vcs.maemo.org Git - monky/blob - src/conky.c

   1 /* -*- mode: c; c-basic-offset: 4; tab-width: 4; indent-tabs-mode: t -*-
   2  * vim: ts=4 sw=4 noet ai cindent syntax=c
   3  *
   4  * Conky, a system monitor, based on torsmo
   5  *
   6  * Any original torsmo code is licensed under the BSD license
   7  *
   8  * All code written since the fork of torsmo is licensed under the GPL
   9  *
  10  * Please see COPYING for details
  11  *
  12  * Copyright (c) 2004, Hannu Saransaari and Lauri Hakkarainen
  13  * Copyright (c) 2005-2009 Brenden Matthews, Philip Kovacs, et. al.
  14  *      (see AUTHORS)
  15  * All rights reserved.
  16  *
  17  * This program is free software: you can redistribute it and/or modify
  18  * it under the terms of the GNU General Public License as published by
  19  * the Free Software Foundation, either version 3 of the License, or
  20  * (at your option) any later version.
  21  *
  22  * This program is distributed in the hope that it will be useful,
  23  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  24  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  25  * GNU General Public License for more details.
  26  * You should have received a copy of the GNU General Public License
  27  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  28  *
  29  */
  30
  31 #include "config.h"
  32 #include "text_object.h"
  33 #include "conky.h"
  34 #include "common.h"
  35 #include "timed_thread.h"
  36 #include <stdarg.h>
  37 #include <math.h>
  38 #include <time.h>
  39 #include <locale.h>
  40 #include <signal.h>
  41 #include <errno.h>
  42 #include <limits.h>
  43 #if HAVE_DIRENT_H
  44 #include <dirent.h>
  45 #endif
  46 #include <sys/time.h>
  47 #include <sys/param.h>
  48 #ifdef HAVE_SYS_INOTIFY_H
  49 #include <sys/inotify.h>
  50 #endif /* HAVE_SYS_INOTIFY_H */
  51 #ifdef X11
  52 #include "x11.h"
  53 #include <X11/Xutil.h>
  54 #ifdef HAVE_XDAMAGE
  55 #include <X11/extensions/Xdamage.h>
  56 #endif
  57 #ifdef IMLIB2
  58 #include "imlib2.h"
  59 #endif /* IMLIB2 */
  60 #endif /* X11 */
  61 #include <sys/types.h>
  62 #include <sys/stat.h>
  63 #include <netinet/in.h>
  64 #include <netdb.h>
  65 #include <fcntl.h>
  66 #include <getopt.h>
  67 #ifdef NCURSES
  68 #include <ncurses.h>
  69 #endif
  70 #ifdef XOAP
  71 #include <libxml/parser.h>
  72 #endif /* XOAP */
  73
  74 /* local headers */
  75 #include "core.h"
  76 #include "algebra.h"
  77 #include "build.h"
  78 #include "colours.h"
  79 #include "combine.h"
  80 #include "diskio.h"
  81 #include "entropy.h"
  82 #include "exec.h"
  83 #include "i8k.h"
  84 #include "proc.h"
  85 #include "user.h"
  86 #ifdef X11
  87 #include "fonts.h"
  88 #endif
  89 #include "fs.h"
  90 #ifdef HAVE_ICONV
  91 #include "iconv_tools.h"
  92 #endif
  93 #include "logging.h"
  94 #include "mixer.h"
  95 #include "mail.h"
  96 #include "mboxscan.h"
  97 #include "net_stat.h"
  98 #ifdef NVIDIA
  99 #include "nvidia.h"
 100 #endif
 101 #include "read_tcp.h"
 102 #include "scroll.h"
 103 #include "specials.h"
 104 #include "temphelper.h"
 105 #include "template.h"
 106 #include "tailhead.h"
 107 #include "timeinfo.h"
 108 #include "top.h"
 109
 110 /* check for OS and include appropriate headers */
 111 #if defined(__linux__)
 112 #include "linux.h"
 113 #elif defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
 114 #include "freebsd.h"
 115 #elif defined(__OpenBSD__)
 116 #include "openbsd.h"
 117 #endif
 118
 119 #if defined(__FreeBSD_kernel__)
 120 #include <bsd/bsd.h>
 121 #endif
 122
 123 /* FIXME: apm_getinfo is unused here. maybe it's meant for common.c */
 124 #if (defined(__FreeBSD__) || defined(__FreeBSD_kernel__) \
 125                 || defined(__OpenBSD__)) && (defined(i386) || defined(__i386__))
 126 int apm_getinfo(int fd, apm_info_t aip);
 127 char *get_apm_adapter(void);
 128 char *get_apm_battery_life(void);
 129 char *get_apm_battery_time(void);
 130 #endif
 131
 132 #ifdef CONFIG_OUTPUT
 133 #include "defconfig.h"
 134 #include "conf_cookie.h"
 135 #endif
 136
 137 #ifndef S_ISSOCK
 138 #define S_ISSOCK(x)   ((x & S_IFMT) == S_IFSOCK)
 139 #endif
 140
 141 #define MAIL_FILE "$MAIL"
 142 #define MAX_IF_BLOCK_DEPTH 5
 143
 144 //#define SIGNAL_BLOCKING
 145 #undef SIGNAL_BLOCKING
 146
 147 /* debugging level, used by logging.h */
 148 int global_debug_level = 0;
 149
 150 /* two strings for internal use */
 151 static char *tmpstring1, *tmpstring2;
 152
 153 /* variables holding various config settings */
 154 int short_units;
 155 int format_human_readable;
 156 int cpu_separate;
 157 enum {
 158         NO_SPACER = 0,
 159         LEFT_SPACER,
 160         RIGHT_SPACER
 161 } use_spacer;
 162 int top_cpu, top_mem, top_time;
 163 #ifdef IOSTATS
 164 int top_io;
 165 #endif
 166 #ifdef __linux__
 167 int top_running;
 168 #endif
 169 int output_methods;
 170 static int extra_newline;
 171 enum x_initialiser_state x_initialised = NO;
 172 static volatile int g_signal_pending;
 173 /* Update interval */
 174 double update_interval;
 175 double update_interval_old;
 176 double update_interval_bat;
 177 void *global_cpu = NULL;
 178
 179 int argc_copy;
 180 char** argv_copy;
 181
 182 /* prototypes for internally used functions */
 183 static void signal_handler(int);
 184 static void print_version(void) __attribute__((noreturn));
 185 static void reload_config(void);
 186
 187 static void print_version(void)
 188 {
 189         printf(PACKAGE_NAME" "VERSION" compiled "BUILD_DATE" for "BUILD_ARCH"\n");
 190
 191         printf("\nCompiled in features:\n\n"
 192                    "System config file: "SYSTEM_CONFIG_FILE"\n"
 193                    "Package library path: "PACKAGE_LIBDIR"\n\n"
 194 #ifdef X11
 195                    " X11:\n"
 196 # ifdef HAVE_XDAMAGE
 197                    "  * Xdamage extension\n"
 198 # endif /* HAVE_XDAMAGE */
 199 # ifdef HAVE_XDBE
 200                    "  * XDBE (double buffer extension)\n"
 201 # endif /* HAVE_XDBE */
 202 # ifdef XFT
 203                    "  * Xft\n"
 204 # endif /* XFT */
 205 #endif /* X11 */
 206                    "\n Music detection:\n"
 207 #ifdef AUDACIOUS
 208                    "  * Audacious\n"
 209 #endif /* AUDACIOUS */
 210 #ifdef BMPX
 211                    "  * BMPx\n"
 212 #endif /* BMPX */
 213 #ifdef MPD
 214                    "  * MPD\n"
 215 #endif /* MPD */
 216 #ifdef MOC
 217                    "  * MOC\n"
 218 #endif /* MOC */
 219 #ifdef XMMS2
 220                    "  * XMMS2\n"
 221 #endif /* XMMS2 */
 222                    "\n General:\n"
 223 #ifdef HAVE_OPENMP
 224                    "  * OpenMP\n"
 225 #endif /* HAVE_OPENMP */
 226 #ifdef MATH
 227                    "  * math\n"
 228 #endif /* Math */
 229 #ifdef HDDTEMP
 230                    "  * hddtemp\n"
 231 #endif /* HDDTEMP */
 232 #ifdef TCP_PORT_MONITOR
 233                    "  * portmon\n"
 234 #endif /* TCP_PORT_MONITOR */
 235 #ifdef HAVE_CURL
 236                    "  * Curl\n"
 237 #endif /* HAVE_CURL */
 238 #ifdef RSS
 239                    "  * RSS\n"
 240 #endif /* RSS */
 241 #ifdef WEATHER
 242                    "  * Weather (METAR)\n"
 243 #ifdef XOAP
 244                    "  * Weather (XOAP)\n"
 245 #endif /* XOAP */
 246 #endif /* WEATHER */
 247 #ifdef HAVE_IWLIB
 248                    "  * wireless\n"
 249 #endif /* HAVE_IWLIB */
 250 #ifdef IBM
 251                    "  * support for IBM/Lenovo notebooks\n"
 252 #endif /* IBM */
 253 #ifdef NVIDIA
 254                    "  * nvidia\n"
 255 #endif /* NVIDIA */
 256 #ifdef EVE
 257                    "  * eve-online\n"
 258 #endif /* EVE */
 259 #ifdef CONFIG_OUTPUT
 260                    "  * config-output\n"
 261 #endif /* CONFIG_OUTPUT */
 262 #ifdef IMLIB2
 263                    "  * Imlib2\n"
 264 #endif /* IMLIB2 */
 265 #ifdef MIXER_IS_ALSA
 266                    "  * ALSA mixer support\n"
 267 #endif /* MIXER_IS_ALSA */
 268 #ifdef APCUPSD
 269                    "  * apcupsd\n"
 270 #endif /* APCUPSD */
 271 #ifdef IOSTATS
 272                    "  * iostats\n"
 273 #endif /* IOSTATS */
 274 #ifdef NCURSES
 275                    "  * ncurses\n"
 276 #endif /* NCURSES */
 277 #ifdef HAVE_LUA
 278                    "  * Lua\n"
 279                    "\n  Lua bindings:\n"
 280 #ifdef HAVE_LUA_CAIRO
 281                    "   * Cairo\n"
 282 #endif /* HAVE_LUA_CAIRO */
 283 #ifdef HAVE_LUA_IMLIB2
 284                    "   * Imlib2\n"
 285 #endif /* IMLIB2 */
 286 #endif /* HAVE_LUA */
 287         );
 288
 289         exit(EXIT_SUCCESS);
 290 }
 291
 292 static const char *suffixes[] = { "B", "KiB", "MiB", "GiB", "TiB", "PiB", "" };
 293
 294
 295 #ifdef X11
 296
 297 static void X11_create_window(void);
 298 static void X11_initialisation(void);
 299
 300 struct _x11_stuff_s {
 301         Region region;
 302 #ifdef HAVE_XDAMAGE
 303         Damage damage;
 304         XserverRegion region2, part;
 305         int event_base, error_base;
 306 #endif
 307 } x11_stuff;
 308
 309 /* text size */
 310
 311 static int text_start_x, text_start_y;  /* text start position in window */
 312 static int text_width, text_height;
 313
 314 /* alignments */
 315 enum alignment {
 316         TOP_LEFT = 1,
 317         TOP_RIGHT,
 318         TOP_MIDDLE,
 319         BOTTOM_LEFT,
 320         BOTTOM_RIGHT,
 321         BOTTOM_MIDDLE,
 322         MIDDLE_LEFT,
 323         MIDDLE_MIDDLE,
 324         MIDDLE_RIGHT,
 325         NONE
 326 };
 327
 328 /* display to connect to */
 329 static char *disp = NULL;
 330
 331 #endif /* X11 */
 332
 333 /* struct that has all info to be shared between
 334  * instances of the same text object */
 335 struct information info;
 336
 337 /* path to config file */
 338 char *current_config;
 339
 340 /* set to 1 if you want all text to be in uppercase */
 341 static unsigned int stuff_in_uppercase;
 342
 343 /* Run how many times? */
 344 static unsigned long total_run_times;
 345
 346 /* fork? */
 347 static int fork_to_background;
 348
 349 static int cpu_avg_samples, net_avg_samples, diskio_avg_samples;
 350
 351 /* filenames for output */
 352 char *overwrite_file = NULL; FILE *overwrite_fpointer = NULL;
 353 char *append_file = NULL; FILE *append_fpointer = NULL;
 354
 355 #ifdef X11
 356
 357 static int show_graph_scale;
 358 static int show_graph_range;
 359
 360 /* Position on the screen */
 361 static int text_alignment;
 362 static int gap_x, gap_y;
 363
 364 /* border */
 365 static int draw_borders;
 366 static int draw_graph_borders;
 367 static int stippled_borders;
 368
 369 int get_stippled_borders(void)
 370 {
 371         return stippled_borders;
 372 }
 373
 374 static int draw_shades, draw_outline;
 375
 376 long default_fg_color, default_bg_color, default_out_color;
 377
 378 /* create own window or draw stuff to root? */
 379 static int set_transparent = 0;
 380
 381 #ifdef OWN_WINDOW
 382 static int own_window = 0;
 383 static int background_colour = 0;
 384
 385 /* fixed size/pos is set if wm/user changes them */
 386 static int fixed_size = 0, fixed_pos = 0;
 387 #endif
 388
 389 static int minimum_width, minimum_height;
 390 static int maximum_width;
 391
 392 #endif /* X11 */
 393
 394 #ifdef __OpenBSD__
 395 static int sensor_device;
 396 #endif
 397
 398 long color0, color1, color2, color3, color4, color5, color6, color7, color8,
 399          color9;
 400
 401 /* maximum size of config TEXT buffer, i.e. below TEXT line. */
 402 unsigned int max_user_text;
 403
 404 /* maximum size of individual text buffers, ie $exec buffer size */
 405 unsigned int text_buffer_size = DEFAULT_TEXT_BUFFER_SIZE;
 406
 407 /* UTF-8 */
 408 int utf8_mode = 0;
 409
 410 /* no buffers in used memory? */
 411 int no_buffers;
 412
 413 /* pad percentages to decimals? */
 414 static int pad_percents = 0;
 415
 416 static char *global_text = 0;
 417
 418 char *get_global_text(void)
 419 {
 420         return global_text;
 421 }
 422
 423 long global_text_lines;
 424
 425 static int total_updates;
 426 static int updatereset;
 427
 428 void set_updatereset(int i)
 429 {
 430         updatereset = i;
 431 }
 432
 433 int get_updatereset(void)
 434 {
 435         return updatereset;
 436 }
 437
 438 int check_contains(char *f, char *s)
 439 {
 440         int ret = 0;
 441         FILE *where = open_file(f, 0);
 442
 443         if (where) {
 444                 char buf1[256];
 445
 446                 while (fgets(buf1, 256, where)) {
 447                         if (strstr(buf1, s)) {
 448                                 ret = 1;
 449                                 break;
 450                         }
 451                 }
 452                 fclose(where);
 453         } else {
 454                 NORM_ERR("Could not open the file");
 455         }
 456         return ret;
 457 }
 458
 459 #define SECRIT_MULTILINE_CHAR '\x02'
 460
 461 static inline int calc_text_width(const char *s)
 462 {
 463         size_t slen = strlen(s);
 464
 465 #ifdef X11
 466         if ((output_methods & TO_X) == 0) {
 467 #endif /* X11 */
 468                 return slen;
 469 #ifdef X11
 470         }
 471 #ifdef XFT
 472         if (use_xft) {
 473                 XGlyphInfo gi;
 474
 475                 if (utf8_mode) {
 476                         XftTextExtentsUtf8(display, fonts[selected_font].xftfont,
 477                                 (const FcChar8 *) s, slen, &gi);
 478                 } else {
 479                         XftTextExtents8(display, fonts[selected_font].xftfont,
 480                                 (const FcChar8 *) s, slen, &gi);
 481                 }
 482                 return gi.xOff;
 483         } else
 484 #endif
 485         {
 486                 return XTextWidth(fonts[selected_font].font, s, slen);
 487         }
 488 #endif /* X11 */
 489 }
 490
 491 /* formatted text to render on screen, generated in generate_text(),
 492  * drawn in draw_stuff() */
 493
 494 static char *text_buffer;
 495
 496 /* quite boring functions */
 497
 498 static inline void for_each_line(char *b, int f(char *, int))
 499 {
 500         char *ps, *pe;
 501         int special_index = 0; /* specials index */
 502
 503         for (ps = b, pe = b; *pe; pe++) {
 504                 if (*pe == '\n') {
 505                         *pe = '\0';
 506                         special_index = f(ps, special_index);
 507                         *pe = '\n';
 508                         ps = pe + 1;
 509                 }
 510         }
 511
 512         if (ps < pe) {
 513                 f(ps, special_index);
 514         }
 515 }
 516
 517 static void convert_escapes(char *buf)
 518 {
 519         char *p = buf, *s = buf;
 520
 521         while (*s) {
 522                 if (*s == '\\') {
 523                         s++;
 524                         if (*s == 'n') {
 525                                 *p++ = '\n';
 526                         } else if (*s == '\\') {
 527                                 *p++ = '\\';
 528                         }
 529                         s++;
 530                 } else {
 531                         *p++ = *s++;
 532                 }
 533         }
 534         *p = '\0';
 535 }
 536
 537 /* Prints anything normally printed with snprintf according to the current value
 538  * of use_spacer.  Actually slightly more flexible than snprintf, as you can
 539  * safely specify the destination buffer as one of your inputs.  */
 540 int spaced_print(char *buf, int size, const char *format, int width, ...)
 541 {
 542         int len = 0;
 543         va_list argp;
 544         char *tempbuf;
 545
 546         if (size < 1) {
 547                 return 0;
 548         }
 549         tempbuf = malloc(size * sizeof(char));
 550
 551         // Passes the varargs along to vsnprintf
 552         va_start(argp, width);
 553         vsnprintf(tempbuf, size, format, argp);
 554         va_end(argp);
 555
 556         switch (use_spacer) {
 557                 case NO_SPACER:
 558                         len = snprintf(buf, size, "%s", tempbuf);
 559                         break;
 560                 case LEFT_SPACER:
 561                         len = snprintf(buf, size, "%*s", width, tempbuf);
 562                         break;
 563                 case RIGHT_SPACER:
 564                         len = snprintf(buf, size, "%-*s", width, tempbuf);
 565                         break;
 566         }
 567         free(tempbuf);
 568         return len;
 569 }
 570
 571 /* print percentage values
 572  *
 573  * - i.e., unsigned values between 0 and 100
 574  * - respect the value of pad_percents */
 575 int percent_print(char *buf, int size, unsigned value)
 576 {
 577         return spaced_print(buf, size, "%u", pad_percents, value);
 578 }
 579
 580 /* converts from bytes to human readable format (K, M, G, T)
 581  *
 582  * The algorithm always divides by 1024, as unit-conversion of byte
 583  * counts suggests. But for output length determination we need to
 584  * compare with 1000 here, as we print in decimal form. */
 585 void human_readable(long long num, char *buf, int size)
 586 {
 587         const char **suffix = suffixes;
 588         float fnum;
 589         int precision;
 590         int width;
 591         const char *format;
 592
 593         /* Possibly just output as usual, for example for stdout usage */
 594         if (!format_human_readable) {
 595                 spaced_print(buf, size, "%d", 6, round_to_int(num));
 596                 return;
 597         }
 598         if (short_units) {
 599                 width = 5;
 600                 format = "%.*f%.1s";
 601         } else {
 602                 width = 7;
 603                 format = "%.*f%-3s";
 604         }
 605
 606         if (llabs(num) < 1000LL) {
 607                 spaced_print(buf, size, format, width, 0, (float)num, *suffix);
 608                 return;
 609         }
 610
 611         while (llabs(num / 1024) >= 1000LL && **(suffix + 2)) {
 612                 num /= 1024;
 613                 suffix++;
 614         }
 615
 616         suffix++;
 617         fnum = num / 1024.0;
 618
 619         /* fnum should now be < 1000, so looks like 'AAA.BBBBB'
 620          *
 621          * The goal is to always have a significance of 3, by
 622          * adjusting the decimal part of the number. Sample output:
 623          *  123MiB
 624          * 23.4GiB
 625          * 5.12B
 626          * so the point of alignment resides between number and unit. The
 627          * upside of this is that there is minimal padding necessary, though
 628          * there should be a way to make alignment take place at the decimal
 629          * dot (then with fixed width decimal part).
 630          *
 631          * Note the repdigits below: when given a precision value, printf()
 632          * rounds the float to it, not just cuts off the remaining digits. So
 633          * e.g. 99.95 with a precision of 1 gets 100.0, which again should be
 634          * printed with a precision of 0. Yay. */
 635
 636         precision = 0;          /* print 100-999 without decimal part */
 637         if (fnum < 99.95)
 638                 precision = 1;  /* print 10-99 with one decimal place */
 639         if (fnum < 9.995)
 640                 precision = 2;  /* print 0-9 with two decimal places */
 641
 642         spaced_print(buf, size, format, width, precision, fnum, *suffix);
 643 }
 644
 645 /* global object list root element */
 646 static struct text_object global_root_object;
 647
 648 static long current_text_color;
 649
 650 void set_current_text_color(long colour)
 651 {
 652         current_text_color = colour;
 653 }
 654
 655 long get_current_text_color(void)
 656 {
 657         return current_text_color;
 658 }
 659
 660 //adds newstring to to the tree unless you can already see it when travelling back.
 661 //if it's possible to attach it then it returns a pointer to the leaf, else it returns NULL
 662 struct conftree* conftree_add(struct conftree* previous, const char* newstring) {
 663         struct conftree* node;
 664         struct conftree* node2;
 665
 666         for(node = previous; node != NULL; node = node->back) {
 667                 if(strcmp(node->string, newstring) == 0) {
 668                         return NULL;
 669                 }
 670         }
 671         node = malloc(sizeof(struct conftree));
 672         if (previous != NULL) {
 673                 if(previous->vert_next == NULL) {
 674                         previous->vert_next = node;
 675                 } else {
 676                         for(node2 = previous->vert_next; node2->horz_next != NULL; node2 = node2->horz_next ) { }
 677                         node2->horz_next = node;
 678                 }
 679         }
 680         node->string = strdup(newstring);
 681         node->horz_next = NULL;
 682         node->vert_next = NULL;
 683         node->back = previous;
 684         return node;
 685 }
 686
 687 void conftree_empty(struct conftree* tree) {
 688         if(tree) {
 689                 conftree_empty(tree->horz_next);
 690                 conftree_empty(tree->vert_next);
 691                 free(tree->string);
 692                 free(tree);
 693         }
 694 }
 695
 696 struct conftree *currentconffile;
 697
 698 static void extract_variable_text(const char *p)
 699 {
 700         free_text_objects(&global_root_object, 0);
 701         if (tmpstring1) {
 702                 free(tmpstring1);
 703                 tmpstring1 = 0;
 704         }
 705         if (tmpstring2) {
 706                 free(tmpstring2);
 707                 tmpstring2 = 0;
 708         }
 709         if (text_buffer) {
 710                 free(text_buffer);
 711                 text_buffer = 0;
 712         }
 713
 714         extract_variable_text_internal(&global_root_object, p);
 715 }
 716
 717 void parse_conky_vars(struct text_object *root, const char *txt,
 718                 char *p, int p_max_size, struct information *cur)
 719 {
 720         extract_variable_text_internal(root, txt);
 721         generate_text_internal(p, p_max_size, *root, cur);
 722 }
 723
 724 static inline void format_media_player_time(char *buf, const int size,
 725                 int seconds)
 726 {
 727         int days, hours, minutes;
 728
 729         if (times_in_seconds()) {
 730                 snprintf(buf, size, "%d", seconds);
 731                 return;
 732         }
 733
 734         days = seconds / (24 * 60 * 60);
 735         seconds %= (24 * 60 * 60);
 736         hours = seconds / (60 * 60);
 737         seconds %= (60 * 60);
 738         minutes = seconds / 60;
 739         seconds %= 60;
 740
 741         if (days > 0) {
 742                 snprintf(buf, size, "%i days %i:%02i:%02i", days,
 743                                 hours, minutes, seconds);
 744         } else if (hours > 0) {
 745                 snprintf(buf, size, "%i:%02i:%02i", hours, minutes,
 746                                 seconds);
 747         } else {
 748                 snprintf(buf, size, "%i:%02i", minutes, seconds);
 749         }
 750 }
 751
 752 /* substitutes all occurrences of '\n' with SECRIT_MULTILINE_CHAR, which allows
 753  * multiline objects like $exec work with $align[rc] and friends
 754  */
 755 void substitute_newlines(char *p, long l)
 756 {
 757         char *s = p;
 758         if (l < 0) return;
 759         while (p && *p && p < s + l) {
 760                 if (*p == '\n') {
 761                         /* only substitute if it's not the last newline */
 762                         *p = SECRIT_MULTILINE_CHAR;
 763                 }
 764                 p++;
 765         }
 766 }
 767
 768 void generate_text_internal(char *p, int p_max_size,
 769                 struct text_object root, struct information *cur)
 770 {
 771         struct text_object *obj;
 772 #ifdef X11
 773         int need_to_load_fonts = 0;
 774 #endif /* X11 */
 775
 776         /* for the OBJ_top* handler */
 777         struct process **needed = 0;
 778
 779 #ifdef HAVE_ICONV
 780         char buff_in[p_max_size];
 781         buff_in[0] = 0;
 782 #endif /* HAVE_ICONV */
 783
 784         p[0] = 0;
 785         obj = root.next;
 786         while (obj && p_max_size > 0) {
 787                 needed = 0; /* reset for top stuff */
 788
 789 /* IFBLOCK jumping algorithm
 790  *
 791  * This is easier as it looks like:
 792  * - each IF checks it's condition
 793  *   - on FALSE: call DO_JUMP
 794  *   - on TRUE: don't care
 795  * - each ELSE calls DO_JUMP unconditionally
 796  * - each ENDIF is silently being ignored
 797  *
 798  * Why this works:
 799  * DO_JUMP overwrites the "obj" variable of the loop and sets it to the target
 800  * (i.e. the corresponding ELSE or ENDIF). After that, processing for the given
 801  * object can continue, free()ing stuff e.g., then the for-loop does the rest: as
 802  * regularly, "obj" is being updated to point to obj->next, so object parsing
 803  * continues right after the corresponding ELSE or ENDIF. This means that if we
 804  * find an ELSE, it's corresponding IF must not have jumped, so we need to jump
 805  * always. If we encounter an ENDIF, it's corresponding IF or ELSE has not
 806  * jumped, and there is nothing to do.
 807  */
 808 #define DO_JUMP { \
 809         DBGP2("jumping"); \
 810         if (obj->ifblock_next) \
 811                 obj = obj->ifblock_next; \
 812 }
 813
 814 #define OBJ(a) break; case OBJ_##a:
 815
 816                 switch (obj->type) {
 817                         default:
 818                                 NORM_ERR("not implemented obj type %d", obj->type);
 819                         OBJ(read_tcp) {
 820                                 print_read_tcp(obj, p, p_max_size);
 821                         }
 822 #ifndef __OpenBSD__
 823                         OBJ(acpitemp) {
 824                                 temp_print(p, p_max_size, get_acpi_temperature(obj->data.i), TEMP_CELSIUS);
 825                         }
 826 #endif /* !__OpenBSD__ */
 827                         OBJ(freq) {
 828                                 static int ok = 1;
 829                                 if (ok) {
 830                                         ok = get_freq(p, p_max_size, "%.0f", 1,
 831                                                         obj->data.i);
 832                                 }
 833                         }
 834                         OBJ(freq_g) {
 835                                 static int ok = 1;
 836                                 if (ok) {
 837 #ifndef __OpenBSD__
 838                                         ok = get_freq(p, p_max_size, "%'.2f", 1000,
 839                                                         obj->data.i);
 840 #else
 841                                         /* OpenBSD has no such flag (SUSv2) */
 842                                         ok = get_freq(p, p_max_size, "%.2f", 1000,
 843                                                         obj->data.i);
 844 #endif /* __OpenBSD */
 845                                 }
 846                         }
 847 #if defined(__linux__)
 848                         OBJ(voltage_mv) {
 849                                 static int ok = 1;
 850                                 if (ok) {
 851                                         ok = get_voltage(p, p_max_size, "%.0f", 1,
 852                                                         obj->data.i);
 853                                 }
 854                         }
 855                         OBJ(voltage_v) {
 856                                 static int ok = 1;
 857                                 if (ok) {
 858                                         ok = get_voltage(p, p_max_size, "%'.3f", 1000,
 859                                                         obj->data.i);
 860                                 }
 861                         }
 862
 863 #ifdef HAVE_IWLIB
 864                         OBJ(wireless_essid) {
 865                                 print_wireless_essid(obj, p, p_max_size);
 866                         }
 867                         OBJ(wireless_mode) {
 868                                 print_wireless_mode(obj, p, p_max_size);
 869                         }
 870                         OBJ(wireless_bitrate) {
 871                                 print_wireless_bitrate(obj, p, p_max_size);
 872                         }
 873                         OBJ(wireless_ap) {
 874                                 print_wireless_ap(obj, p, p_max_size);
 875                         }
 876                         OBJ(wireless_link_qual) {
 877                                 print_wireless_link_qual(obj, p, p_max_size);
 878                         }
 879                         OBJ(wireless_link_qual_max) {
 880                                 print_wireless_link_qual_max(obj, p, p_max_size);
 881                         }
 882                         OBJ(wireless_link_qual_perc) {
 883                                 print_wireless_link_qual_perc(obj, p, p_max_size);
 884                         }
 885                         OBJ(wireless_link_bar) {
 886                                 print_wireless_link_bar(obj, p, p_max_size);
 887                         }
 888 #endif /* HAVE_IWLIB */
 889
 890 #endif /* __linux__ */
 891
 892 #ifndef __OpenBSD__
 893                         OBJ(acpifan) {
 894                                 get_acpi_fan(p, p_max_size);
 895                         }
 896                         OBJ(acpiacadapter) {
 897                                 get_acpi_ac_adapter(p, p_max_size);
 898                         }
 899                         OBJ(battery) {
 900                                 get_battery_stuff(p, p_max_size, obj->data.s, BATTERY_STATUS);
 901                         }
 902                         OBJ(battery_time) {
 903                                 get_battery_stuff(p, p_max_size, obj->data.s, BATTERY_TIME);
 904                         }
 905                         OBJ(battery_percent) {
 906                                 percent_print(p, p_max_size, get_battery_perct(obj->data.s));
 907                         }
 908                         OBJ(battery_bar) {
 909 #ifdef X11
 910                                 if(output_methods & TO_X) {
 911                                         new_bar(obj, p, get_battery_perct_bar(obj->data.s));
 912                                 }else
 913 #endif /* X11 */
 914                                         new_bar_in_shell(obj, p, p_max_size, get_battery_perct_bar(obj->data.s) / 2.55);
 915                         }
 916                         OBJ(battery_short) {
 917                                 get_battery_short_status(p, p_max_size, obj->data.s);
 918                         }
 919 #endif /* __OpenBSD__ */
 920
 921                         OBJ(buffers) {
 922                                 human_readable(cur->buffers * 1024, p, 255);
 923                         }
 924                         OBJ(cached) {
 925                                 human_readable(cur->cached * 1024, p, 255);
 926                         }
 927                         OBJ(cmdline_to_pid) {
 928                                 print_cmdline_to_pid(obj, p, p_max_size);
 929                         }
 930                         OBJ(cpu) {
 931                                 if (obj->data.i > info.cpu_count) {
 932                                         NORM_ERR("obj->data.i %i info.cpu_count %i",
 933                                                         obj->data.i, info.cpu_count);
 934                                         CRIT_ERR(NULL, NULL, "attempting to use more CPUs than you have!");
 935                                 }
 936                                 percent_print(p, p_max_size,
 937                                               round_to_int(cur->cpu_usage[obj->data.i] * 100.0));
 938                         }
 939 #ifdef X11
 940                         OBJ(cpugauge)
 941                                 new_gauge(obj, p, round_to_int(cur->cpu_usage[obj->data.i] * 255.0));
 942 #endif /* X11 */
 943                         OBJ(cpubar) {
 944 #ifdef X11
 945                                 if(output_methods & TO_X) {
 946                                         new_bar(obj, p, round_to_int(cur->cpu_usage[obj->data.i] * 255.0));
 947                                 }else
 948 #endif /* X11 */
 949                                         new_bar_in_shell(obj, p, p_max_size, round_to_int(cur->cpu_usage[obj->data.i] * 100));
 950                         }
 951 #ifdef X11
 952                         OBJ(cpugraph) {
 953                                 new_graph(obj, p, round_to_int(cur->cpu_usage[obj->data.i] * 100));
 954                         }
 955                         OBJ(loadgraph) {
 956                                 print_loadgraph(obj, p);
 957                         }
 958 #endif /* X11 */
 959                         OBJ(color) {
 960                                 new_fg(p, obj->data.l);
 961                         }
 962 #ifdef X11
 963                         OBJ(color0) {
 964                                 new_fg(p, color0);
 965                         }
 966                         OBJ(color1) {
 967                                 new_fg(p, color1);
 968                         }
 969                         OBJ(color2) {
 970                                 new_fg(p, color2);
 971                         }
 972                         OBJ(color3) {
 973                                 new_fg(p, color3);
 974                         }
 975                         OBJ(color4) {
 976                                 new_fg(p, color4);
 977                         }
 978                         OBJ(color5) {
 979                                 new_fg(p, color5);
 980                         }
 981                         OBJ(color6) {
 982                                 new_fg(p, color6);
 983                         }
 984                         OBJ(color7) {
 985                                 new_fg(p, color7);
 986                         }
 987                         OBJ(color8) {
 988                                 new_fg(p, color8);
 989                         }
 990                         OBJ(color9) {
 991                                 new_fg(p, color9);
 992                         }
 993 #endif /* X11 */
 994                         OBJ(conky_version) {
 995                                 snprintf(p, p_max_size, "%s", VERSION);
 996                         }
 997                         OBJ(conky_build_date) {
 998                                 snprintf(p, p_max_size, "%s", BUILD_DATE);
 999                         }
1000                         OBJ(conky_build_arch) {
1001                                 snprintf(p, p_max_size, "%s", BUILD_ARCH);
1002                         }
1003 #if defined(__linux__)
1004                         OBJ(disk_protect) {
1005                                 snprintf(p, p_max_size, "%s",
1006                                                 get_disk_protect_queue(obj->data.s));
1007                         }
1008                         OBJ(i8k_version) {
1009                                 print_i8k_version(obj, p, p_max_size);
1010                         }
1011                         OBJ(i8k_bios) {
1012                                 print_i8k_bios(obj, p, p_max_size);
1013                         }
1014                         OBJ(i8k_serial) {
1015                                 print_i8k_serial(obj, p, p_max_size);
1016                         }
1017                         OBJ(i8k_cpu_temp) {
1018                                 print_i8k_cpu_temp(obj, p, p_max_size);
1019                         }
1020                         OBJ(i8k_left_fan_status) {
1021                                 print_i8k_left_fan_status(obj, p, p_max_size);
1022                         }
1023                         OBJ(i8k_right_fan_status) {
1024                                 print_i8k_right_fan_status(obj, p, p_max_size);
1025                         }
1026                         OBJ(i8k_left_fan_rpm) {
1027                                 print_i8k_left_fan_rpm(obj, p, p_max_size);
1028                         }
1029                         OBJ(i8k_right_fan_rpm) {
1030                                 print_i8k_right_fan_rpm(obj, p, p_max_size);
1031                         }
1032                         OBJ(i8k_ac_status) {
1033                                 print_i8k_ac_status(obj, p, p_max_size);
1034                         }
1035                         OBJ(i8k_buttons_status) {
1036                                 print_i8k_buttons_status(obj, p, p_max_size);
1037                         }
1038 #if defined(IBM)
1039                         OBJ(ibm_fan) {
1040                                 get_ibm_acpi_fan(obj, p, p_max_size);
1041                         }
1042                         OBJ(ibm_temps) {
1043                                 print_ibm_temps(obj, p, p_max_size);
1044                         }
1045                         OBJ(ibm_volume) {
1046                                 get_ibm_acpi_volume(obj, p, p_max_size);
1047                         }
1048                         OBJ(ibm_brightness) {
1049                                 get_ibm_acpi_brightness(obj, p, p_max_size);
1050                         }
1051 #endif /* IBM */
1052                         /* information from sony_laptop kernel module
1053                          * /sys/devices/platform/sony-laptop */
1054                         OBJ(sony_fanspeed) {
1055                                 get_sony_fanspeed(p, p_max_size);
1056                         }
1057                         OBJ(if_gw) {
1058                                 if (!gateway_exists()) {
1059                                         DO_JUMP;
1060                                 }
1061                         }
1062                         OBJ(gw_iface) {
1063                                 print_gateway_iface(p, p_max_size);
1064                         }
1065                         OBJ(gw_ip) {
1066                                 print_gateway_ip(p, p_max_size);
1067                         }
1068                         OBJ(laptop_mode) {
1069                                 snprintf(p, p_max_size, "%d", get_laptop_mode());
1070                         }
1071                         OBJ(pb_battery) {
1072                                 get_powerbook_batt_info(p, p_max_size, obj->data.i);
1073                         }
1074 #endif /* __linux__ */
1075 #if (defined(__FreeBSD__) || defined(__linux__))
1076                         OBJ(if_up) {
1077                                 if (!interface_up(obj)) {
1078                                         DO_JUMP;
1079                                 }
1080                         }
1081 #endif
1082 #ifdef __OpenBSD__
1083                         OBJ(obsd_sensors_temp) {
1084                                 print_obsd_sensors_temp(obj, p, p_max_size);
1085                         }
1086                         OBJ(obsd_sensors_fan) {
1087                                 print_obsd_sensors_fan(obj, p, p_max_size);
1088                         }
1089                         OBJ(obsd_sensors_volt) {
1090                                 print_obsd_sensors_volt(obj, p, p_max_size);
1091                         }
1092                         OBJ(obsd_vendor) {
1093                                 get_obsd_vendor(p, p_max_size);
1094                         }
1095                         OBJ(obsd_product) {
1096                                 get_obsd_product(p, p_max_size);
1097                         }
1098 #endif /* __OpenBSD__ */
1099 #ifdef X11
1100                         OBJ(font) {
1101                                 new_font(p, obj->data.s);
1102                                 need_to_load_fonts = 1;
1103                         }
1104 #endif /* X11 */
1105                         OBJ(diskio) {
1106                                 print_diskio(obj, p, p_max_size);
1107                         }
1108                         OBJ(diskio_write) {
1109                                 print_diskio_write(obj, p, p_max_size);
1110                         }
1111                         OBJ(diskio_read) {
1112                                 print_diskio_read(obj, p, p_max_size);
1113                         }
1114 #ifdef X11
1115                         OBJ(diskiograph) {
1116                                 print_diskiograph(obj, p, p_max_size);
1117                         }
1118                         OBJ(diskiograph_read) {
1119                                 print_diskiograph(obj, p, p_max_size);
1120                         }
1121                         OBJ(diskiograph_write) {
1122                                 print_diskiograph(obj, p, p_max_size);
1123                         }
1124 #endif /* X11 */
1125                         OBJ(downspeed) {
1126                                 print_downspeed(obj, p, p_max_size);
1127                         }
1128                         OBJ(downspeedf) {
1129                                 print_downspeedf(obj, p, p_max_size);
1130                         }
1131 #ifdef X11
1132                         OBJ(downspeedgraph) {
1133                                 print_downspeedgraph(obj, p, p_max_size);
1134                         }
1135 #endif /* X11 */
1136                         OBJ(else) {
1137                                 /* Since we see you, you're if has not jumped.
1138                                  * Do Ninja jump here: without leaving traces.
1139                                  * This is to prevent us from stale jumped flags.
1140                                  */
1141                                 obj = obj->ifblock_next;
1142                                 continue;
1143                         }
1144                         OBJ(endif) {
1145                                 /* harmless object, just ignore */
1146                         }
1147                         OBJ(addr) {
1148                                 print_addr(obj, p, p_max_size);
1149                         }
1150 #if defined(__linux__)
1151                         OBJ(addrs) {
1152                                 print_addrs(obj, p, p_max_size);
1153                         }
1154 #endif /* __linux__ */
1155 #if defined(IMLIB2) && defined(X11)
1156                         OBJ(image) {
1157                                 /* doesn't actually draw anything, just queues it omp.  the
1158                                  * image will get drawn after the X event loop */
1159                                 cimlib_add_image(obj->data.s);
1160                         }
1161 #endif /* IMLIB2 */
1162                         OBJ(eval) {
1163                                 evaluate(obj->data.s, p, p_max_size);
1164                         }
1165                         OBJ(exec) {
1166                                 print_exec(obj, p, p_max_size);
1167                         }
1168                         OBJ(execp) {
1169                                 print_execp(obj, p, p_max_size);
1170                         }
1171 #ifdef X11
1172                         OBJ(execgauge) {
1173                                 print_execgauge(obj, p, p_max_size);
1174                         }
1175 #endif /* X11 */
1176                         OBJ(execbar) {
1177                                 print_execbar(obj, p, p_max_size);
1178                         }
1179 #ifdef X11
1180                         OBJ(execgraph) {
1181                                 print_execgraph(obj, p, p_max_size);
1182                         }
1183 #endif /* X11 */
1184                         OBJ(execibar) {
1185                                 print_execibar(obj, p, p_max_size);
1186                         }
1187 #ifdef X11
1188                         OBJ(execigraph) {
1189                                 print_execigraph(obj, p, p_max_size);
1190                         }
1191                         OBJ(execigauge) {
1192                                 print_execigauge(obj, p, p_max_size);
1193                         }
1194 #endif /* X11 */
1195                         OBJ(execi) {
1196                                 print_execi(obj, p, p_max_size);
1197                         }
1198                         OBJ(execpi) {
1199                                 print_execpi(obj, p, p_max_size);
1200                         }
1201                         OBJ(texeci) {
1202                                 print_texeci(obj, p, p_max_size);
1203                         }
1204                         OBJ(imap_unseen) {
1205                                 print_imap_unseen(obj, p, p_max_size);
1206                         }
1207                         OBJ(imap_messages) {
1208                                 print_imap_messages(obj, p, p_max_size);
1209                         }
1210                         OBJ(pop3_unseen) {
1211                                 print_pop3_unseen(obj, p, p_max_size);
1212                         }
1213                         OBJ(pop3_used) {
1214                                 print_pop3_used(obj, p, p_max_size);
1215                         }
1216                         OBJ(fs_bar) {
1217                                 print_fs_bar(obj, 0, p, p_max_size);
1218                         }
1219                         OBJ(fs_free) {
1220                                 print_fs_free(obj, p, p_max_size);
1221                         }
1222                         OBJ(fs_free_perc) {
1223                                 print_fs_perc(obj, 1, p, p_max_size);
1224                         }
1225                         OBJ(fs_size) {
1226                                 print_fs_size(obj, p, p_max_size);
1227                         }
1228                         OBJ(fs_type) {
1229                                 print_fs_type(obj, p, p_max_size);
1230                         }
1231                         OBJ(fs_used) {
1232                                 print_fs_used(obj, p, p_max_size);
1233                         }
1234                         OBJ(fs_bar_free) {
1235                                 print_fs_bar(obj, 1, p, p_max_size);
1236                         }
1237                         OBJ(fs_used_perc) {
1238                                 print_fs_perc(obj, 0, p, p_max_size);
1239                         }
1240                         OBJ(loadavg) {
1241                                 print_loadavg(obj, p, p_max_size);
1242                         }
1243                         OBJ(goto) {
1244                                 new_goto(p, obj->data.i);
1245                         }
1246                         OBJ(tab) {
1247                                 new_tab(obj, p);
1248                         }
1249 #ifdef X11
1250                         OBJ(hr) {
1251                                 new_hr(p, obj->data.i);
1252                         }
1253 #endif
1254                         OBJ(nameserver) {
1255                                 print_nameserver(obj, p, p_max_size);
1256                         }
1257 #ifdef EVE
1258                         OBJ(eve) {
1259                                 print_eve(obj, p, p_max_size);
1260                         }
1261 #endif
1262 #ifdef HAVE_CURL
1263                         OBJ(curl) {
1264                                 curl_print(obj, p, p_max_size);
1265                         }
1266 #endif
1267 #ifdef RSS
1268                         OBJ(rss) {
1269                                 rss_print_info(obj, p, p_max_size);
1270                         }
1271 #endif
1272 #ifdef WEATHER
1273                         OBJ(weather) {
1274                                 print_weather(obj, p, p_max_size);
1275                         }
1276 #endif
1277 #ifdef XOAP
1278                         OBJ(weather_forecast) {
1279                                 print_weather_forecast(obj, p, p_max_size);
1280                         }
1281 #endif
1282 #ifdef HAVE_LUA
1283                         OBJ(lua) {
1284                                 print_lua(obj, p, p_max_size);
1285                         }
1286                         OBJ(lua_parse) {
1287                                 print_lua_parse(obj, p, p_max_size);
1288                         }
1289                         OBJ(lua_bar) {
1290                                 print_lua_bar(obj, p, p_max_size);
1291                         }
1292 #ifdef X11
1293                         OBJ(lua_graph) {
1294                                 print_lua_graph(obj, p, p_max_size);
1295                         }
1296                         OBJ(lua_gauge) {
1297                                 print_lua_gauge(obj, p, p_max_size);
1298                         }
1299 #endif /* X11 */
1300 #endif /* HAVE_LUA */
1301 #ifdef HDDTEMP
1302                         OBJ(hddtemp) {
1303                                 short val;
1304                                 char unit;
1305
1306                                 if (get_hddtemp_info(obj->data.s, &val, &unit)) {
1307                                         snprintf(p, p_max_size, "N/A");
1308                                 } else {
1309                                         temp_print(p, p_max_size, (double)val,
1310                                                         (unit == 'C' ? TEMP_CELSIUS : TEMP_FAHRENHEIT));
1311                                 }
1312                         }
1313 #endif
1314                         OBJ(offset) {
1315                                 new_offset(p, obj->data.i);
1316                         }
1317                         OBJ(voffset) {
1318                                 new_voffset(p, obj->data.i);
1319                         }
1320 #ifdef __linux__
1321                         OBJ(i2c) {
1322                                 print_sysfs_sensor(obj, p, p_max_size);
1323                         }
1324                         OBJ(platform) {
1325                                 print_sysfs_sensor(obj, p, p_max_size);
1326                         }
1327                         OBJ(hwmon) {
1328                                 print_sysfs_sensor(obj, p, p_max_size);
1329                         }
1330 #endif /* __linux__ */
1331                         OBJ(alignr) {
1332                                 new_alignr(p, obj->data.i);
1333                         }
1334                         OBJ(alignc) {
1335                                 new_alignc(p, obj->data.i);
1336                         }
1337                         OBJ(if_empty) {
1338                                 char buf[max_user_text];
1339                                 struct information *tmp_info =
1340                                         malloc(sizeof(struct information));
1341                                 memcpy(tmp_info, cur, sizeof(struct information));
1342                                 generate_text_internal(buf, max_user_text,
1343                                                        *obj->sub, tmp_info);
1344
1345                                 if (strlen(buf) != 0) {
1346                                         DO_JUMP;
1347                                 }
1348                                 free(tmp_info);
1349                         }
1350                         OBJ(if_match) {
1351                                 char expression[max_user_text];
1352                                 int val;
1353                                 struct information *tmp_info;
1354
1355                                 tmp_info = malloc(sizeof(struct information));
1356                                 memcpy(tmp_info, cur, sizeof(struct information));
1357                                 generate_text_internal(expression, max_user_text,
1358                                                        *obj->sub, tmp_info);
1359                                 DBGP("parsed arg into '%s'", expression);
1360
1361                                 val = compare(expression);
1362                                 if (val == -2) {
1363                                         NORM_ERR("compare failed for expression '%s'",
1364                                                         expression);
1365                                 } else if (!val) {
1366                                         DO_JUMP;
1367                                 }
1368                                 free(tmp_info);
1369                         }
1370                         OBJ(if_existing) {
1371                                 char *spc;
1372
1373                                 spc = strchr(obj->data.s, ' ');
1374                                 if (!spc && access(obj->data.s, F_OK)) {
1375                                         DO_JUMP;
1376                                 } else if (spc) {
1377                                         *spc = '\0';
1378                                         if (check_contains(obj->data.s, spc + 1))
1379                                                 DO_JUMP;
1380                                         *spc = ' ';
1381                                 }
1382                         }
1383                         OBJ(if_mounted) {
1384                                 if ((obj->data.s)
1385                                                 && (!check_mount(obj->data.s))) {
1386                                         DO_JUMP;
1387                                 }
1388                         }
1389                         OBJ(if_running) {
1390 #ifdef __linux__
1391                                 if (!get_process_by_name(obj->data.s)) {
1392 #else
1393                                 if ((obj->data.s) && system(obj->data.s)) {
1394 #endif
1395                                         DO_JUMP;
1396                                 }
1397                         }
1398 #if defined(__linux__)
1399                         OBJ(ioscheduler) {
1400                                 snprintf(p, p_max_size, "%s", get_ioscheduler(obj->data.s));
1401                         }
1402 #endif
1403                         OBJ(kernel) {
1404                                 snprintf(p, p_max_size, "%s", cur->uname_s.release);
1405                         }
1406                         OBJ(machine) {
1407                                 snprintf(p, p_max_size, "%s", cur->uname_s.machine);
1408                         }
1409
1410                         /* memory stuff */
1411                         OBJ(mem) {
1412                                 human_readable(cur->mem * 1024, p, 255);
1413                         }
1414                         OBJ(memeasyfree) {
1415                                 human_readable(cur->memeasyfree * 1024, p, 255);
1416                         }
1417                         OBJ(memfree) {
1418                                 human_readable(cur->memfree * 1024, p, 255);
1419                         }
1420                         OBJ(memmax) {
1421                                 human_readable(cur->memmax * 1024, p, 255);
1422                         }
1423                         OBJ(memperc) {
1424                                 if (cur->memmax)
1425                                         percent_print(p, p_max_size, cur->mem * 100 / cur->memmax);
1426                         }
1427 #ifdef X11
1428                         OBJ(memgauge){
1429                                 new_gauge(obj, p, cur->memmax ? (cur->mem * 255) / (cur->memmax) : 0);
1430                         }
1431 #endif /* X11 */
1432                         OBJ(membar) {
1433 #ifdef X11
1434                                 if(output_methods & TO_X) {
1435                                         new_bar(obj, p, cur->memmax ? (cur->mem * 255) / (cur->memmax) : 0);
1436                                 }else
1437 #endif /* X11 */
1438                                         new_bar_in_shell(obj, p, p_max_size, cur->memmax ? (cur->mem * 100) / (cur->memmax) : 0);
1439                         }
1440 #ifdef X11
1441                         OBJ(memgraph) {
1442                                 new_graph(obj, p, cur->memmax ? (cur->mem * 100.0) / (cur->memmax) : 0.0);
1443                         }
1444 #endif /* X11 */
1445                         /* mixer stuff */
1446                         OBJ(mixer) {
1447                                 print_mixer(obj, p, p_max_size);
1448                         }
1449                         OBJ(mixerl) {
1450                                 print_mixerl(obj, p, p_max_size);
1451                         }
1452                         OBJ(mixerr) {
1453                                 print_mixerr(obj, p, p_max_size);
1454                         }
1455 #ifdef X11
1456                         OBJ(mixerbar) {
1457                                 print_mixer_bar(obj, p, p_max_size);
1458                         }
1459                         OBJ(mixerlbar) {
1460                                 print_mixerl_bar(obj, p, p_max_size);
1461                         }
1462                         OBJ(mixerrbar) {
1463                                 print_mixerr_bar(obj, p, p_max_size);
1464                         }
1465 #endif /* X11 */
1466                         OBJ(if_mixer_mute) {
1467                                 if (!check_mixer_muted(obj)) {
1468                                         DO_JUMP;
1469                                 }
1470                         }
1471 #ifdef X11
1472 #define NOT_IN_X "Not running in X"
1473                         OBJ(monitor) {
1474                                 if(x_initialised != YES) {
1475                                         strncpy(p, NOT_IN_X, p_max_size);
1476                                 }else{
1477                                         snprintf(p, p_max_size, "%d", cur->x11.monitor.current);
1478                                 }
1479                         }
1480                         OBJ(monitor_number) {
1481                                 if(x_initialised != YES) {
1482                                         strncpy(p, NOT_IN_X, p_max_size);
1483                                 }else{
1484                                         snprintf(p, p_max_size, "%d", cur->x11.monitor.number);
1485                                 }
1486                         }
1487                         OBJ(desktop) {
1488                                 if(x_initialised != YES) {
1489                                         strncpy(p, NOT_IN_X, p_max_size);
1490                                 }else{
1491                                         snprintf(p, p_max_size, "%d", cur->x11.desktop.current);
1492                                 }
1493                         }
1494                         OBJ(desktop_number) {
1495                                 if(x_initialised != YES) {
1496                                         strncpy(p, NOT_IN_X, p_max_size);
1497                                 }else{
1498                                         snprintf(p, p_max_size, "%d", cur->x11.desktop.number);
1499                                 }
1500                         }
1501                         OBJ(desktop_name) {
1502                                 if(x_initialised != YES) {
1503                                         strncpy(p, NOT_IN_X, p_max_size);
1504                                 }else if(cur->x11.desktop.name != NULL) {
1505                                         strncpy(p, cur->x11.desktop.name, p_max_size);
1506                                 }
1507                         }
1508 #endif /* X11 */
1509
1510                         OBJ(format_time) {
1511                                 char buf[max_user_text];
1512
1513                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
1514                                 obj->data.s = buf;
1515                                 print_format_time(obj, p, p_max_size);
1516                         }
1517                         /* mail stuff */
1518                         OBJ(mails) {
1519                                 print_mails(obj, p, p_max_size);
1520                         }
1521                         OBJ(new_mails) {
1522                                 print_new_mails(obj, p, p_max_size);
1523                         }
1524                         OBJ(seen_mails) {
1525                                 print_seen_mails(obj, p, p_max_size);
1526                         }
1527                         OBJ(unseen_mails) {
1528                                 print_unseen_mails(obj, p, p_max_size);
1529                         }
1530                         OBJ(flagged_mails) {
1531                                 print_flagged_mails(obj, p, p_max_size);
1532                         }
1533                         OBJ(unflagged_mails) {
1534                                 print_unflagged_mails(obj, p, p_max_size);
1535                         }
1536                         OBJ(forwarded_mails) {
1537                                 print_forwarded_mails(obj, p, p_max_size);
1538                         }
1539                         OBJ(unforwarded_mails) {
1540                                 print_unforwarded_mails(obj, p, p_max_size);
1541                         }
1542                         OBJ(replied_mails) {
1543                                 print_replied_mails(obj, p, p_max_size);
1544                         }
1545                         OBJ(unreplied_mails) {
1546                                 print_unreplied_mails(obj, p, p_max_size);
1547                         }
1548                         OBJ(draft_mails) {
1549                                 print_draft_mails(obj, p, p_max_size);
1550                         }
1551                         OBJ(trashed_mails) {
1552                                 print_trashed_mails(obj, p, p_max_size);
1553                         }
1554                         OBJ(mboxscan) {
1555                                 print_mboxscan(obj, p, p_max_size);
1556                         }
1557                         OBJ(nodename) {
1558                                 snprintf(p, p_max_size, "%s", cur->uname_s.nodename);
1559                         }
1560                         OBJ(outlinecolor) {
1561                                 new_outline(p, obj->data.l);
1562                         }
1563                         OBJ(pid_chroot) {
1564                                 char buf[max_user_text];
1565
1566                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
1567                                 obj->data.s = buf;
1568                                 print_pid_chroot(obj, p, p_max_size);
1569                         }
1570                         OBJ(pid_cmdline) {
1571                                 char buf[max_user_text];
1572
1573                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
1574                                 obj->data.s = buf;
1575                                 print_pid_cmdline(obj, p, p_max_size);
1576                         }
1577                         OBJ(pid_cwd) {
1578                                 char buf[max_user_text];
1579
1580                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
1581                                 obj->data.s = buf;
1582                                 print_pid_cwd(obj, p, p_max_size);
1583                         }
1584                         OBJ(pid_environ) {
1585                                 char buf[max_user_text];
1586
1587                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
1588                                 obj->data.s = buf;
1589                                 print_pid_environ(obj, p, p_max_size);
1590                         }
1591                         OBJ(pid_environ_list) {
1592                                 char buf[max_user_text];
1593
1594                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
1595                                 obj->data.s = buf;
1596                                 print_pid_environ_list(obj, p, p_max_size);
1597                         }
1598                         OBJ(pid_exe) {
1599                                 char buf[max_user_text];
1600
1601                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
1602                                 obj->data.s = buf;
1603                                 print_pid_exe(obj, p, p_max_size);
1604                         }
1605                         OBJ(pid_nice) {
1606                                 char buf[max_user_text];
1607
1608                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
1609                                 obj->data.s = buf;
1610                                 print_pid_nice(obj, p, p_max_size);
1611                         }
1612                         OBJ(pid_openfiles) {
1613                                 char buf[max_user_text];
1614
1615                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
1616                                 obj->data.s = buf;
1617                                 print_pid_openfiles(obj, p, p_max_size);
1618                         }
1619                         OBJ(pid_parent) {
1620                                 char buf[max_user_text];
1621
1622                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
1623                                 obj->data.s = buf;
1624                                 print_pid_parent(obj, p, p_max_size);
1625                         }
1626                         OBJ(pid_priority) {
1627                                 char buf[max_user_text];
1628
1629                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
1630                                 obj->data.s = buf;
1631                                 print_pid_priority(obj, p, p_max_size);
1632                         }
1633                         OBJ(pid_state) {
1634                                 char buf[max_user_text];
1635
1636                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
1637                                 obj->data.s = buf;
1638                                 print_pid_state(obj, p, p_max_size);
1639                         }
1640                         OBJ(pid_state_short) {
1641                                 char buf[max_user_text];
1642
1643                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
1644                                 obj->data.s = buf;
1645                                 print_pid_state_short(obj, p, p_max_size);
1646                         }
1647                         OBJ(pid_stderr) {
1648                                 char buf[max_user_text];
1649
1650                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
1651                                 obj->data.s = buf;
1652                                 print_pid_stderr(obj, p, p_max_size);
1653                         }
1654                         OBJ(pid_stdin) {
1655                                 char buf[max_user_text];
1656
1657                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
1658                                 obj->data.s = buf;
1659                                 print_pid_stdin(obj, p, p_max_size);
1660                         }
1661                         OBJ(pid_stdout) {
1662                                 char buf[max_user_text];
1663
1664                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
1665                                 obj->data.s = buf;
1666                                 print_pid_stdout(obj, p, p_max_size);
1667                         }
1668                         OBJ(pid_threads) {
1669                                 char buf[max_user_text];
1670
1671                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
1672                                 obj->data.s = buf;
1673                                 print_pid_threads(obj, p, p_max_size);
1674                         }
1675                         OBJ(pid_thread_list) {
1676                                 char buf[max_user_text];
1677
1678                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
1679                                 obj->data.s = buf;
1680                                 print_pid_thread_list(obj, p, p_max_size);
1681                         }
1682                         OBJ(pid_time_kernelmode) {
1683                                 char buf[max_user_text];
1684
1685                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
1686                                 obj->data.s = buf;
1687                                 print_pid_time_kernelmode(obj, p, p_max_size);
1688                         }
1689                         OBJ(pid_time_usermode) {
1690                                 char buf[max_user_text];
1691
1692                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
1693                                 obj->data.s = buf;
1694                                 print_pid_time_usermode(obj, p, p_max_size);
1695                         }
1696                         OBJ(pid_time) {
1697                                 char buf[max_user_text];
1698
1699                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
1700                                 obj->data.s = buf;
1701                                 print_pid_time(obj, p, p_max_size);
1702                         }
1703                         OBJ(pid_uid) {
1704                                 char buf[max_user_text];
1705
1706                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
1707                                 obj->data.s = buf;
1708                                 print_pid_uid(obj, p, p_max_size);
1709                         }
1710                         OBJ(pid_euid) {
1711                                 char buf[max_user_text];
1712
1713                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
1714                                 obj->data.s = buf;
1715                                 print_pid_euid(obj, p, p_max_size);
1716                         }
1717                         OBJ(pid_suid) {
1718                                 char buf[max_user_text];
1719
1720                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
1721                                 obj->data.s = buf;
1722                                 print_pid_suid(obj, p, p_max_size);
1723                         }
1724                         OBJ(pid_fsuid) {
1725                                 char buf[max_user_text];
1726
1727                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
1728                                 obj->data.s = buf;
1729                                 print_pid_fsuid(obj, p, p_max_size);
1730                         }
1731                         OBJ(pid_gid) {
1732                                 char buf[max_user_text];
1733
1734                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
1735                                 obj->data.s = buf;
1736                                 print_pid_gid(obj, p, p_max_size);
1737                         }
1738                         OBJ(pid_egid) {
1739                                 char buf[max_user_text];
1740
1741                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
1742                                 obj->data.s = buf;
1743                                 print_pid_egid(obj, p, p_max_size);
1744                         }
1745                         OBJ(pid_sgid) {
1746                                 char buf[max_user_text];
1747
1748                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
1749                                 obj->data.s = buf;
1750                                 print_pid_sgid(obj, p, p_max_size);
1751                         }
1752                         OBJ(pid_fsgid) {
1753                                 char buf[max_user_text];
1754
1755                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
1756                                 obj->data.s = buf;
1757                                 print_pid_fsgid(obj, p, p_max_size);
1758                         }
1759                         OBJ(pid_read) {
1760                                 char buf[max_user_text];
1761
1762                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
1763                                 obj->data.s = buf;
1764                                 print_pid_read(obj, p, p_max_size);
1765                         }
1766                         OBJ(pid_vmpeak) {
1767                                 char buf[max_user_text];
1768
1769                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
1770                                 obj->data.s = buf;
1771                                 print_pid_vmpeak(obj, p, p_max_size);
1772                         }
1773                         OBJ(pid_vmsize) {
1774                                 char buf[max_user_text];
1775
1776                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
1777                                 obj->data.s = buf;
1778                                 print_pid_vmsize(obj, p, p_max_size);
1779                         }
1780                         OBJ(pid_vmlck) {
1781                                 char buf[max_user_text];
1782
1783                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
1784                                 obj->data.s = buf;
1785                                 print_pid_vmlck(obj, p, p_max_size);
1786                         }
1787                         OBJ(pid_vmhwm) {
1788                                 char buf[max_user_text];
1789
1790                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
1791                                 obj->data.s = buf;
1792                                 print_pid_vmhwm(obj, p, p_max_size);
1793                         }
1794                         OBJ(pid_vmrss) {
1795                                 char buf[max_user_text];
1796
1797                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
1798                                 obj->data.s = buf;
1799                                 print_pid_vmrss(obj, p, p_max_size);
1800                         }
1801                         OBJ(pid_vmdata) {
1802                                 char buf[max_user_text];
1803
1804                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
1805                                 obj->data.s = buf;
1806                                 print_pid_vmdata(obj, p, p_max_size);
1807                         }
1808                         OBJ(pid_vmstk) {
1809                                 char buf[max_user_text];
1810
1811                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
1812                                 obj->data.s = buf;
1813                                 print_pid_vmstk(obj, p, p_max_size);
1814                         }
1815                         OBJ(pid_vmexe) {
1816                                 char buf[max_user_text];
1817
1818                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
1819                                 obj->data.s = buf;
1820                                 print_pid_vmexe(obj, p, p_max_size);
1821                         }
1822                         OBJ(pid_vmlib) {
1823                                 char buf[max_user_text];
1824
1825                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
1826                                 obj->data.s = buf;
1827                                 print_pid_vmlib(obj, p, p_max_size);
1828                         }
1829                         OBJ(pid_vmpte) {
1830                                 char buf[max_user_text];
1831
1832                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
1833                                 obj->data.s = buf;
1834                                 print_pid_vmpte(obj, p, p_max_size);
1835                         }
1836                         OBJ(pid_write) {
1837                                 char buf[max_user_text];
1838
1839                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
1840                                 obj->data.s = buf;
1841                                 print_pid_write(obj, p, p_max_size);
1842                         }
1843                         OBJ(processes) {
1844                                 spaced_print(p, p_max_size, "%hu", 4, cur->procs);
1845                         }
1846                         OBJ(running_processes) {
1847                                 spaced_print(p, p_max_size, "%hu", 4, cur->run_procs);
1848                         }
1849                         OBJ(running_threads) {
1850                                 spaced_print(p, p_max_size, "%hu", 4, cur->run_threads);
1851                         }
1852                         OBJ(threads) {
1853                                 spaced_print(p, p_max_size, "%hu", 4, cur->threads);
1854                         }
1855                         OBJ(text) {
1856                                 snprintf(p, p_max_size, "%s", obj->data.s);
1857                         }
1858 #ifdef X11
1859                         OBJ(shadecolor) {
1860                                 new_bg(p, obj->data.l);
1861                         }
1862                         OBJ(stippled_hr) {
1863                                 new_stippled_hr(obj, p);
1864                         }
1865 #endif /* X11 */
1866                         OBJ(swap) {
1867                                 human_readable(cur->swap * 1024, p, 255);
1868                         }
1869                         OBJ(swapfree) {
1870                                 human_readable(cur->swapfree * 1024, p, 255);
1871                         }
1872                         OBJ(swapmax) {
1873                                 human_readable(cur->swapmax * 1024, p, 255);
1874                         }
1875                         OBJ(swapperc) {
1876                                 if (cur->swapmax == 0) {
1877                                         strncpy(p, "No swap", p_max_size);
1878                                 } else {
1879                                         percent_print(p, p_max_size, cur->swap * 100 / cur->swapmax);
1880                                 }
1881                         }
1882                         OBJ(swapbar) {
1883 #ifdef X11
1884                                 if(output_methods & TO_X) {
1885                                         new_bar(obj, p, cur->swapmax ? (cur->swap * 255) / (cur->swapmax) : 0);
1886                                 }else
1887 #endif /* X11 */
1888                                         new_bar_in_shell(obj, p, p_max_size, cur->swapmax ? (cur->swap * 100) / (cur->swapmax) : 0);
1889                         }
1890                         OBJ(sysname) {
1891                                 snprintf(p, p_max_size, "%s", cur->uname_s.sysname);
1892                         }
1893                         OBJ(time) {
1894                                 print_time(obj, p, p_max_size);
1895                         }
1896                         OBJ(utime) {
1897                                 print_utime(obj, p, p_max_size);
1898                         }
1899                         OBJ(tztime) {
1900                                 print_tztime(obj, p, p_max_size);
1901                         }
1902                         OBJ(totaldown) {
1903                                 print_totaldown(obj, p, p_max_size);
1904                         }
1905                         OBJ(totalup) {
1906                                 print_totalup(obj, p, p_max_size);
1907                         }
1908                         OBJ(gid_name) {
1909                                 char buf[max_user_text];
1910
1911                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
1912                                 obj->data.s = buf;
1913                                 print_gid_name(obj, p, p_max_size);
1914                         }
1915                         OBJ(uid_name) {
1916                                 char buf[max_user_text];
1917
1918                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
1919                                 obj->data.s = buf;
1920                                 print_uid_name(obj, p, p_max_size);
1921                         }
1922                         OBJ(updates) {
1923                                 snprintf(p, p_max_size, "%d", total_updates);
1924                         }
1925                         OBJ(if_updatenr) {
1926                                 if(total_updates % updatereset != obj->data.i - 1) {
1927                                         DO_JUMP;
1928                                 }
1929                         }
1930                         OBJ(upspeed) {
1931                                 print_upspeed(obj, p, p_max_size);
1932                         }
1933                         OBJ(upspeedf) {
1934                                 print_upspeedf(obj, p, p_max_size);
1935                         }
1936 #ifdef X11
1937                         OBJ(upspeedgraph) {
1938                                 print_upspeedgraph(obj, p, p_max_size);
1939                         }
1940 #endif /* X11 */
1941                         OBJ(uptime_short) {
1942                                 format_seconds_short(p, p_max_size, (int) cur->uptime);
1943                         }
1944                         OBJ(uptime) {
1945                                 format_seconds(p, p_max_size, (int) cur->uptime);
1946                         }
1947 #ifdef __linux__
1948                         OBJ(user_names) {
1949                                 snprintf(p, p_max_size, "%s", cur->users.names);
1950                         }
1951                         OBJ(user_terms) {
1952                                 snprintf(p, p_max_size, "%s", cur->users.terms);
1953                         }
1954                         OBJ(user_times) {
1955                                 snprintf(p, p_max_size, "%s", cur->users.times);
1956                         }
1957                         OBJ(user_time) {
1958                                 update_user_time(obj->data.s);
1959                                 snprintf(p, p_max_size, "%s", cur->users.ctime);
1960                         }
1961                         OBJ(user_number) {
1962                                 snprintf(p, p_max_size, "%d", cur->users.number);
1963                         }
1964 #endif /* __linux__ */
1965 #if (defined(__FreeBSD__) || defined(__FreeBSD_kernel__) \
1966                 || defined(__OpenBSD__)) && (defined(i386) || defined(__i386__))
1967                         OBJ(apm_adapter) {
1968                                 char *msg;
1969
1970                                 msg = get_apm_adapter();
1971                                 snprintf(p, p_max_size, "%s", msg);
1972                                 free(msg);
1973                         }
1974                         OBJ(apm_battery_life) {
1975                                 char *msg;
1976
1977                                 msg = get_apm_battery_life();
1978                                 snprintf(p, p_max_size, "%s", msg);
1979                                 free(msg);
1980                         }
1981                         OBJ(apm_battery_time) {
1982                                 char *msg;
1983
1984                                 msg = get_apm_battery_time();
1985                                 snprintf(p, p_max_size, "%s", msg);
1986                                 free(msg);
1987                         }
1988 #endif /* __FreeBSD__ __OpenBSD__ */
1989
1990 #ifdef MPD
1991 #define mpd_printf(fmt, val) \
1992         snprintf(p, p_max_size, fmt, mpd_get_info()->val)
1993 #define mpd_sprintf(val) { \
1994         if (!obj->data.i || obj->data.i > p_max_size) \
1995                 mpd_printf("%s", val); \
1996         else \
1997                 snprintf(p, obj->data.i, "%s", mpd_get_info()->val); \
1998 }
1999                         OBJ(mpd_title)
2000                                 mpd_sprintf(title);
2001                         OBJ(mpd_artist)
2002                                 mpd_sprintf(artist);
2003                         OBJ(mpd_album)
2004                                 mpd_sprintf(album);
2005                         OBJ(mpd_random)
2006                                 mpd_printf("%s", random);
2007                         OBJ(mpd_repeat)
2008                                 mpd_printf("%s", repeat);
2009                         OBJ(mpd_track)
2010                                 mpd_sprintf(track);
2011                         OBJ(mpd_name)
2012                                 mpd_sprintf(name);
2013                         OBJ(mpd_file)
2014                                 mpd_sprintf(file);
2015                         OBJ(mpd_vol)
2016                                 mpd_printf("%d", volume);
2017                         OBJ(mpd_bitrate)
2018                                 mpd_printf("%d", bitrate);
2019                         OBJ(mpd_status)
2020                                 mpd_printf("%s", status);
2021                         OBJ(mpd_elapsed) {
2022                                 format_media_player_time(p, p_max_size, mpd_get_info()->elapsed);
2023                         }
2024                         OBJ(mpd_length) {
2025                                 format_media_player_time(p, p_max_size, mpd_get_info()->length);
2026                         }
2027                         OBJ(mpd_percent) {
2028                                 percent_print(p, p_max_size, (int)(mpd_get_info()->progress * 100));
2029                         }
2030                         OBJ(mpd_bar) {
2031 #ifdef X11
2032                                 if(output_methods & TO_X) {
2033                                         new_bar(obj, p, (int) (mpd_get_info()->progress * 255.0f));
2034                                 } else
2035 #endif /* X11 */
2036                                         new_bar_in_shell(obj, p, p_max_size, (int) (mpd_get_info()->progress * 100.0f));
2037                         }
2038                         OBJ(mpd_smart) {
2039                                 struct mpd_s *mpd = mpd_get_info();
2040                                 int len = obj->data.i;
2041                                 if (len == 0 || len > p_max_size)
2042                                         len = p_max_size;
2043
2044                                 memset(p, 0, p_max_size);
2045                                 if (mpd->artist && *mpd->artist &&
2046                                     mpd->title && *mpd->title) {
2047                                         snprintf(p, len, "%s - %s", mpd->artist,
2048                                                 mpd->title);
2049                                 } else if (mpd->title && *mpd->title) {
2050                                         snprintf(p, len, "%s", mpd->title);
2051                                 } else if (mpd->artist && *mpd->artist) {
2052                                         snprintf(p, len, "%s", mpd->artist);
2053                                 } else if (mpd->file && *mpd->file) {
2054                                         snprintf(p, len, "%s", mpd->file);
2055                                 } else {
2056                                         *p = 0;
2057                                 }
2058                         }
2059                         OBJ(if_mpd_playing) {
2060                                 if (!mpd_get_info()->is_playing) {
2061                                         DO_JUMP;
2062                                 }
2063                         }
2064 #undef mpd_sprintf
2065 #undef mpd_printf
2066 #endif
2067
2068 #ifdef MOC
2069 #define MOC_PRINT(t, a) \
2070         snprintf(p, p_max_size, "%s", (moc.t ? moc.t : a))
2071                         OBJ(moc_state) {
2072                                 MOC_PRINT(state, "??");
2073                         }
2074                         OBJ(moc_file) {
2075                                 MOC_PRINT(file, "no file");
2076                         }
2077                         OBJ(moc_title) {
2078                                 MOC_PRINT(title, "no title");
2079                         }
2080                         OBJ(moc_artist) {
2081                                 MOC_PRINT(artist, "no artist");
2082                         }
2083                         OBJ(moc_song) {
2084                                 MOC_PRINT(song, "no song");
2085                         }
2086                         OBJ(moc_album) {
2087                                 MOC_PRINT(album, "no album");
2088                         }
2089                         OBJ(moc_totaltime) {
2090                                 MOC_PRINT(totaltime, "0:00");
2091                         }
2092                         OBJ(moc_timeleft) {
2093                                 MOC_PRINT(timeleft, "0:00");
2094                         }
2095                         OBJ(moc_curtime) {
2096                                 MOC_PRINT(curtime, "0:00");
2097                         }
2098                         OBJ(moc_bitrate) {
2099                                 MOC_PRINT(bitrate, "0Kbps");
2100                         }
2101                         OBJ(moc_rate) {
2102                                 MOC_PRINT(rate, "0KHz");
2103                         }
2104 #undef MOC_PRINT
2105 #endif /* MOC */
2106 #ifdef XMMS2
2107                         OBJ(xmms2_artist) {
2108                                 snprintf(p, p_max_size, "%s", cur->xmms2.artist);
2109                         }
2110                         OBJ(xmms2_album) {
2111                                 snprintf(p, p_max_size, "%s", cur->xmms2.album);
2112                         }
2113                         OBJ(xmms2_title) {
2114                                 snprintf(p, p_max_size, "%s", cur->xmms2.title);
2115                         }
2116                         OBJ(xmms2_genre) {
2117                                 snprintf(p, p_max_size, "%s", cur->xmms2.genre);
2118                         }
2119                         OBJ(xmms2_comment) {
2120                                 snprintf(p, p_max_size, "%s", cur->xmms2.comment);
2121                         }
2122                         OBJ(xmms2_url) {
2123                                 snprintf(p, p_max_size, "%s", cur->xmms2.url);
2124                         }
2125                         OBJ(xmms2_status) {
2126                                 snprintf(p, p_max_size, "%s", cur->xmms2.status);
2127                         }
2128                         OBJ(xmms2_date) {
2129                                 snprintf(p, p_max_size, "%s", cur->xmms2.date);
2130                         }
2131                         OBJ(xmms2_tracknr) {
2132                                 if (cur->xmms2.tracknr != -1) {
2133                                         snprintf(p, p_max_size, "%i", cur->xmms2.tracknr);
2134                                 }
2135                         }
2136                         OBJ(xmms2_bitrate) {
2137                                 snprintf(p, p_max_size, "%i", cur->xmms2.bitrate);
2138                         }
2139                         OBJ(xmms2_id) {
2140                                 snprintf(p, p_max_size, "%u", cur->xmms2.id);
2141                         }
2142                         OBJ(xmms2_size) {
2143                                 snprintf(p, p_max_size, "%2.1f", cur->xmms2.size);
2144                         }
2145                         OBJ(xmms2_elapsed) {
2146                                 snprintf(p, p_max_size, "%02d:%02d", cur->xmms2.elapsed / 60000,
2147                                         (cur->xmms2.elapsed / 1000) % 60);
2148                         }
2149                         OBJ(xmms2_duration) {
2150                                 snprintf(p, p_max_size, "%02d:%02d",
2151                                         cur->xmms2.duration / 60000,
2152                                         (cur->xmms2.duration / 1000) % 60);
2153                         }
2154                         OBJ(xmms2_percent) {
2155                                 snprintf(p, p_max_size, "%2.0f", cur->xmms2.progress * 100);
2156                         }
2157 #ifdef X11
2158                         OBJ(xmms2_bar) {
2159                                 new_bar(obj, p, (int) (cur->xmms2.progress * 255.0f));
2160                         }
2161 #endif /* X11 */
2162                         OBJ(xmms2_playlist) {
2163                                 snprintf(p, p_max_size, "%s", cur->xmms2.playlist);
2164                         }
2165                         OBJ(xmms2_timesplayed) {
2166                                 snprintf(p, p_max_size, "%i", cur->xmms2.timesplayed);
2167                         }
2168                         OBJ(xmms2_smart) {
2169                                 if (strlen(cur->xmms2.title) < 2
2170                                                 && strlen(cur->xmms2.title) < 2) {
2171                                         snprintf(p, p_max_size, "%s", cur->xmms2.url);
2172                                 } else {
2173                                         snprintf(p, p_max_size, "%s - %s", cur->xmms2.artist,
2174                                                 cur->xmms2.title);
2175                                 }
2176                         }
2177                         OBJ(if_xmms2_connected) {
2178                                 if (cur->xmms2.conn_state != 1) {
2179                                         DO_JUMP;
2180                                 }
2181                         }
2182 #endif /* XMMS */
2183 #ifdef AUDACIOUS
2184                         OBJ(audacious_status) {
2185                                 snprintf(p, p_max_size, "%s",
2186                                         cur->audacious.items[AUDACIOUS_STATUS]);
2187                         }
2188                         OBJ(audacious_title) {
2189                                 snprintf(p, cur->audacious.max_title_len > 0
2190                                         ? cur->audacious.max_title_len : p_max_size, "%s",
2191                                         cur->audacious.items[AUDACIOUS_TITLE]);
2192                         }
2193                         OBJ(audacious_length) {
2194                                 snprintf(p, p_max_size, "%s",
2195                                         cur->audacious.items[AUDACIOUS_LENGTH]);
2196                         }
2197                         OBJ(audacious_length_seconds) {
2198                                 snprintf(p, p_max_size, "%s",
2199                                         cur->audacious.items[AUDACIOUS_LENGTH_SECONDS]);
2200                         }
2201                         OBJ(audacious_position) {
2202                                 snprintf(p, p_max_size, "%s",
2203                                         cur->audacious.items[AUDACIOUS_POSITION]);
2204                         }
2205                         OBJ(audacious_position_seconds) {
2206                                 snprintf(p, p_max_size, "%s",
2207                                         cur->audacious.items[AUDACIOUS_POSITION_SECONDS]);
2208                         }
2209                         OBJ(audacious_bitrate) {
2210                                 snprintf(p, p_max_size, "%s",
2211                                         cur->audacious.items[AUDACIOUS_BITRATE]);
2212                         }
2213                         OBJ(audacious_frequency) {
2214                                 snprintf(p, p_max_size, "%s",
2215                                         cur->audacious.items[AUDACIOUS_FREQUENCY]);
2216                         }
2217                         OBJ(audacious_channels) {
2218                                 snprintf(p, p_max_size, "%s",
2219                                         cur->audacious.items[AUDACIOUS_CHANNELS]);
2220                         }
2221                         OBJ(audacious_filename) {
2222                                 snprintf(p, p_max_size, "%s",
2223                                         cur->audacious.items[AUDACIOUS_FILENAME]);
2224                         }
2225                         OBJ(audacious_playlist_length) {
2226                                 snprintf(p, p_max_size, "%s",
2227                                         cur->audacious.items[AUDACIOUS_PLAYLIST_LENGTH]);
2228                         }
2229                         OBJ(audacious_playlist_position) {
2230                                 snprintf(p, p_max_size, "%s",
2231                                         cur->audacious.items[AUDACIOUS_PLAYLIST_POSITION]);
2232                         }
2233                         OBJ(audacious_main_volume) {
2234                                 snprintf(p, p_max_size, "%s",
2235                                         cur->audacious.items[AUDACIOUS_MAIN_VOLUME]);
2236                         }
2237 #ifdef X11
2238                         OBJ(audacious_bar) {
2239                                 double progress;
2240
2241                                 progress =
2242                                         atof(cur->audacious.items[AUDACIOUS_POSITION_SECONDS]) /
2243                                         atof(cur->audacious.items[AUDACIOUS_LENGTH_SECONDS]);
2244                                 new_bar(obj, p, (int) (progress * 255.0f));
2245                         }
2246 #endif /* X11 */
2247 #endif /* AUDACIOUS */
2248
2249 #ifdef BMPX
2250                         OBJ(bmpx_title) {
2251                                 snprintf(p, p_max_size, "%s", cur->bmpx.title);
2252                         }
2253                         OBJ(bmpx_artist) {
2254                                 snprintf(p, p_max_size, "%s", cur->bmpx.artist);
2255                         }
2256                         OBJ(bmpx_album) {
2257                                 snprintf(p, p_max_size, "%s", cur->bmpx.album);
2258                         }
2259                         OBJ(bmpx_uri) {
2260                                 snprintf(p, p_max_size, "%s", cur->bmpx.uri);
2261                         }
2262                         OBJ(bmpx_track) {
2263                                 snprintf(p, p_max_size, "%i", cur->bmpx.track);
2264                         }
2265                         OBJ(bmpx_bitrate) {
2266                                 snprintf(p, p_max_size, "%i", cur->bmpx.bitrate);
2267                         }
2268 #endif /* BMPX */
2269                         /* we have four different types of top (top, top_mem,
2270                          * top_time and top_io). To avoid having almost-same code four
2271                          * times, we have this special handler. */
2272 #ifdef __linux__
2273                         break;
2274                         case OBJ_top:
2275                         case OBJ_top_mem:
2276                         case OBJ_top_time:
2277 #ifdef IOSTATS
2278                         case OBJ_top_io:
2279 #endif
2280                                 print_top(obj, p, p_max_size);
2281 #endif /* __linux__ */
2282                         OBJ(tail) {
2283                                 print_tailhead("tail", obj, p, p_max_size);
2284                         }
2285                         OBJ(head) {
2286                                 print_tailhead("head", obj, p, p_max_size);
2287                         }
2288                         OBJ(lines) {
2289                                 static int rep = 0;
2290                                 FILE *fp = open_file(obj->data.s, &rep);
2291
2292                                 if(fp != NULL) {
2293 /* FIXME: use something more general (see also tail.c, head.c */
2294 #define BUFSZ 0x1000
2295                                         char buf[BUFSZ];
2296                                         int j, lines;
2297
2298                                         lines = 0;
2299                                         while(fgets(buf, BUFSZ, fp) != NULL){
2300                                                 for(j = 0; buf[j] != 0; j++) {
2301                                                         if(buf[j] == '\n') {
2302                                                                 lines++;
2303                                                         }
2304                                                 }
2305                                         }
2306                                         sprintf(p, "%d", lines);
2307                                         fclose(fp);
2308                                 } else {
2309                                         sprintf(p, "File Unreadable");
2310                                 }
2311                         }
2312
2313                         OBJ(words) {
2314                                 static int rep = 0;
2315                                 FILE *fp = open_file(obj->data.s, &rep);
2316
2317                                 if(fp != NULL) {
2318                                         char buf[BUFSZ];
2319                                         int j, words;
2320                                         char inword = FALSE;
2321
2322                                         words = 0;
2323                                         while(fgets(buf, BUFSZ, fp) != NULL){
2324                                                 for(j = 0; buf[j] != 0; j++) {
2325                                                         if(!isspace(buf[j])) {
2326                                                                 if(inword == FALSE) {
2327                                                                         words++;
2328                                                                         inword = TRUE;
2329                                                                 }
2330                                                         } else {
2331                                                                 inword = FALSE;
2332                                                         }
2333                                                 }
2334                                         }
2335                                         sprintf(p, "%d", words);
2336                                         fclose(fp);
2337                                 } else {
2338                                         sprintf(p, "File Unreadable");
2339                                 }
2340                         }
2341 #ifdef TCP_PORT_MONITOR
2342                         OBJ(tcp_portmon) {
2343                                 tcp_portmon_action(obj, p, p_max_size);
2344                         }
2345 #endif /* TCP_PORT_MONITOR */
2346
2347 #ifdef HAVE_ICONV
2348                         OBJ(iconv_start) {
2349                                 do_iconv_start(obj);
2350                         }
2351                         OBJ(iconv_stop) {
2352                                 do_iconv_stop();
2353                         }
2354 #endif /* HAVE_ICONV */
2355
2356                         OBJ(entropy_avail) {
2357                                 print_entropy_avail(obj, p, p_max_size);
2358                         }
2359                         OBJ(entropy_perc) {
2360                                 print_entropy_perc(obj, p, p_max_size);
2361                         }
2362                         OBJ(entropy_poolsize) {
2363                                 print_entropy_poolsize(obj, p, p_max_size);
2364                         }
2365                         OBJ(entropy_bar) {
2366                                 print_entropy_bar(obj, p, p_max_size);
2367                         }
2368 #ifdef IBM
2369                         OBJ(smapi) {
2370                                 print_smapi(obj, p, p_max_size);
2371                         }
2372                         OBJ(if_smapi_bat_installed) {
2373                                 int idx;
2374                                 if(obj->data.s && sscanf(obj->data.s, "%i", &idx) == 1) {
2375                                         if(!smapi_bat_installed(idx)) {
2376                                                 DO_JUMP;
2377                                         }
2378                                 } else
2379                                         NORM_ERR("argument to if_smapi_bat_installed must be an integer");
2380                         }
2381                         OBJ(smapi_bat_perc) {
2382                                 print_smapi_bat_perc(obj, p, p_max_size);
2383                         }
2384                         OBJ(smapi_bat_temp) {
2385                                 print_smapi_bat_temp(obj, p, p_max_size);
2386                         }
2387                         OBJ(smapi_bat_power) {
2388                                 print_smapi_bat_power(obj, p, p_max_size);
2389                         }
2390 #ifdef X11
2391                         OBJ(smapi_bat_bar) {
2392                                 print_smapi_bat_bar(obj, p, p_max_size);
2393                         }
2394 #endif /* X11 */
2395 #endif /* IBM */
2396                         OBJ(include) {
2397                                 if(obj->sub) {
2398                                         char buf[max_user_text];
2399
2400                                         generate_text_internal(buf, max_user_text, *obj->sub, cur);
2401                                         snprintf(p, p_max_size, "%s", buf);
2402                                 } else {
2403                                         p[0] = 0;
2404                                 }
2405                         }
2406                         OBJ(blink) {
2407                                 //blinking like this can look a bit ugly if the chars in the font don't have the same width
2408                                 char buf[max_user_text];
2409                                 unsigned int j;
2410
2411                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
2412                                 snprintf(p, p_max_size, "%s", buf);
2413                                 if(total_updates % 2) {
2414                                         for(j=0; p[j] != 0; j++) {
2415                                                 p[j] = ' ';
2416                                         }
2417                                 }
2418                         }
2419                         OBJ(to_bytes) {
2420                                 char buf[max_user_text];
2421                                 long long bytes;
2422                                 char unit[16];  // 16 because we can also have long names (like mega-bytes)
2423
2424                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
2425                                 if(sscanf(buf, "%lli%s", &bytes, unit) == 2 && strlen(unit) < 16){
2426                                         if(strncasecmp("b", unit, 1) == 0) snprintf(buf, max_user_text, "%lli", bytes);
2427                                         else if(strncasecmp("k", unit, 1) == 0) snprintf(buf, max_user_text, "%lli", bytes * 1024);
2428                                         else if(strncasecmp("m", unit, 1) == 0) snprintf(buf, max_user_text, "%lli", bytes * 1024 * 1024);
2429                                         else if(strncasecmp("g", unit, 1) == 0) snprintf(buf, max_user_text, "%lli", bytes * 1024 * 1024 * 1024);
2430                                         else if(strncasecmp("t", unit, 1) == 0) snprintf(buf, max_user_text, "%lli", bytes * 1024 * 1024 * 1024 * 1024);
2431                                 }
2432                                 snprintf(p, p_max_size, "%s", buf);
2433                         }
2434                         OBJ(scroll) {
2435                                 print_scroll(obj, p, p_max_size, cur);
2436                         }
2437                         OBJ(combine) {
2438                                 print_combine(obj, p, cur);
2439                         }
2440 #ifdef NVIDIA
2441                         OBJ(nvidia) {
2442                                 print_nvidia_value(obj, display, p, p_max_size);
2443                         }
2444 #endif /* NVIDIA */
2445 #ifdef APCUPSD
2446                         OBJ(apcupsd) {
2447                                 /* This is just a meta-object to set host:port */
2448                         }
2449                         OBJ(apcupsd_name) {
2450                                 snprintf(p, p_max_size, "%s",
2451                                                  cur->apcupsd.items[APCUPSD_NAME]);
2452                         }
2453                         OBJ(apcupsd_model) {
2454                                 snprintf(p, p_max_size, "%s",
2455                                                  cur->apcupsd.items[APCUPSD_MODEL]);
2456                         }
2457                         OBJ(apcupsd_upsmode) {
2458                                 snprintf(p, p_max_size, "%s",
2459                                                  cur->apcupsd.items[APCUPSD_UPSMODE]);
2460                         }
2461                         OBJ(apcupsd_cable) {
2462                                 snprintf(p, p_max_size, "%s",
2463                                                  cur->apcupsd.items[APCUPSD_CABLE]);
2464                         }
2465                         OBJ(apcupsd_status) {
2466                                 snprintf(p, p_max_size, "%s",
2467                                                  cur->apcupsd.items[APCUPSD_STATUS]);
2468                         }
2469                         OBJ(apcupsd_linev) {
2470                                 snprintf(p, p_max_size, "%s",
2471                                                  cur->apcupsd.items[APCUPSD_LINEV]);
2472                         }
2473                         OBJ(apcupsd_load) {
2474                                 snprintf(p, p_max_size, "%s",
2475                                                  cur->apcupsd.items[APCUPSD_LOAD]);
2476                         }
2477                         OBJ(apcupsd_loadbar) {
2478                                 double progress;
2479 #ifdef X11
2480                                 if(output_methods & TO_X) {
2481                                         progress = atof(cur->apcupsd.items[APCUPSD_LOAD]) / 100.0 * 255.0;
2482                                         new_bar(obj, p, (int) progress);
2483                                 } else
2484 #endif /* X11 */
2485                                 {
2486                                         progress = atof(cur->apcupsd.items[APCUPSD_LOAD]);
2487                                         new_bar_in_shell(obj, p, p_max_size, (int) progress);
2488                                 }
2489                         }
2490 #ifdef X11
2491                         OBJ(apcupsd_loadgraph) {
2492                                 double progress;
2493                                 progress =      atof(cur->apcupsd.items[APCUPSD_LOAD]);
2494                                 new_graph(obj, p, (int)progress);
2495                         }
2496                         OBJ(apcupsd_loadgauge) {
2497                                 double progress;
2498                                 progress =      atof(cur->apcupsd.items[APCUPSD_LOAD]) / 100.0 * 255.0;
2499                                 new_gauge(obj, p, (int)progress);
2500                         }
2501 #endif /* X11 */
2502                         OBJ(apcupsd_charge) {
2503                                 snprintf(p, p_max_size, "%s",
2504                                                  cur->apcupsd.items[APCUPSD_CHARGE]);
2505                         }
2506                         OBJ(apcupsd_timeleft) {
2507                                 snprintf(p, p_max_size, "%s",
2508                                                  cur->apcupsd.items[APCUPSD_TIMELEFT]);
2509                         }
2510                         OBJ(apcupsd_temp) {
2511                                 snprintf(p, p_max_size, "%s",
2512                                                  cur->apcupsd.items[APCUPSD_TEMP]);
2513                         }
2514                         OBJ(apcupsd_lastxfer) {
2515                                 snprintf(p, p_max_size, "%s",
2516                                                  cur->apcupsd.items[APCUPSD_LASTXFER]);
2517                         }
2518 #endif /* APCUPSD */
2519                         break;
2520                 }
2521 #undef DO_JUMP
2522
2523
2524                 {
2525                         size_t a = strlen(p);
2526
2527 #ifdef HAVE_ICONV
2528                         iconv_convert(&a, buff_in, p, p_max_size);
2529 #endif /* HAVE_ICONV */
2530                         if (obj->type != OBJ_text && obj->type != OBJ_execp && obj->type != OBJ_execpi
2531 #ifdef HAVE_LUA
2532                                         && obj->type != OBJ_lua && obj->type != OBJ_lua_parse
2533 #endif /* HAVE_LUA */
2534                                         ) {
2535                                 substitute_newlines(p, a - 2);
2536                         }
2537                         p += a;
2538                         p_max_size -= a;
2539                         (*p) = 0;
2540                 }
2541                 obj = obj->next;
2542         }
2543 #ifdef X11
2544         /* load any new fonts we may have had */
2545         if (need_to_load_fonts) {
2546                 load_fonts();
2547         }
2548 #endif /* X11 */
2549 }
2550
2551 void evaluate(const char *text, char *p, int p_max_size)
2552 {
2553         struct information *tmp_info;
2554         struct text_object subroot;
2555
2556         tmp_info = malloc(sizeof(struct information));
2557         memcpy(tmp_info, &info, sizeof(struct information));
2558         parse_conky_vars(&subroot, text, p, p_max_size, tmp_info);
2559         DBGP("evaluated '%s' to '%s'", text, p);
2560
2561         free_text_objects(&subroot, 1);
2562         free(tmp_info);
2563 }
2564
2565 double current_update_time, next_update_time, last_update_time;
2566
2567 static void generate_text(void)
2568 {
2569         struct information *cur = &info;
2570         char *p;
2571
2572         special_count = 0;
2573
2574         /* update info */
2575
2576         current_update_time = get_time();
2577
2578         update_stuff();
2579
2580         /* add things to the buffer */
2581
2582         /* generate text */
2583
2584         p = text_buffer;
2585
2586         generate_text_internal(p, max_user_text, global_root_object, cur);
2587
2588         if (stuff_in_uppercase) {
2589                 char *tmp_p;
2590
2591                 tmp_p = text_buffer;
2592                 while (*tmp_p) {
2593                         *tmp_p = toupper(*tmp_p);
2594                         tmp_p++;
2595                 }
2596         }
2597
2598         next_update_time += update_interval;
2599         if (next_update_time < get_time()) {
2600                 next_update_time = get_time() + update_interval;
2601         } else if (next_update_time > get_time() + update_interval) {
2602                 next_update_time = get_time() + update_interval;
2603         }
2604         last_update_time = current_update_time;
2605         total_updates++;
2606 }
2607
2608 void set_update_interval(double interval)
2609 {
2610         update_interval = interval;
2611         update_interval_old = interval;
2612 }
2613
2614 static inline int get_string_width(const char *s)
2615 {
2616         return *s ? calc_text_width(s) : 0;
2617 }
2618
2619 #ifdef X11
2620 static int get_string_width_special(char *s, int special_index)
2621 {
2622         char *p, *final;
2623         int idx = 1;
2624         int width = 0;
2625         long i;
2626
2627         if (!s)
2628                 return 0;
2629
2630         if ((output_methods & TO_X) == 0)
2631                 return strlen(s);
2632
2633         p = strndup(s, text_buffer_size);
2634         final = p;
2635
2636         while (*p) {
2637                 if (*p == SPECIAL_CHAR) {
2638                         /* shift everything over by 1 so that the special char
2639                          * doesn't mess up the size calculation */
2640                         for (i = 0; i < (long)strlen(p); i++) {
2641                                 *(p + i) = *(p + i + 1);
2642                         }
2643                         if (specials[special_index + idx].type == GRAPH
2644                                         || specials[special_index + idx].type == GAUGE
2645                                         || specials[special_index + idx].type == BAR) {
2646                                 width += specials[special_index + idx].width;
2647                         }
2648                         idx++;
2649                 } else if (*p == SECRIT_MULTILINE_CHAR) {
2650                         *p = 0;
2651                         break;
2652                 } else {
2653                         p++;
2654                 }
2655         }
2656         if (strlen(final) > 1) {
2657                 width += calc_text_width(final);
2658         }
2659         free(final);
2660         return width;
2661 }
2662
2663 static int text_size_updater(char *s, int special_index);
2664
2665 int last_font_height;
2666 static void update_text_area(void)
2667 {
2668         int x = 0, y = 0;
2669
2670         if ((output_methods & TO_X) == 0)
2671                 return;
2672         /* update text size if it isn't fixed */
2673 #ifdef OWN_WINDOW
2674         if (!fixed_size)
2675 #endif
2676         {
2677                 text_width = minimum_width;
2678                 text_height = 0;
2679                 last_font_height = font_height();
2680                 for_each_line(text_buffer, text_size_updater);
2681                 text_width += 1;
2682                 if (text_height < minimum_height) {
2683                         text_height = minimum_height;
2684                 }
2685                 if (text_width > maximum_width && maximum_width > 0) {
2686                         text_width = maximum_width;
2687                 }
2688         }
2689
2690         /* get text position on workarea */
2691         switch (text_alignment) {
2692                 case TOP_LEFT: case TOP_RIGHT: case TOP_MIDDLE:
2693                         y = gap_y;
2694                         break;
2695
2696                 case BOTTOM_LEFT: case BOTTOM_RIGHT: case BOTTOM_MIDDLE: default:
2697                         y = workarea[3] - text_height - gap_y;
2698                         break;
2699
2700                 case MIDDLE_LEFT: case MIDDLE_RIGHT: case MIDDLE_MIDDLE:
2701                         y = workarea[3] / 2 - text_height / 2 - gap_y;
2702                         break;
2703         }
2704         switch (text_alignment) {
2705                 case TOP_LEFT: case BOTTOM_LEFT: case MIDDLE_LEFT: default:
2706                         x = gap_x;
2707                         break;
2708
2709                 case TOP_RIGHT: case BOTTOM_RIGHT: case MIDDLE_RIGHT:
2710                         x = workarea[2] - text_width - gap_x;
2711                         break;
2712
2713                 case TOP_MIDDLE: case BOTTOM_MIDDLE: case MIDDLE_MIDDLE:
2714                         x = workarea[2] / 2 - text_width / 2 - gap_x;
2715                         break;
2716         }
2717 #ifdef OWN_WINDOW
2718         if (text_alignment == NONE) {   // Let the WM manage the window
2719                         x = window.x;
2720                         y = window.y;
2721
2722                         fixed_pos = 1;
2723                         fixed_size = 1;
2724         }
2725 #endif /* OWN_WINDOW */
2726 #ifdef OWN_WINDOW
2727
2728         if (own_window && !fixed_pos) {
2729                 x += workarea[0];
2730                 y += workarea[1];
2731                 text_start_x = window.border_inner_margin + window.border_outer_margin + window.border_width;
2732                 text_start_y = window.border_inner_margin + window.border_outer_margin + window.border_width;
2733                 window.x = x - window.border_inner_margin - window.border_outer_margin - window.border_width;
2734                 window.y = y - window.border_inner_margin - window.border_outer_margin - window.border_width;
2735         } else
2736 #endif
2737         {
2738                 /* If window size doesn't match to workarea's size,
2739                  * then window probably includes panels (gnome).
2740                  * Blah, doesn't work on KDE. */
2741                 if (workarea[2] != window.width || workarea[3] != window.height) {
2742                         y += workarea[1];
2743                         x += workarea[0];
2744                 }
2745
2746                 text_start_x = x;
2747                 text_start_y = y;
2748         }
2749 #ifdef HAVE_LUA
2750         /* update lua window globals */
2751         llua_update_window_table(text_start_x, text_start_y, text_width, text_height);
2752 #endif /* HAVE_LUA */
2753 }
2754
2755 /* drawing stuff */
2756
2757 static int cur_x, cur_y;        /* current x and y for drawing */
2758 #endif
2759 //draw_mode also without X11 because we only need to print to stdout with FG
2760 static int draw_mode;           /* FG, BG or OUTLINE */
2761 #ifdef X11
2762 static long current_color;
2763
2764 static int text_size_updater(char *s, int special_index)
2765 {
2766         int w = 0;
2767         char *p;
2768
2769         if ((output_methods & TO_X) == 0)
2770                 return 0;
2771         /* get string widths and skip specials */
2772         p = s;
2773         while (*p) {
2774                 if (*p == SPECIAL_CHAR) {
2775                         *p = '\0';
2776                         w += get_string_width(s);
2777                         *p = SPECIAL_CHAR;
2778
2779                         if (specials[special_index].type == BAR
2780                                         || specials[special_index].type == GAUGE
2781                                         || specials[special_index].type == GRAPH) {
2782                                 w += specials[special_index].width;
2783                                 if (specials[special_index].height > last_font_height) {
2784                                         last_font_height = specials[special_index].height;
2785                                         last_font_height += font_height();
2786                                 }
2787                         } else if (specials[special_index].type == OFFSET) {
2788                                 if (specials[special_index].arg > 0) {
2789                                         w += specials[special_index].arg;
2790                                 }
2791                         } else if (specials[special_index].type == VOFFSET) {
2792                                 last_font_height += specials[special_index].arg;
2793                         } else if (specials[special_index].type == GOTO) {
2794                                 if (specials[special_index].arg > cur_x) {
2795                                         w = (int) specials[special_index].arg;
2796                                 }
2797                         } else if (specials[special_index].type == TAB) {
2798                                 int start = specials[special_index].arg;
2799                                 int step = specials[special_index].width;
2800
2801                                 if (!step || step < 0) {
2802                                         step = 10;
2803                                 }
2804                                 w += step - (cur_x - text_start_x - start) % step;
2805                         } else if (specials[special_index].type == FONT) {
2806                                 selected_font = specials[special_index].font_added;
2807                                 if (font_height() > last_font_height) {
2808                                         last_font_height = font_height();
2809                                 }
2810                         }
2811
2812                         special_index++;
2813                         s = p + 1;
2814                 } else if (*p == SECRIT_MULTILINE_CHAR) {
2815                         int lw;
2816                         *p = '\0';
2817                         lw = get_string_width(s);
2818                         *p = SECRIT_MULTILINE_CHAR;
2819                         s = p + 1;
2820                         w = lw > w ? lw : w;
2821                         text_height += last_font_height;
2822                 }
2823                 p++;
2824         }
2825         w += get_string_width(s);
2826         if (w > text_width) {
2827                 text_width = w;
2828         }
2829         if (text_width > maximum_width && maximum_width) {
2830                 text_width = maximum_width;
2831         }
2832
2833         text_height += last_font_height;
2834         last_font_height = font_height();
2835         return special_index;
2836 }
2837 #endif /* X11 */
2838
2839 static inline void set_foreground_color(long c)
2840 {
2841 #ifdef X11
2842         if (output_methods & TO_X) {
2843                 current_color = c;
2844                 XSetForeground(display, window.gc, c);
2845         }
2846 #endif /* X11 */
2847 #ifdef NCURSES
2848         if (output_methods & TO_NCURSES) {
2849                 attron(COLOR_PAIR(c));
2850         }
2851 #endif /* NCURSES */
2852         UNUSED(c);
2853         return;
2854 }
2855
2856 static void draw_string(const char *s)
2857 {
2858         int i, i2, pos, width_of_s;
2859         int max = 0;
2860         int added;
2861         char *s_with_newlines;
2862
2863         if (s[0] == '\0') {
2864                 return;
2865         }
2866
2867         width_of_s = get_string_width(s);
2868         s_with_newlines = strdup(s);
2869         for(i = 0; i < (int) strlen(s_with_newlines); i++) {
2870                 if(s_with_newlines[i] == SECRIT_MULTILINE_CHAR) {
2871                         s_with_newlines[i] = '\n';
2872                 }
2873         }
2874         if ((output_methods & TO_STDOUT) && draw_mode == FG) {
2875                 printf("%s\n", s_with_newlines);
2876                 if (extra_newline) fputc('\n', stdout);
2877                 fflush(stdout); /* output immediately, don't buffer */
2878         }
2879         if ((output_methods & TO_STDERR) && draw_mode == FG) {
2880                 fprintf(stderr, "%s\n", s_with_newlines);
2881                 fflush(stderr); /* output immediately, don't buffer */
2882         }
2883         if ((output_methods & OVERWRITE_FILE) && draw_mode == FG && overwrite_fpointer) {
2884                 fprintf(overwrite_fpointer, "%s\n", s_with_newlines);
2885         }
2886         if ((output_methods & APPEND_FILE) && draw_mode == FG && append_fpointer) {
2887                 fprintf(append_fpointer, "%s\n", s_with_newlines);
2888         }
2889 #ifdef NCURSES
2890         if ((output_methods & TO_NCURSES) && draw_mode == FG) {
2891                 printw("%s", s_with_newlines);
2892         }
2893 #endif
2894         free(s_with_newlines);
2895         memset(tmpstring1, 0, text_buffer_size);
2896         memset(tmpstring2, 0, text_buffer_size);
2897         strncpy(tmpstring1, s, text_buffer_size - 1);
2898         pos = 0;
2899         added = 0;
2900
2901 #ifdef X11
2902         if (output_methods & TO_X) {
2903                 max = ((text_width - width_of_s) / get_string_width(" "));
2904         }
2905 #endif /* X11 */
2906         /* This code looks for tabs in the text and coverts them to spaces.
2907          * The trick is getting the correct number of spaces, and not going
2908          * over the window's size without forcing the window larger. */
2909         for (i = 0; i < (int) text_buffer_size; i++) {
2910                 if (tmpstring1[i] == '\t') {
2911                         i2 = 0;
2912                         for (i2 = 0; i2 < (8 - (1 + pos) % 8) && added <= max; i2++) {
2913                                 /* guard against overrun */
2914                                 tmpstring2[MIN(pos + i2, (int)text_buffer_size - 1)] = ' ';
2915                                 added++;
2916                         }
2917                         pos += i2;
2918                 } else {
2919                         /* guard against overrun */
2920                         tmpstring2[MIN(pos, (int) text_buffer_size - 1)] = tmpstring1[i];
2921                         pos++;
2922                 }
2923         }
2924 #ifdef X11
2925         if (output_methods & TO_X) {
2926                 if (text_width == maximum_width) {
2927                         /* this means the text is probably pushing the limit,
2928                          * so we'll chop it */
2929                         while (cur_x + get_string_width(tmpstring2) - text_start_x
2930                                         > maximum_width && strlen(tmpstring2) > 0) {
2931                                 tmpstring2[strlen(tmpstring2) - 1] = '\0';
2932                         }
2933                 }
2934         }
2935 #endif /* X11 */
2936         s = tmpstring2;
2937 #ifdef X11
2938         if (output_methods & TO_X) {
2939 #ifdef XFT
2940                 if (use_xft) {
2941                         XColor c;
2942                         XftColor c2;
2943
2944                         c.pixel = current_color;
2945                         XQueryColor(display, DefaultColormap(display, screen), &c);
2946
2947                         c2.pixel = c.pixel;
2948                         c2.color.red = c.red;
2949                         c2.color.green = c.green;
2950                         c2.color.blue = c.blue;
2951                         c2.color.alpha = fonts[selected_font].font_alpha;
2952                         if (utf8_mode) {
2953                                 XftDrawStringUtf8(window.xftdraw, &c2, fonts[selected_font].xftfont,
2954                                         cur_x, cur_y, (const XftChar8 *) s, strlen(s));
2955                         } else {
2956                                 XftDrawString8(window.xftdraw, &c2, fonts[selected_font].xftfont,
2957                                         cur_x, cur_y, (const XftChar8 *) s, strlen(s));
2958                         }
2959                 } else
2960 #endif
2961                 {
2962                         XDrawString(display, window.drawable, window.gc, cur_x, cur_y, s,
2963                                 strlen(s));
2964                 }
2965                 cur_x += width_of_s;
2966         }
2967 #endif /* X11 */
2968         memcpy(tmpstring1, s, text_buffer_size);
2969 }
2970
2971 int draw_each_line_inner(char *s, int special_index, int last_special_applied)
2972 {
2973 #ifdef X11
2974         int font_h;
2975         int cur_y_add = 0;
2976 #endif /* X11 */
2977         char *recurse = 0;
2978         char *p = s;
2979         int last_special_needed = -1;
2980         int orig_special_index = special_index;
2981
2982 #ifdef X11
2983         if (output_methods & TO_X) {
2984                 font_h = font_height();
2985                 cur_y += font_ascent();
2986         }
2987         cur_x = text_start_x;
2988 #endif /* X11 */
2989
2990         while (*p) {
2991                 if (*p == SECRIT_MULTILINE_CHAR) {
2992                         /* special newline marker for multiline objects */
2993                         recurse = p + 1;
2994                         *p = '\0';
2995                         break;
2996                 }
2997                 if (*p == SPECIAL_CHAR || last_special_applied > -1) {
2998 #ifdef X11
2999                         int w = 0;
3000 #endif /* X11 */
3001
3002                         /* draw string before special, unless we're dealing multiline
3003                          * specials */
3004                         if (last_special_applied > -1) {
3005                                 special_index = last_special_applied;
3006                         } else {
3007                                 *p = '\0';
3008                                 draw_string(s);
3009                                 *p = SPECIAL_CHAR;
3010                                 s = p + 1;
3011                         }
3012                         /* draw special */
3013                         switch (specials[special_index].type) {
3014 #ifdef X11
3015                                 case HORIZONTAL_LINE:
3016                                 {
3017                                         int h = specials[special_index].height;
3018                                         int mid = font_ascent() / 2;
3019
3020                                         w = text_start_x + text_width - cur_x;
3021
3022                                         XSetLineAttributes(display, window.gc, h, LineSolid,
3023                                                 CapButt, JoinMiter);
3024                                         XDrawLine(display, window.drawable, window.gc, cur_x,
3025                                                 cur_y - mid / 2, cur_x + w, cur_y - mid / 2);
3026                                         break;
3027                                 }
3028
3029                                 case STIPPLED_HR:
3030                                 {
3031                                         int h = specials[special_index].height;
3032                                         int tmp_s = specials[special_index].arg;
3033                                         int mid = font_ascent() / 2;
3034                                         char ss[2] = { tmp_s, tmp_s };
3035
3036                                         w = text_start_x + text_width - cur_x - 1;
3037                                         XSetLineAttributes(display, window.gc, h, LineOnOffDash,
3038                                                 CapButt, JoinMiter);
3039                                         XSetDashes(display, window.gc, 0, ss, 2);
3040                                         XDrawLine(display, window.drawable, window.gc, cur_x,
3041                                                 cur_y - mid / 2, cur_x + w, cur_y - mid / 2);
3042                                         break;
3043                                 }
3044
3045                                 case BAR:
3046                                 {
3047                                         int h, bar_usage, by;
3048                                         if (cur_x - text_start_x > maximum_width
3049                                                         && maximum_width > 0) {
3050                                                 break;
3051                                         }
3052                                         h = specials[special_index].height;
3053                                         bar_usage = specials[special_index].arg;
3054                                         by = cur_y - (font_ascent() / 2) - 1;
3055
3056                                         if (h < font_h) {
3057                                                 by -= h / 2 - 1;
3058                                         }
3059                                         w = specials[special_index].width;
3060                                         if (w == 0) {
3061                                                 w = text_start_x + text_width - cur_x - 1;
3062                                         }
3063                                         if (w < 0) {
3064                                                 w = 0;
3065                                         }
3066
3067                                         XSetLineAttributes(display, window.gc, 1, LineSolid,
3068                                                 CapButt, JoinMiter);
3069
3070                                         XDrawRectangle(display, window.drawable, window.gc, cur_x,
3071                                                 by, w, h);
3072                                         XFillRectangle(display, window.drawable, window.gc, cur_x,
3073                                                 by, w * bar_usage / 255, h);
3074                                         if (h > cur_y_add
3075                                                         && h > font_h) {
3076                                                 cur_y_add = h;
3077                                         }
3078                                         break;
3079                                 }
3080
3081                                 case GAUGE: /* new GAUGE  */
3082                                 {
3083                                         int h, by = 0;
3084                                         unsigned long last_colour = current_color;
3085 #ifdef MATH
3086                                         float angle, px, py;
3087                                         int usage;
3088 #endif /* MATH */
3089
3090                                         if (cur_x - text_start_x > maximum_width
3091                                                         && maximum_width > 0) {
3092                                                 break;
3093                                         }
3094
3095                                         h = specials[special_index].height;
3096                                         by = cur_y - (font_ascent() / 2) - 1;
3097
3098                                         if (h < font_h) {
3099                                                 by -= h / 2 - 1;
3100                                         }
3101                                         w = specials[special_index].width;
3102                                         if (w == 0) {
3103                                                 w = text_start_x + text_width - cur_x - 1;
3104                                         }
3105                                         if (w < 0) {
3106                                                 w = 0;
3107                                         }
3108
3109                                         XSetLineAttributes(display, window.gc, 1, LineSolid,
3110                                                         CapButt, JoinMiter);
3111
3112                                         XDrawArc(display, window.drawable, window.gc,
3113                                                         cur_x, by, w, h * 2, 0, 180*64);
3114
3115 #ifdef MATH
3116                                         usage = specials[special_index].arg;
3117                                         angle = (M_PI)*(float)(usage)/255.;
3118                                         px = (float)(cur_x+(w/2.))-(float)(w/2.)*cos(angle);
3119                                         py = (float)(by+(h))-(float)(h)*sin(angle);
3120
3121                                         XDrawLine(display, window.drawable, window.gc,
3122                                                         cur_x + (w/2.), by+(h), (int)(px), (int)(py));
3123 #endif /* MATH */
3124
3125                                         if (h > cur_y_add
3126                                                         && h > font_h) {
3127                                                 cur_y_add = h;
3128                                         }
3129
3130                                         set_foreground_color(last_colour);
3131
3132                                         break;
3133
3134                                 }
3135
3136                                 case GRAPH:
3137                                 {
3138                                         int h, by, i = 0, j = 0;
3139                                         int colour_idx = 0;
3140                                         unsigned long last_colour = current_color;
3141                                         unsigned long *tmpcolour = 0;
3142                                         if (cur_x - text_start_x > maximum_width
3143                                                         && maximum_width > 0) {
3144                                                 break;
3145                                         }
3146                                         h = specials[special_index].height;
3147                                         by = cur_y - (font_ascent() / 2) - 1;
3148
3149                                         if (h < font_h) {
3150                                                 by -= h / 2 - 1;
3151                                         }
3152                                         w = specials[special_index].width;
3153                                         if (w == 0) {
3154                                                 w = text_start_x + text_width - cur_x - 1;
3155                                         }
3156                                         if (w < 0) {
3157                                                 w = 0;
3158                                         }
3159                                         if (draw_graph_borders) {
3160                                                 XSetLineAttributes(display, window.gc, 1, LineSolid,
3161                                                         CapButt, JoinMiter);
3162                                                 XDrawRectangle(display, window.drawable, window.gc,
3163                                                         cur_x, by, w, h);
3164                                         }
3165                                         XSetLineAttributes(display, window.gc, 1, LineSolid,
3166                                                 CapButt, JoinMiter);
3167
3168                                         if (specials[special_index].last_colour != 0
3169                                                         || specials[special_index].first_colour != 0) {
3170                                                 tmpcolour = do_gradient(w - 1, specials[special_index].last_colour, specials[special_index].first_colour);
3171                                         }
3172                                         colour_idx = 0;
3173                                         for (i = w - 2; i > -1; i--) {
3174                                                 if (specials[special_index].last_colour != 0
3175                                                                 || specials[special_index].first_colour != 0) {
3176                                                         if (specials[special_index].tempgrad) {
3177 #ifdef DEBUG_lol
3178                                                                 assert(
3179                                                                                 (int)((float)(w - 2) - specials[special_index].graph[j] *
3180                                                                                         (w - 2) / (float)specials[special_index].graph_scale)
3181                                                                                 < w - 1
3182                                                                           );
3183                                                                 assert(
3184                                                                                 (int)((float)(w - 2) - specials[special_index].graph[j] *
3185                                                                                         (w - 2) / (float)specials[special_index].graph_scale)
3186                                                                                 > -1
3187                                                                           );
3188                                                                 if (specials[special_index].graph[j] == specials[special_index].graph_scale) {
3189                                                                         assert(
3190                                                                                         (int)((float)(w - 2) - specials[special_index].graph[j] *
3191                                                                                                 (w - 2) / (float)specials[special_index].graph_scale)
3192                                                                                         == 0
3193                                                                                   );
3194                                                                 }
3195 #endif /* DEBUG_lol */
3196                                                                 XSetForeground(display, window.gc, tmpcolour[
3197                                                                                 (int)((float)(w - 2) - specials[special_index].graph[j] *
3198                                                                                         (w - 2) / (float)specials[special_index].graph_scale)
3199                                                                                 ]);
3200                                                         } else {
3201                                                                 XSetForeground(display, window.gc, tmpcolour[colour_idx++]);
3202                                                         }
3203                                                 }
3204                                                 /* this is mugfugly, but it works */
3205                                                 XDrawLine(display, window.drawable, window.gc,
3206                                                                 cur_x + i + 1, by + h, cur_x + i + 1,
3207                                                                 round_to_int((double)by + h - specials[special_index].graph[j] *
3208                                                                         (h - 1) / specials[special_index].graph_scale));
3209                                                 if ((w - i) / ((float) (w - 2) /
3210                                                                         (specials[special_index].graph_width)) > j
3211                                                                 && j < MAX_GRAPH_DEPTH - 3) {
3212                                                         j++;
3213                                                 }
3214                                         }
3215                                         if (tmpcolour) free(tmpcolour);
3216                                         if (h > cur_y_add
3217                                                         && h > font_h) {
3218                                                 cur_y_add = h;
3219                                         }
3220                                         /* if (draw_mode == BG) {
3221                                                 set_foreground_color(default_bg_color);
3222                                         } else if (draw_mode == OUTLINE) {
3223                                                 set_foreground_color(default_out_color);
3224                                         } else {
3225                                                 set_foreground_color(default_fg_color);
3226                                         } */
3227                                         if (show_graph_range) {
3228                                                 int tmp_x = cur_x;
3229                                                 int tmp_y = cur_y;
3230                                                 unsigned short int seconds = update_interval * w;
3231                                                 char *tmp_day_str;
3232                                                 char *tmp_hour_str;
3233                                                 char *tmp_min_str;
3234                                                 char *tmp_sec_str;
3235                                                 char *tmp_str;
3236                                                 unsigned short int timeunits;
3237                                                 if (seconds != 0) {
3238                                                         timeunits = seconds / 86400; seconds %= 86400;
3239                                                         if (timeunits > 0) {
3240                                                                 asprintf(&tmp_day_str, "%dd", timeunits);
3241                                                         } else {
3242                                                                 tmp_day_str = strdup("");
3243                                                         }
3244                                                         timeunits = seconds / 3600; seconds %= 3600;
3245                                                         if (timeunits > 0) {
3246                                                                 asprintf(&tmp_hour_str, "%dh", timeunits);
3247                                                         } else {
3248                                                                 tmp_hour_str = strdup("");
3249                                                         }
3250                                                         timeunits = seconds / 60; seconds %= 60;
3251                                                         if (timeunits > 0) {
3252                                                                 asprintf(&tmp_min_str, "%dm", timeunits);
3253                                                         } else {
3254                                                                 tmp_min_str = strdup("");
3255                                                         }
3256                                                         if (seconds > 0) {
3257                                                                 asprintf(&tmp_sec_str, "%ds", seconds);
3258                                                         } else {
3259                                                                 tmp_sec_str = strdup("");
3260                                                         }
3261                                                         asprintf(&tmp_str, "%s%s%s%s", tmp_day_str, tmp_hour_str, tmp_min_str, tmp_sec_str);
3262                                                         free(tmp_day_str); free(tmp_hour_str); free(tmp_min_str); free(tmp_sec_str);
3263                                                 } else {
3264                                                         asprintf(&tmp_str, "Range not possible"); // should never happen, but better safe then sorry
3265                                                 }
3266                                                 cur_x += (w / 2) - (font_ascent() * (strlen(tmp_str) / 2));
3267                                                 cur_y += font_h / 2;
3268                                                 draw_string(tmp_str);
3269                                                 free(tmp_str);
3270                                                 cur_x = tmp_x;
3271                                                 cur_y = tmp_y;
3272                                         }
3273 #ifdef MATH
3274                                         if (show_graph_scale && (specials[special_index].show_scale == 1)) {
3275                                                 int tmp_x = cur_x;
3276                                                 int tmp_y = cur_y;
3277                                                 char *tmp_str;
3278                                                 cur_x += font_ascent() / 2;
3279                                                 cur_y += font_h / 2;
3280                                                 tmp_str = (char *)
3281                                                         calloc(log10(floor(specials[special_index].graph_scale)) + 4,
3282                                                                         sizeof(char));
3283                                                 sprintf(tmp_str, "%.1f", specials[special_index].graph_scale);
3284                                                 draw_string(tmp_str);
3285                                                 free(tmp_str);
3286                                                 cur_x = tmp_x;
3287                                                 cur_y = tmp_y;
3288                                         }
3289 #endif
3290                                         set_foreground_color(last_colour);
3291                                         break;
3292                                 }
3293
3294                                 case FONT:
3295                                 {
3296                                         int old = font_ascent();
3297
3298                                         cur_y -= font_ascent();
3299                                         selected_font = specials[special_index].font_added;
3300                                         set_font();
3301                                         if (cur_y + font_ascent() < cur_y + old) {
3302                                                 cur_y += old;
3303                                         } else {
3304                                                 cur_y += font_ascent();
3305                                         }
3306                                         font_h = font_height();
3307                                         break;
3308                                 }
3309 #endif /* X11 */
3310                                 case FG:
3311                                         if (draw_mode == FG) {
3312                                                 set_foreground_color(specials[special_index].arg);
3313                                         }
3314                                         break;
3315
3316 #ifdef X11
3317                                 case BG:
3318                                         if (draw_mode == BG) {
3319                                                 set_foreground_color(specials[special_index].arg);
3320                                         }
3321                                         break;
3322
3323                                 case OUTLINE:
3324                                         if (draw_mode == OUTLINE) {
3325                                                 set_foreground_color(specials[special_index].arg);
3326                                         }
3327                                         break;
3328
3329                                 case OFFSET:
3330                                         w += specials[special_index].arg;
3331                                         last_special_needed = special_index;
3332                                         break;
3333
3334                                 case VOFFSET:
3335                                         cur_y += specials[special_index].arg;
3336                                         break;
3337
3338                                 case GOTO:
3339                                         if (specials[special_index].arg >= 0) {
3340                                                 cur_x = (int) specials[special_index].arg;
3341                                         }
3342                                         last_special_needed = special_index;
3343                                         break;
3344
3345                                 case TAB:
3346                                 {
3347                                         int start = specials[special_index].arg;
3348                                         int step = specials[special_index].width;
3349
3350                                         if (!step || step < 0) {
3351                                                 step = 10;
3352                                         }
3353                                         w = step - (cur_x - text_start_x - start) % step;
3354                                         last_special_needed = special_index;
3355                                         break;
3356                                 }
3357
3358                                 case ALIGNR:
3359                                 {
3360                                         /* TODO: add back in "+ window.border_inner_margin" to the end of
3361                                          * this line? */
3362                                         int pos_x = text_start_x + text_width -
3363                                                 get_string_width_special(s, special_index);
3364
3365                                         /* printf("pos_x %i text_start_x %i text_width %i cur_x %i "
3366                                                 "get_string_width(p) %i gap_x %i "
3367                                                 "specials[special_index].arg %i window.border_inner_margin %i "
3368                                                 "window.border_width %i\n", pos_x, text_start_x, text_width,
3369                                                 cur_x, get_string_width_special(s), gap_x,
3370                                                 specials[special_index].arg, window.border_inner_margin,
3371                                                 window.border_width); */
3372                                         if (pos_x > specials[special_index].arg && pos_x > cur_x) {
3373                                                 cur_x = pos_x - specials[special_index].arg;
3374                                         }
3375                                         last_special_needed = special_index;
3376                                         break;
3377                                 }
3378
3379                                 case ALIGNC:
3380                                 {
3381                                         int pos_x = (text_width) / 2 - get_string_width_special(s,
3382                                                         special_index) / 2 - (cur_x -
3383                                                                 text_start_x);
3384                                         /* int pos_x = text_start_x + text_width / 2 -
3385                                                 get_string_width_special(s) / 2; */
3386
3387                                         /* printf("pos_x %i text_start_x %i text_width %i cur_x %i "
3388                                                 "get_string_width(p) %i gap_x %i "
3389                                                 "specials[special_index].arg %i\n", pos_x, text_start_x,
3390                                                 text_width, cur_x, get_string_width(s), gap_x,
3391                                                 specials[special_index].arg); */
3392                                         if (pos_x > specials[special_index].arg) {
3393                                                 w = pos_x - specials[special_index].arg;
3394                                         }
3395                                         last_special_needed = special_index;
3396                                         break;
3397                                 }
3398 #endif /* X11 */
3399                         }
3400
3401 #ifdef X11
3402                         cur_x += w;
3403 #endif /* X11 */
3404
3405                         if (special_index != last_special_applied) {
3406                                 special_index++;
3407                         } else {
3408                                 special_index = orig_special_index;
3409                                 last_special_applied = -1;
3410                         }
3411                 }
3412                 p++;
3413         }
3414
3415 #ifdef X11
3416         cur_y += cur_y_add;
3417 #endif /* X11 */
3418         draw_string(s);
3419 #ifdef NCURSES
3420         if (output_methods & TO_NCURSES) {
3421                 printw("\n");
3422         }
3423 #endif /* NCURSES */
3424 #ifdef X11
3425         if (output_methods & TO_X)
3426                 cur_y += font_descent();
3427 #endif /* X11 */
3428         if (recurse && *recurse) {
3429                 special_index = draw_each_line_inner(recurse, special_index, last_special_needed);
3430                 *(recurse - 1) = SECRIT_MULTILINE_CHAR;
3431         }
3432         return special_index;
3433 }
3434
3435 static int draw_line(char *s, int special_index)
3436 {
3437 #ifdef X11
3438         if (output_methods & TO_X) {
3439                 return draw_each_line_inner(s, special_index, -1);
3440         }
3441 #endif /* X11 */
3442 #ifdef NCURSES
3443         if (output_methods & TO_NCURSES) {
3444                 return draw_each_line_inner(s, special_index, -1);
3445         }
3446 #endif /* NCURSES */
3447         draw_string(s);
3448         UNUSED(special_index);
3449         return 0;
3450 }
3451
3452 static void draw_text(void)
3453 {
3454 #ifdef X11
3455 #ifdef HAVE_LUA
3456         llua_draw_pre_hook();
3457 #endif /* HAVE_LUA */
3458         if (output_methods & TO_X) {
3459                 cur_y = text_start_y;
3460
3461                 /* draw borders */
3462                 if (draw_borders && window.border_width > 0) {
3463                         if (stippled_borders) {
3464                                 char ss[2] = { stippled_borders, stippled_borders };
3465                                 XSetLineAttributes(display, window.gc, window.border_width, LineOnOffDash,
3466                                         CapButt, JoinMiter);
3467                                 XSetDashes(display, window.gc, 0, ss, 2);
3468                         } else {
3469                                 XSetLineAttributes(display, window.gc, window.border_width, LineSolid,
3470                                         CapButt, JoinMiter);
3471                         }
3472
3473                         XDrawRectangle(display, window.drawable, window.gc,
3474                                 text_start_x - window.border_inner_margin - window.border_width,
3475                                 text_start_y - window.border_inner_margin - window.border_width,
3476                                 text_width + window.border_inner_margin * 2 + window.border_width * 2,
3477                                 text_height + window.border_inner_margin * 2 + window.border_width * 2);
3478                 }
3479
3480                 /* draw text */
3481         }
3482         setup_fonts();
3483 #endif /* X11 */
3484 #ifdef NCURSES
3485         init_pair(COLOR_WHITE, COLOR_WHITE, COLOR_BLACK);
3486         attron(COLOR_PAIR(COLOR_WHITE));
3487 #endif /* NCURSES */
3488         for_each_line(text_buffer, draw_line);
3489 #if defined(HAVE_LUA) && defined(X11)
3490         llua_draw_post_hook();
3491 #endif /* HAVE_LUA */
3492 }
3493
3494 static void draw_stuff(void)
3495 {
3496 #ifdef IMLIB2
3497         cimlib_render(text_start_x, text_start_y, window.width, window.height);
3498 #endif /* IMLIB2 */
3499         if (overwrite_file) {
3500                 overwrite_fpointer = fopen(overwrite_file, "w");
3501                 if(!overwrite_fpointer)
3502                         NORM_ERR("Can't overwrite '%s' anymore", overwrite_file);
3503         }
3504         if (append_file) {
3505                 append_fpointer = fopen(append_file, "a");
3506                 if(!append_fpointer)
3507                         NORM_ERR("Can't append '%s' anymore", append_file);
3508         }
3509 #ifdef X11
3510         if (output_methods & TO_X) {
3511                 selected_font = 0;
3512                 if (draw_shades && !draw_outline) {
3513                         text_start_x++;
3514                         text_start_y++;
3515                         set_foreground_color(default_bg_color);
3516                         draw_mode = BG;
3517                         draw_text();
3518                         text_start_x--;
3519                         text_start_y--;
3520                 }
3521
3522                 if (draw_outline) {
3523                         int i, j;
3524                         selected_font = 0;
3525
3526                         for (i = -1; i < 2; i++) {
3527                                 for (j = -1; j < 2; j++) {
3528                                         if (i == 0 && j == 0) {
3529                                                 continue;
3530                                         }
3531                                         text_start_x += i;
3532                                         text_start_y += j;
3533                                         set_foreground_color(default_out_color);
3534                                         draw_mode = OUTLINE;
3535                                         draw_text();
3536                                         text_start_x -= i;
3537                                         text_start_y -= j;
3538                                 }
3539                         }
3540                 }
3541
3542                 set_foreground_color(default_fg_color);
3543         }
3544 #endif /* X11 */
3545         draw_mode = FG;
3546         draw_text();
3547 #if defined(X11) && defined(HAVE_XDBE)
3548         if (output_methods & TO_X) {
3549                 xdbe_swap_buffers();
3550         }
3551 #endif /* X11 && HAVE_XDBE */
3552         if(overwrite_fpointer) {
3553                 fclose(overwrite_fpointer);
3554                 overwrite_fpointer = 0;
3555         }
3556         if(append_fpointer) {
3557                 fclose(append_fpointer);
3558                 append_fpointer = 0;
3559         }
3560 }
3561
3562 #ifdef X11
3563 static void clear_text(int exposures)
3564 {
3565 #ifdef HAVE_XDBE
3566         if (use_xdbe) {
3567                 /* The swap action is XdbeBackground, which clears */
3568                 return;
3569         } else
3570 #endif
3571         if (display && window.window) { // make sure these are !null
3572                 /* there is some extra space for borders and outlines */
3573                 XClearArea(display, window.window, text_start_x - window.border_inner_margin - window.border_outer_margin - window.border_width,
3574                         text_start_y - window.border_inner_margin - window.border_outer_margin - window.border_width,
3575                         text_width + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2,
3576                         text_height + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2, exposures ? True : 0);
3577         }
3578 }
3579 #endif /* X11 */
3580
3581 static int need_to_update;
3582
3583 /* update_text() generates new text and clears old text area */
3584 static void update_text(void)
3585 {
3586 #ifdef IMLIB2
3587         cimlib_cleanup();
3588 #endif /* IMLIB2 */
3589         generate_text();
3590 #ifdef X11
3591         if (output_methods & TO_X)
3592                 clear_text(1);
3593 #endif /* X11 */
3594         need_to_update = 1;
3595 #ifdef HAVE_LUA
3596         llua_update_info(&info, update_interval);
3597 #endif /* HAVE_LUA */
3598 }
3599
3600 #ifdef HAVE_SYS_INOTIFY_H
3601 int inotify_fd;
3602 #endif
3603
3604 static void main_loop(void)
3605 {
3606         int terminate = 0;
3607 #ifdef SIGNAL_BLOCKING
3608         sigset_t newmask, oldmask;
3609 #endif
3610         double t;
3611 #ifdef HAVE_SYS_INOTIFY_H
3612         int inotify_config_wd = -1;
3613 #define INOTIFY_EVENT_SIZE  (sizeof(struct inotify_event))
3614 #define INOTIFY_BUF_LEN     (20 * (INOTIFY_EVENT_SIZE + 16))
3615         char inotify_buff[INOTIFY_BUF_LEN];
3616 #endif /* HAVE_SYS_INOTIFY_H */
3617
3618
3619 #ifdef SIGNAL_BLOCKING
3620         sigemptyset(&newmask);
3621         sigaddset(&newmask, SIGINT);
3622         sigaddset(&newmask, SIGTERM);
3623         sigaddset(&newmask, SIGUSR1);
3624 #endif
3625
3626         last_update_time = 0.0;
3627         next_update_time = get_time();
3628         info.looped = 0;
3629         while (terminate == 0 && (total_run_times == 0 || info.looped < total_run_times)) {
3630                 if(update_interval_bat != NOBATTERY && update_interval_bat != update_interval_old) {
3631                         char buf[max_user_text];
3632
3633                         get_battery_short_status(buf, max_user_text, "BAT0");
3634                         if(buf[0] == 'D') {
3635                                 update_interval = update_interval_bat;
3636                         } else {
3637                                 update_interval = update_interval_old;
3638                         }
3639                 }
3640                 info.looped++;
3641
3642 #ifdef SIGNAL_BLOCKING
3643                 /* block signals.  we will inspect for pending signals later */
3644                 if (sigprocmask(SIG_BLOCK, &newmask, &oldmask) < 0) {
3645                         CRIT_ERR(NULL, NULL, "unable to sigprocmask()");
3646                 }
3647 #endif
3648
3649 #ifdef X11
3650                 if (output_methods & TO_X) {
3651                         XFlush(display);
3652
3653                         /* wait for X event or timeout */
3654
3655                         if (!XPending(display)) {
3656                                 fd_set fdsr;
3657                                 struct timeval tv;
3658                                 int s;
3659                                 t = next_update_time - get_time();
3660
3661                                 if (t < 0) {
3662                                         t = 0;
3663                                 } else if (t > update_interval) {
3664                                         t = update_interval;
3665                                 }
3666
3667                                 tv.tv_sec = (long) t;
3668                                 tv.tv_usec = (long) (t * 1000000) % 1000000;
3669                                 FD_ZERO(&fdsr);
3670                                 FD_SET(ConnectionNumber(display), &fdsr);
3671
3672                                 s = select(ConnectionNumber(display) + 1, &fdsr, 0, 0, &tv);
3673                                 if (s == -1) {
3674                                         if (errno != EINTR) {
3675                                                 NORM_ERR("can't select(): %s", strerror(errno));
3676                                         }
3677                                 } else {
3678                                         /* timeout */
3679                                         if (s == 0) {
3680                                                 update_text();
3681                                         }
3682                                 }
3683                         }
3684
3685                         if (need_to_update) {
3686 #ifdef OWN_WINDOW
3687                                 int wx = window.x, wy = window.y;
3688 #endif
3689
3690                                 need_to_update = 0;
3691                                 selected_font = 0;
3692                                 update_text_area();
3693 #ifdef OWN_WINDOW
3694                                 if (own_window) {
3695                                         int changed = 0;
3696
3697                                         /* resize window if it isn't right size */
3698                                         if (!fixed_size
3699                                                         && (text_width + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2 != window.width
3700                                                                 || text_height + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2 != window.height)) {
3701                                                 window.width = text_width + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2;
3702                                                 window.height = text_height + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2;
3703                                                 draw_stuff(); /* redraw everything in our newly sized window */
3704                                                 XResizeWindow(display, window.window, window.width,
3705                                                                 window.height); /* resize window */
3706                                                 set_transparent_background(window.window);
3707 #ifdef HAVE_XDBE
3708                                                 /* swap buffers */
3709                                                 xdbe_swap_buffers();
3710 #endif
3711
3712                                                 changed++;
3713 #ifdef HAVE_LUA
3714                                                 /* update lua window globals */
3715                                                 llua_update_window_table(text_start_x, text_start_y, text_width, text_height);
3716 #endif /* HAVE_LUA */
3717                                         }
3718
3719                                         /* move window if it isn't in right position */
3720                                         if (!fixed_pos && (window.x != wx || window.y != wy)) {
3721                                                 XMoveWindow(display, window.window, window.x, window.y);
3722                                                 changed++;
3723                                         }
3724
3725                                         /* update struts */
3726                                         if (changed && window.type == TYPE_PANEL) {
3727                                                 int sidenum = -1;
3728
3729                                                 fprintf(stderr, PACKAGE_NAME": defining struts\n");
3730                                                 fflush(stderr);
3731
3732                                                 switch (text_alignment) {
3733                                                         case TOP_LEFT:
3734                                                         case TOP_RIGHT:
3735                                                         case TOP_MIDDLE:
3736                                                                 {
3737                                                                         sidenum = 2;
3738                                                                         break;
3739                                                                 }
3740                                                         case BOTTOM_LEFT:
3741                                                         case BOTTOM_RIGHT:
3742                                                         case BOTTOM_MIDDLE:
3743                                                                 {
3744                                                                         sidenum = 3;
3745                                                                         break;
3746                                                                 }
3747                                                         case MIDDLE_LEFT:
3748                                                                 {
3749                                                                         sidenum = 0;
3750                                                                         break;
3751                                                                 }
3752                                                         case MIDDLE_RIGHT:
3753                                                                 {
3754                                                                         sidenum = 1;
3755                                                                         break;
3756                                                                 }
3757                                                 }
3758
3759                                                 set_struts(sidenum);
3760                                         }
3761                                 }
3762 #endif
3763
3764                                 clear_text(1);
3765
3766 #ifdef HAVE_XDBE
3767                                 if (use_xdbe) {
3768                                         XRectangle r;
3769
3770                                         r.x = text_start_x - window.border_inner_margin - window.border_outer_margin - window.border_width;
3771                                         r.y = text_start_y - window.border_inner_margin - window.border_outer_margin - window.border_width;
3772                                         r.width = text_width + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2;
3773                                         r.height = text_height + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2;
3774                                         XUnionRectWithRegion(&r, x11_stuff.region, x11_stuff.region);
3775                                 }
3776 #endif
3777                         }
3778
3779                         /* handle X events */
3780                         while (XPending(display)) {
3781                                 XEvent ev;
3782
3783                                 XNextEvent(display, &ev);
3784                                 switch (ev.type) {
3785                                         case Expose:
3786                                         {
3787                                                 XRectangle r;
3788                                                 r.x = ev.xexpose.x;
3789                                                 r.y = ev.xexpose.y;
3790                                                 r.width = ev.xexpose.width;
3791                                                 r.height = ev.xexpose.height;
3792                                                 XUnionRectWithRegion(&r, x11_stuff.region, x11_stuff.region);
3793                                                 break;
3794                                         }
3795
3796                                         case PropertyNotify:
3797                                         {
3798                                                 if ( ev.xproperty.state == PropertyNewValue ) {
3799                                                         get_x11_desktop_info( ev.xproperty.display, ev.xproperty.atom );
3800                                                 }
3801                                                 break;
3802                                         }
3803
3804 #ifdef OWN_WINDOW
3805                                         case ReparentNotify:
3806                                                 /* set background to ParentRelative for all parents */
3807                                                 if (own_window) {
3808                                                         set_transparent_background(window.window);
3809                                                 }
3810                                                 break;
3811
3812                                         case ConfigureNotify:
3813                                                 if (own_window) {
3814                                                         /* if window size isn't what expected, set fixed size */
3815                                                         if (ev.xconfigure.width != window.width
3816                                                                         || ev.xconfigure.height != window.height) {
3817                                                                 if (window.width != 0 && window.height != 0) {
3818                                                                         fixed_size = 1;
3819                                                                 }
3820
3821                                                                 /* clear old stuff before screwing up
3822                                                                  * size and pos */
3823                                                                 clear_text(1);
3824
3825                                                                 {
3826                                                                         XWindowAttributes attrs;
3827                                                                         if (XGetWindowAttributes(display,
3828                                                                                         window.window, &attrs)) {
3829                                                                                 window.width = attrs.width;
3830                                                                                 window.height = attrs.height;
3831                                                                         }
3832                                                                 }
3833
3834                                                                 text_width = window.width - window.border_inner_margin * 2 - window.border_outer_margin * 2 - window.border_width * 2;
3835                                                                 text_height = window.height - window.border_inner_margin * 2 - window.border_outer_margin * 2 - window.border_width * 2;
3836                                                                 if (text_width > maximum_width
3837                                                                                 && maximum_width > 0) {
3838                                                                         text_width = maximum_width;
3839                                                                 }
3840                                                         }
3841
3842                                                         /* if position isn't what expected, set fixed pos
3843                                                          * total_updates avoids setting fixed_pos when window
3844                                                          * is set to weird locations when started */
3845                                                         /* // this is broken
3846                                                         if (total_updates >= 2 && !fixed_pos
3847                                                                         && (window.x != ev.xconfigure.x
3848                                                                         || window.y != ev.xconfigure.y)
3849                                                                         && (ev.xconfigure.x != 0
3850                                                                         || ev.xconfigure.y != 0)) {
3851                                                                 fixed_pos = 1;
3852                                                         } */
3853                                                 }
3854                                                 break;
3855
3856                                         case ButtonPress:
3857                                                 if (own_window) {
3858                                                         /* if an ordinary window with decorations */
3859                                                         if ((window.type == TYPE_NORMAL &&
3860                                                                                 (!TEST_HINT(window.hints,
3861                                                                                                         HINT_UNDECORATED))) ||
3862                                                                         window.type == TYPE_DESKTOP) {
3863                                                                 /* allow conky to hold input focus. */
3864                                                                 break;
3865                                                         } else {
3866                                                                 /* forward the click to the desktop window */
3867                                                                 XUngrabPointer(display, ev.xbutton.time);
3868                                                                 ev.xbutton.window = window.desktop;
3869                                                                 ev.xbutton.x = ev.xbutton.x_root;
3870                                                                 ev.xbutton.y = ev.xbutton.y_root;
3871                                                                 XSendEvent(display, ev.xbutton.window, False,
3872                                                                         ButtonPressMask, &ev);
3873                                                                 XSetInputFocus(display, ev.xbutton.window,
3874                                                                         RevertToParent, ev.xbutton.time);
3875                                                         }
3876                                                 }
3877                                                 break;
3878
3879                                         case ButtonRelease:
3880                                                 if (own_window) {
3881                                                         /* if an ordinary window with decorations */
3882                                                         if ((window.type == TYPE_NORMAL)
3883                                                                         && (!TEST_HINT(window.hints,
3884                                                                         HINT_UNDECORATED))) {
3885                                                                 /* allow conky to hold input focus. */
3886                                                                 break;
3887                                                         } else {
3888                                                                 /* forward the release to the desktop window */
3889                                                                 ev.xbutton.window = window.desktop;
3890                                                                 ev.xbutton.x = ev.xbutton.x_root;
3891                                                                 ev.xbutton.y = ev.xbutton.y_root;
3892                                                                 XSendEvent(display, ev.xbutton.window, False,
3893                                                                         ButtonReleaseMask, &ev);
3894                                                         }
3895                                                 }
3896                                                 break;
3897
3898 #endif
3899
3900                                         default:
3901 #ifdef HAVE_XDAMAGE
3902                                                 if (ev.type == x11_stuff.event_base + XDamageNotify) {
3903                                                         XDamageNotifyEvent *dev = (XDamageNotifyEvent *) &ev;
3904
3905                                                         XFixesSetRegion(display, x11_stuff.part, &dev->area, 1);
3906                                                         XFixesUnionRegion(display, x11_stuff.region2, x11_stuff.region2, x11_stuff.part);
3907                                                 }
3908 #endif /* HAVE_XDAMAGE */
3909                                                 break;
3910                                 }
3911                         }
3912
3913 #ifdef HAVE_XDAMAGE
3914                         XDamageSubtract(display, x11_stuff.damage, x11_stuff.region2, None);
3915                         XFixesSetRegion(display, x11_stuff.region2, 0, 0);
3916 #endif /* HAVE_XDAMAGE */
3917
3918                         /* XDBE doesn't seem to provide a way to clear the back buffer
3919                          * without interfering with the front buffer, other than passing
3920                          * XdbeBackground to XdbeSwapBuffers. That means that if we're
3921                          * using XDBE, we need to redraw the text even if it wasn't part of
3922                          * the exposed area. OTOH, if we're not going to call draw_stuff at
3923                          * all, then no swap happens and we can safely do nothing. */
3924
3925                         if (!XEmptyRegion(x11_stuff.region)) {
3926 #ifdef HAVE_XDBE
3927                                 if (use_xdbe) {
3928                                         XRectangle r;
3929
3930                                         r.x = text_start_x - window.border_inner_margin - window.border_outer_margin - window.border_width;
3931                                         r.y = text_start_y - window.border_inner_margin - window.border_outer_margin - window.border_width;
3932                                         r.width = text_width + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2;
3933                                         r.height = text_height + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2;
3934                                         XUnionRectWithRegion(&r, x11_stuff.region, x11_stuff.region);
3935                                 }
3936 #endif
3937                                 XSetRegion(display, window.gc, x11_stuff.region);
3938 #ifdef XFT
3939                                 if (use_xft) {
3940                                         XftDrawSetClip(window.xftdraw, x11_stuff.region);
3941                                 }
3942 #endif
3943                                 draw_stuff();
3944                                 XDestroyRegion(x11_stuff.region);
3945                                 x11_stuff.region = XCreateRegion();
3946                         }
3947                 } else {
3948 #endif /* X11 */
3949                         t = (next_update_time - get_time()) * 1000000;
3950                         if(t > 0) usleep((useconds_t)t);
3951                         update_text();
3952                         draw_stuff();
3953 #ifdef NCURSES
3954                         if(output_methods & TO_NCURSES) {
3955                                 refresh();
3956                                 clear();
3957                         }
3958 #endif
3959 #ifdef X11
3960                 }
3961 #endif /* X11 */
3962
3963 #ifdef SIGNAL_BLOCKING
3964                 /* unblock signals of interest and let handler fly */
3965                 if (sigprocmask(SIG_SETMASK, &oldmask, NULL) < 0) {
3966                         CRIT_ERR(NULL, NULL, "unable to sigprocmask()");
3967                 }
3968 #endif
3969
3970                 switch (g_signal_pending) {
3971                         case SIGHUP:
3972                         case SIGUSR1:
3973                                 NORM_ERR("received SIGHUP or SIGUSR1. reloading the config file.");
3974                                 reload_config();
3975                                 break;
3976                         case SIGINT:
3977                         case SIGTERM:
3978                                 NORM_ERR("received SIGINT or SIGTERM to terminate. bye!");
3979                                 terminate = 1;
3980 #ifdef X11
3981                                 if (output_methods & TO_X) {
3982                                         XDestroyRegion(x11_stuff.region);
3983                                         x11_stuff.region = NULL;
3984 #ifdef HAVE_XDAMAGE
3985                                         XDamageDestroy(display, x11_stuff.damage);
3986                                         XFixesDestroyRegion(display, x11_stuff.region2);
3987                                         XFixesDestroyRegion(display, x11_stuff.part);
3988 #endif /* HAVE_XDAMAGE */
3989                                         if (disp) {
3990                                                 free(disp);
3991                                         }
3992                                 }
3993 #endif /* X11 */
3994                                 if(overwrite_file) {
3995                                         free(overwrite_file);
3996                                         overwrite_file = 0;
3997                                 }
3998                                 if(append_file) {
3999                                         free(append_file);
4000                                         append_file = 0;
4001                                 }
4002                                 break;
4003                         default:
4004                                 /* Reaching here means someone set a signal
4005                                  * (SIGXXXX, signal_handler), but didn't write any code
4006                                  * to deal with it.
4007                                  * If you don't want to handle a signal, don't set a handler on
4008                                  * it in the first place. */
4009                                 if (g_signal_pending) {
4010                                         NORM_ERR("ignoring signal (%d)", g_signal_pending);
4011                                 }
4012                                 break;
4013                 }
4014 #ifdef HAVE_SYS_INOTIFY_H
4015                 if (inotify_fd != -1 && inotify_config_wd == -1 && current_config != 0) {
4016                         inotify_config_wd = inotify_add_watch(inotify_fd,
4017                                         current_config,
4018                                         IN_MODIFY);
4019                 }
4020                 if (inotify_fd != -1 && inotify_config_wd != -1 && current_config != 0) {
4021                         int len = 0, idx = 0;
4022                         fd_set descriptors;
4023                         struct timeval time_to_wait;
4024
4025                         FD_ZERO(&descriptors);
4026                         FD_SET(inotify_fd, &descriptors);
4027
4028                         time_to_wait.tv_sec = time_to_wait.tv_usec = 0;
4029
4030                         select(inotify_fd + 1, &descriptors, NULL, NULL, &time_to_wait);
4031                         if (FD_ISSET(inotify_fd, &descriptors)) {
4032                                 /* process inotify events */
4033                                 len = read(inotify_fd, inotify_buff, INOTIFY_BUF_LEN);
4034                                 while (len > 0 && idx < len) {
4035                                         struct inotify_event *ev = (struct inotify_event *) &inotify_buff[idx];
4036                                         if (ev->wd == inotify_config_wd && (ev->mask & IN_MODIFY || ev->mask & IN_IGNORED)) {
4037                                                 /* current_config should be reloaded */
4038                                                 NORM_ERR("'%s' modified, reloading...", current_config);
4039                                                 reload_config();
4040                                                 if (ev->mask & IN_IGNORED) {
4041                                                         /* for some reason we get IN_IGNORED here
4042                                                          * sometimes, so we need to re-add the watch */
4043                                                         inotify_config_wd = inotify_add_watch(inotify_fd,
4044                                                                         current_config,
4045                                                                         IN_MODIFY);
4046                                                 }
4047                                         }
4048 #ifdef HAVE_LUA
4049                                         else {
4050                                                 llua_inotify_query(ev->wd, ev->mask);
4051                                         }
4052 #endif /* HAVE_LUA */
4053                                         idx += INOTIFY_EVENT_SIZE + ev->len;
4054                                 }
4055                         }
4056                 }
4057 #endif /* HAVE_SYS_INOTIFY_H */
4058
4059 #ifdef HAVE_LUA
4060                 llua_update_info(&info, update_interval);
4061 #endif /* HAVE_LUA */
4062                 g_signal_pending = 0;
4063         }
4064         clean_up(NULL, NULL);
4065
4066 #ifdef HAVE_SYS_INOTIFY_H
4067         if (inotify_fd != -1) {
4068                 inotify_rm_watch(inotify_fd, inotify_config_wd);
4069                 close(inotify_fd);
4070                 inotify_fd = inotify_config_wd = 0;
4071         }
4072 #endif /* HAVE_SYS_INOTIFY_H */
4073 }
4074
4075 #ifdef X11
4076 static void load_config_file_x11(const char *);
4077 #endif /* X11 */
4078 void initialisation(int argc, char** argv);
4079
4080         /* reload the config file */
4081 static void reload_config(void)
4082 {
4083         char *current_config_copy = strdup(current_config);
4084         clean_up(NULL, NULL);
4085         current_config = current_config_copy;
4086         initialisation(argc_copy, argv_copy);
4087 }
4088
4089 void clean_up(void *memtofree1, void* memtofree2)
4090 {
4091         int i;
4092
4093 #ifdef NCURSES
4094         if(output_methods & TO_NCURSES) {
4095                 endwin();
4096         }
4097 #endif
4098         conftree_empty(currentconffile);
4099         currentconffile = NULL;
4100         if(memtofree1) {
4101                 free(memtofree1);
4102         }
4103         if(memtofree2) {
4104                 free(memtofree2);
4105         }
4106         timed_thread_destroy_registered_threads();
4107
4108         if (info.cpu_usage) {
4109                 free(info.cpu_usage);
4110                 info.cpu_usage = NULL;
4111         }
4112 #ifdef X11
4113         if (x_initialised == YES) {
4114                 XClearArea(display, window.window, text_start_x - window.border_inner_margin - window.border_outer_margin - window.border_width,
4115                         text_start_y - window.border_inner_margin - window.border_outer_margin - window.border_width,
4116                         text_width + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2,
4117                         text_height + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2, 0);
4118                 destroy_window();
4119                 free_fonts();
4120                 if(x11_stuff.region) {
4121                         XDestroyRegion(x11_stuff.region);
4122                         x11_stuff.region = NULL;
4123                 }
4124                 XCloseDisplay(display);
4125                 display = NULL;
4126                 if(info.x11.desktop.all_names) {
4127                         free(info.x11.desktop.all_names);
4128                         info.x11.desktop.all_names = NULL;
4129                 }
4130                 if (info.x11.desktop.name) {
4131                         free(info.x11.desktop.name);
4132                         info.x11.desktop.name = NULL;
4133                 }
4134                 x_initialised = NO;
4135         }else{
4136                 free(fonts);    //in set_default_configurations a font is set but not loaded
4137                 font_count = -1;
4138         }
4139
4140 #endif /* X11 */
4141
4142         free_update_callbacks();
4143
4144         free_templates();
4145
4146         free_text_objects(&global_root_object, 0);
4147         if (tmpstring1) {
4148                 free(tmpstring1);
4149                 tmpstring1 = 0;
4150         }
4151         if (tmpstring2) {
4152                 free(tmpstring2);
4153                 tmpstring2 = 0;
4154         }
4155         if (text_buffer) {
4156                 free(text_buffer);
4157                 text_buffer = 0;
4158         }
4159
4160         if (global_text) {
4161                 free(global_text);
4162                 global_text = 0;
4163         }
4164
4165         free(current_config);
4166         current_config = 0;
4167
4168 #ifdef TCP_PORT_MONITOR
4169         tcp_portmon_clear();
4170 #endif
4171 #ifdef HAVE_CURL
4172         ccurl_free_info();
4173 #endif
4174 #ifdef RSS
4175         rss_free_info();
4176 #endif
4177 #ifdef WEATHER
4178         weather_free_info();
4179 #endif
4180 #ifdef HAVE_LUA
4181         llua_shutdown_hook();
4182         llua_close();
4183 #endif /* HAVE_LUA */
4184 #ifdef IMLIB2
4185         if (output_methods & TO_X)
4186                 cimlib_deinit();
4187 #endif /* IMLIB2 */
4188 #ifdef XOAP
4189         xmlCleanupParser();
4190 #endif /* XOAP */
4191
4192         if (specials) {
4193                 for (i = 0; i < special_count; i++) {
4194                         if (specials[i].type == GRAPH) {
4195                                 free(specials[i].graph);
4196                         }
4197                 }
4198                 free(specials);
4199                 specials = NULL;
4200         }
4201
4202         clear_net_stats();
4203         clear_diskio_stats();
4204         if(global_cpu != NULL) {
4205                 free(global_cpu);
4206                 global_cpu = NULL;
4207         }
4208 }
4209
4210 static int string_to_bool(const char *s)
4211 {
4212         if (!s) {
4213                 // Assumes an option without a true/false means true
4214                 return 1;
4215         } else if (strcasecmp(s, "yes") == EQUAL) {
4216                 return 1;
4217         } else if (strcasecmp(s, "true") == EQUAL) {
4218                 return 1;
4219         } else if (strcasecmp(s, "1") == EQUAL) {
4220                 return 1;
4221         }
4222         return 0;
4223 }
4224
4225 #ifdef X11
4226 static enum alignment string_to_alignment(const char *s)
4227 {
4228         if (strcasecmp(s, "top_left") == EQUAL) {
4229                 return TOP_LEFT;
4230         } else if (strcasecmp(s, "top_right") == EQUAL) {
4231                 return TOP_RIGHT;
4232         } else if (strcasecmp(s, "top_middle") == EQUAL) {
4233                 return TOP_MIDDLE;
4234         } else if (strcasecmp(s, "bottom_left") == EQUAL) {
4235                 return BOTTOM_LEFT;
4236         } else if (strcasecmp(s, "bottom_right") == EQUAL) {
4237                 return BOTTOM_RIGHT;
4238         } else if (strcasecmp(s, "bottom_middle") == EQUAL) {
4239                 return BOTTOM_MIDDLE;
4240         } else if (strcasecmp(s, "middle_left") == EQUAL) {
4241                 return MIDDLE_LEFT;
4242         } else if (strcasecmp(s, "middle_right") == EQUAL) {
4243                 return MIDDLE_RIGHT;
4244         } else if (strcasecmp(s, "middle_middle") == EQUAL) {
4245                 return MIDDLE_MIDDLE;
4246         } else if (strcasecmp(s, "tl") == EQUAL) {
4247                 return TOP_LEFT;
4248         } else if (strcasecmp(s, "tr") == EQUAL) {
4249                 return TOP_RIGHT;
4250         } else if (strcasecmp(s, "tm") == EQUAL) {
4251                 return TOP_MIDDLE;
4252         } else if (strcasecmp(s, "bl") == EQUAL) {
4253                 return BOTTOM_LEFT;
4254         } else if (strcasecmp(s, "br") == EQUAL) {
4255                 return BOTTOM_RIGHT;
4256         } else if (strcasecmp(s, "bm") == EQUAL) {
4257                 return BOTTOM_MIDDLE;
4258         } else if (strcasecmp(s, "ml") == EQUAL) {
4259                 return MIDDLE_LEFT;
4260         } else if (strcasecmp(s, "mr") == EQUAL) {
4261                 return MIDDLE_RIGHT;
4262         } else if (strcasecmp(s, "mm") == EQUAL) {
4263                 return MIDDLE_MIDDLE;
4264         } else if (strcasecmp(s, "none") == EQUAL) {
4265                 return NONE;
4266         }
4267         return TOP_LEFT;
4268 }
4269 #endif /* X11 */
4270
4271 #ifdef X11
4272 static void set_default_configurations_for_x(void)
4273 {
4274         default_fg_color = WhitePixel(display, screen);
4275         default_bg_color = BlackPixel(display, screen);
4276         default_out_color = BlackPixel(display, screen);
4277         color0 = default_fg_color;
4278         color1 = default_fg_color;
4279         color2 = default_fg_color;
4280         color3 = default_fg_color;
4281         color4 = default_fg_color;
4282         color5 = default_fg_color;
4283         color6 = default_fg_color;
4284         color7 = default_fg_color;
4285         color8 = default_fg_color;
4286         color9 = default_fg_color;
4287         current_text_color = default_fg_color;
4288 }
4289 #endif /* X11 */
4290
4291 static void set_default_configurations(void)
4292 {
4293 #ifdef MPD
4294         char *mpd_env_host;
4295         char *mpd_env_port;
4296 #endif
4297         update_uname();
4298         fork_to_background = 0;
4299         total_run_times = 0;
4300         info.cpu_avg_samples = 2;
4301         info.net_avg_samples = 2;
4302         info.diskio_avg_samples = 2;
4303         info.memmax = 0;
4304         top_cpu = 0;
4305         cpu_separate = 0;
4306         short_units = 0;
4307         format_human_readable = 1;
4308         top_mem = 0;
4309         top_time = 0;
4310 #ifdef IOSTATS
4311         top_io = 0;
4312 #endif
4313 #ifdef __linux__
4314         top_running = 0;
4315 #endif
4316 #ifdef MPD
4317         mpd_env_host = getenv("MPD_HOST");
4318         mpd_env_port = getenv("MPD_PORT");
4319
4320         if (!mpd_env_host || !strlen(mpd_env_host)) {
4321                 mpd_set_host("localhost");
4322         } else {
4323                 /* MPD_HOST environment variable is set */
4324                 char *mpd_hostpart = strchr(mpd_env_host, '@');
4325                 if (!mpd_hostpart) {
4326                         mpd_set_host(mpd_env_host);
4327                 } else {
4328                         /* MPD_HOST contains a password */
4329                         char mpd_password[mpd_hostpart - mpd_env_host + 1];
4330                         snprintf(mpd_password, mpd_hostpart - mpd_env_host + 1, "%s", mpd_env_host);
4331
4332                         if (!strlen(mpd_hostpart + 1)) {
4333                                 mpd_set_host("localhost");
4334                         } else {
4335                                 mpd_set_host(mpd_hostpart + 1);
4336                         }
4337
4338                         mpd_set_password(mpd_password, 1);
4339                 }
4340         }
4341
4342
4343         if (!mpd_env_port || mpd_set_port(mpd_env_port)) {
4344                 /* failed to set port from environment variable */
4345                 mpd_set_port("6600");
4346         }
4347 #endif
4348 #ifdef XMMS2
4349         info.xmms2.artist = NULL;
4350         info.xmms2.album = NULL;
4351         info.xmms2.title = NULL;
4352         info.xmms2.genre = NULL;
4353         info.xmms2.comment = NULL;
4354         info.xmms2.url = NULL;
4355         info.xmms2.status = NULL;
4356         info.xmms2.playlist = NULL;
4357 #endif
4358         use_spacer = NO_SPACER;
4359 #ifdef X11
4360         output_methods = TO_X;
4361 #else
4362         output_methods = TO_STDOUT;
4363 #endif
4364 #ifdef X11
4365         show_graph_scale = 0;
4366         show_graph_range = 0;
4367         draw_shades = 1;
4368         draw_borders = 0;
4369         draw_graph_borders = 1;
4370         draw_outline = 0;
4371         set_first_font("6x10");
4372         gap_x = 5;
4373         gap_y = 60;
4374         minimum_width = 5;
4375         minimum_height = 5;
4376         maximum_width = 0;
4377 #ifdef OWN_WINDOW
4378         own_window = 0;
4379         window.type = TYPE_NORMAL;
4380         window.hints = 0;
4381         strcpy(window.class_name, PACKAGE_NAME);
4382         sprintf(window.title, PACKAGE_NAME" (%s)", info.uname_s.nodename);
4383 #endif
4384         stippled_borders = 0;
4385         window.border_inner_margin = 3;
4386         window.border_outer_margin = 1;
4387         window.border_width = 1;
4388         text_alignment = BOTTOM_LEFT;
4389         info.x11.monitor.number = 1;
4390         info.x11.monitor.current = 0;
4391         info.x11.desktop.current = 1;
4392         info.x11.desktop.number = 1;
4393         info.x11.desktop.nitems = 0;
4394         info.x11.desktop.all_names = NULL;
4395         info.x11.desktop.name = NULL;
4396 #endif /* X11 */
4397
4398         free_templates();
4399
4400         free(current_mail_spool);
4401         {
4402                 char buf[256];
4403
4404                 variable_substitute(MAIL_FILE, buf, 256);
4405                 if (buf[0] != '\0') {
4406                         current_mail_spool = strndup(buf, text_buffer_size);
4407                 }
4408         }
4409
4410         no_buffers = 1;
4411         set_update_interval(3);
4412         update_interval_bat = NOBATTERY;
4413         info.music_player_interval = 1.0;
4414         stuff_in_uppercase = 0;
4415         info.users.number = 1;
4416
4417         set_times_in_seconds(0);
4418
4419 #ifdef TCP_PORT_MONITOR
4420         /* set default connection limit */
4421         tcp_portmon_set_max_connections(0);
4422 #endif
4423 }
4424
4425 /* returns 1 if you can overwrite or create the file at 'path' */
4426 static _Bool overwrite_works(const char *path)
4427 {
4428         FILE *filepointer;
4429
4430         if (!(filepointer = fopen(path, "w")))
4431                 return 0;
4432         fclose(filepointer);
4433         return 1;
4434 }
4435
4436 /* returns 1 if you can append or create the file at 'path' */
4437 static _Bool append_works(const char *path)
4438 {
4439         FILE *filepointer;
4440
4441         if (!(filepointer = fopen(path, "a")))
4442                 return 0;
4443         fclose(filepointer);
4444         return 1;
4445 }
4446
4447 #ifdef X11
4448 #ifdef DEBUG
4449 /* WARNING, this type not in Xlib spec */
4450 int x11_error_handler(Display *d, XErrorEvent *err)
4451         __attribute__((noreturn));
4452 int x11_error_handler(Display *d, XErrorEvent *err)
4453 {
4454         NORM_ERR("X Error: type %i Display %lx XID %li serial %lu error_code %i request_code %i minor_code %i other Display: %lx\n",
4455                         err->type,
4456                         (long unsigned)err->display,
4457                         (long)err->resourceid,
4458                         err->serial,
4459                         err->error_code,
4460                         err->request_code,
4461                         err->minor_code,
4462                         (long unsigned)d
4463                         );
4464         abort();
4465 }
4466
4467 int x11_ioerror_handler(Display *d)
4468         __attribute__((noreturn));
4469 int x11_ioerror_handler(Display *d)
4470 {
4471         NORM_ERR("X Error: Display %lx\n",
4472                         (long unsigned)d
4473                         );
4474         exit(1);
4475 }
4476 #endif /* DEBUG */
4477
4478 static void X11_initialisation(void)
4479 {
4480         if (x_initialised == YES) return;
4481         output_methods |= TO_X;
4482         init_X11(disp);
4483         set_default_configurations_for_x();
4484         x_initialised = YES;
4485 #ifdef DEBUG
4486         _Xdebug = 1;
4487         /* WARNING, this type not in Xlib spec */
4488         XSetErrorHandler(&x11_error_handler);
4489         XSetIOErrorHandler(&x11_ioerror_handler);
4490 #endif /* DEBUG */
4491 }
4492
4493 static char **xargv = 0;
4494 static int xargc = 0;
4495
4496 static void X11_create_window(void)
4497 {
4498         if (output_methods & TO_X) {
4499 #ifdef OWN_WINDOW
4500                 init_window(own_window, text_width + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2,
4501                                 text_height + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2, set_transparent, background_colour,
4502                                 xargv, xargc);
4503 #else /* OWN_WINDOW */
4504                 init_window(0, text_width + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2,
4505                                 text_height + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2, set_transparent, 0,
4506                                 xargv, xargc);
4507 #endif /* OWN_WINDOW */
4508
4509                 setup_fonts();
4510                 load_fonts();
4511                 update_text_area();     /* to position text/window on screen */
4512
4513 #ifdef OWN_WINDOW
4514                 if (own_window && !fixed_pos) {
4515                         XMoveWindow(display, window.window, window.x, window.y);
4516                 }
4517                 if (own_window) {
4518                         set_transparent_background(window.window);
4519                 }
4520 #endif
4521
4522                 create_gc();
4523
4524                 draw_stuff();
4525
4526                 x11_stuff.region = XCreateRegion();
4527 #ifdef HAVE_XDAMAGE
4528                 if (!XDamageQueryExtension(display, &x11_stuff.event_base, &x11_stuff.error_base)) {
4529                         NORM_ERR("Xdamage extension unavailable");
4530                 }
4531                 x11_stuff.damage = XDamageCreate(display, window.window, XDamageReportNonEmpty);
4532                 x11_stuff.region2 = XFixesCreateRegionFromWindow(display, window.window, 0);
4533                 x11_stuff.part = XFixesCreateRegionFromWindow(display, window.window, 0);
4534 #endif /* HAVE_XDAMAGE */
4535
4536                 selected_font = 0;
4537                 update_text_area();     /* to get initial size of the window */
4538         }
4539 #ifdef HAVE_LUA
4540         /* setup lua window globals */
4541         llua_setup_window_table(text_start_x, text_start_y, text_width, text_height);
4542 #endif /* HAVE_LUA */
4543 }
4544 #endif /* X11 */
4545
4546 #define CONF_ERR NORM_ERR("%s: %d: config file error", f, line)
4547 #define CONF_ERR2(a) NORM_ERR("%s: %d: config file error: %s", f, line, a)
4548 #define CONF2(a) if (strcasecmp(name, a) == 0)
4549 #define CONF(a) else CONF2(a)
4550 #define CONF3(a, b) else if (strcasecmp(name, a) == 0 \
4551                 || strcasecmp(name, b) == 0)
4552 #define CONF_CONTINUE 1
4553 #define CONF_BREAK 2
4554 #define CONF_BUFF_SIZE 512
4555
4556 static FILE *open_config_file(const char *f)
4557 {
4558 #ifdef CONFIG_OUTPUT
4559         if (!strcmp(f, "==builtin==")) {
4560                 return conf_cookie_open();
4561         } else
4562 #endif /* CONFIG_OUTPUT */
4563                 return fopen(f, "r");
4564 }
4565
4566 static int do_config_step(int *line, FILE *fp, char *buf, char **name, char **value)
4567 {
4568         char *p, *p2;
4569         (*line)++;
4570         if (fgets(buf, CONF_BUFF_SIZE, fp) == NULL) {
4571                 return CONF_BREAK;
4572         }
4573         remove_comments(buf);
4574
4575         p = buf;
4576
4577         /* skip spaces */
4578         while (*p && isspace((int) *p)) {
4579                 p++;
4580         }
4581         if (*p == '\0') {
4582                 return CONF_CONTINUE;   /* empty line */
4583         }
4584
4585         *name = p;
4586
4587         /* skip name */
4588         p2 = p;
4589         while (*p2 && !isspace((int) *p2)) {
4590                 p2++;
4591         }
4592         if (*p2 != '\0') {
4593                 *p2 = '\0';     /* break at name's end */
4594                 p2++;
4595         }
4596
4597         /* get value */
4598         if (*p2) {
4599                 p = p2;
4600                 while (*p && isspace((int) *p)) {
4601                         p++;
4602                 }
4603
4604                 *value = p;
4605
4606                 p2 = *value + strlen(*value);
4607                 while (isspace((int) *(p2 - 1))) {
4608                         *--p2 = '\0';
4609                 }
4610         } else {
4611                 *value = 0;
4612         }
4613         return 0;
4614 }
4615
4616 char load_config_file(const char *f)
4617 {
4618         int line = 0;
4619         FILE *fp;
4620
4621         fp = open_config_file(f);
4622         if (!fp) {
4623                 return FALSE;
4624         }
4625         DBGP("reading contents from config file '%s'", f);
4626
4627         while (!feof(fp)) {
4628                 char buff[CONF_BUFF_SIZE], *name, *value;
4629                 int ret = do_config_step(&line, fp, buff, &name, &value);
4630                 if (ret == CONF_BREAK) {
4631                         break;
4632                 } else if (ret == CONF_CONTINUE) {
4633                         continue;
4634                 }
4635
4636 #ifdef X11
4637                 CONF2("out_to_x") {
4638                         /* don't listen if X is already initialised or
4639                          * if we already know we don't want it */
4640                         if(x_initialised != YES) {
4641                                 if (string_to_bool(value)) {
4642                                         output_methods &= TO_X;
4643                                 } else {
4644                                         output_methods &= ~TO_X;
4645                                         x_initialised = NEVER;
4646                                 }
4647                         }
4648                 }
4649                 CONF("display") {
4650                         if (!value || x_initialised == YES) {
4651                                 CONF_ERR;
4652                         } else {
4653                                 if (disp)
4654                                         free(disp);
4655                                 disp = strdup(value);
4656                         }
4657                 }
4658                 CONF("alignment") {
4659 #ifdef OWN_WINDOW
4660                         if (window.type == TYPE_DOCK)
4661                                 ;
4662                         else
4663 #endif /*OWN_WINDOW */
4664                         if (value) {
4665                                 int a = string_to_alignment(value);
4666
4667                                 if (a <= 0) {
4668                                         CONF_ERR;
4669                                 } else {
4670                                         text_alignment = a;
4671                                 }
4672                         } else {
4673                                 CONF_ERR;
4674                         }
4675                 }
4676                 CONF("background") {
4677                         fork_to_background = string_to_bool(value);
4678                 }
4679 #else
4680                 CONF2("background") {
4681                         fork_to_background = string_to_bool(value);
4682                 }
4683 #endif /* X11 */
4684 #ifdef X11
4685                 CONF("show_graph_scale") {
4686                         show_graph_scale = string_to_bool(value);
4687                 }
4688                 CONF("show_graph_range") {
4689                         show_graph_range = string_to_bool(value);
4690                 }
4691                 CONF("border_inner_margin") {
4692                         if (value) {
4693                                 window.border_inner_margin = strtol(value, 0, 0);
4694                                 if (window.border_inner_margin < 0) window.border_inner_margin = 0;
4695                         } else {
4696                                 CONF_ERR;
4697                         }
4698                 }
4699                 CONF("border_outer_margin") {
4700                         if (value) {
4701                                 window.border_outer_margin = strtol(value, 0, 0);
4702                                 if (window.border_outer_margin < 0) window.border_outer_margin = 0;
4703                         } else {
4704                                 CONF_ERR;
4705                         }
4706                 }
4707                 CONF("border_width") {
4708                         if (value) {
4709                                 window.border_width = strtol(value, 0, 0);
4710                                 if (window.border_width < 0) window.border_width = 0;
4711                         } else {
4712                                 CONF_ERR;
4713                         }
4714                 }
4715 #endif /* X11 */
4716 #define TEMPLATE_CONF(n) \
4717                 CONF("template"#n) { \
4718                         if (set_template(n, value)) \
4719                                 CONF_ERR; \
4720                 }
4721                 TEMPLATE_CONF(0)
4722                 TEMPLATE_CONF(1)
4723                 TEMPLATE_CONF(2)
4724                 TEMPLATE_CONF(3)
4725                 TEMPLATE_CONF(4)
4726                 TEMPLATE_CONF(5)
4727                 TEMPLATE_CONF(6)
4728                 TEMPLATE_CONF(7)
4729                 TEMPLATE_CONF(8)
4730                 TEMPLATE_CONF(9)
4731                 CONF("imap") {
4732                         if (value) {
4733                                 parse_global_imap_mail_args(value);
4734                         } else {
4735                                 CONF_ERR;
4736                         }
4737                 }
4738                 CONF("pop3") {
4739                         if (value) {
4740                                 parse_global_pop3_mail_args(value);
4741                         } else {
4742                                 CONF_ERR;
4743                         }
4744                 }
4745                 CONF("default_bar_size") {
4746                         char err = 0;
4747                         if (value) {
4748                                 if (sscanf(value, "%d %d", &default_bar_width, &default_bar_height) != 2) {
4749                                         err = 1;
4750                                 }
4751                         } else {
4752                                 err = 1;
4753                         }
4754                         if (err) {
4755                                 CONF_ERR2("default_bar_size takes 2 integer arguments (ie. 'default_bar_size 0 6')")
4756                         }
4757                 }
4758 #ifdef X11
4759                 CONF("default_graph_size") {
4760                         char err = 0;
4761                         if (value) {
4762                                 if (sscanf(value, "%d %d", &default_graph_width, &default_graph_height) != 2) {
4763                                         err = 1;
4764                                 }
4765                         } else {
4766                                 err = 1;
4767                         }
4768                         if (err) {
4769                                 CONF_ERR2("default_graph_size takes 2 integer arguments (ie. 'default_graph_size 0 6')")
4770                         }
4771                 }
4772                 CONF("default_gauge_size") {
4773                         char err = 0;
4774                         if (value) {
4775                                 if (sscanf(value, "%d %d", &default_gauge_width, &default_gauge_height) != 2) {
4776                                         err = 1;
4777                                 }
4778                         } else {
4779                                 err = 1;
4780                         }
4781                         if (err) {
4782                                 CONF_ERR2("default_gauge_size takes 2 integer arguments (ie. 'default_gauge_size 0 6')")
4783                         }
4784                 }
4785 #endif
4786 #ifdef MPD
4787                 CONF("mpd_host") {
4788                         if (value) {
4789                                 mpd_set_host(value);
4790                         } else {
4791                                 CONF_ERR;
4792                         }
4793                 }
4794                 CONF("mpd_port") {
4795                         if (value && mpd_set_port(value)) {
4796                                 CONF_ERR;
4797                         }
4798                 }
4799                 CONF("mpd_password") {
4800                         if (value) {
4801                                 mpd_set_password(value, 0);
4802                         } else {
4803                                 CONF_ERR;
4804                         }
4805                 }
4806 #endif
4807                 CONF("music_player_interval") {
4808                         if (value) {
4809                                 info.music_player_interval = strtod(value, 0);
4810                         } else {
4811                                 CONF_ERR;
4812                         }
4813                 }
4814 #ifdef __OpenBSD__
4815                 CONF("sensor_device") {
4816                         if (value) {
4817                                 sensor_device = strtol(value, 0, 0);
4818                         } else {
4819                                 CONF_ERR;
4820                         }
4821                 }
4822 #endif
4823                 CONF("cpu_avg_samples") {
4824                         if (value) {
4825                                 cpu_avg_samples = strtol(value, 0, 0);
4826                                 if (cpu_avg_samples < 1 || cpu_avg_samples > 14) {
4827                                         CONF_ERR;
4828                                 } else {
4829                                         info.cpu_avg_samples = cpu_avg_samples;
4830                                 }
4831                         } else {
4832                                 CONF_ERR;
4833                         }
4834                 }
4835                 CONF("net_avg_samples") {
4836                         if (value) {
4837                                 net_avg_samples = strtol(value, 0, 0);
4838                                 if (net_avg_samples < 1 || net_avg_samples > 14) {
4839                                         CONF_ERR;
4840                                 } else {
4841                                         info.net_avg_samples = net_avg_samples;
4842                                 }
4843                         } else {
4844                                 CONF_ERR;
4845                         }
4846                 }
4847                 CONF("diskio_avg_samples") {
4848                         if (value) {
4849                                 diskio_avg_samples = strtol(value, 0, 0);
4850                                 if (diskio_avg_samples < 1 || diskio_avg_samples > 14) {
4851                                         CONF_ERR;
4852                                 } else {
4853                                         info.diskio_avg_samples = diskio_avg_samples;
4854                                 }
4855                         } else {
4856                                 CONF_ERR;
4857                         }
4858                 }
4859
4860 #ifdef HAVE_XDBE
4861                 CONF("double_buffer") {
4862                         use_xdbe = string_to_bool(value);
4863                 }
4864 #endif
4865 #ifdef X11
4866                 CONF("override_utf8_locale") {
4867                         utf8_mode = string_to_bool(value);
4868                 }
4869                 CONF("draw_borders") {
4870                         draw_borders = string_to_bool(value);
4871                 }
4872                 CONF("draw_graph_borders") {
4873                         draw_graph_borders = string_to_bool(value);
4874                 }
4875                 CONF("draw_shades") {
4876                         draw_shades = string_to_bool(value);
4877                 }
4878                 CONF("draw_outline") {
4879                         draw_outline = string_to_bool(value);
4880                 }
4881 #endif /* X11 */
4882                 CONF("times_in_seconds") {
4883                         set_times_in_seconds(string_to_bool(value));
4884                 }
4885                 CONF("out_to_console") {
4886                         if(string_to_bool(value)) {
4887                                 output_methods |= TO_STDOUT;
4888                         } else {
4889                                 output_methods &= ~TO_STDOUT;
4890                         }
4891                 }
4892                 CONF("extra_newline") {
4893                         extra_newline = string_to_bool(value);
4894                 }
4895                 CONF("out_to_stderr") {
4896                         if(string_to_bool(value))
4897                                 output_methods |= TO_STDERR;
4898                 }
4899 #ifdef NCURSES
4900                 CONF("out_to_ncurses") {
4901                         if(string_to_bool(value)) {
4902                                 initscr();
4903                                 start_color();
4904                                 output_methods |= TO_NCURSES;
4905                         }
4906                 }
4907 #endif
4908                 CONF("overwrite_file") {
4909                         if(overwrite_file) {
4910                                 free(overwrite_file);
4911                                 overwrite_file = 0;
4912                         }
4913                         if(overwrite_works(value)) {
4914                                 overwrite_file = strdup(value);
4915                                 output_methods |= OVERWRITE_FILE;
4916                         } else
4917                                 NORM_ERR("overwrite_file won't be able to create/overwrite '%s'", value);
4918                 }
4919                 CONF("append_file") {
4920                         if(append_file) {
4921                                 free(append_file);
4922                                 append_file = 0;
4923                         }
4924                         if(append_works(value)) {
4925                                 append_file = strdup(value);
4926                                 output_methods |= APPEND_FILE;
4927                         } else
4928                                 NORM_ERR("append_file won't be able to create/append '%s'", value);
4929                 }
4930                 CONF("use_spacer") {
4931                         if (value) {
4932                                 if (strcasecmp(value, "left") == EQUAL) {
4933                                         use_spacer = LEFT_SPACER;
4934                                 } else if (strcasecmp(value, "right") == EQUAL) {
4935                                         use_spacer = RIGHT_SPACER;
4936                                 } else if (strcasecmp(value, "none") == EQUAL) {
4937                                         use_spacer = NO_SPACER;
4938                                 } else {
4939                                         use_spacer = string_to_bool(value);
4940                                         NORM_ERR("use_spacer should have an argument of left, right, or"
4941                                                 " none.  '%s' seems to be some form of '%s', so"
4942                                                 " defaulting to %s.", value,
4943                                                 use_spacer ? "true" : "false",
4944                                                 use_spacer ? "right" : "none");
4945                                         if (use_spacer) {
4946                                                 use_spacer = RIGHT_SPACER;
4947                                         } else {
4948                                                 use_spacer = NO_SPACER;
4949                                         }
4950                                 }
4951                         } else {
4952                                 NORM_ERR("use_spacer should have an argument. Defaulting to right.");
4953                                 use_spacer = RIGHT_SPACER;
4954                         }
4955                 }
4956 #ifdef X11
4957 #ifdef XFT
4958                 CONF("use_xft") {
4959                         use_xft = string_to_bool(value);
4960                 }
4961                 CONF("font") {
4962                         if (value) {
4963                                 set_first_font(value);
4964                         }
4965                 }
4966                 CONF("xftalpha") {
4967                         if (value && font_count >= 0) {
4968                                 fonts[0].font_alpha = atof(value) * 65535.0;
4969                         }
4970                 }
4971                 CONF("xftfont") {
4972                         if (use_xft) {
4973 #else
4974                 CONF("use_xft") {
4975                         if (string_to_bool(value)) {
4976                                 NORM_ERR("Xft not enabled at compile time");
4977                         }
4978                 }
4979                 CONF("xftfont") {
4980                         /* xftfont silently ignored when no Xft */
4981                 }
4982                 CONF("xftalpha") {
4983                         /* xftalpha is silently ignored when no Xft */
4984                 }
4985                 CONF("font") {
4986 #endif
4987                         if (value) {
4988                                 set_first_font(value);
4989                         }
4990 #ifdef XFT
4991                         }
4992 #endif
4993                 }
4994                 CONF("gap_x") {
4995                         if (value) {
4996                                 gap_x = atoi(value);
4997                         } else {
4998                                 CONF_ERR;
4999                         }
5000                 }
5001                 CONF("gap_y") {
5002                         if (value) {
5003                                 gap_y = atoi(value);
5004                         } else {
5005                                 CONF_ERR;
5006                         }
5007                 }
5008 #endif /* X11 */
5009                 CONF("mail_spool") {
5010                         if (value) {
5011                                 char buffer[256];
5012
5013                                 variable_substitute(value, buffer, 256);
5014
5015                                 if (buffer[0] != '\0') {
5016                                         if (current_mail_spool) {
5017                                                 free(current_mail_spool);
5018                                         }
5019                                         current_mail_spool = strndup(buffer, text_buffer_size);
5020                                 }
5021                         } else {
5022                                 CONF_ERR;
5023                         }
5024                 }
5025 #ifdef X11
5026                 CONF("minimum_size") {
5027                         if (value) {
5028                                 if (sscanf(value, "%d %d", &minimum_width, &minimum_height)
5029                                                 != 2) {
5030                                         if (sscanf(value, "%d", &minimum_width) != 1) {
5031                                                 CONF_ERR;
5032                                         }
5033                                 }
5034                         } else {
5035                                 CONF_ERR;
5036                         }
5037                 }
5038                 CONF("maximum_width") {
5039                         if (value) {
5040                                 if (sscanf(value, "%d", &maximum_width) != 1) {
5041                                         CONF_ERR;
5042                                 }
5043                         } else {
5044                                 CONF_ERR;
5045                         }
5046                 }
5047 #endif /* X11 */
5048                 CONF("no_buffers") {
5049                         no_buffers = string_to_bool(value);
5050                 }
5051                 CONF("top_name_width") {
5052                         if (set_top_name_width(value))
5053                                 CONF_ERR;
5054                 }
5055                 CONF("top_cpu_separate") {
5056                         cpu_separate = string_to_bool(value);
5057                 }
5058                 CONF("short_units") {
5059                         short_units = string_to_bool(value);
5060                 }
5061                 CONF("format_human_readable") {
5062                         format_human_readable = string_to_bool(value);
5063                 }
5064 #ifdef HDDTEMP
5065                 CONF("hddtemp_host") {
5066                         set_hddtemp_host(value);
5067                 }
5068                 CONF("hddtemp_port") {
5069                         set_hddtemp_port(value);
5070                 }
5071 #endif /* HDDTEMP */
5072                 CONF("pad_percents") {
5073                         pad_percents = atoi(value);
5074                 }
5075 #ifdef X11
5076 #ifdef OWN_WINDOW
5077                 CONF("own_window") {
5078                         if (value) {
5079                                 own_window = string_to_bool(value);
5080                         }
5081                 }
5082                 CONF("own_window_class") {
5083                         if (value) {
5084                                 memset(window.class_name, 0, sizeof(window.class_name));
5085                                 strncpy(window.class_name, value,
5086                                                 sizeof(window.class_name) - 1);
5087                         }
5088                 }
5089                 CONF("own_window_title") {
5090                         if (value) {
5091                                 memset(window.title, 0, sizeof(window.title));
5092                                 strncpy(window.title, value, sizeof(window.title) - 1);
5093                         }
5094                 }
5095                 CONF("own_window_transparent") {
5096                         if (value) {
5097                                 set_transparent = string_to_bool(value);
5098                         }
5099                 }
5100                 CONF("own_window_hints") {
5101                         if (value) {
5102                                 char *p_hint, *p_save;
5103                                 char delim[] = ", ";
5104
5105                                 /* tokenize the value into individual hints */
5106                                 if ((p_hint = strtok_r(value, delim, &p_save)) != NULL) {
5107                                         do {
5108                                                 /* fprintf(stderr, "hint [%s] parsed\n", p_hint); */
5109                                                 if (strncmp(p_hint, "undecorate", 10) == EQUAL) {
5110                                                         SET_HINT(window.hints, HINT_UNDECORATED);
5111                                                 } else if (strncmp(p_hint, "below", 5) == EQUAL) {
5112                                                         SET_HINT(window.hints, HINT_BELOW);
5113                                                 } else if (strncmp(p_hint, "above", 5) == EQUAL) {
5114                                                         SET_HINT(window.hints, HINT_ABOVE);
5115                                                 } else if (strncmp(p_hint, "sticky", 6) == EQUAL) {
5116                                                         SET_HINT(window.hints, HINT_STICKY);
5117                                                 } else if (strncmp(p_hint, "skip_taskbar", 12) == EQUAL) {
5118                                                         SET_HINT(window.hints, HINT_SKIP_TASKBAR);
5119                                                 } else if (strncmp(p_hint, "skip_pager", 10) == EQUAL) {
5120                                                         SET_HINT(window.hints, HINT_SKIP_PAGER);
5121                                                 } else {
5122                                                         CONF_ERR;
5123                                                 }
5124
5125                                                 p_hint = strtok_r(NULL, delim, &p_save);
5126                                         } while (p_hint != NULL);
5127                                 }
5128                         } else {
5129                                 CONF_ERR;
5130                         }
5131                 }
5132                 CONF("own_window_type") {
5133                         if (value) {
5134                                 if (strncmp(value, "normal", 6) == EQUAL) {
5135                                         window.type = TYPE_NORMAL;
5136                                 } else if (strncmp(value, "desktop", 7) == EQUAL) {
5137                                         window.type = TYPE_DESKTOP;
5138                                 } else if (strncmp(value, "dock", 4) == EQUAL) {
5139                                         window.type = TYPE_DOCK;
5140                                         text_alignment = TOP_LEFT;
5141                                 } else if (strncmp(value, "panel", 5) == EQUAL) {
5142                                         window.type = TYPE_PANEL;
5143                                 } else if (strncmp(value, "override", 8) == EQUAL) {
5144                                         window.type = TYPE_OVERRIDE;
5145                                 } else {
5146                                         CONF_ERR;
5147                                 }
5148                         } else {
5149                                 CONF_ERR;
5150                         }
5151                 }
5152 #endif
5153                 CONF("stippled_borders") {
5154                         if (value) {
5155                                 stippled_borders = strtol(value, 0, 0);
5156                         } else {
5157                                 stippled_borders = 4;
5158                         }
5159                 }
5160 #ifdef IMLIB2
5161                 CONF("imlib_cache_size") {
5162                         if (value) {
5163                                 cimlib_set_cache_size(atoi(value));
5164                         }
5165                 }
5166                 CONF("imlib_cache_flush_interval") {
5167                         if (value) {
5168                                 cimlib_set_cache_flush_interval(atoi(value));
5169                         }
5170                 }
5171 #endif /* IMLIB2 */
5172 #endif /* X11 */
5173                 CONF("update_interval_on_battery") {
5174                         if (value) {
5175                                 update_interval_bat = strtod(value, 0);
5176                         } else {
5177                                 CONF_ERR;
5178                         }
5179                 }
5180                 CONF("update_interval") {
5181                         if (value) {
5182                                 set_update_interval(strtod(value, 0));
5183                         } else {
5184                                 CONF_ERR;
5185                         }
5186                         if (info.music_player_interval == 0) {
5187                                 // default to update_interval
5188                                 info.music_player_interval = update_interval;
5189                         }
5190                 }
5191                 CONF("total_run_times") {
5192                         if (value) {
5193                                 total_run_times = strtod(value, 0);
5194                         } else {
5195                                 CONF_ERR;
5196                         }
5197                 }
5198                 CONF("uppercase") {
5199                         stuff_in_uppercase = string_to_bool(value);
5200                 }
5201                 CONF("max_specials") {
5202                         if (value) {
5203                                 max_specials = atoi(value);
5204                         } else {
5205                                 CONF_ERR;
5206                         }
5207                 }
5208                 CONF("max_user_text") {
5209                         if (value) {
5210                                 max_user_text = atoi(value);
5211                         } else {
5212                                 CONF_ERR;
5213                         }
5214                 }
5215                 CONF("text_buffer_size") {
5216                         if (value) {
5217                                 text_buffer_size = atoi(value);
5218                                 if (text_buffer_size < DEFAULT_TEXT_BUFFER_SIZE) {
5219                                         NORM_ERR("text_buffer_size must be >=%i bytes", DEFAULT_TEXT_BUFFER_SIZE);
5220                                         text_buffer_size = DEFAULT_TEXT_BUFFER_SIZE;
5221                                 }
5222                         } else {
5223                                 CONF_ERR;
5224                         }
5225                 }
5226                 CONF("text") {
5227 #ifdef X11
5228                         if (output_methods & TO_X) {
5229                                 X11_initialisation();
5230                         }
5231 #endif
5232
5233                         if (global_text) {
5234                                 free(global_text);
5235                                 global_text = 0;
5236                         }
5237
5238                         global_text = (char *) malloc(1);
5239                         global_text[0] = '\0';
5240
5241                         while (!feof(fp)) {
5242                                 unsigned int l = strlen(global_text);
5243                                 unsigned int bl;
5244                                 char buf[CONF_BUFF_SIZE];
5245
5246                                 if (fgets(buf, CONF_BUFF_SIZE, fp) == NULL) {
5247                                         break;
5248                                 }
5249
5250                                 /* Remove \\-\n. */
5251                                 bl = strlen(buf);
5252                                 if (bl >= 2 && buf[bl-2] == '\\' && buf[bl-1] == '\n') {
5253                                         buf[bl-2] = '\0';
5254                                         bl -= 2;
5255                                         if (bl == 0) {
5256                                                 continue;
5257                                         }
5258                                 }
5259
5260                                 /* Check for continuation of \\-\n. */
5261                                 if (l > 0 && buf[0] == '\n' && global_text[l-1] == '\\') {
5262                                         global_text[l-1] = '\0';
5263                                         continue;
5264                                 }
5265
5266                                 global_text = (char *) realloc(global_text, l + bl + 1);
5267                                 strcat(global_text, buf);
5268
5269                                 if (strlen(global_text) > max_user_text) {
5270                                         break;
5271                                 }
5272                         }
5273                         global_text_lines = line + 1;
5274                         break;
5275                 }
5276 #ifdef TCP_PORT_MONITOR
5277                 CONF("max_port_monitor_connections") {
5278                         int max;
5279                         if (!value || (sscanf(value, "%d", &max) != 1)) {
5280                                 /* an error. use default, warn and continue. */
5281                                 tcp_portmon_set_max_connections(0);
5282                                 CONF_ERR;
5283                         } else if (tcp_portmon_set_max_connections(max)) {
5284                                 /* max is < 0, default has been set*/
5285                                 CONF_ERR;
5286                         }
5287                 }
5288 #endif
5289                 CONF("if_up_strictness") {
5290                         if (!value) {
5291                                 NORM_ERR("incorrect if_up_strictness value, defaulting to 'up'");
5292                                 ifup_strictness = IFUP_UP;
5293                         } else if (strcasecmp(value, "up") == EQUAL) {
5294                                 ifup_strictness = IFUP_UP;
5295                         } else if (strcasecmp(value, "link") == EQUAL) {
5296                                 ifup_strictness = IFUP_LINK;
5297                         } else if (strcasecmp(value, "address") == EQUAL) {
5298                                 ifup_strictness = IFUP_ADDR;
5299                         } else {
5300                                 NORM_ERR("incorrect if_up_strictness value, defaulting to 'up'");
5301                                 ifup_strictness = IFUP_UP;
5302                         }
5303                 }
5304
5305                 CONF("temperature_unit") {
5306                         if (!value) {
5307                                 NORM_ERR("config option 'temperature_unit' needs an argument, either 'celsius' or 'fahrenheit'");
5308                         } else if (set_temp_output_unit(value)) {
5309                                 NORM_ERR("temperature_unit: incorrect argument");
5310                         }
5311                 }
5312
5313 #ifdef HAVE_LUA
5314                 CONF("lua_load") {
5315                         if (value) {
5316                                 char *ptr = strtok(value, " ");
5317                                 while (ptr) {
5318                                         llua_load(ptr);
5319                                         ptr = strtok(NULL, " ");
5320                                 }
5321                         } else {
5322                                 CONF_ERR;
5323                         }
5324                 }
5325 #ifdef X11
5326                 CONF("lua_draw_hook_pre") {
5327                         if (value) {
5328                                 llua_set_draw_pre_hook(value);
5329                         } else {
5330                                 CONF_ERR;
5331                         }
5332                 }
5333                 CONF("lua_draw_hook_post") {
5334                         if (value) {
5335                                 llua_set_draw_post_hook(value);
5336                         } else {
5337                                 CONF_ERR;
5338                         }
5339                 }
5340                 CONF("lua_startup_hook") {
5341                         if (value) {
5342                                 llua_set_startup_hook(value);
5343                         } else {
5344                                 CONF_ERR;
5345                         }
5346                 }
5347                 CONF("lua_shutdown_hook") {
5348                         if (value) {
5349                                 llua_set_shutdown_hook(value);
5350                         } else {
5351                                 CONF_ERR;
5352                         }
5353                 }
5354 #endif /* X11 */
5355 #endif /* HAVE_LUA */
5356
5357                 CONF("color0"){}
5358                 CONF("color1"){}
5359                 CONF("color2"){}
5360                 CONF("color3"){}
5361                 CONF("color4"){}
5362                 CONF("color5"){}
5363                 CONF("color6"){}
5364                 CONF("color7"){}
5365                 CONF("color8"){}
5366                 CONF("color9"){}
5367                 CONF("default_color"){}
5368                 CONF3("default_shade_color", "default_shadecolor"){}
5369                 CONF3("default_outline_color", "default_outlinecolor") {}
5370                 CONF("own_window_colour") {}
5371
5372                 else {
5373                         NORM_ERR("%s: %d: no such configuration: '%s'", f, line, name);
5374                 }
5375         }
5376
5377         fclose(fp);
5378
5379         if (info.music_player_interval == 0) {
5380                 // default to update_interval
5381                 info.music_player_interval = update_interval;
5382         }
5383         if (!global_text) { // didn't supply any text
5384                 CRIT_ERR(NULL, NULL, "missing text block in configuration; exiting");
5385         }
5386         if (!output_methods) {
5387                 CRIT_ERR(0, 0, "no output_methods have been selected; exiting");
5388         }
5389 #if defined(NCURSES)
5390 #if defined(X11)
5391         if ((output_methods & TO_X) && (output_methods & TO_NCURSES)) {
5392                 NORM_ERR("out_to_x and out_to_ncurses are incompatible, turning out_to_ncurses off");
5393                 output_methods &= ~TO_NCURSES;
5394                 endwin();
5395         }
5396 #endif /* X11 */
5397         if ((output_methods & (TO_STDOUT | TO_STDERR)) && (output_methods & TO_NCURSES)) {
5398                 NORM_ERR("out_to_ncurses conflicts with out_to_console and out_to_stderr, disabling the later ones");
5399                 output_methods &= ~(TO_STDOUT | TO_STDERR);
5400         }
5401 #endif /* NCURSES */
5402         return TRUE;
5403 }
5404
5405 #ifdef X11
5406 static void load_config_file_x11(const char *f)
5407 {
5408         int line = 0;
5409         FILE *fp;
5410
5411         fp = open_config_file(f);
5412         if (!fp) {
5413                 return;
5414         }
5415         DBGP("reading contents from config file '%s'", f);
5416
5417         while (!feof(fp)) {
5418                 char buff[CONF_BUFF_SIZE], *name, *value;
5419                 int ret = do_config_step(&line, fp, buff, &name, &value);
5420                 if (ret == CONF_BREAK) {
5421                         break;
5422                 } else if (ret == CONF_CONTINUE) {
5423                         continue;
5424                 }
5425
5426                 CONF2("color0") {
5427                         X11_initialisation();
5428                         if (x_initialised == YES) {
5429                                 if (value) {
5430                                         color0 = get_x11_color(value);
5431                                 } else {
5432                                         CONF_ERR;
5433                                 }
5434                         }
5435                 }
5436                 CONF("color1") {
5437                         X11_initialisation();
5438                         if (x_initialised == YES) {
5439                                 if (value) {
5440                                         color1 = get_x11_color(value);
5441                                 } else {
5442                                         CONF_ERR;
5443                                 }
5444                         }
5445                 }
5446                 CONF("color2") {
5447                         X11_initialisation();
5448                         if (x_initialised == YES) {
5449                                 if (value) {
5450                                         color2 = get_x11_color(value);
5451                                 } else {
5452                                         CONF_ERR;
5453                                 }
5454                         }
5455                 }
5456                 CONF("color3") {
5457                         X11_initialisation();
5458                         if (x_initialised == YES) {
5459                                 if (value) {
5460                                         color3 = get_x11_color(value);
5461                                 } else {
5462                                         CONF_ERR;
5463                                 }
5464                         }
5465                 }
5466                 CONF("color4") {
5467                         X11_initialisation();
5468                         if (x_initialised == YES) {
5469                                 if (value) {
5470                                         color4 = get_x11_color(value);
5471                                 } else {
5472                                         CONF_ERR;
5473                                 }
5474                         }
5475                 }
5476                 CONF("color5") {
5477                         X11_initialisation();
5478                         if (x_initialised == YES) {
5479                                 if (value) {
5480                                         color5 = get_x11_color(value);
5481                                 } else {
5482                                         CONF_ERR;
5483                                 }
5484                         }
5485                 }
5486                 CONF("color6") {
5487                         X11_initialisation();
5488                         if (x_initialised == YES) {
5489                                 if (value) {
5490                                         color6 = get_x11_color(value);
5491                                 } else {
5492                                         CONF_ERR;
5493                                 }
5494                         }
5495                 }
5496                 CONF("color7") {
5497                         X11_initialisation();
5498                         if (x_initialised == YES) {
5499                                 if (value) {
5500                                         color7 = get_x11_color(value);
5501                                 } else {
5502                                         CONF_ERR;
5503                                 }
5504                         }
5505                 }
5506                 CONF("color8") {
5507                         X11_initialisation();
5508                         if (x_initialised == YES) {
5509                                 if (value) {
5510                                         color8 = get_x11_color(value);
5511                                 } else {
5512                                         CONF_ERR;
5513                                 }
5514                         }
5515                 }
5516                 CONF("color9") {
5517                         X11_initialisation();
5518                         if (x_initialised == YES) {
5519                                 if (value) {
5520                                         color9 = get_x11_color(value);
5521                                 } else {
5522                                         CONF_ERR;
5523                                 }
5524                         }
5525                 }
5526                 CONF("default_color") {
5527                         X11_initialisation();
5528                         if (x_initialised == YES) {
5529                                 if (value) {
5530                                         default_fg_color = get_x11_color(value);
5531                                 } else {
5532                                         CONF_ERR;
5533                                 }
5534                         }
5535                 }
5536                 CONF3("default_shade_color", "default_shadecolor") {
5537                         X11_initialisation();
5538                         if (x_initialised == YES) {
5539                                 if (value) {
5540                                         default_bg_color = get_x11_color(value);
5541                                 } else {
5542                                         CONF_ERR;
5543                                 }
5544                         }
5545                 }
5546                 CONF3("default_outline_color", "default_outlinecolor") {
5547                         X11_initialisation();
5548                         if (x_initialised == YES) {
5549                                 if (value) {
5550                                         default_out_color = get_x11_color(value);
5551                                 } else {
5552                                         CONF_ERR;
5553                                 }
5554                         }
5555                 }
5556 #ifdef OWN_WINDOW
5557                 CONF("own_window_colour") {
5558                         X11_initialisation();
5559                         if (x_initialised == YES) {
5560                                 if (value) {
5561                                         background_colour = get_x11_color(value);
5562                                 } else {
5563                                         NORM_ERR("Invalid colour for own_window_colour (try omitting the "
5564                                                 "'#' for hex colours");
5565                                 }
5566                         }
5567                 }
5568 #endif
5569                 CONF("text") {
5570                         /* initialize X11 if nothing X11-related is mentioned before TEXT (and if X11 is the default outputmethod) */
5571                         if(output_methods & TO_X) {
5572                                 X11_initialisation();
5573                         }
5574                 }
5575 #undef CONF
5576 #undef CONF2
5577 #undef CONF3
5578 #undef CONF_ERR
5579 #undef CONF_ERR2
5580 #undef CONF_BREAK
5581 #undef CONF_CONTINUE
5582 #undef CONF_BUFF_SIZE
5583         }
5584
5585         fclose(fp);
5586
5587 }
5588 #endif /* X11 */
5589
5590 static void print_help(const char *prog_name) {
5591         printf("Usage: %s [OPTION]...\n"
5592                         PACKAGE_NAME" is a system monitor that renders text on desktop or to own transparent\n"
5593                         "window. Command line options will override configurations defined in config\n"
5594                         "file.\n"
5595                         "   -v, --version             version\n"
5596                         "   -q, --quiet               quiet mode\n"
5597                         "   -D, --debug               increase debugging output, ie. -DD for more debugging\n"
5598                         "   -c, --config=FILE         config file to load\n"
5599 #ifdef CONFIG_OUTPUT
5600                         "   -C, --print-config        print the builtin default config to stdout\n"
5601                         "                             e.g. 'conky -C > ~/.conkyrc' will create a new default config\n"
5602 #endif
5603                         "   -d, --daemonize           daemonize, fork to background\n"
5604                         "   -h, --help                help\n"
5605 #ifdef X11
5606                         "   -a, --alignment=ALIGNMENT text alignment on screen, {top,bottom,middle}_{left,right,middle}\n"
5607                         "   -f, --font=FONT           font to use\n"
5608                         "   -X, --display=DISPLAY     X11 display to use\n"
5609 #ifdef OWN_WINDOW
5610                         "   -o, --own-window          create own window to draw\n"
5611 #endif
5612 #ifdef HAVE_XDBE
5613                         "   -b, --double-buffer       double buffer (prevents flickering)\n"
5614 #endif
5615                         "   -w, --window-id=WIN_ID    window id to draw\n"
5616                         "   -x X                      x position\n"
5617                         "   -y Y                      y position\n"
5618 #endif /* X11 */
5619                         "   -t, --text=TEXT           text to render, remember single quotes, like -t '$uptime'\n"
5620                         "   -u, --interval=SECS       update interval\n"
5621                         "   -i COUNT                  number of times to update "PACKAGE_NAME" (and quit)\n"
5622                         "   -p, --pause=SECS          pause for SECS seconds at startup before doing anything\n",
5623                         prog_name
5624         );
5625 }
5626
5627 /* : means that character before that takes an argument */
5628 static const char *getopt_string = "vVqdDt:u:i:hc:p:"
5629 #ifdef X11
5630         "x:y:w:a:f:X:"
5631 #ifdef OWN_WINDOW
5632         "o"
5633 #endif
5634 #ifdef HAVE_XDBE
5635         "b"
5636 #endif
5637 #endif /* X11 */
5638 #ifdef CONFIG_OUTPUT
5639         "C"
5640 #endif
5641         ;
5642
5643 static const struct option longopts[] = {
5644         { "help", 0, NULL, 'h' },
5645         { "version", 0, NULL, 'V' },
5646         { "debug", 0, NULL, 'D' },
5647         { "config", 1, NULL, 'c' },
5648 #ifdef CONFIG_OUTPUT
5649         { "print-config", 0, NULL, 'C' },
5650 #endif
5651         { "daemonize", 0, NULL, 'd' },
5652 #ifdef X11
5653         { "alignment", 1, NULL, 'a' },
5654         { "font", 1, NULL, 'f' },
5655         { "display", 1, NULL, 'X' },
5656 #ifdef OWN_WINDOW
5657         { "own-window", 0, NULL, 'o' },
5658 #endif
5659 #ifdef HAVE_XDBE
5660         { "double-buffer", 0, NULL, 'b' },
5661 #endif
5662         { "window-id", 1, NULL, 'w' },
5663 #endif /* X11 */
5664         { "text", 1, NULL, 't' },
5665         { "interval", 0, NULL, 'u' },
5666         { "pause", 0, NULL, 'p' },
5667         { 0, 0, 0, 0 }
5668 };
5669
5670 void initialisation(int argc, char **argv) {
5671         struct sigaction act, oact;
5672
5673         set_default_configurations();
5674         load_config_file(current_config);
5675         currentconffile = conftree_add(currentconffile, current_config);
5676
5677         /* init specials array */
5678         if ((specials = calloc(sizeof(struct special_t), max_specials)) == 0) {
5679                 NORM_ERR("failed to create specials array");
5680         }
5681
5682 #ifdef MAIL_FILE
5683         if (current_mail_spool == NULL) {
5684                 char buf[256];
5685
5686                 variable_substitute(MAIL_FILE, buf, 256);
5687
5688                 if (buf[0] != '\0') {
5689                         current_mail_spool = strndup(buf, text_buffer_size);
5690                 }
5691         }
5692 #endif
5693
5694         /* handle other command line arguments */
5695
5696 #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__OpenBSD__) \
5697                 || defined(__NetBSD__)
5698         optind = optreset = 1;
5699 #else
5700         optind = 0;
5701 #endif
5702
5703 #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
5704         if ((kd = kvm_open("/dev/null", "/dev/null", "/dev/null", O_RDONLY,
5705                         "kvm_open")) == NULL) {
5706                 CRIT_ERR(NULL, NULL, "cannot read kvm");
5707         }
5708 #endif
5709
5710         while (1) {
5711                 int c = getopt_long(argc, argv, getopt_string, longopts, NULL);
5712                 int startup_pause;
5713
5714                 if (c == -1) {
5715                         break;
5716                 }
5717
5718                 switch (c) {
5719                         case 'd':
5720                                 fork_to_background = 1;
5721                                 break;
5722                         case 'D':
5723                                 global_debug_level++;
5724                                 break;
5725 #ifdef X11
5726                         case 'f':
5727                                 set_first_font(optarg);
5728                                 break;
5729                         case 'a':
5730                                 text_alignment = string_to_alignment(optarg);
5731                                 break;
5732
5733 #ifdef OWN_WINDOW
5734                         case 'o':
5735                                 own_window = 1;
5736                                 break;
5737 #endif
5738 #ifdef HAVE_XDBE
5739                         case 'b':
5740                                 use_xdbe = 1;
5741                                 break;
5742 #endif
5743 #endif /* X11 */
5744                         case 't':
5745                                 if (global_text) {
5746                                         free(global_text);
5747                                         global_text = 0;
5748                                 }
5749                                 global_text = strndup(optarg, max_user_text);
5750                                 convert_escapes(global_text);
5751                                 break;
5752
5753                         case 'u':
5754                                 update_interval = strtod(optarg, 0);
5755                                 update_interval_old = update_interval;
5756                                 if (info.music_player_interval == 0) {
5757                                         // default to update_interval
5758                                         info.music_player_interval = update_interval;
5759                                 }
5760                                 break;
5761
5762                         case 'i':
5763                                 total_run_times = strtod(optarg, 0);
5764                                 break;
5765 #ifdef X11
5766                         case 'x':
5767                                 gap_x = atoi(optarg);
5768                                 break;
5769
5770                         case 'y':
5771                                 gap_y = atoi(optarg);
5772                                 break;
5773 #endif /* X11 */
5774                         case 'p':
5775                                 startup_pause = atoi(optarg);
5776                                 sleep(startup_pause);
5777                                 break;
5778
5779                         case '?':
5780                                 exit(EXIT_FAILURE);
5781                 }
5782         }
5783
5784 #ifdef X11
5785         /* load font */
5786         if (output_methods & TO_X) {
5787                 load_config_file_x11(current_config);
5788         }
5789 #endif /* X11 */
5790
5791         /* generate text and get initial size */
5792         extract_variable_text(global_text);
5793         if (global_text) {
5794                 free(global_text);
5795                 global_text = 0;
5796         }
5797         global_text = NULL;
5798         /* fork */
5799         if (fork_to_background) {
5800                 int pid = fork();
5801
5802                 switch (pid) {
5803                         case -1:
5804                                 NORM_ERR(PACKAGE_NAME": couldn't fork() to background: %s",
5805                                         strerror(errno));
5806                                 break;
5807
5808                         case 0:
5809                                 /* child process */
5810                                 usleep(25000);
5811                                 fprintf(stderr, "\n");
5812                                 fflush(stderr);
5813                                 break;
5814
5815                         default:
5816                                 /* parent process */
5817                                 fprintf(stderr, PACKAGE_NAME": forked to background, pid is %d\n",
5818                                         pid);
5819                                 fflush(stderr);
5820                                 exit(EXIT_SUCCESS);
5821                 }
5822         }
5823
5824         start_update_threading();
5825
5826         text_buffer = malloc(max_user_text);
5827         memset(text_buffer, 0, max_user_text);
5828         tmpstring1 = malloc(text_buffer_size);
5829         memset(tmpstring1, 0, text_buffer_size);
5830         tmpstring2 = malloc(text_buffer_size);
5831         memset(tmpstring2, 0, text_buffer_size);
5832
5833 #ifdef X11
5834         xargc = argc;
5835         xargv = argv;
5836         X11_create_window();
5837 #endif /* X11 */
5838 #ifdef HAVE_LUA
5839         llua_setup_info(&info, update_interval);
5840 #endif /* HAVE_LUA */
5841 #ifdef XOAP
5842         xmlInitParser();
5843 #endif /* XOAP */
5844
5845         /* Set signal handlers */
5846         act.sa_handler = signal_handler;
5847         sigemptyset(&act.sa_mask);
5848         act.sa_flags = 0;
5849 #ifdef SA_RESTART
5850         act.sa_flags |= SA_RESTART;
5851 #endif
5852
5853         if (            sigaction(SIGINT,  &act, &oact) < 0
5854                         ||      sigaction(SIGALRM, &act, &oact) < 0
5855                         ||      sigaction(SIGUSR1, &act, &oact) < 0
5856                         ||      sigaction(SIGHUP,  &act, &oact) < 0
5857                         ||      sigaction(SIGTERM, &act, &oact) < 0) {
5858                 NORM_ERR("error setting signal handler: %s", strerror(errno));
5859         }
5860
5861 #ifdef HAVE_LUA
5862         llua_startup_hook();
5863 #endif /* HAVE_LUA */
5864 }
5865
5866 int main(int argc, char **argv)
5867 {
5868 #ifdef X11
5869         char *s, *temp;
5870         unsigned int x;
5871 #endif
5872
5873         argc_copy = argc;
5874         argv_copy = argv;
5875         g_signal_pending = 0;
5876         max_user_text = MAX_USER_TEXT_DEFAULT;
5877         current_config = 0;
5878         memset(&info, 0, sizeof(info));
5879         free_templates();
5880         clear_net_stats();
5881
5882 #ifdef TCP_PORT_MONITOR
5883         /* set default connection limit */
5884         tcp_portmon_set_max_connections(0);
5885 #endif
5886
5887         /* handle command line parameters that don't change configs */
5888 #ifdef X11
5889         if (((s = getenv("LC_ALL")) && *s) || ((s = getenv("LC_CTYPE")) && *s)
5890                         || ((s = getenv("LANG")) && *s)) {
5891                 temp = (char *) malloc((strlen(s) + 1) * sizeof(char));
5892                 if (temp == NULL) {
5893                         NORM_ERR("malloc failed");
5894                 }
5895                 for (x = 0; x < strlen(s); x++) {
5896                         temp[x] = tolower(s[x]);
5897                 }
5898                 temp[x] = 0;
5899                 if (strstr(temp, "utf-8") || strstr(temp, "utf8")) {
5900                         utf8_mode = 1;
5901                 }
5902
5903                 free(temp);
5904         }
5905         if (!setlocale(LC_CTYPE, "")) {
5906                 NORM_ERR("Can't set the specified locale!\nCheck LANG, LC_CTYPE, LC_ALL.");
5907         }
5908 #endif /* X11 */
5909         while (1) {
5910                 int c = getopt_long(argc, argv, getopt_string, longopts, NULL);
5911
5912                 if (c == -1) {
5913                         break;
5914                 }
5915
5916                 switch (c) {
5917                         case 'v':
5918                         case 'V':
5919                                 print_version();
5920                         case 'c':
5921                                 if (current_config) {
5922                                         free(current_config);
5923                                 }
5924                                 current_config = strndup(optarg, max_user_text);
5925                                 break;
5926                         case 'q':
5927                                 freopen("/dev/null", "w", stderr);
5928                                 break;
5929                         case 'h':
5930                                 print_help(argv[0]);
5931                                 return 0;
5932 #ifdef CONFIG_OUTPUT
5933                         case 'C':
5934                                 print_defconfig();
5935                                 return 0;
5936 #endif
5937 #ifdef X11
5938                         case 'w':
5939                                 window.window = strtol(optarg, 0, 0);
5940                                 break;
5941                         case 'X':
5942                                 if (disp)
5943                                         free(disp);
5944                                 disp = strdup(optarg);
5945                                 break;
5946 #endif /* X11 */
5947
5948                         case '?':
5949                                 exit(EXIT_FAILURE);
5950                 }
5951         }
5952
5953         /* check if specified config file is valid */
5954         if (current_config) {
5955                 struct stat sb;
5956                 if (stat(current_config, &sb) ||
5957                                 (!S_ISREG(sb.st_mode) && !S_ISLNK(sb.st_mode))) {
5958                         NORM_ERR("invalid configuration file '%s'\n", current_config);
5959                         free(current_config);
5960                         current_config = 0;
5961                 }
5962         }
5963
5964         /* load current_config, CONFIG_FILE or SYSTEM_CONFIG_FILE */
5965
5966         if (!current_config) {
5967                 /* load default config file */
5968                 char buf[DEFAULT_TEXT_BUFFER_SIZE];
5969                 FILE *fp;
5970
5971                 /* Try to use personal config file first */
5972                 to_real_path(buf, CONFIG_FILE);
5973                 if (buf[0] && (fp = fopen(buf, "r"))) {
5974                         current_config = strndup(buf, max_user_text);
5975                         fclose(fp);
5976                 }
5977
5978                 /* Try to use system config file if personal config not readable */
5979                 if (!current_config && (fp = fopen(SYSTEM_CONFIG_FILE, "r"))) {
5980                         current_config = strndup(SYSTEM_CONFIG_FILE, max_user_text);
5981                         fclose(fp);
5982                 }
5983
5984                 /* No readable config found */
5985                 if (!current_config) {
5986 #ifdef CONFIG_OUTPUT
5987                         current_config = strdup("==builtin==");
5988                         NORM_ERR("no readable personal or system-wide config file found,"
5989                                         " using builtin default");
5990 #else
5991                         CRIT_ERR(NULL, NULL, "no readable personal or system-wide config file found");
5992 #endif /* ! CONF_OUTPUT */
5993                 }
5994         }
5995
5996 #ifdef XOAP
5997         /* Load xoap keys, if existing */
5998         load_xoap_keys();
5999 #endif /* XOAP */
6000
6001 #ifdef HAVE_SYS_INOTIFY_H
6002         inotify_fd = inotify_init1(IN_NONBLOCK);
6003 #endif /* HAVE_SYS_INOTIFY_H */
6004
6005         initialisation(argc, argv);
6006
6007         main_loop();
6008
6009 #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
6010         kvm_close(kd);
6011 #endif
6012
6013         return 0;
6014
6015 }
6016
6017 void alarm_handler(void) {
6018         if(childpid > 0) {
6019                 kill(childpid, SIGTERM);
6020         }
6021 }
6022
6023 static void signal_handler(int sig)
6024 {
6025         /* signal handler is light as a feather, as it should be.
6026          * we will poll g_signal_pending with each loop of conky
6027          * and do any signal processing there, NOT here (except
6028          * SIGALRM because this is caused when conky is hanging) */
6029         if(sig == SIGALRM) {
6030                 alarm_handler();
6031         } else {
6032                 g_signal_pending = sig;
6033         }
6034 }