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                                 print_lines(obj, p, p_max_size);
2290                         }
2291
2292                         OBJ(words) {
2293                                 print_words(obj, p, p_max_size);
2294                         }
2295 #ifdef TCP_PORT_MONITOR
2296                         OBJ(tcp_portmon) {
2297                                 tcp_portmon_action(obj, p, p_max_size);
2298                         }
2299 #endif /* TCP_PORT_MONITOR */
2300
2301 #ifdef HAVE_ICONV
2302                         OBJ(iconv_start) {
2303                                 do_iconv_start(obj);
2304                         }
2305                         OBJ(iconv_stop) {
2306                                 do_iconv_stop();
2307                         }
2308 #endif /* HAVE_ICONV */
2309
2310                         OBJ(entropy_avail) {
2311                                 print_entropy_avail(obj, p, p_max_size);
2312                         }
2313                         OBJ(entropy_perc) {
2314                                 print_entropy_perc(obj, p, p_max_size);
2315                         }
2316                         OBJ(entropy_poolsize) {
2317                                 print_entropy_poolsize(obj, p, p_max_size);
2318                         }
2319                         OBJ(entropy_bar) {
2320                                 print_entropy_bar(obj, p, p_max_size);
2321                         }
2322 #ifdef IBM
2323                         OBJ(smapi) {
2324                                 print_smapi(obj, p, p_max_size);
2325                         }
2326                         OBJ(if_smapi_bat_installed) {
2327                                 int idx;
2328                                 if(obj->data.s && sscanf(obj->data.s, "%i", &idx) == 1) {
2329                                         if(!smapi_bat_installed(idx)) {
2330                                                 DO_JUMP;
2331                                         }
2332                                 } else
2333                                         NORM_ERR("argument to if_smapi_bat_installed must be an integer");
2334                         }
2335                         OBJ(smapi_bat_perc) {
2336                                 print_smapi_bat_perc(obj, p, p_max_size);
2337                         }
2338                         OBJ(smapi_bat_temp) {
2339                                 print_smapi_bat_temp(obj, p, p_max_size);
2340                         }
2341                         OBJ(smapi_bat_power) {
2342                                 print_smapi_bat_power(obj, p, p_max_size);
2343                         }
2344 #ifdef X11
2345                         OBJ(smapi_bat_bar) {
2346                                 print_smapi_bat_bar(obj, p, p_max_size);
2347                         }
2348 #endif /* X11 */
2349 #endif /* IBM */
2350                         OBJ(include) {
2351                                 if(obj->sub) {
2352                                         char buf[max_user_text];
2353
2354                                         generate_text_internal(buf, max_user_text, *obj->sub, cur);
2355                                         snprintf(p, p_max_size, "%s", buf);
2356                                 } else {
2357                                         p[0] = 0;
2358                                 }
2359                         }
2360                         OBJ(blink) {
2361                                 //blinking like this can look a bit ugly if the chars in the font don't have the same width
2362                                 char buf[max_user_text];
2363                                 unsigned int j;
2364
2365                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
2366                                 snprintf(p, p_max_size, "%s", buf);
2367                                 if(total_updates % 2) {
2368                                         for(j=0; p[j] != 0; j++) {
2369                                                 p[j] = ' ';
2370                                         }
2371                                 }
2372                         }
2373                         OBJ(to_bytes) {
2374                                 char buf[max_user_text];
2375                                 long long bytes;
2376                                 char unit[16];  // 16 because we can also have long names (like mega-bytes)
2377
2378                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
2379                                 if(sscanf(buf, "%lli%s", &bytes, unit) == 2 && strlen(unit) < 16){
2380                                         if(strncasecmp("b", unit, 1) == 0) snprintf(buf, max_user_text, "%lli", bytes);
2381                                         else if(strncasecmp("k", unit, 1) == 0) snprintf(buf, max_user_text, "%lli", bytes * 1024);
2382                                         else if(strncasecmp("m", unit, 1) == 0) snprintf(buf, max_user_text, "%lli", bytes * 1024 * 1024);
2383                                         else if(strncasecmp("g", unit, 1) == 0) snprintf(buf, max_user_text, "%lli", bytes * 1024 * 1024 * 1024);
2384                                         else if(strncasecmp("t", unit, 1) == 0) snprintf(buf, max_user_text, "%lli", bytes * 1024 * 1024 * 1024 * 1024);
2385                                 }
2386                                 snprintf(p, p_max_size, "%s", buf);
2387                         }
2388                         OBJ(scroll) {
2389                                 print_scroll(obj, p, p_max_size, cur);
2390                         }
2391                         OBJ(combine) {
2392                                 print_combine(obj, p, cur);
2393                         }
2394 #ifdef NVIDIA
2395                         OBJ(nvidia) {
2396                                 print_nvidia_value(obj, display, p, p_max_size);
2397                         }
2398 #endif /* NVIDIA */
2399 #ifdef APCUPSD
2400                         OBJ(apcupsd) {
2401                                 /* This is just a meta-object to set host:port */
2402                         }
2403                         OBJ(apcupsd_name) {
2404                                 snprintf(p, p_max_size, "%s",
2405                                                  cur->apcupsd.items[APCUPSD_NAME]);
2406                         }
2407                         OBJ(apcupsd_model) {
2408                                 snprintf(p, p_max_size, "%s",
2409                                                  cur->apcupsd.items[APCUPSD_MODEL]);
2410                         }
2411                         OBJ(apcupsd_upsmode) {
2412                                 snprintf(p, p_max_size, "%s",
2413                                                  cur->apcupsd.items[APCUPSD_UPSMODE]);
2414                         }
2415                         OBJ(apcupsd_cable) {
2416                                 snprintf(p, p_max_size, "%s",
2417                                                  cur->apcupsd.items[APCUPSD_CABLE]);
2418                         }
2419                         OBJ(apcupsd_status) {
2420                                 snprintf(p, p_max_size, "%s",
2421                                                  cur->apcupsd.items[APCUPSD_STATUS]);
2422                         }
2423                         OBJ(apcupsd_linev) {
2424                                 snprintf(p, p_max_size, "%s",
2425                                                  cur->apcupsd.items[APCUPSD_LINEV]);
2426                         }
2427                         OBJ(apcupsd_load) {
2428                                 snprintf(p, p_max_size, "%s",
2429                                                  cur->apcupsd.items[APCUPSD_LOAD]);
2430                         }
2431                         OBJ(apcupsd_loadbar) {
2432                                 double progress;
2433 #ifdef X11
2434                                 if(output_methods & TO_X) {
2435                                         progress = atof(cur->apcupsd.items[APCUPSD_LOAD]) / 100.0 * 255.0;
2436                                         new_bar(obj, p, (int) progress);
2437                                 } else
2438 #endif /* X11 */
2439                                 {
2440                                         progress = atof(cur->apcupsd.items[APCUPSD_LOAD]);
2441                                         new_bar_in_shell(obj, p, p_max_size, (int) progress);
2442                                 }
2443                         }
2444 #ifdef X11
2445                         OBJ(apcupsd_loadgraph) {
2446                                 double progress;
2447                                 progress =      atof(cur->apcupsd.items[APCUPSD_LOAD]);
2448                                 new_graph(obj, p, (int)progress);
2449                         }
2450                         OBJ(apcupsd_loadgauge) {
2451                                 double progress;
2452                                 progress =      atof(cur->apcupsd.items[APCUPSD_LOAD]) / 100.0 * 255.0;
2453                                 new_gauge(obj, p, (int)progress);
2454                         }
2455 #endif /* X11 */
2456                         OBJ(apcupsd_charge) {
2457                                 snprintf(p, p_max_size, "%s",
2458                                                  cur->apcupsd.items[APCUPSD_CHARGE]);
2459                         }
2460                         OBJ(apcupsd_timeleft) {
2461                                 snprintf(p, p_max_size, "%s",
2462                                                  cur->apcupsd.items[APCUPSD_TIMELEFT]);
2463                         }
2464                         OBJ(apcupsd_temp) {
2465                                 snprintf(p, p_max_size, "%s",
2466                                                  cur->apcupsd.items[APCUPSD_TEMP]);
2467                         }
2468                         OBJ(apcupsd_lastxfer) {
2469                                 snprintf(p, p_max_size, "%s",
2470                                                  cur->apcupsd.items[APCUPSD_LASTXFER]);
2471                         }
2472 #endif /* APCUPSD */
2473                         break;
2474                 }
2475 #undef DO_JUMP
2476
2477
2478                 {
2479                         size_t a = strlen(p);
2480
2481 #ifdef HAVE_ICONV
2482                         iconv_convert(&a, buff_in, p, p_max_size);
2483 #endif /* HAVE_ICONV */
2484                         if (obj->type != OBJ_text && obj->type != OBJ_execp && obj->type != OBJ_execpi
2485 #ifdef HAVE_LUA
2486                                         && obj->type != OBJ_lua && obj->type != OBJ_lua_parse
2487 #endif /* HAVE_LUA */
2488                                         ) {
2489                                 substitute_newlines(p, a - 2);
2490                         }
2491                         p += a;
2492                         p_max_size -= a;
2493                         (*p) = 0;
2494                 }
2495                 obj = obj->next;
2496         }
2497 #ifdef X11
2498         /* load any new fonts we may have had */
2499         if (need_to_load_fonts) {
2500                 load_fonts();
2501         }
2502 #endif /* X11 */
2503 }
2504
2505 void evaluate(const char *text, char *p, int p_max_size)
2506 {
2507         struct information *tmp_info;
2508         struct text_object subroot;
2509
2510         tmp_info = malloc(sizeof(struct information));
2511         memcpy(tmp_info, &info, sizeof(struct information));
2512         parse_conky_vars(&subroot, text, p, p_max_size, tmp_info);
2513         DBGP("evaluated '%s' to '%s'", text, p);
2514
2515         free_text_objects(&subroot, 1);
2516         free(tmp_info);
2517 }
2518
2519 double current_update_time, next_update_time, last_update_time;
2520
2521 static void generate_text(void)
2522 {
2523         struct information *cur = &info;
2524         char *p;
2525
2526         special_count = 0;
2527
2528         /* update info */
2529
2530         current_update_time = get_time();
2531
2532         update_stuff();
2533
2534         /* add things to the buffer */
2535
2536         /* generate text */
2537
2538         p = text_buffer;
2539
2540         generate_text_internal(p, max_user_text, global_root_object, cur);
2541
2542         if (stuff_in_uppercase) {
2543                 char *tmp_p;
2544
2545                 tmp_p = text_buffer;
2546                 while (*tmp_p) {
2547                         *tmp_p = toupper(*tmp_p);
2548                         tmp_p++;
2549                 }
2550         }
2551
2552         next_update_time += update_interval;
2553         if (next_update_time < get_time()) {
2554                 next_update_time = get_time() + update_interval;
2555         } else if (next_update_time > get_time() + update_interval) {
2556                 next_update_time = get_time() + update_interval;
2557         }
2558         last_update_time = current_update_time;
2559         total_updates++;
2560 }
2561
2562 void set_update_interval(double interval)
2563 {
2564         update_interval = interval;
2565         update_interval_old = interval;
2566 }
2567
2568 static inline int get_string_width(const char *s)
2569 {
2570         return *s ? calc_text_width(s) : 0;
2571 }
2572
2573 #ifdef X11
2574 static int get_string_width_special(char *s, int special_index)
2575 {
2576         char *p, *final;
2577         int idx = 1;
2578         int width = 0;
2579         long i;
2580
2581         if (!s)
2582                 return 0;
2583
2584         if ((output_methods & TO_X) == 0)
2585                 return strlen(s);
2586
2587         p = strndup(s, text_buffer_size);
2588         final = p;
2589
2590         while (*p) {
2591                 if (*p == SPECIAL_CHAR) {
2592                         /* shift everything over by 1 so that the special char
2593                          * doesn't mess up the size calculation */
2594                         for (i = 0; i < (long)strlen(p); i++) {
2595                                 *(p + i) = *(p + i + 1);
2596                         }
2597                         if (specials[special_index + idx].type == GRAPH
2598                                         || specials[special_index + idx].type == GAUGE
2599                                         || specials[special_index + idx].type == BAR) {
2600                                 width += specials[special_index + idx].width;
2601                         }
2602                         idx++;
2603                 } else if (*p == SECRIT_MULTILINE_CHAR) {
2604                         *p = 0;
2605                         break;
2606                 } else {
2607                         p++;
2608                 }
2609         }
2610         if (strlen(final) > 1) {
2611                 width += calc_text_width(final);
2612         }
2613         free(final);
2614         return width;
2615 }
2616
2617 static int text_size_updater(char *s, int special_index);
2618
2619 int last_font_height;
2620 static void update_text_area(void)
2621 {
2622         int x = 0, y = 0;
2623
2624         if ((output_methods & TO_X) == 0)
2625                 return;
2626         /* update text size if it isn't fixed */
2627 #ifdef OWN_WINDOW
2628         if (!fixed_size)
2629 #endif
2630         {
2631                 text_width = minimum_width;
2632                 text_height = 0;
2633                 last_font_height = font_height();
2634                 for_each_line(text_buffer, text_size_updater);
2635                 text_width += 1;
2636                 if (text_height < minimum_height) {
2637                         text_height = minimum_height;
2638                 }
2639                 if (text_width > maximum_width && maximum_width > 0) {
2640                         text_width = maximum_width;
2641                 }
2642         }
2643
2644         /* get text position on workarea */
2645         switch (text_alignment) {
2646                 case TOP_LEFT: case TOP_RIGHT: case TOP_MIDDLE:
2647                         y = gap_y;
2648                         break;
2649
2650                 case BOTTOM_LEFT: case BOTTOM_RIGHT: case BOTTOM_MIDDLE: default:
2651                         y = workarea[3] - text_height - gap_y;
2652                         break;
2653
2654                 case MIDDLE_LEFT: case MIDDLE_RIGHT: case MIDDLE_MIDDLE:
2655                         y = workarea[3] / 2 - text_height / 2 - gap_y;
2656                         break;
2657         }
2658         switch (text_alignment) {
2659                 case TOP_LEFT: case BOTTOM_LEFT: case MIDDLE_LEFT: default:
2660                         x = gap_x;
2661                         break;
2662
2663                 case TOP_RIGHT: case BOTTOM_RIGHT: case MIDDLE_RIGHT:
2664                         x = workarea[2] - text_width - gap_x;
2665                         break;
2666
2667                 case TOP_MIDDLE: case BOTTOM_MIDDLE: case MIDDLE_MIDDLE:
2668                         x = workarea[2] / 2 - text_width / 2 - gap_x;
2669                         break;
2670         }
2671 #ifdef OWN_WINDOW
2672         if (text_alignment == NONE) {   // Let the WM manage the window
2673                         x = window.x;
2674                         y = window.y;
2675
2676                         fixed_pos = 1;
2677                         fixed_size = 1;
2678         }
2679 #endif /* OWN_WINDOW */
2680 #ifdef OWN_WINDOW
2681
2682         if (own_window && !fixed_pos) {
2683                 x += workarea[0];
2684                 y += workarea[1];
2685                 text_start_x = window.border_inner_margin + window.border_outer_margin + window.border_width;
2686                 text_start_y = window.border_inner_margin + window.border_outer_margin + window.border_width;
2687                 window.x = x - window.border_inner_margin - window.border_outer_margin - window.border_width;
2688                 window.y = y - window.border_inner_margin - window.border_outer_margin - window.border_width;
2689         } else
2690 #endif
2691         {
2692                 /* If window size doesn't match to workarea's size,
2693                  * then window probably includes panels (gnome).
2694                  * Blah, doesn't work on KDE. */
2695                 if (workarea[2] != window.width || workarea[3] != window.height) {
2696                         y += workarea[1];
2697                         x += workarea[0];
2698                 }
2699
2700                 text_start_x = x;
2701                 text_start_y = y;
2702         }
2703 #ifdef HAVE_LUA
2704         /* update lua window globals */
2705         llua_update_window_table(text_start_x, text_start_y, text_width, text_height);
2706 #endif /* HAVE_LUA */
2707 }
2708
2709 /* drawing stuff */
2710
2711 static int cur_x, cur_y;        /* current x and y for drawing */
2712 #endif
2713 //draw_mode also without X11 because we only need to print to stdout with FG
2714 static int draw_mode;           /* FG, BG or OUTLINE */
2715 #ifdef X11
2716 static long current_color;
2717
2718 static int text_size_updater(char *s, int special_index)
2719 {
2720         int w = 0;
2721         char *p;
2722
2723         if ((output_methods & TO_X) == 0)
2724                 return 0;
2725         /* get string widths and skip specials */
2726         p = s;
2727         while (*p) {
2728                 if (*p == SPECIAL_CHAR) {
2729                         *p = '\0';
2730                         w += get_string_width(s);
2731                         *p = SPECIAL_CHAR;
2732
2733                         if (specials[special_index].type == BAR
2734                                         || specials[special_index].type == GAUGE
2735                                         || specials[special_index].type == GRAPH) {
2736                                 w += specials[special_index].width;
2737                                 if (specials[special_index].height > last_font_height) {
2738                                         last_font_height = specials[special_index].height;
2739                                         last_font_height += font_height();
2740                                 }
2741                         } else if (specials[special_index].type == OFFSET) {
2742                                 if (specials[special_index].arg > 0) {
2743                                         w += specials[special_index].arg;
2744                                 }
2745                         } else if (specials[special_index].type == VOFFSET) {
2746                                 last_font_height += specials[special_index].arg;
2747                         } else if (specials[special_index].type == GOTO) {
2748                                 if (specials[special_index].arg > cur_x) {
2749                                         w = (int) specials[special_index].arg;
2750                                 }
2751                         } else if (specials[special_index].type == TAB) {
2752                                 int start = specials[special_index].arg;
2753                                 int step = specials[special_index].width;
2754
2755                                 if (!step || step < 0) {
2756                                         step = 10;
2757                                 }
2758                                 w += step - (cur_x - text_start_x - start) % step;
2759                         } else if (specials[special_index].type == FONT) {
2760                                 selected_font = specials[special_index].font_added;
2761                                 if (font_height() > last_font_height) {
2762                                         last_font_height = font_height();
2763                                 }
2764                         }
2765
2766                         special_index++;
2767                         s = p + 1;
2768                 } else if (*p == SECRIT_MULTILINE_CHAR) {
2769                         int lw;
2770                         *p = '\0';
2771                         lw = get_string_width(s);
2772                         *p = SECRIT_MULTILINE_CHAR;
2773                         s = p + 1;
2774                         w = lw > w ? lw : w;
2775                         text_height += last_font_height;
2776                 }
2777                 p++;
2778         }
2779         w += get_string_width(s);
2780         if (w > text_width) {
2781                 text_width = w;
2782         }
2783         if (text_width > maximum_width && maximum_width) {
2784                 text_width = maximum_width;
2785         }
2786
2787         text_height += last_font_height;
2788         last_font_height = font_height();
2789         return special_index;
2790 }
2791 #endif /* X11 */
2792
2793 static inline void set_foreground_color(long c)
2794 {
2795 #ifdef X11
2796         if (output_methods & TO_X) {
2797                 current_color = c;
2798                 XSetForeground(display, window.gc, c);
2799         }
2800 #endif /* X11 */
2801 #ifdef NCURSES
2802         if (output_methods & TO_NCURSES) {
2803                 attron(COLOR_PAIR(c));
2804         }
2805 #endif /* NCURSES */
2806         UNUSED(c);
2807         return;
2808 }
2809
2810 static void draw_string(const char *s)
2811 {
2812         int i, i2, pos, width_of_s;
2813         int max = 0;
2814         int added;
2815         char *s_with_newlines;
2816
2817         if (s[0] == '\0') {
2818                 return;
2819         }
2820
2821         width_of_s = get_string_width(s);
2822         s_with_newlines = strdup(s);
2823         for(i = 0; i < (int) strlen(s_with_newlines); i++) {
2824                 if(s_with_newlines[i] == SECRIT_MULTILINE_CHAR) {
2825                         s_with_newlines[i] = '\n';
2826                 }
2827         }
2828         if ((output_methods & TO_STDOUT) && draw_mode == FG) {
2829                 printf("%s\n", s_with_newlines);
2830                 if (extra_newline) fputc('\n', stdout);
2831                 fflush(stdout); /* output immediately, don't buffer */
2832         }
2833         if ((output_methods & TO_STDERR) && draw_mode == FG) {
2834                 fprintf(stderr, "%s\n", s_with_newlines);
2835                 fflush(stderr); /* output immediately, don't buffer */
2836         }
2837         if ((output_methods & OVERWRITE_FILE) && draw_mode == FG && overwrite_fpointer) {
2838                 fprintf(overwrite_fpointer, "%s\n", s_with_newlines);
2839         }
2840         if ((output_methods & APPEND_FILE) && draw_mode == FG && append_fpointer) {
2841                 fprintf(append_fpointer, "%s\n", s_with_newlines);
2842         }
2843 #ifdef NCURSES
2844         if ((output_methods & TO_NCURSES) && draw_mode == FG) {
2845                 printw("%s", s_with_newlines);
2846         }
2847 #endif
2848         free(s_with_newlines);
2849         memset(tmpstring1, 0, text_buffer_size);
2850         memset(tmpstring2, 0, text_buffer_size);
2851         strncpy(tmpstring1, s, text_buffer_size - 1);
2852         pos = 0;
2853         added = 0;
2854
2855 #ifdef X11
2856         if (output_methods & TO_X) {
2857                 max = ((text_width - width_of_s) / get_string_width(" "));
2858         }
2859 #endif /* X11 */
2860         /* This code looks for tabs in the text and coverts them to spaces.
2861          * The trick is getting the correct number of spaces, and not going
2862          * over the window's size without forcing the window larger. */
2863         for (i = 0; i < (int) text_buffer_size; i++) {
2864                 if (tmpstring1[i] == '\t') {
2865                         i2 = 0;
2866                         for (i2 = 0; i2 < (8 - (1 + pos) % 8) && added <= max; i2++) {
2867                                 /* guard against overrun */
2868                                 tmpstring2[MIN(pos + i2, (int)text_buffer_size - 1)] = ' ';
2869                                 added++;
2870                         }
2871                         pos += i2;
2872                 } else {
2873                         /* guard against overrun */
2874                         tmpstring2[MIN(pos, (int) text_buffer_size - 1)] = tmpstring1[i];
2875                         pos++;
2876                 }
2877         }
2878 #ifdef X11
2879         if (output_methods & TO_X) {
2880                 if (text_width == maximum_width) {
2881                         /* this means the text is probably pushing the limit,
2882                          * so we'll chop it */
2883                         while (cur_x + get_string_width(tmpstring2) - text_start_x
2884                                         > maximum_width && strlen(tmpstring2) > 0) {
2885                                 tmpstring2[strlen(tmpstring2) - 1] = '\0';
2886                         }
2887                 }
2888         }
2889 #endif /* X11 */
2890         s = tmpstring2;
2891 #ifdef X11
2892         if (output_methods & TO_X) {
2893 #ifdef XFT
2894                 if (use_xft) {
2895                         XColor c;
2896                         XftColor c2;
2897
2898                         c.pixel = current_color;
2899                         XQueryColor(display, DefaultColormap(display, screen), &c);
2900
2901                         c2.pixel = c.pixel;
2902                         c2.color.red = c.red;
2903                         c2.color.green = c.green;
2904                         c2.color.blue = c.blue;
2905                         c2.color.alpha = fonts[selected_font].font_alpha;
2906                         if (utf8_mode) {
2907                                 XftDrawStringUtf8(window.xftdraw, &c2, fonts[selected_font].xftfont,
2908                                         cur_x, cur_y, (const XftChar8 *) s, strlen(s));
2909                         } else {
2910                                 XftDrawString8(window.xftdraw, &c2, fonts[selected_font].xftfont,
2911                                         cur_x, cur_y, (const XftChar8 *) s, strlen(s));
2912                         }
2913                 } else
2914 #endif
2915                 {
2916                         XDrawString(display, window.drawable, window.gc, cur_x, cur_y, s,
2917                                 strlen(s));
2918                 }
2919                 cur_x += width_of_s;
2920         }
2921 #endif /* X11 */
2922         memcpy(tmpstring1, s, text_buffer_size);
2923 }
2924
2925 int draw_each_line_inner(char *s, int special_index, int last_special_applied)
2926 {
2927 #ifdef X11
2928         int font_h;
2929         int cur_y_add = 0;
2930 #endif /* X11 */
2931         char *recurse = 0;
2932         char *p = s;
2933         int last_special_needed = -1;
2934         int orig_special_index = special_index;
2935
2936 #ifdef X11
2937         if (output_methods & TO_X) {
2938                 font_h = font_height();
2939                 cur_y += font_ascent();
2940         }
2941         cur_x = text_start_x;
2942 #endif /* X11 */
2943
2944         while (*p) {
2945                 if (*p == SECRIT_MULTILINE_CHAR) {
2946                         /* special newline marker for multiline objects */
2947                         recurse = p + 1;
2948                         *p = '\0';
2949                         break;
2950                 }
2951                 if (*p == SPECIAL_CHAR || last_special_applied > -1) {
2952 #ifdef X11
2953                         int w = 0;
2954 #endif /* X11 */
2955
2956                         /* draw string before special, unless we're dealing multiline
2957                          * specials */
2958                         if (last_special_applied > -1) {
2959                                 special_index = last_special_applied;
2960                         } else {
2961                                 *p = '\0';
2962                                 draw_string(s);
2963                                 *p = SPECIAL_CHAR;
2964                                 s = p + 1;
2965                         }
2966                         /* draw special */
2967                         switch (specials[special_index].type) {
2968 #ifdef X11
2969                                 case HORIZONTAL_LINE:
2970                                 {
2971                                         int h = specials[special_index].height;
2972                                         int mid = font_ascent() / 2;
2973
2974                                         w = text_start_x + text_width - cur_x;
2975
2976                                         XSetLineAttributes(display, window.gc, h, LineSolid,
2977                                                 CapButt, JoinMiter);
2978                                         XDrawLine(display, window.drawable, window.gc, cur_x,
2979                                                 cur_y - mid / 2, cur_x + w, cur_y - mid / 2);
2980                                         break;
2981                                 }
2982
2983                                 case STIPPLED_HR:
2984                                 {
2985                                         int h = specials[special_index].height;
2986                                         int tmp_s = specials[special_index].arg;
2987                                         int mid = font_ascent() / 2;
2988                                         char ss[2] = { tmp_s, tmp_s };
2989
2990                                         w = text_start_x + text_width - cur_x - 1;
2991                                         XSetLineAttributes(display, window.gc, h, LineOnOffDash,
2992                                                 CapButt, JoinMiter);
2993                                         XSetDashes(display, window.gc, 0, ss, 2);
2994                                         XDrawLine(display, window.drawable, window.gc, cur_x,
2995                                                 cur_y - mid / 2, cur_x + w, cur_y - mid / 2);
2996                                         break;
2997                                 }
2998
2999                                 case BAR:
3000                                 {
3001                                         int h, bar_usage, by;
3002                                         if (cur_x - text_start_x > maximum_width
3003                                                         && maximum_width > 0) {
3004                                                 break;
3005                                         }
3006                                         h = specials[special_index].height;
3007                                         bar_usage = specials[special_index].arg;
3008                                         by = cur_y - (font_ascent() / 2) - 1;
3009
3010                                         if (h < font_h) {
3011                                                 by -= h / 2 - 1;
3012                                         }
3013                                         w = specials[special_index].width;
3014                                         if (w == 0) {
3015                                                 w = text_start_x + text_width - cur_x - 1;
3016                                         }
3017                                         if (w < 0) {
3018                                                 w = 0;
3019                                         }
3020
3021                                         XSetLineAttributes(display, window.gc, 1, LineSolid,
3022                                                 CapButt, JoinMiter);
3023
3024                                         XDrawRectangle(display, window.drawable, window.gc, cur_x,
3025                                                 by, w, h);
3026                                         XFillRectangle(display, window.drawable, window.gc, cur_x,
3027                                                 by, w * bar_usage / 255, h);
3028                                         if (h > cur_y_add
3029                                                         && h > font_h) {
3030                                                 cur_y_add = h;
3031                                         }
3032                                         break;
3033                                 }
3034
3035                                 case GAUGE: /* new GAUGE  */
3036                                 {
3037                                         int h, by = 0;
3038                                         unsigned long last_colour = current_color;
3039 #ifdef MATH
3040                                         float angle, px, py;
3041                                         int usage;
3042 #endif /* MATH */
3043
3044                                         if (cur_x - text_start_x > maximum_width
3045                                                         && maximum_width > 0) {
3046                                                 break;
3047                                         }
3048
3049                                         h = specials[special_index].height;
3050                                         by = cur_y - (font_ascent() / 2) - 1;
3051
3052                                         if (h < font_h) {
3053                                                 by -= h / 2 - 1;
3054                                         }
3055                                         w = specials[special_index].width;
3056                                         if (w == 0) {
3057                                                 w = text_start_x + text_width - cur_x - 1;
3058                                         }
3059                                         if (w < 0) {
3060                                                 w = 0;
3061                                         }
3062
3063                                         XSetLineAttributes(display, window.gc, 1, LineSolid,
3064                                                         CapButt, JoinMiter);
3065
3066                                         XDrawArc(display, window.drawable, window.gc,
3067                                                         cur_x, by, w, h * 2, 0, 180*64);
3068
3069 #ifdef MATH
3070                                         usage = specials[special_index].arg;
3071                                         angle = (M_PI)*(float)(usage)/255.;
3072                                         px = (float)(cur_x+(w/2.))-(float)(w/2.)*cos(angle);
3073                                         py = (float)(by+(h))-(float)(h)*sin(angle);
3074
3075                                         XDrawLine(display, window.drawable, window.gc,
3076                                                         cur_x + (w/2.), by+(h), (int)(px), (int)(py));
3077 #endif /* MATH */
3078
3079                                         if (h > cur_y_add
3080                                                         && h > font_h) {
3081                                                 cur_y_add = h;
3082                                         }
3083
3084                                         set_foreground_color(last_colour);
3085
3086                                         break;
3087
3088                                 }
3089
3090                                 case GRAPH:
3091                                 {
3092                                         int h, by, i = 0, j = 0;
3093                                         int colour_idx = 0;
3094                                         unsigned long last_colour = current_color;
3095                                         unsigned long *tmpcolour = 0;
3096                                         if (cur_x - text_start_x > maximum_width
3097                                                         && maximum_width > 0) {
3098                                                 break;
3099                                         }
3100                                         h = specials[special_index].height;
3101                                         by = cur_y - (font_ascent() / 2) - 1;
3102
3103                                         if (h < font_h) {
3104                                                 by -= h / 2 - 1;
3105                                         }
3106                                         w = specials[special_index].width;
3107                                         if (w == 0) {
3108                                                 w = text_start_x + text_width - cur_x - 1;
3109                                         }
3110                                         if (w < 0) {
3111                                                 w = 0;
3112                                         }
3113                                         if (draw_graph_borders) {
3114                                                 XSetLineAttributes(display, window.gc, 1, LineSolid,
3115                                                         CapButt, JoinMiter);
3116                                                 XDrawRectangle(display, window.drawable, window.gc,
3117                                                         cur_x, by, w, h);
3118                                         }
3119                                         XSetLineAttributes(display, window.gc, 1, LineSolid,
3120                                                 CapButt, JoinMiter);
3121
3122                                         if (specials[special_index].last_colour != 0
3123                                                         || specials[special_index].first_colour != 0) {
3124                                                 tmpcolour = do_gradient(w - 1, specials[special_index].last_colour, specials[special_index].first_colour);
3125                                         }
3126                                         colour_idx = 0;
3127                                         for (i = w - 2; i > -1; i--) {
3128                                                 if (specials[special_index].last_colour != 0
3129                                                                 || specials[special_index].first_colour != 0) {
3130                                                         if (specials[special_index].tempgrad) {
3131 #ifdef DEBUG_lol
3132                                                                 assert(
3133                                                                                 (int)((float)(w - 2) - specials[special_index].graph[j] *
3134                                                                                         (w - 2) / (float)specials[special_index].graph_scale)
3135                                                                                 < w - 1
3136                                                                           );
3137                                                                 assert(
3138                                                                                 (int)((float)(w - 2) - specials[special_index].graph[j] *
3139                                                                                         (w - 2) / (float)specials[special_index].graph_scale)
3140                                                                                 > -1
3141                                                                           );
3142                                                                 if (specials[special_index].graph[j] == specials[special_index].graph_scale) {
3143                                                                         assert(
3144                                                                                         (int)((float)(w - 2) - specials[special_index].graph[j] *
3145                                                                                                 (w - 2) / (float)specials[special_index].graph_scale)
3146                                                                                         == 0
3147                                                                                   );
3148                                                                 }
3149 #endif /* DEBUG_lol */
3150                                                                 XSetForeground(display, window.gc, tmpcolour[
3151                                                                                 (int)((float)(w - 2) - specials[special_index].graph[j] *
3152                                                                                         (w - 2) / (float)specials[special_index].graph_scale)
3153                                                                                 ]);
3154                                                         } else {
3155                                                                 XSetForeground(display, window.gc, tmpcolour[colour_idx++]);
3156                                                         }
3157                                                 }
3158                                                 /* this is mugfugly, but it works */
3159                                                 XDrawLine(display, window.drawable, window.gc,
3160                                                                 cur_x + i + 1, by + h, cur_x + i + 1,
3161                                                                 round_to_int((double)by + h - specials[special_index].graph[j] *
3162                                                                         (h - 1) / specials[special_index].graph_scale));
3163                                                 if ((w - i) / ((float) (w - 2) /
3164                                                                         (specials[special_index].graph_width)) > j
3165                                                                 && j < MAX_GRAPH_DEPTH - 3) {
3166                                                         j++;
3167                                                 }
3168                                         }
3169                                         if (tmpcolour) free(tmpcolour);
3170                                         if (h > cur_y_add
3171                                                         && h > font_h) {
3172                                                 cur_y_add = h;
3173                                         }
3174                                         /* if (draw_mode == BG) {
3175                                                 set_foreground_color(default_bg_color);
3176                                         } else if (draw_mode == OUTLINE) {
3177                                                 set_foreground_color(default_out_color);
3178                                         } else {
3179                                                 set_foreground_color(default_fg_color);
3180                                         } */
3181                                         if (show_graph_range) {
3182                                                 int tmp_x = cur_x;
3183                                                 int tmp_y = cur_y;
3184                                                 unsigned short int seconds = update_interval * w;
3185                                                 char *tmp_day_str;
3186                                                 char *tmp_hour_str;
3187                                                 char *tmp_min_str;
3188                                                 char *tmp_sec_str;
3189                                                 char *tmp_str;
3190                                                 unsigned short int timeunits;
3191                                                 if (seconds != 0) {
3192                                                         timeunits = seconds / 86400; seconds %= 86400;
3193                                                         if (timeunits > 0) {
3194                                                                 asprintf(&tmp_day_str, "%dd", timeunits);
3195                                                         } else {
3196                                                                 tmp_day_str = strdup("");
3197                                                         }
3198                                                         timeunits = seconds / 3600; seconds %= 3600;
3199                                                         if (timeunits > 0) {
3200                                                                 asprintf(&tmp_hour_str, "%dh", timeunits);
3201                                                         } else {
3202                                                                 tmp_hour_str = strdup("");
3203                                                         }
3204                                                         timeunits = seconds / 60; seconds %= 60;
3205                                                         if (timeunits > 0) {
3206                                                                 asprintf(&tmp_min_str, "%dm", timeunits);
3207                                                         } else {
3208                                                                 tmp_min_str = strdup("");
3209                                                         }
3210                                                         if (seconds > 0) {
3211                                                                 asprintf(&tmp_sec_str, "%ds", seconds);
3212                                                         } else {
3213                                                                 tmp_sec_str = strdup("");
3214                                                         }
3215                                                         asprintf(&tmp_str, "%s%s%s%s", tmp_day_str, tmp_hour_str, tmp_min_str, tmp_sec_str);
3216                                                         free(tmp_day_str); free(tmp_hour_str); free(tmp_min_str); free(tmp_sec_str);
3217                                                 } else {
3218                                                         asprintf(&tmp_str, "Range not possible"); // should never happen, but better safe then sorry
3219                                                 }
3220                                                 cur_x += (w / 2) - (font_ascent() * (strlen(tmp_str) / 2));
3221                                                 cur_y += font_h / 2;
3222                                                 draw_string(tmp_str);
3223                                                 free(tmp_str);
3224                                                 cur_x = tmp_x;
3225                                                 cur_y = tmp_y;
3226                                         }
3227 #ifdef MATH
3228                                         if (show_graph_scale && (specials[special_index].show_scale == 1)) {
3229                                                 int tmp_x = cur_x;
3230                                                 int tmp_y = cur_y;
3231                                                 char *tmp_str;
3232                                                 cur_x += font_ascent() / 2;
3233                                                 cur_y += font_h / 2;
3234                                                 tmp_str = (char *)
3235                                                         calloc(log10(floor(specials[special_index].graph_scale)) + 4,
3236                                                                         sizeof(char));
3237                                                 sprintf(tmp_str, "%.1f", specials[special_index].graph_scale);
3238                                                 draw_string(tmp_str);
3239                                                 free(tmp_str);
3240                                                 cur_x = tmp_x;
3241                                                 cur_y = tmp_y;
3242                                         }
3243 #endif
3244                                         set_foreground_color(last_colour);
3245                                         break;
3246                                 }
3247
3248                                 case FONT:
3249                                 {
3250                                         int old = font_ascent();
3251
3252                                         cur_y -= font_ascent();
3253                                         selected_font = specials[special_index].font_added;
3254                                         set_font();
3255                                         if (cur_y + font_ascent() < cur_y + old) {
3256                                                 cur_y += old;
3257                                         } else {
3258                                                 cur_y += font_ascent();
3259                                         }
3260                                         font_h = font_height();
3261                                         break;
3262                                 }
3263 #endif /* X11 */
3264                                 case FG:
3265                                         if (draw_mode == FG) {
3266                                                 set_foreground_color(specials[special_index].arg);
3267                                         }
3268                                         break;
3269
3270 #ifdef X11
3271                                 case BG:
3272                                         if (draw_mode == BG) {
3273                                                 set_foreground_color(specials[special_index].arg);
3274                                         }
3275                                         break;
3276
3277                                 case OUTLINE:
3278                                         if (draw_mode == OUTLINE) {
3279                                                 set_foreground_color(specials[special_index].arg);
3280                                         }
3281                                         break;
3282
3283                                 case OFFSET:
3284                                         w += specials[special_index].arg;
3285                                         last_special_needed = special_index;
3286                                         break;
3287
3288                                 case VOFFSET:
3289                                         cur_y += specials[special_index].arg;
3290                                         break;
3291
3292                                 case GOTO:
3293                                         if (specials[special_index].arg >= 0) {
3294                                                 cur_x = (int) specials[special_index].arg;
3295                                         }
3296                                         last_special_needed = special_index;
3297                                         break;
3298
3299                                 case TAB:
3300                                 {
3301                                         int start = specials[special_index].arg;
3302                                         int step = specials[special_index].width;
3303
3304                                         if (!step || step < 0) {
3305                                                 step = 10;
3306                                         }
3307                                         w = step - (cur_x - text_start_x - start) % step;
3308                                         last_special_needed = special_index;
3309                                         break;
3310                                 }
3311
3312                                 case ALIGNR:
3313                                 {
3314                                         /* TODO: add back in "+ window.border_inner_margin" to the end of
3315                                          * this line? */
3316                                         int pos_x = text_start_x + text_width -
3317                                                 get_string_width_special(s, special_index);
3318
3319                                         /* printf("pos_x %i text_start_x %i text_width %i cur_x %i "
3320                                                 "get_string_width(p) %i gap_x %i "
3321                                                 "specials[special_index].arg %i window.border_inner_margin %i "
3322                                                 "window.border_width %i\n", pos_x, text_start_x, text_width,
3323                                                 cur_x, get_string_width_special(s), gap_x,
3324                                                 specials[special_index].arg, window.border_inner_margin,
3325                                                 window.border_width); */
3326                                         if (pos_x > specials[special_index].arg && pos_x > cur_x) {
3327                                                 cur_x = pos_x - specials[special_index].arg;
3328                                         }
3329                                         last_special_needed = special_index;
3330                                         break;
3331                                 }
3332
3333                                 case ALIGNC:
3334                                 {
3335                                         int pos_x = (text_width) / 2 - get_string_width_special(s,
3336                                                         special_index) / 2 - (cur_x -
3337                                                                 text_start_x);
3338                                         /* int pos_x = text_start_x + text_width / 2 -
3339                                                 get_string_width_special(s) / 2; */
3340
3341                                         /* printf("pos_x %i text_start_x %i text_width %i cur_x %i "
3342                                                 "get_string_width(p) %i gap_x %i "
3343                                                 "specials[special_index].arg %i\n", pos_x, text_start_x,
3344                                                 text_width, cur_x, get_string_width(s), gap_x,
3345                                                 specials[special_index].arg); */
3346                                         if (pos_x > specials[special_index].arg) {
3347                                                 w = pos_x - specials[special_index].arg;
3348                                         }
3349                                         last_special_needed = special_index;
3350                                         break;
3351                                 }
3352 #endif /* X11 */
3353                         }
3354
3355 #ifdef X11
3356                         cur_x += w;
3357 #endif /* X11 */
3358
3359                         if (special_index != last_special_applied) {
3360                                 special_index++;
3361                         } else {
3362                                 special_index = orig_special_index;
3363                                 last_special_applied = -1;
3364                         }
3365                 }
3366                 p++;
3367         }
3368
3369 #ifdef X11
3370         cur_y += cur_y_add;
3371 #endif /* X11 */
3372         draw_string(s);
3373 #ifdef NCURSES
3374         if (output_methods & TO_NCURSES) {
3375                 printw("\n");
3376         }
3377 #endif /* NCURSES */
3378 #ifdef X11
3379         if (output_methods & TO_X)
3380                 cur_y += font_descent();
3381 #endif /* X11 */
3382         if (recurse && *recurse) {
3383                 special_index = draw_each_line_inner(recurse, special_index, last_special_needed);
3384                 *(recurse - 1) = SECRIT_MULTILINE_CHAR;
3385         }
3386         return special_index;
3387 }
3388
3389 static int draw_line(char *s, int special_index)
3390 {
3391 #ifdef X11
3392         if (output_methods & TO_X) {
3393                 return draw_each_line_inner(s, special_index, -1);
3394         }
3395 #endif /* X11 */
3396 #ifdef NCURSES
3397         if (output_methods & TO_NCURSES) {
3398                 return draw_each_line_inner(s, special_index, -1);
3399         }
3400 #endif /* NCURSES */
3401         draw_string(s);
3402         UNUSED(special_index);
3403         return 0;
3404 }
3405
3406 static void draw_text(void)
3407 {
3408 #ifdef X11
3409 #ifdef HAVE_LUA
3410         llua_draw_pre_hook();
3411 #endif /* HAVE_LUA */
3412         if (output_methods & TO_X) {
3413                 cur_y = text_start_y;
3414
3415                 /* draw borders */
3416                 if (draw_borders && window.border_width > 0) {
3417                         if (stippled_borders) {
3418                                 char ss[2] = { stippled_borders, stippled_borders };
3419                                 XSetLineAttributes(display, window.gc, window.border_width, LineOnOffDash,
3420                                         CapButt, JoinMiter);
3421                                 XSetDashes(display, window.gc, 0, ss, 2);
3422                         } else {
3423                                 XSetLineAttributes(display, window.gc, window.border_width, LineSolid,
3424                                         CapButt, JoinMiter);
3425                         }
3426
3427                         XDrawRectangle(display, window.drawable, window.gc,
3428                                 text_start_x - window.border_inner_margin - window.border_width,
3429                                 text_start_y - window.border_inner_margin - window.border_width,
3430                                 text_width + window.border_inner_margin * 2 + window.border_width * 2,
3431                                 text_height + window.border_inner_margin * 2 + window.border_width * 2);
3432                 }
3433
3434                 /* draw text */
3435         }
3436         setup_fonts();
3437 #endif /* X11 */
3438 #ifdef NCURSES
3439         init_pair(COLOR_WHITE, COLOR_WHITE, COLOR_BLACK);
3440         attron(COLOR_PAIR(COLOR_WHITE));
3441 #endif /* NCURSES */
3442         for_each_line(text_buffer, draw_line);
3443 #if defined(HAVE_LUA) && defined(X11)
3444         llua_draw_post_hook();
3445 #endif /* HAVE_LUA */
3446 }
3447
3448 static void draw_stuff(void)
3449 {
3450 #ifdef IMLIB2
3451         cimlib_render(text_start_x, text_start_y, window.width, window.height);
3452 #endif /* IMLIB2 */
3453         if (overwrite_file) {
3454                 overwrite_fpointer = fopen(overwrite_file, "w");
3455                 if(!overwrite_fpointer)
3456                         NORM_ERR("Can't overwrite '%s' anymore", overwrite_file);
3457         }
3458         if (append_file) {
3459                 append_fpointer = fopen(append_file, "a");
3460                 if(!append_fpointer)
3461                         NORM_ERR("Can't append '%s' anymore", append_file);
3462         }
3463 #ifdef X11
3464         if (output_methods & TO_X) {
3465                 selected_font = 0;
3466                 if (draw_shades && !draw_outline) {
3467                         text_start_x++;
3468                         text_start_y++;
3469                         set_foreground_color(default_bg_color);
3470                         draw_mode = BG;
3471                         draw_text();
3472                         text_start_x--;
3473                         text_start_y--;
3474                 }
3475
3476                 if (draw_outline) {
3477                         int i, j;
3478                         selected_font = 0;
3479
3480                         for (i = -1; i < 2; i++) {
3481                                 for (j = -1; j < 2; j++) {
3482                                         if (i == 0 && j == 0) {
3483                                                 continue;
3484                                         }
3485                                         text_start_x += i;
3486                                         text_start_y += j;
3487                                         set_foreground_color(default_out_color);
3488                                         draw_mode = OUTLINE;
3489                                         draw_text();
3490                                         text_start_x -= i;
3491                                         text_start_y -= j;
3492                                 }
3493                         }
3494                 }
3495
3496                 set_foreground_color(default_fg_color);
3497         }
3498 #endif /* X11 */
3499         draw_mode = FG;
3500         draw_text();
3501 #if defined(X11) && defined(HAVE_XDBE)
3502         if (output_methods & TO_X) {
3503                 xdbe_swap_buffers();
3504         }
3505 #endif /* X11 && HAVE_XDBE */
3506         if(overwrite_fpointer) {
3507                 fclose(overwrite_fpointer);
3508                 overwrite_fpointer = 0;
3509         }
3510         if(append_fpointer) {
3511                 fclose(append_fpointer);
3512                 append_fpointer = 0;
3513         }
3514 }
3515
3516 #ifdef X11
3517 static void clear_text(int exposures)
3518 {
3519 #ifdef HAVE_XDBE
3520         if (use_xdbe) {
3521                 /* The swap action is XdbeBackground, which clears */
3522                 return;
3523         } else
3524 #endif
3525         if (display && window.window) { // make sure these are !null
3526                 /* there is some extra space for borders and outlines */
3527                 XClearArea(display, window.window, text_start_x - window.border_inner_margin - window.border_outer_margin - window.border_width,
3528                         text_start_y - window.border_inner_margin - window.border_outer_margin - window.border_width,
3529                         text_width + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2,
3530                         text_height + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2, exposures ? True : 0);
3531         }
3532 }
3533 #endif /* X11 */
3534
3535 static int need_to_update;
3536
3537 /* update_text() generates new text and clears old text area */
3538 static void update_text(void)
3539 {
3540 #ifdef IMLIB2
3541         cimlib_cleanup();
3542 #endif /* IMLIB2 */
3543         generate_text();
3544 #ifdef X11
3545         if (output_methods & TO_X)
3546                 clear_text(1);
3547 #endif /* X11 */
3548         need_to_update = 1;
3549 #ifdef HAVE_LUA
3550         llua_update_info(&info, update_interval);
3551 #endif /* HAVE_LUA */
3552 }
3553
3554 #ifdef HAVE_SYS_INOTIFY_H
3555 int inotify_fd;
3556 #endif
3557
3558 static void main_loop(void)
3559 {
3560         int terminate = 0;
3561 #ifdef SIGNAL_BLOCKING
3562         sigset_t newmask, oldmask;
3563 #endif
3564         double t;
3565 #ifdef HAVE_SYS_INOTIFY_H
3566         int inotify_config_wd = -1;
3567 #define INOTIFY_EVENT_SIZE  (sizeof(struct inotify_event))
3568 #define INOTIFY_BUF_LEN     (20 * (INOTIFY_EVENT_SIZE + 16))
3569         char inotify_buff[INOTIFY_BUF_LEN];
3570 #endif /* HAVE_SYS_INOTIFY_H */
3571
3572
3573 #ifdef SIGNAL_BLOCKING
3574         sigemptyset(&newmask);
3575         sigaddset(&newmask, SIGINT);
3576         sigaddset(&newmask, SIGTERM);
3577         sigaddset(&newmask, SIGUSR1);
3578 #endif
3579
3580         last_update_time = 0.0;
3581         next_update_time = get_time();
3582         info.looped = 0;
3583         while (terminate == 0 && (total_run_times == 0 || info.looped < total_run_times)) {
3584                 if(update_interval_bat != NOBATTERY && update_interval_bat != update_interval_old) {
3585                         char buf[max_user_text];
3586
3587                         get_battery_short_status(buf, max_user_text, "BAT0");
3588                         if(buf[0] == 'D') {
3589                                 update_interval = update_interval_bat;
3590                         } else {
3591                                 update_interval = update_interval_old;
3592                         }
3593                 }
3594                 info.looped++;
3595
3596 #ifdef SIGNAL_BLOCKING
3597                 /* block signals.  we will inspect for pending signals later */
3598                 if (sigprocmask(SIG_BLOCK, &newmask, &oldmask) < 0) {
3599                         CRIT_ERR(NULL, NULL, "unable to sigprocmask()");
3600                 }
3601 #endif
3602
3603 #ifdef X11
3604                 if (output_methods & TO_X) {
3605                         XFlush(display);
3606
3607                         /* wait for X event or timeout */
3608
3609                         if (!XPending(display)) {
3610                                 fd_set fdsr;
3611                                 struct timeval tv;
3612                                 int s;
3613                                 t = next_update_time - get_time();
3614
3615                                 if (t < 0) {
3616                                         t = 0;
3617                                 } else if (t > update_interval) {
3618                                         t = update_interval;
3619                                 }
3620
3621                                 tv.tv_sec = (long) t;
3622                                 tv.tv_usec = (long) (t * 1000000) % 1000000;
3623                                 FD_ZERO(&fdsr);
3624                                 FD_SET(ConnectionNumber(display), &fdsr);
3625
3626                                 s = select(ConnectionNumber(display) + 1, &fdsr, 0, 0, &tv);
3627                                 if (s == -1) {
3628                                         if (errno != EINTR) {
3629                                                 NORM_ERR("can't select(): %s", strerror(errno));
3630                                         }
3631                                 } else {
3632                                         /* timeout */
3633                                         if (s == 0) {
3634                                                 update_text();
3635                                         }
3636                                 }
3637                         }
3638
3639                         if (need_to_update) {
3640 #ifdef OWN_WINDOW
3641                                 int wx = window.x, wy = window.y;
3642 #endif
3643
3644                                 need_to_update = 0;
3645                                 selected_font = 0;
3646                                 update_text_area();
3647 #ifdef OWN_WINDOW
3648                                 if (own_window) {
3649                                         int changed = 0;
3650
3651                                         /* resize window if it isn't right size */
3652                                         if (!fixed_size
3653                                                         && (text_width + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2 != window.width
3654                                                                 || text_height + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2 != window.height)) {
3655                                                 window.width = text_width + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2;
3656                                                 window.height = text_height + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2;
3657                                                 draw_stuff(); /* redraw everything in our newly sized window */
3658                                                 XResizeWindow(display, window.window, window.width,
3659                                                                 window.height); /* resize window */
3660                                                 set_transparent_background(window.window);
3661 #ifdef HAVE_XDBE
3662                                                 /* swap buffers */
3663                                                 xdbe_swap_buffers();
3664 #endif
3665
3666                                                 changed++;
3667 #ifdef HAVE_LUA
3668                                                 /* update lua window globals */
3669                                                 llua_update_window_table(text_start_x, text_start_y, text_width, text_height);
3670 #endif /* HAVE_LUA */
3671                                         }
3672
3673                                         /* move window if it isn't in right position */
3674                                         if (!fixed_pos && (window.x != wx || window.y != wy)) {
3675                                                 XMoveWindow(display, window.window, window.x, window.y);
3676                                                 changed++;
3677                                         }
3678
3679                                         /* update struts */
3680                                         if (changed && window.type == TYPE_PANEL) {
3681                                                 int sidenum = -1;
3682
3683                                                 fprintf(stderr, PACKAGE_NAME": defining struts\n");
3684                                                 fflush(stderr);
3685
3686                                                 switch (text_alignment) {
3687                                                         case TOP_LEFT:
3688                                                         case TOP_RIGHT:
3689                                                         case TOP_MIDDLE:
3690                                                                 {
3691                                                                         sidenum = 2;
3692                                                                         break;
3693                                                                 }
3694                                                         case BOTTOM_LEFT:
3695                                                         case BOTTOM_RIGHT:
3696                                                         case BOTTOM_MIDDLE:
3697                                                                 {
3698                                                                         sidenum = 3;
3699                                                                         break;
3700                                                                 }
3701                                                         case MIDDLE_LEFT:
3702                                                                 {
3703                                                                         sidenum = 0;
3704                                                                         break;
3705                                                                 }
3706                                                         case MIDDLE_RIGHT:
3707                                                                 {
3708                                                                         sidenum = 1;
3709                                                                         break;
3710                                                                 }
3711                                                 }
3712
3713                                                 set_struts(sidenum);
3714                                         }
3715                                 }
3716 #endif
3717
3718                                 clear_text(1);
3719
3720 #ifdef HAVE_XDBE
3721                                 if (use_xdbe) {
3722                                         XRectangle r;
3723
3724                                         r.x = text_start_x - window.border_inner_margin - window.border_outer_margin - window.border_width;
3725                                         r.y = text_start_y - window.border_inner_margin - window.border_outer_margin - window.border_width;
3726                                         r.width = text_width + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2;
3727                                         r.height = text_height + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2;
3728                                         XUnionRectWithRegion(&r, x11_stuff.region, x11_stuff.region);
3729                                 }
3730 #endif
3731                         }
3732
3733                         /* handle X events */
3734                         while (XPending(display)) {
3735                                 XEvent ev;
3736
3737                                 XNextEvent(display, &ev);
3738                                 switch (ev.type) {
3739                                         case Expose:
3740                                         {
3741                                                 XRectangle r;
3742                                                 r.x = ev.xexpose.x;
3743                                                 r.y = ev.xexpose.y;
3744                                                 r.width = ev.xexpose.width;
3745                                                 r.height = ev.xexpose.height;
3746                                                 XUnionRectWithRegion(&r, x11_stuff.region, x11_stuff.region);
3747                                                 break;
3748                                         }
3749
3750                                         case PropertyNotify:
3751                                         {
3752                                                 if ( ev.xproperty.state == PropertyNewValue ) {
3753                                                         get_x11_desktop_info( ev.xproperty.display, ev.xproperty.atom );
3754                                                 }
3755                                                 break;
3756                                         }
3757
3758 #ifdef OWN_WINDOW
3759                                         case ReparentNotify:
3760                                                 /* set background to ParentRelative for all parents */
3761                                                 if (own_window) {
3762                                                         set_transparent_background(window.window);
3763                                                 }
3764                                                 break;
3765
3766                                         case ConfigureNotify:
3767                                                 if (own_window) {
3768                                                         /* if window size isn't what expected, set fixed size */
3769                                                         if (ev.xconfigure.width != window.width
3770                                                                         || ev.xconfigure.height != window.height) {
3771                                                                 if (window.width != 0 && window.height != 0) {
3772                                                                         fixed_size = 1;
3773                                                                 }
3774
3775                                                                 /* clear old stuff before screwing up
3776                                                                  * size and pos */
3777                                                                 clear_text(1);
3778
3779                                                                 {
3780                                                                         XWindowAttributes attrs;
3781                                                                         if (XGetWindowAttributes(display,
3782                                                                                         window.window, &attrs)) {
3783                                                                                 window.width = attrs.width;
3784                                                                                 window.height = attrs.height;
3785                                                                         }
3786                                                                 }
3787
3788                                                                 text_width = window.width - window.border_inner_margin * 2 - window.border_outer_margin * 2 - window.border_width * 2;
3789                                                                 text_height = window.height - window.border_inner_margin * 2 - window.border_outer_margin * 2 - window.border_width * 2;
3790                                                                 if (text_width > maximum_width
3791                                                                                 && maximum_width > 0) {
3792                                                                         text_width = maximum_width;
3793                                                                 }
3794                                                         }
3795
3796                                                         /* if position isn't what expected, set fixed pos
3797                                                          * total_updates avoids setting fixed_pos when window
3798                                                          * is set to weird locations when started */
3799                                                         /* // this is broken
3800                                                         if (total_updates >= 2 && !fixed_pos
3801                                                                         && (window.x != ev.xconfigure.x
3802                                                                         || window.y != ev.xconfigure.y)
3803                                                                         && (ev.xconfigure.x != 0
3804                                                                         || ev.xconfigure.y != 0)) {
3805                                                                 fixed_pos = 1;
3806                                                         } */
3807                                                 }
3808                                                 break;
3809
3810                                         case ButtonPress:
3811                                                 if (own_window) {
3812                                                         /* if an ordinary window with decorations */
3813                                                         if ((window.type == TYPE_NORMAL &&
3814                                                                                 (!TEST_HINT(window.hints,
3815                                                                                                         HINT_UNDECORATED))) ||
3816                                                                         window.type == TYPE_DESKTOP) {
3817                                                                 /* allow conky to hold input focus. */
3818                                                                 break;
3819                                                         } else {
3820                                                                 /* forward the click to the desktop window */
3821                                                                 XUngrabPointer(display, ev.xbutton.time);
3822                                                                 ev.xbutton.window = window.desktop;
3823                                                                 ev.xbutton.x = ev.xbutton.x_root;
3824                                                                 ev.xbutton.y = ev.xbutton.y_root;
3825                                                                 XSendEvent(display, ev.xbutton.window, False,
3826                                                                         ButtonPressMask, &ev);
3827                                                                 XSetInputFocus(display, ev.xbutton.window,
3828                                                                         RevertToParent, ev.xbutton.time);
3829                                                         }
3830                                                 }
3831                                                 break;
3832
3833                                         case ButtonRelease:
3834                                                 if (own_window) {
3835                                                         /* if an ordinary window with decorations */
3836                                                         if ((window.type == TYPE_NORMAL)
3837                                                                         && (!TEST_HINT(window.hints,
3838                                                                         HINT_UNDECORATED))) {
3839                                                                 /* allow conky to hold input focus. */
3840                                                                 break;
3841                                                         } else {
3842                                                                 /* forward the release to the desktop window */
3843                                                                 ev.xbutton.window = window.desktop;
3844                                                                 ev.xbutton.x = ev.xbutton.x_root;
3845                                                                 ev.xbutton.y = ev.xbutton.y_root;
3846                                                                 XSendEvent(display, ev.xbutton.window, False,
3847                                                                         ButtonReleaseMask, &ev);
3848                                                         }
3849                                                 }
3850                                                 break;
3851
3852 #endif
3853
3854                                         default:
3855 #ifdef HAVE_XDAMAGE
3856                                                 if (ev.type == x11_stuff.event_base + XDamageNotify) {
3857                                                         XDamageNotifyEvent *dev = (XDamageNotifyEvent *) &ev;
3858
3859                                                         XFixesSetRegion(display, x11_stuff.part, &dev->area, 1);
3860                                                         XFixesUnionRegion(display, x11_stuff.region2, x11_stuff.region2, x11_stuff.part);
3861                                                 }
3862 #endif /* HAVE_XDAMAGE */
3863                                                 break;
3864                                 }
3865                         }
3866
3867 #ifdef HAVE_XDAMAGE
3868                         XDamageSubtract(display, x11_stuff.damage, x11_stuff.region2, None);
3869                         XFixesSetRegion(display, x11_stuff.region2, 0, 0);
3870 #endif /* HAVE_XDAMAGE */
3871
3872                         /* XDBE doesn't seem to provide a way to clear the back buffer
3873                          * without interfering with the front buffer, other than passing
3874                          * XdbeBackground to XdbeSwapBuffers. That means that if we're
3875                          * using XDBE, we need to redraw the text even if it wasn't part of
3876                          * the exposed area. OTOH, if we're not going to call draw_stuff at
3877                          * all, then no swap happens and we can safely do nothing. */
3878
3879                         if (!XEmptyRegion(x11_stuff.region)) {
3880 #ifdef HAVE_XDBE
3881                                 if (use_xdbe) {
3882                                         XRectangle r;
3883
3884                                         r.x = text_start_x - window.border_inner_margin - window.border_outer_margin - window.border_width;
3885                                         r.y = text_start_y - window.border_inner_margin - window.border_outer_margin - window.border_width;
3886                                         r.width = text_width + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2;
3887                                         r.height = text_height + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2;
3888                                         XUnionRectWithRegion(&r, x11_stuff.region, x11_stuff.region);
3889                                 }
3890 #endif
3891                                 XSetRegion(display, window.gc, x11_stuff.region);
3892 #ifdef XFT
3893                                 if (use_xft) {
3894                                         XftDrawSetClip(window.xftdraw, x11_stuff.region);
3895                                 }
3896 #endif
3897                                 draw_stuff();
3898                                 XDestroyRegion(x11_stuff.region);
3899                                 x11_stuff.region = XCreateRegion();
3900                         }
3901                 } else {
3902 #endif /* X11 */
3903                         t = (next_update_time - get_time()) * 1000000;
3904                         if(t > 0) usleep((useconds_t)t);
3905                         update_text();
3906                         draw_stuff();
3907 #ifdef NCURSES
3908                         if(output_methods & TO_NCURSES) {
3909                                 refresh();
3910                                 clear();
3911                         }
3912 #endif
3913 #ifdef X11
3914                 }
3915 #endif /* X11 */
3916
3917 #ifdef SIGNAL_BLOCKING
3918                 /* unblock signals of interest and let handler fly */
3919                 if (sigprocmask(SIG_SETMASK, &oldmask, NULL) < 0) {
3920                         CRIT_ERR(NULL, NULL, "unable to sigprocmask()");
3921                 }
3922 #endif
3923
3924                 switch (g_signal_pending) {
3925                         case SIGHUP:
3926                         case SIGUSR1:
3927                                 NORM_ERR("received SIGHUP or SIGUSR1. reloading the config file.");
3928                                 reload_config();
3929                                 break;
3930                         case SIGINT:
3931                         case SIGTERM:
3932                                 NORM_ERR("received SIGINT or SIGTERM to terminate. bye!");
3933                                 terminate = 1;
3934 #ifdef X11
3935                                 if (output_methods & TO_X) {
3936                                         XDestroyRegion(x11_stuff.region);
3937                                         x11_stuff.region = NULL;
3938 #ifdef HAVE_XDAMAGE
3939                                         XDamageDestroy(display, x11_stuff.damage);
3940                                         XFixesDestroyRegion(display, x11_stuff.region2);
3941                                         XFixesDestroyRegion(display, x11_stuff.part);
3942 #endif /* HAVE_XDAMAGE */
3943                                         if (disp) {
3944                                                 free(disp);
3945                                         }
3946                                 }
3947 #endif /* X11 */
3948                                 if(overwrite_file) {
3949                                         free(overwrite_file);
3950                                         overwrite_file = 0;
3951                                 }
3952                                 if(append_file) {
3953                                         free(append_file);
3954                                         append_file = 0;
3955                                 }
3956                                 break;
3957                         default:
3958                                 /* Reaching here means someone set a signal
3959                                  * (SIGXXXX, signal_handler), but didn't write any code
3960                                  * to deal with it.
3961                                  * If you don't want to handle a signal, don't set a handler on
3962                                  * it in the first place. */
3963                                 if (g_signal_pending) {
3964                                         NORM_ERR("ignoring signal (%d)", g_signal_pending);
3965                                 }
3966                                 break;
3967                 }
3968 #ifdef HAVE_SYS_INOTIFY_H
3969                 if (inotify_fd != -1 && inotify_config_wd == -1 && current_config != 0) {
3970                         inotify_config_wd = inotify_add_watch(inotify_fd,
3971                                         current_config,
3972                                         IN_MODIFY);
3973                 }
3974                 if (inotify_fd != -1 && inotify_config_wd != -1 && current_config != 0) {
3975                         int len = 0, idx = 0;
3976                         fd_set descriptors;
3977                         struct timeval time_to_wait;
3978
3979                         FD_ZERO(&descriptors);
3980                         FD_SET(inotify_fd, &descriptors);
3981
3982                         time_to_wait.tv_sec = time_to_wait.tv_usec = 0;
3983
3984                         select(inotify_fd + 1, &descriptors, NULL, NULL, &time_to_wait);
3985                         if (FD_ISSET(inotify_fd, &descriptors)) {
3986                                 /* process inotify events */
3987                                 len = read(inotify_fd, inotify_buff, INOTIFY_BUF_LEN);
3988                                 while (len > 0 && idx < len) {
3989                                         struct inotify_event *ev = (struct inotify_event *) &inotify_buff[idx];
3990                                         if (ev->wd == inotify_config_wd && (ev->mask & IN_MODIFY || ev->mask & IN_IGNORED)) {
3991                                                 /* current_config should be reloaded */
3992                                                 NORM_ERR("'%s' modified, reloading...", current_config);
3993                                                 reload_config();
3994                                                 if (ev->mask & IN_IGNORED) {
3995                                                         /* for some reason we get IN_IGNORED here
3996                                                          * sometimes, so we need to re-add the watch */
3997                                                         inotify_config_wd = inotify_add_watch(inotify_fd,
3998                                                                         current_config,
3999                                                                         IN_MODIFY);
4000                                                 }
4001                                         }
4002 #ifdef HAVE_LUA
4003                                         else {
4004                                                 llua_inotify_query(ev->wd, ev->mask);
4005                                         }
4006 #endif /* HAVE_LUA */
4007                                         idx += INOTIFY_EVENT_SIZE + ev->len;
4008                                 }
4009                         }
4010                 }
4011 #endif /* HAVE_SYS_INOTIFY_H */
4012
4013 #ifdef HAVE_LUA
4014                 llua_update_info(&info, update_interval);
4015 #endif /* HAVE_LUA */
4016                 g_signal_pending = 0;
4017         }
4018         clean_up(NULL, NULL);
4019
4020 #ifdef HAVE_SYS_INOTIFY_H
4021         if (inotify_fd != -1) {
4022                 inotify_rm_watch(inotify_fd, inotify_config_wd);
4023                 close(inotify_fd);
4024                 inotify_fd = inotify_config_wd = 0;
4025         }
4026 #endif /* HAVE_SYS_INOTIFY_H */
4027 }
4028
4029 #ifdef X11
4030 static void load_config_file_x11(const char *);
4031 #endif /* X11 */
4032 void initialisation(int argc, char** argv);
4033
4034         /* reload the config file */
4035 static void reload_config(void)
4036 {
4037         char *current_config_copy = strdup(current_config);
4038         clean_up(NULL, NULL);
4039         current_config = current_config_copy;
4040         initialisation(argc_copy, argv_copy);
4041 }
4042
4043 void clean_up(void *memtofree1, void* memtofree2)
4044 {
4045         int i;
4046
4047 #ifdef NCURSES
4048         if(output_methods & TO_NCURSES) {
4049                 endwin();
4050         }
4051 #endif
4052         conftree_empty(currentconffile);
4053         currentconffile = NULL;
4054         if(memtofree1) {
4055                 free(memtofree1);
4056         }
4057         if(memtofree2) {
4058                 free(memtofree2);
4059         }
4060         timed_thread_destroy_registered_threads();
4061
4062         if (info.cpu_usage) {
4063                 free(info.cpu_usage);
4064                 info.cpu_usage = NULL;
4065         }
4066 #ifdef X11
4067         if (x_initialised == YES) {
4068                 XClearArea(display, window.window, text_start_x - window.border_inner_margin - window.border_outer_margin - window.border_width,
4069                         text_start_y - window.border_inner_margin - window.border_outer_margin - window.border_width,
4070                         text_width + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2,
4071                         text_height + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2, 0);
4072                 destroy_window();
4073                 free_fonts();
4074                 if(x11_stuff.region) {
4075                         XDestroyRegion(x11_stuff.region);
4076                         x11_stuff.region = NULL;
4077                 }
4078                 XCloseDisplay(display);
4079                 display = NULL;
4080                 if(info.x11.desktop.all_names) {
4081                         free(info.x11.desktop.all_names);
4082                         info.x11.desktop.all_names = NULL;
4083                 }
4084                 if (info.x11.desktop.name) {
4085                         free(info.x11.desktop.name);
4086                         info.x11.desktop.name = NULL;
4087                 }
4088                 x_initialised = NO;
4089         }else{
4090                 free(fonts);    //in set_default_configurations a font is set but not loaded
4091                 font_count = -1;
4092         }
4093
4094 #endif /* X11 */
4095
4096         free_update_callbacks();
4097
4098         free_templates();
4099
4100         free_text_objects(&global_root_object, 0);
4101         if (tmpstring1) {
4102                 free(tmpstring1);
4103                 tmpstring1 = 0;
4104         }
4105         if (tmpstring2) {
4106                 free(tmpstring2);
4107                 tmpstring2 = 0;
4108         }
4109         if (text_buffer) {
4110                 free(text_buffer);
4111                 text_buffer = 0;
4112         }
4113
4114         if (global_text) {
4115                 free(global_text);
4116                 global_text = 0;
4117         }
4118
4119         free(current_config);
4120         current_config = 0;
4121
4122 #ifdef TCP_PORT_MONITOR
4123         tcp_portmon_clear();
4124 #endif
4125 #ifdef HAVE_CURL
4126         ccurl_free_info();
4127 #endif
4128 #ifdef RSS
4129         rss_free_info();
4130 #endif
4131 #ifdef WEATHER
4132         weather_free_info();
4133 #endif
4134 #ifdef HAVE_LUA
4135         llua_shutdown_hook();
4136         llua_close();
4137 #endif /* HAVE_LUA */
4138 #ifdef IMLIB2
4139         if (output_methods & TO_X)
4140                 cimlib_deinit();
4141 #endif /* IMLIB2 */
4142 #ifdef XOAP
4143         xmlCleanupParser();
4144 #endif /* XOAP */
4145
4146         if (specials) {
4147                 for (i = 0; i < special_count; i++) {
4148                         if (specials[i].type == GRAPH) {
4149                                 free(specials[i].graph);
4150                         }
4151                 }
4152                 free(specials);
4153                 specials = NULL;
4154         }
4155
4156         clear_net_stats();
4157         clear_diskio_stats();
4158         if(global_cpu != NULL) {
4159                 free(global_cpu);
4160                 global_cpu = NULL;
4161         }
4162 }
4163
4164 static int string_to_bool(const char *s)
4165 {
4166         if (!s) {
4167                 // Assumes an option without a true/false means true
4168                 return 1;
4169         } else if (strcasecmp(s, "yes") == EQUAL) {
4170                 return 1;
4171         } else if (strcasecmp(s, "true") == EQUAL) {
4172                 return 1;
4173         } else if (strcasecmp(s, "1") == EQUAL) {
4174                 return 1;
4175         }
4176         return 0;
4177 }
4178
4179 #ifdef X11
4180 static enum alignment string_to_alignment(const char *s)
4181 {
4182         if (strcasecmp(s, "top_left") == EQUAL) {
4183                 return TOP_LEFT;
4184         } else if (strcasecmp(s, "top_right") == EQUAL) {
4185                 return TOP_RIGHT;
4186         } else if (strcasecmp(s, "top_middle") == EQUAL) {
4187                 return TOP_MIDDLE;
4188         } else if (strcasecmp(s, "bottom_left") == EQUAL) {
4189                 return BOTTOM_LEFT;
4190         } else if (strcasecmp(s, "bottom_right") == EQUAL) {
4191                 return BOTTOM_RIGHT;
4192         } else if (strcasecmp(s, "bottom_middle") == EQUAL) {
4193                 return BOTTOM_MIDDLE;
4194         } else if (strcasecmp(s, "middle_left") == EQUAL) {
4195                 return MIDDLE_LEFT;
4196         } else if (strcasecmp(s, "middle_right") == EQUAL) {
4197                 return MIDDLE_RIGHT;
4198         } else if (strcasecmp(s, "middle_middle") == EQUAL) {
4199                 return MIDDLE_MIDDLE;
4200         } else if (strcasecmp(s, "tl") == EQUAL) {
4201                 return TOP_LEFT;
4202         } else if (strcasecmp(s, "tr") == EQUAL) {
4203                 return TOP_RIGHT;
4204         } else if (strcasecmp(s, "tm") == EQUAL) {
4205                 return TOP_MIDDLE;
4206         } else if (strcasecmp(s, "bl") == EQUAL) {
4207                 return BOTTOM_LEFT;
4208         } else if (strcasecmp(s, "br") == EQUAL) {
4209                 return BOTTOM_RIGHT;
4210         } else if (strcasecmp(s, "bm") == EQUAL) {
4211                 return BOTTOM_MIDDLE;
4212         } else if (strcasecmp(s, "ml") == EQUAL) {
4213                 return MIDDLE_LEFT;
4214         } else if (strcasecmp(s, "mr") == EQUAL) {
4215                 return MIDDLE_RIGHT;
4216         } else if (strcasecmp(s, "mm") == EQUAL) {
4217                 return MIDDLE_MIDDLE;
4218         } else if (strcasecmp(s, "none") == EQUAL) {
4219                 return NONE;
4220         }
4221         return TOP_LEFT;
4222 }
4223 #endif /* X11 */
4224
4225 #ifdef X11
4226 static void set_default_configurations_for_x(void)
4227 {
4228         default_fg_color = WhitePixel(display, screen);
4229         default_bg_color = BlackPixel(display, screen);
4230         default_out_color = BlackPixel(display, screen);
4231         color0 = default_fg_color;
4232         color1 = default_fg_color;
4233         color2 = default_fg_color;
4234         color3 = default_fg_color;
4235         color4 = default_fg_color;
4236         color5 = default_fg_color;
4237         color6 = default_fg_color;
4238         color7 = default_fg_color;
4239         color8 = default_fg_color;
4240         color9 = default_fg_color;
4241         current_text_color = default_fg_color;
4242 }
4243 #endif /* X11 */
4244
4245 static void set_default_configurations(void)
4246 {
4247 #ifdef MPD
4248         char *mpd_env_host;
4249         char *mpd_env_port;
4250 #endif
4251         update_uname();
4252         fork_to_background = 0;
4253         total_run_times = 0;
4254         info.cpu_avg_samples = 2;
4255         info.net_avg_samples = 2;
4256         info.diskio_avg_samples = 2;
4257         info.memmax = 0;
4258         top_cpu = 0;
4259         cpu_separate = 0;
4260         short_units = 0;
4261         format_human_readable = 1;
4262         top_mem = 0;
4263         top_time = 0;
4264 #ifdef IOSTATS
4265         top_io = 0;
4266 #endif
4267 #ifdef __linux__
4268         top_running = 0;
4269 #endif
4270 #ifdef MPD
4271         mpd_env_host = getenv("MPD_HOST");
4272         mpd_env_port = getenv("MPD_PORT");
4273
4274         if (!mpd_env_host || !strlen(mpd_env_host)) {
4275                 mpd_set_host("localhost");
4276         } else {
4277                 /* MPD_HOST environment variable is set */
4278                 char *mpd_hostpart = strchr(mpd_env_host, '@');
4279                 if (!mpd_hostpart) {
4280                         mpd_set_host(mpd_env_host);
4281                 } else {
4282                         /* MPD_HOST contains a password */
4283                         char mpd_password[mpd_hostpart - mpd_env_host + 1];
4284                         snprintf(mpd_password, mpd_hostpart - mpd_env_host + 1, "%s", mpd_env_host);
4285
4286                         if (!strlen(mpd_hostpart + 1)) {
4287                                 mpd_set_host("localhost");
4288                         } else {
4289                                 mpd_set_host(mpd_hostpart + 1);
4290                         }
4291
4292                         mpd_set_password(mpd_password, 1);
4293                 }
4294         }
4295
4296
4297         if (!mpd_env_port || mpd_set_port(mpd_env_port)) {
4298                 /* failed to set port from environment variable */
4299                 mpd_set_port("6600");
4300         }
4301 #endif
4302 #ifdef XMMS2
4303         info.xmms2.artist = NULL;
4304         info.xmms2.album = NULL;
4305         info.xmms2.title = NULL;
4306         info.xmms2.genre = NULL;
4307         info.xmms2.comment = NULL;
4308         info.xmms2.url = NULL;
4309         info.xmms2.status = NULL;
4310         info.xmms2.playlist = NULL;
4311 #endif
4312         use_spacer = NO_SPACER;
4313 #ifdef X11
4314         output_methods = TO_X;
4315 #else
4316         output_methods = TO_STDOUT;
4317 #endif
4318 #ifdef X11
4319         show_graph_scale = 0;
4320         show_graph_range = 0;
4321         draw_shades = 1;
4322         draw_borders = 0;
4323         draw_graph_borders = 1;
4324         draw_outline = 0;
4325         set_first_font("6x10");
4326         gap_x = 5;
4327         gap_y = 60;
4328         minimum_width = 5;
4329         minimum_height = 5;
4330         maximum_width = 0;
4331 #ifdef OWN_WINDOW
4332         own_window = 0;
4333         window.type = TYPE_NORMAL;
4334         window.hints = 0;
4335         strcpy(window.class_name, PACKAGE_NAME);
4336         sprintf(window.title, PACKAGE_NAME" (%s)", info.uname_s.nodename);
4337 #endif
4338         stippled_borders = 0;
4339         window.border_inner_margin = 3;
4340         window.border_outer_margin = 1;
4341         window.border_width = 1;
4342         text_alignment = BOTTOM_LEFT;
4343         info.x11.monitor.number = 1;
4344         info.x11.monitor.current = 0;
4345         info.x11.desktop.current = 1;
4346         info.x11.desktop.number = 1;
4347         info.x11.desktop.nitems = 0;
4348         info.x11.desktop.all_names = NULL;
4349         info.x11.desktop.name = NULL;
4350 #endif /* X11 */
4351
4352         free_templates();
4353
4354         free(current_mail_spool);
4355         {
4356                 char buf[256];
4357
4358                 variable_substitute(MAIL_FILE, buf, 256);
4359                 if (buf[0] != '\0') {
4360                         current_mail_spool = strndup(buf, text_buffer_size);
4361                 }
4362         }
4363
4364         no_buffers = 1;
4365         set_update_interval(3);
4366         update_interval_bat = NOBATTERY;
4367         info.music_player_interval = 1.0;
4368         stuff_in_uppercase = 0;
4369         info.users.number = 1;
4370
4371         set_times_in_seconds(0);
4372
4373 #ifdef TCP_PORT_MONITOR
4374         /* set default connection limit */
4375         tcp_portmon_set_max_connections(0);
4376 #endif
4377 }
4378
4379 /* returns 1 if you can overwrite or create the file at 'path' */
4380 static _Bool overwrite_works(const char *path)
4381 {
4382         FILE *filepointer;
4383
4384         if (!(filepointer = fopen(path, "w")))
4385                 return 0;
4386         fclose(filepointer);
4387         return 1;
4388 }
4389
4390 /* returns 1 if you can append or create the file at 'path' */
4391 static _Bool append_works(const char *path)
4392 {
4393         FILE *filepointer;
4394
4395         if (!(filepointer = fopen(path, "a")))
4396                 return 0;
4397         fclose(filepointer);
4398         return 1;
4399 }
4400
4401 #ifdef X11
4402 #ifdef DEBUG
4403 /* WARNING, this type not in Xlib spec */
4404 int x11_error_handler(Display *d, XErrorEvent *err)
4405         __attribute__((noreturn));
4406 int x11_error_handler(Display *d, XErrorEvent *err)
4407 {
4408         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",
4409                         err->type,
4410                         (long unsigned)err->display,
4411                         (long)err->resourceid,
4412                         err->serial,
4413                         err->error_code,
4414                         err->request_code,
4415                         err->minor_code,
4416                         (long unsigned)d
4417                         );
4418         abort();
4419 }
4420
4421 int x11_ioerror_handler(Display *d)
4422         __attribute__((noreturn));
4423 int x11_ioerror_handler(Display *d)
4424 {
4425         NORM_ERR("X Error: Display %lx\n",
4426                         (long unsigned)d
4427                         );
4428         exit(1);
4429 }
4430 #endif /* DEBUG */
4431
4432 static void X11_initialisation(void)
4433 {
4434         if (x_initialised == YES) return;
4435         output_methods |= TO_X;
4436         init_X11(disp);
4437         set_default_configurations_for_x();
4438         x_initialised = YES;
4439 #ifdef DEBUG
4440         _Xdebug = 1;
4441         /* WARNING, this type not in Xlib spec */
4442         XSetErrorHandler(&x11_error_handler);
4443         XSetIOErrorHandler(&x11_ioerror_handler);
4444 #endif /* DEBUG */
4445 }
4446
4447 static char **xargv = 0;
4448 static int xargc = 0;
4449
4450 static void X11_create_window(void)
4451 {
4452         if (output_methods & TO_X) {
4453 #ifdef OWN_WINDOW
4454                 init_window(own_window, text_width + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2,
4455                                 text_height + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2, set_transparent, background_colour,
4456                                 xargv, xargc);
4457 #else /* OWN_WINDOW */
4458                 init_window(0, text_width + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2,
4459                                 text_height + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2, set_transparent, 0,
4460                                 xargv, xargc);
4461 #endif /* OWN_WINDOW */
4462
4463                 setup_fonts();
4464                 load_fonts();
4465                 update_text_area();     /* to position text/window on screen */
4466
4467 #ifdef OWN_WINDOW
4468                 if (own_window && !fixed_pos) {
4469                         XMoveWindow(display, window.window, window.x, window.y);
4470                 }
4471                 if (own_window) {
4472                         set_transparent_background(window.window);
4473                 }
4474 #endif
4475
4476                 create_gc();
4477
4478                 draw_stuff();
4479
4480                 x11_stuff.region = XCreateRegion();
4481 #ifdef HAVE_XDAMAGE
4482                 if (!XDamageQueryExtension(display, &x11_stuff.event_base, &x11_stuff.error_base)) {
4483                         NORM_ERR("Xdamage extension unavailable");
4484                 }
4485                 x11_stuff.damage = XDamageCreate(display, window.window, XDamageReportNonEmpty);
4486                 x11_stuff.region2 = XFixesCreateRegionFromWindow(display, window.window, 0);
4487                 x11_stuff.part = XFixesCreateRegionFromWindow(display, window.window, 0);
4488 #endif /* HAVE_XDAMAGE */
4489
4490                 selected_font = 0;
4491                 update_text_area();     /* to get initial size of the window */
4492         }
4493 #ifdef HAVE_LUA
4494         /* setup lua window globals */
4495         llua_setup_window_table(text_start_x, text_start_y, text_width, text_height);
4496 #endif /* HAVE_LUA */
4497 }
4498 #endif /* X11 */
4499
4500 #define CONF_ERR NORM_ERR("%s: %d: config file error", f, line)
4501 #define CONF_ERR2(a) NORM_ERR("%s: %d: config file error: %s", f, line, a)
4502 #define CONF2(a) if (strcasecmp(name, a) == 0)
4503 #define CONF(a) else CONF2(a)
4504 #define CONF3(a, b) else if (strcasecmp(name, a) == 0 \
4505                 || strcasecmp(name, b) == 0)
4506 #define CONF_CONTINUE 1
4507 #define CONF_BREAK 2
4508 #define CONF_BUFF_SIZE 512
4509
4510 static FILE *open_config_file(const char *f)
4511 {
4512 #ifdef CONFIG_OUTPUT
4513         if (!strcmp(f, "==builtin==")) {
4514                 return conf_cookie_open();
4515         } else
4516 #endif /* CONFIG_OUTPUT */
4517                 return fopen(f, "r");
4518 }
4519
4520 static int do_config_step(int *line, FILE *fp, char *buf, char **name, char **value)
4521 {
4522         char *p, *p2;
4523         (*line)++;
4524         if (fgets(buf, CONF_BUFF_SIZE, fp) == NULL) {
4525                 return CONF_BREAK;
4526         }
4527         remove_comments(buf);
4528
4529         p = buf;
4530
4531         /* skip spaces */
4532         while (*p && isspace((int) *p)) {
4533                 p++;
4534         }
4535         if (*p == '\0') {
4536                 return CONF_CONTINUE;   /* empty line */
4537         }
4538
4539         *name = p;
4540
4541         /* skip name */
4542         p2 = p;
4543         while (*p2 && !isspace((int) *p2)) {
4544                 p2++;
4545         }
4546         if (*p2 != '\0') {
4547                 *p2 = '\0';     /* break at name's end */
4548                 p2++;
4549         }
4550
4551         /* get value */
4552         if (*p2) {
4553                 p = p2;
4554                 while (*p && isspace((int) *p)) {
4555                         p++;
4556                 }
4557
4558                 *value = p;
4559
4560                 p2 = *value + strlen(*value);
4561                 while (isspace((int) *(p2 - 1))) {
4562                         *--p2 = '\0';
4563                 }
4564         } else {
4565                 *value = 0;
4566         }
4567         return 0;
4568 }
4569
4570 char load_config_file(const char *f)
4571 {
4572         int line = 0;
4573         FILE *fp;
4574
4575         fp = open_config_file(f);
4576         if (!fp) {
4577                 return FALSE;
4578         }
4579         DBGP("reading contents from config file '%s'", f);
4580
4581         while (!feof(fp)) {
4582                 char buff[CONF_BUFF_SIZE], *name, *value;
4583                 int ret = do_config_step(&line, fp, buff, &name, &value);
4584                 if (ret == CONF_BREAK) {
4585                         break;
4586                 } else if (ret == CONF_CONTINUE) {
4587                         continue;
4588                 }
4589
4590 #ifdef X11
4591                 CONF2("out_to_x") {
4592                         /* don't listen if X is already initialised or
4593                          * if we already know we don't want it */
4594                         if(x_initialised != YES) {
4595                                 if (string_to_bool(value)) {
4596                                         output_methods &= TO_X;
4597                                 } else {
4598                                         output_methods &= ~TO_X;
4599                                         x_initialised = NEVER;
4600                                 }
4601                         }
4602                 }
4603                 CONF("display") {
4604                         if (!value || x_initialised == YES) {
4605                                 CONF_ERR;
4606                         } else {
4607                                 if (disp)
4608                                         free(disp);
4609                                 disp = strdup(value);
4610                         }
4611                 }
4612                 CONF("alignment") {
4613 #ifdef OWN_WINDOW
4614                         if (window.type == TYPE_DOCK)
4615                                 ;
4616                         else
4617 #endif /*OWN_WINDOW */
4618                         if (value) {
4619                                 int a = string_to_alignment(value);
4620
4621                                 if (a <= 0) {
4622                                         CONF_ERR;
4623                                 } else {
4624                                         text_alignment = a;
4625                                 }
4626                         } else {
4627                                 CONF_ERR;
4628                         }
4629                 }
4630                 CONF("background") {
4631                         fork_to_background = string_to_bool(value);
4632                 }
4633 #else
4634                 CONF2("background") {
4635                         fork_to_background = string_to_bool(value);
4636                 }
4637 #endif /* X11 */
4638 #ifdef X11
4639                 CONF("show_graph_scale") {
4640                         show_graph_scale = string_to_bool(value);
4641                 }
4642                 CONF("show_graph_range") {
4643                         show_graph_range = string_to_bool(value);
4644                 }
4645                 CONF("border_inner_margin") {
4646                         if (value) {
4647                                 window.border_inner_margin = strtol(value, 0, 0);
4648                                 if (window.border_inner_margin < 0) window.border_inner_margin = 0;
4649                         } else {
4650                                 CONF_ERR;
4651                         }
4652                 }
4653                 CONF("border_outer_margin") {
4654                         if (value) {
4655                                 window.border_outer_margin = strtol(value, 0, 0);
4656                                 if (window.border_outer_margin < 0) window.border_outer_margin = 0;
4657                         } else {
4658                                 CONF_ERR;
4659                         }
4660                 }
4661                 CONF("border_width") {
4662                         if (value) {
4663                                 window.border_width = strtol(value, 0, 0);
4664                                 if (window.border_width < 0) window.border_width = 0;
4665                         } else {
4666                                 CONF_ERR;
4667                         }
4668                 }
4669 #endif /* X11 */
4670 #define TEMPLATE_CONF(n) \
4671                 CONF("template"#n) { \
4672                         if (set_template(n, value)) \
4673                                 CONF_ERR; \
4674                 }
4675                 TEMPLATE_CONF(0)
4676                 TEMPLATE_CONF(1)
4677                 TEMPLATE_CONF(2)
4678                 TEMPLATE_CONF(3)
4679                 TEMPLATE_CONF(4)
4680                 TEMPLATE_CONF(5)
4681                 TEMPLATE_CONF(6)
4682                 TEMPLATE_CONF(7)
4683                 TEMPLATE_CONF(8)
4684                 TEMPLATE_CONF(9)
4685                 CONF("imap") {
4686                         if (value) {
4687                                 parse_global_imap_mail_args(value);
4688                         } else {
4689                                 CONF_ERR;
4690                         }
4691                 }
4692                 CONF("pop3") {
4693                         if (value) {
4694                                 parse_global_pop3_mail_args(value);
4695                         } else {
4696                                 CONF_ERR;
4697                         }
4698                 }
4699                 CONF("default_bar_size") {
4700                         char err = 0;
4701                         if (value) {
4702                                 if (sscanf(value, "%d %d", &default_bar_width, &default_bar_height) != 2) {
4703                                         err = 1;
4704                                 }
4705                         } else {
4706                                 err = 1;
4707                         }
4708                         if (err) {
4709                                 CONF_ERR2("default_bar_size takes 2 integer arguments (ie. 'default_bar_size 0 6')")
4710                         }
4711                 }
4712 #ifdef X11
4713                 CONF("default_graph_size") {
4714                         char err = 0;
4715                         if (value) {
4716                                 if (sscanf(value, "%d %d", &default_graph_width, &default_graph_height) != 2) {
4717                                         err = 1;
4718                                 }
4719                         } else {
4720                                 err = 1;
4721                         }
4722                         if (err) {
4723                                 CONF_ERR2("default_graph_size takes 2 integer arguments (ie. 'default_graph_size 0 6')")
4724                         }
4725                 }
4726                 CONF("default_gauge_size") {
4727                         char err = 0;
4728                         if (value) {
4729                                 if (sscanf(value, "%d %d", &default_gauge_width, &default_gauge_height) != 2) {
4730                                         err = 1;
4731                                 }
4732                         } else {
4733                                 err = 1;
4734                         }
4735                         if (err) {
4736                                 CONF_ERR2("default_gauge_size takes 2 integer arguments (ie. 'default_gauge_size 0 6')")
4737                         }
4738                 }
4739 #endif
4740 #ifdef MPD
4741                 CONF("mpd_host") {
4742                         if (value) {
4743                                 mpd_set_host(value);
4744                         } else {
4745                                 CONF_ERR;
4746                         }
4747                 }
4748                 CONF("mpd_port") {
4749                         if (value && mpd_set_port(value)) {
4750                                 CONF_ERR;
4751                         }
4752                 }
4753                 CONF("mpd_password") {
4754                         if (value) {
4755                                 mpd_set_password(value, 0);
4756                         } else {
4757                                 CONF_ERR;
4758                         }
4759                 }
4760 #endif
4761                 CONF("music_player_interval") {
4762                         if (value) {
4763                                 info.music_player_interval = strtod(value, 0);
4764                         } else {
4765                                 CONF_ERR;
4766                         }
4767                 }
4768 #ifdef __OpenBSD__
4769                 CONF("sensor_device") {
4770                         if (value) {
4771                                 sensor_device = strtol(value, 0, 0);
4772                         } else {
4773                                 CONF_ERR;
4774                         }
4775                 }
4776 #endif
4777                 CONF("cpu_avg_samples") {
4778                         if (value) {
4779                                 cpu_avg_samples = strtol(value, 0, 0);
4780                                 if (cpu_avg_samples < 1 || cpu_avg_samples > 14) {
4781                                         CONF_ERR;
4782                                 } else {
4783                                         info.cpu_avg_samples = cpu_avg_samples;
4784                                 }
4785                         } else {
4786                                 CONF_ERR;
4787                         }
4788                 }
4789                 CONF("net_avg_samples") {
4790                         if (value) {
4791                                 net_avg_samples = strtol(value, 0, 0);
4792                                 if (net_avg_samples < 1 || net_avg_samples > 14) {
4793                                         CONF_ERR;
4794                                 } else {
4795                                         info.net_avg_samples = net_avg_samples;
4796                                 }
4797                         } else {
4798                                 CONF_ERR;
4799                         }
4800                 }
4801                 CONF("diskio_avg_samples") {
4802                         if (value) {
4803                                 diskio_avg_samples = strtol(value, 0, 0);
4804                                 if (diskio_avg_samples < 1 || diskio_avg_samples > 14) {
4805                                         CONF_ERR;
4806                                 } else {
4807                                         info.diskio_avg_samples = diskio_avg_samples;
4808                                 }
4809                         } else {
4810                                 CONF_ERR;
4811                         }
4812                 }
4813
4814 #ifdef HAVE_XDBE
4815                 CONF("double_buffer") {
4816                         use_xdbe = string_to_bool(value);
4817                 }
4818 #endif
4819 #ifdef X11
4820                 CONF("override_utf8_locale") {
4821                         utf8_mode = string_to_bool(value);
4822                 }
4823                 CONF("draw_borders") {
4824                         draw_borders = string_to_bool(value);
4825                 }
4826                 CONF("draw_graph_borders") {
4827                         draw_graph_borders = string_to_bool(value);
4828                 }
4829                 CONF("draw_shades") {
4830                         draw_shades = string_to_bool(value);
4831                 }
4832                 CONF("draw_outline") {
4833                         draw_outline = string_to_bool(value);
4834                 }
4835 #endif /* X11 */
4836                 CONF("times_in_seconds") {
4837                         set_times_in_seconds(string_to_bool(value));
4838                 }
4839                 CONF("out_to_console") {
4840                         if(string_to_bool(value)) {
4841                                 output_methods |= TO_STDOUT;
4842                         } else {
4843                                 output_methods &= ~TO_STDOUT;
4844                         }
4845                 }
4846                 CONF("extra_newline") {
4847                         extra_newline = string_to_bool(value);
4848                 }
4849                 CONF("out_to_stderr") {
4850                         if(string_to_bool(value))
4851                                 output_methods |= TO_STDERR;
4852                 }
4853 #ifdef NCURSES
4854                 CONF("out_to_ncurses") {
4855                         if(string_to_bool(value)) {
4856                                 initscr();
4857                                 start_color();
4858                                 output_methods |= TO_NCURSES;
4859                         }
4860                 }
4861 #endif
4862                 CONF("overwrite_file") {
4863                         if(overwrite_file) {
4864                                 free(overwrite_file);
4865                                 overwrite_file = 0;
4866                         }
4867                         if(overwrite_works(value)) {
4868                                 overwrite_file = strdup(value);
4869                                 output_methods |= OVERWRITE_FILE;
4870                         } else
4871                                 NORM_ERR("overwrite_file won't be able to create/overwrite '%s'", value);
4872                 }
4873                 CONF("append_file") {
4874                         if(append_file) {
4875                                 free(append_file);
4876                                 append_file = 0;
4877                         }
4878                         if(append_works(value)) {
4879                                 append_file = strdup(value);
4880                                 output_methods |= APPEND_FILE;
4881                         } else
4882                                 NORM_ERR("append_file won't be able to create/append '%s'", value);
4883                 }
4884                 CONF("use_spacer") {
4885                         if (value) {
4886                                 if (strcasecmp(value, "left") == EQUAL) {
4887                                         use_spacer = LEFT_SPACER;
4888                                 } else if (strcasecmp(value, "right") == EQUAL) {
4889                                         use_spacer = RIGHT_SPACER;
4890                                 } else if (strcasecmp(value, "none") == EQUAL) {
4891                                         use_spacer = NO_SPACER;
4892                                 } else {
4893                                         use_spacer = string_to_bool(value);
4894                                         NORM_ERR("use_spacer should have an argument of left, right, or"
4895                                                 " none.  '%s' seems to be some form of '%s', so"
4896                                                 " defaulting to %s.", value,
4897                                                 use_spacer ? "true" : "false",
4898                                                 use_spacer ? "right" : "none");
4899                                         if (use_spacer) {
4900                                                 use_spacer = RIGHT_SPACER;
4901                                         } else {
4902                                                 use_spacer = NO_SPACER;
4903                                         }
4904                                 }
4905                         } else {
4906                                 NORM_ERR("use_spacer should have an argument. Defaulting to right.");
4907                                 use_spacer = RIGHT_SPACER;
4908                         }
4909                 }
4910 #ifdef X11
4911 #ifdef XFT
4912                 CONF("use_xft") {
4913                         use_xft = string_to_bool(value);
4914                 }
4915                 CONF("font") {
4916                         if (value) {
4917                                 set_first_font(value);
4918                         }
4919                 }
4920                 CONF("xftalpha") {
4921                         if (value && font_count >= 0) {
4922                                 fonts[0].font_alpha = atof(value) * 65535.0;
4923                         }
4924                 }
4925                 CONF("xftfont") {
4926                         if (use_xft) {
4927 #else
4928                 CONF("use_xft") {
4929                         if (string_to_bool(value)) {
4930                                 NORM_ERR("Xft not enabled at compile time");
4931                         }
4932                 }
4933                 CONF("xftfont") {
4934                         /* xftfont silently ignored when no Xft */
4935                 }
4936                 CONF("xftalpha") {
4937                         /* xftalpha is silently ignored when no Xft */
4938                 }
4939                 CONF("font") {
4940 #endif
4941                         if (value) {
4942                                 set_first_font(value);
4943                         }
4944 #ifdef XFT
4945                         }
4946 #endif
4947                 }
4948                 CONF("gap_x") {
4949                         if (value) {
4950                                 gap_x = atoi(value);
4951                         } else {
4952                                 CONF_ERR;
4953                         }
4954                 }
4955                 CONF("gap_y") {
4956                         if (value) {
4957                                 gap_y = atoi(value);
4958                         } else {
4959                                 CONF_ERR;
4960                         }
4961                 }
4962 #endif /* X11 */
4963                 CONF("mail_spool") {
4964                         if (value) {
4965                                 char buffer[256];
4966
4967                                 variable_substitute(value, buffer, 256);
4968
4969                                 if (buffer[0] != '\0') {
4970                                         if (current_mail_spool) {
4971                                                 free(current_mail_spool);
4972                                         }
4973                                         current_mail_spool = strndup(buffer, text_buffer_size);
4974                                 }
4975                         } else {
4976                                 CONF_ERR;
4977                         }
4978                 }
4979 #ifdef X11
4980                 CONF("minimum_size") {
4981                         if (value) {
4982                                 if (sscanf(value, "%d %d", &minimum_width, &minimum_height)
4983                                                 != 2) {
4984                                         if (sscanf(value, "%d", &minimum_width) != 1) {
4985                                                 CONF_ERR;
4986                                         }
4987                                 }
4988                         } else {
4989                                 CONF_ERR;
4990                         }
4991                 }
4992                 CONF("maximum_width") {
4993                         if (value) {
4994                                 if (sscanf(value, "%d", &maximum_width) != 1) {
4995                                         CONF_ERR;
4996                                 }
4997                         } else {
4998                                 CONF_ERR;
4999                         }
5000                 }
5001 #endif /* X11 */
5002                 CONF("no_buffers") {
5003                         no_buffers = string_to_bool(value);
5004                 }
5005                 CONF("top_name_width") {
5006                         if (set_top_name_width(value))
5007                                 CONF_ERR;
5008                 }
5009                 CONF("top_cpu_separate") {
5010                         cpu_separate = string_to_bool(value);
5011                 }
5012                 CONF("short_units") {
5013                         short_units = string_to_bool(value);
5014                 }
5015                 CONF("format_human_readable") {
5016                         format_human_readable = string_to_bool(value);
5017                 }
5018 #ifdef HDDTEMP
5019                 CONF("hddtemp_host") {
5020                         set_hddtemp_host(value);
5021                 }
5022                 CONF("hddtemp_port") {
5023                         set_hddtemp_port(value);
5024                 }
5025 #endif /* HDDTEMP */
5026                 CONF("pad_percents") {
5027                         pad_percents = atoi(value);
5028                 }
5029 #ifdef X11
5030 #ifdef OWN_WINDOW
5031                 CONF("own_window") {
5032                         if (value) {
5033                                 own_window = string_to_bool(value);
5034                         }
5035                 }
5036                 CONF("own_window_class") {
5037                         if (value) {
5038                                 memset(window.class_name, 0, sizeof(window.class_name));
5039                                 strncpy(window.class_name, value,
5040                                                 sizeof(window.class_name) - 1);
5041                         }
5042                 }
5043                 CONF("own_window_title") {
5044                         if (value) {
5045                                 memset(window.title, 0, sizeof(window.title));
5046                                 strncpy(window.title, value, sizeof(window.title) - 1);
5047                         }
5048                 }
5049                 CONF("own_window_transparent") {
5050                         if (value) {
5051                                 set_transparent = string_to_bool(value);
5052                         }
5053                 }
5054                 CONF("own_window_hints") {
5055                         if (value) {
5056                                 char *p_hint, *p_save;
5057                                 char delim[] = ", ";
5058
5059                                 /* tokenize the value into individual hints */
5060                                 if ((p_hint = strtok_r(value, delim, &p_save)) != NULL) {
5061                                         do {
5062                                                 /* fprintf(stderr, "hint [%s] parsed\n", p_hint); */
5063                                                 if (strncmp(p_hint, "undecorate", 10) == EQUAL) {
5064                                                         SET_HINT(window.hints, HINT_UNDECORATED);
5065                                                 } else if (strncmp(p_hint, "below", 5) == EQUAL) {
5066                                                         SET_HINT(window.hints, HINT_BELOW);
5067                                                 } else if (strncmp(p_hint, "above", 5) == EQUAL) {
5068                                                         SET_HINT(window.hints, HINT_ABOVE);
5069                                                 } else if (strncmp(p_hint, "sticky", 6) == EQUAL) {
5070                                                         SET_HINT(window.hints, HINT_STICKY);
5071                                                 } else if (strncmp(p_hint, "skip_taskbar", 12) == EQUAL) {
5072                                                         SET_HINT(window.hints, HINT_SKIP_TASKBAR);
5073                                                 } else if (strncmp(p_hint, "skip_pager", 10) == EQUAL) {
5074                                                         SET_HINT(window.hints, HINT_SKIP_PAGER);
5075                                                 } else {
5076                                                         CONF_ERR;
5077                                                 }
5078
5079                                                 p_hint = strtok_r(NULL, delim, &p_save);
5080                                         } while (p_hint != NULL);
5081                                 }
5082                         } else {
5083                                 CONF_ERR;
5084                         }
5085                 }
5086                 CONF("own_window_type") {
5087                         if (value) {
5088                                 if (strncmp(value, "normal", 6) == EQUAL) {
5089                                         window.type = TYPE_NORMAL;
5090                                 } else if (strncmp(value, "desktop", 7) == EQUAL) {
5091                                         window.type = TYPE_DESKTOP;
5092                                 } else if (strncmp(value, "dock", 4) == EQUAL) {
5093                                         window.type = TYPE_DOCK;
5094                                         text_alignment = TOP_LEFT;
5095                                 } else if (strncmp(value, "panel", 5) == EQUAL) {
5096                                         window.type = TYPE_PANEL;
5097                                 } else if (strncmp(value, "override", 8) == EQUAL) {
5098                                         window.type = TYPE_OVERRIDE;
5099                                 } else {
5100                                         CONF_ERR;
5101                                 }
5102                         } else {
5103                                 CONF_ERR;
5104                         }
5105                 }
5106 #endif
5107                 CONF("stippled_borders") {
5108                         if (value) {
5109                                 stippled_borders = strtol(value, 0, 0);
5110                         } else {
5111                                 stippled_borders = 4;
5112                         }
5113                 }
5114 #ifdef IMLIB2
5115                 CONF("imlib_cache_size") {
5116                         if (value) {
5117                                 cimlib_set_cache_size(atoi(value));
5118                         }
5119                 }
5120                 CONF("imlib_cache_flush_interval") {
5121                         if (value) {
5122                                 cimlib_set_cache_flush_interval(atoi(value));
5123                         }
5124                 }
5125 #endif /* IMLIB2 */
5126 #endif /* X11 */
5127                 CONF("update_interval_on_battery") {
5128                         if (value) {
5129                                 update_interval_bat = strtod(value, 0);
5130                         } else {
5131                                 CONF_ERR;
5132                         }
5133                 }
5134                 CONF("update_interval") {
5135                         if (value) {
5136                                 set_update_interval(strtod(value, 0));
5137                         } else {
5138                                 CONF_ERR;
5139                         }
5140                         if (info.music_player_interval == 0) {
5141                                 // default to update_interval
5142                                 info.music_player_interval = update_interval;
5143                         }
5144                 }
5145                 CONF("total_run_times") {
5146                         if (value) {
5147                                 total_run_times = strtod(value, 0);
5148                         } else {
5149                                 CONF_ERR;
5150                         }
5151                 }
5152                 CONF("uppercase") {
5153                         stuff_in_uppercase = string_to_bool(value);
5154                 }
5155                 CONF("max_specials") {
5156                         if (value) {
5157                                 max_specials = atoi(value);
5158                         } else {
5159                                 CONF_ERR;
5160                         }
5161                 }
5162                 CONF("max_user_text") {
5163                         if (value) {
5164                                 max_user_text = atoi(value);
5165                         } else {
5166                                 CONF_ERR;
5167                         }
5168                 }
5169                 CONF("text_buffer_size") {
5170                         if (value) {
5171                                 text_buffer_size = atoi(value);
5172                                 if (text_buffer_size < DEFAULT_TEXT_BUFFER_SIZE) {
5173                                         NORM_ERR("text_buffer_size must be >=%i bytes", DEFAULT_TEXT_BUFFER_SIZE);
5174                                         text_buffer_size = DEFAULT_TEXT_BUFFER_SIZE;
5175                                 }
5176                         } else {
5177                                 CONF_ERR;
5178                         }
5179                 }
5180                 CONF("text") {
5181 #ifdef X11
5182                         if (output_methods & TO_X) {
5183                                 X11_initialisation();
5184                         }
5185 #endif
5186
5187                         if (global_text) {
5188                                 free(global_text);
5189                                 global_text = 0;
5190                         }
5191
5192                         global_text = (char *) malloc(1);
5193                         global_text[0] = '\0';
5194
5195                         while (!feof(fp)) {
5196                                 unsigned int l = strlen(global_text);
5197                                 unsigned int bl;
5198                                 char buf[CONF_BUFF_SIZE];
5199
5200                                 if (fgets(buf, CONF_BUFF_SIZE, fp) == NULL) {
5201                                         break;
5202                                 }
5203
5204                                 /* Remove \\-\n. */
5205                                 bl = strlen(buf);
5206                                 if (bl >= 2 && buf[bl-2] == '\\' && buf[bl-1] == '\n') {
5207                                         buf[bl-2] = '\0';
5208                                         bl -= 2;
5209                                         if (bl == 0) {
5210                                                 continue;
5211                                         }
5212                                 }
5213
5214                                 /* Check for continuation of \\-\n. */
5215                                 if (l > 0 && buf[0] == '\n' && global_text[l-1] == '\\') {
5216                                         global_text[l-1] = '\0';
5217                                         continue;
5218                                 }
5219
5220                                 global_text = (char *) realloc(global_text, l + bl + 1);
5221                                 strcat(global_text, buf);
5222
5223                                 if (strlen(global_text) > max_user_text) {
5224                                         break;
5225                                 }
5226                         }
5227                         global_text_lines = line + 1;
5228                         break;
5229                 }
5230 #ifdef TCP_PORT_MONITOR
5231                 CONF("max_port_monitor_connections") {
5232                         int max;
5233                         if (!value || (sscanf(value, "%d", &max) != 1)) {
5234                                 /* an error. use default, warn and continue. */
5235                                 tcp_portmon_set_max_connections(0);
5236                                 CONF_ERR;
5237                         } else if (tcp_portmon_set_max_connections(max)) {
5238                                 /* max is < 0, default has been set*/
5239                                 CONF_ERR;
5240                         }
5241                 }
5242 #endif
5243                 CONF("if_up_strictness") {
5244                         if (!value) {
5245                                 NORM_ERR("incorrect if_up_strictness value, defaulting to 'up'");
5246                                 ifup_strictness = IFUP_UP;
5247                         } else if (strcasecmp(value, "up") == EQUAL) {
5248                                 ifup_strictness = IFUP_UP;
5249                         } else if (strcasecmp(value, "link") == EQUAL) {
5250                                 ifup_strictness = IFUP_LINK;
5251                         } else if (strcasecmp(value, "address") == EQUAL) {
5252                                 ifup_strictness = IFUP_ADDR;
5253                         } else {
5254                                 NORM_ERR("incorrect if_up_strictness value, defaulting to 'up'");
5255                                 ifup_strictness = IFUP_UP;
5256                         }
5257                 }
5258
5259                 CONF("temperature_unit") {
5260                         if (!value) {
5261                                 NORM_ERR("config option 'temperature_unit' needs an argument, either 'celsius' or 'fahrenheit'");
5262                         } else if (set_temp_output_unit(value)) {
5263                                 NORM_ERR("temperature_unit: incorrect argument");
5264                         }
5265                 }
5266
5267 #ifdef HAVE_LUA
5268                 CONF("lua_load") {
5269                         if (value) {
5270                                 char *ptr = strtok(value, " ");
5271                                 while (ptr) {
5272                                         llua_load(ptr);
5273                                         ptr = strtok(NULL, " ");
5274                                 }
5275                         } else {
5276                                 CONF_ERR;
5277                         }
5278                 }
5279 #ifdef X11
5280                 CONF("lua_draw_hook_pre") {
5281                         if (value) {
5282                                 llua_set_draw_pre_hook(value);
5283                         } else {
5284                                 CONF_ERR;
5285                         }
5286                 }
5287                 CONF("lua_draw_hook_post") {
5288                         if (value) {
5289                                 llua_set_draw_post_hook(value);
5290                         } else {
5291                                 CONF_ERR;
5292                         }
5293                 }
5294                 CONF("lua_startup_hook") {
5295                         if (value) {
5296                                 llua_set_startup_hook(value);
5297                         } else {
5298                                 CONF_ERR;
5299                         }
5300                 }
5301                 CONF("lua_shutdown_hook") {
5302                         if (value) {
5303                                 llua_set_shutdown_hook(value);
5304                         } else {
5305                                 CONF_ERR;
5306                         }
5307                 }
5308 #endif /* X11 */
5309 #endif /* HAVE_LUA */
5310
5311                 CONF("color0"){}
5312                 CONF("color1"){}
5313                 CONF("color2"){}
5314                 CONF("color3"){}
5315                 CONF("color4"){}
5316                 CONF("color5"){}
5317                 CONF("color6"){}
5318                 CONF("color7"){}
5319                 CONF("color8"){}
5320                 CONF("color9"){}
5321                 CONF("default_color"){}
5322                 CONF3("default_shade_color", "default_shadecolor"){}
5323                 CONF3("default_outline_color", "default_outlinecolor") {}
5324                 CONF("own_window_colour") {}
5325
5326                 else {
5327                         NORM_ERR("%s: %d: no such configuration: '%s'", f, line, name);
5328                 }
5329         }
5330
5331         fclose(fp);
5332
5333         if (info.music_player_interval == 0) {
5334                 // default to update_interval
5335                 info.music_player_interval = update_interval;
5336         }
5337         if (!global_text) { // didn't supply any text
5338                 CRIT_ERR(NULL, NULL, "missing text block in configuration; exiting");
5339         }
5340         if (!output_methods) {
5341                 CRIT_ERR(0, 0, "no output_methods have been selected; exiting");
5342         }
5343 #if defined(NCURSES)
5344 #if defined(X11)
5345         if ((output_methods & TO_X) && (output_methods & TO_NCURSES)) {
5346                 NORM_ERR("out_to_x and out_to_ncurses are incompatible, turning out_to_ncurses off");
5347                 output_methods &= ~TO_NCURSES;
5348                 endwin();
5349         }
5350 #endif /* X11 */
5351         if ((output_methods & (TO_STDOUT | TO_STDERR)) && (output_methods & TO_NCURSES)) {
5352                 NORM_ERR("out_to_ncurses conflicts with out_to_console and out_to_stderr, disabling the later ones");
5353                 output_methods &= ~(TO_STDOUT | TO_STDERR);
5354         }
5355 #endif /* NCURSES */
5356         return TRUE;
5357 }
5358
5359 #ifdef X11
5360 static void load_config_file_x11(const char *f)
5361 {
5362         int line = 0;
5363         FILE *fp;
5364
5365         fp = open_config_file(f);
5366         if (!fp) {
5367                 return;
5368         }
5369         DBGP("reading contents from config file '%s'", f);
5370
5371         while (!feof(fp)) {
5372                 char buff[CONF_BUFF_SIZE], *name, *value;
5373                 int ret = do_config_step(&line, fp, buff, &name, &value);
5374                 if (ret == CONF_BREAK) {
5375                         break;
5376                 } else if (ret == CONF_CONTINUE) {
5377                         continue;
5378                 }
5379
5380                 CONF2("color0") {
5381                         X11_initialisation();
5382                         if (x_initialised == YES) {
5383                                 if (value) {
5384                                         color0 = get_x11_color(value);
5385                                 } else {
5386                                         CONF_ERR;
5387                                 }
5388                         }
5389                 }
5390                 CONF("color1") {
5391                         X11_initialisation();
5392                         if (x_initialised == YES) {
5393                                 if (value) {
5394                                         color1 = get_x11_color(value);
5395                                 } else {
5396                                         CONF_ERR;
5397                                 }
5398                         }
5399                 }
5400                 CONF("color2") {
5401                         X11_initialisation();
5402                         if (x_initialised == YES) {
5403                                 if (value) {
5404                                         color2 = get_x11_color(value);
5405                                 } else {
5406                                         CONF_ERR;
5407                                 }
5408                         }
5409                 }
5410                 CONF("color3") {
5411                         X11_initialisation();
5412                         if (x_initialised == YES) {
5413                                 if (value) {
5414                                         color3 = get_x11_color(value);
5415                                 } else {
5416                                         CONF_ERR;
5417                                 }
5418                         }
5419                 }
5420                 CONF("color4") {
5421                         X11_initialisation();
5422                         if (x_initialised == YES) {
5423                                 if (value) {
5424                                         color4 = get_x11_color(value);
5425                                 } else {
5426                                         CONF_ERR;
5427                                 }
5428                         }
5429                 }
5430                 CONF("color5") {
5431                         X11_initialisation();
5432                         if (x_initialised == YES) {
5433                                 if (value) {
5434                                         color5 = get_x11_color(value);
5435                                 } else {
5436                                         CONF_ERR;
5437                                 }
5438                         }
5439                 }
5440                 CONF("color6") {
5441                         X11_initialisation();
5442                         if (x_initialised == YES) {
5443                                 if (value) {
5444                                         color6 = get_x11_color(value);
5445                                 } else {
5446                                         CONF_ERR;
5447                                 }
5448                         }
5449                 }
5450                 CONF("color7") {
5451                         X11_initialisation();
5452                         if (x_initialised == YES) {
5453                                 if (value) {
5454                                         color7 = get_x11_color(value);
5455                                 } else {
5456                                         CONF_ERR;
5457                                 }
5458                         }
5459                 }
5460                 CONF("color8") {
5461                         X11_initialisation();
5462                         if (x_initialised == YES) {
5463                                 if (value) {
5464                                         color8 = get_x11_color(value);
5465                                 } else {
5466                                         CONF_ERR;
5467                                 }
5468                         }
5469                 }
5470                 CONF("color9") {
5471                         X11_initialisation();
5472                         if (x_initialised == YES) {
5473                                 if (value) {
5474                                         color9 = get_x11_color(value);
5475                                 } else {
5476                                         CONF_ERR;
5477                                 }
5478                         }
5479                 }
5480                 CONF("default_color") {
5481                         X11_initialisation();
5482                         if (x_initialised == YES) {
5483                                 if (value) {
5484                                         default_fg_color = get_x11_color(value);
5485                                 } else {
5486                                         CONF_ERR;
5487                                 }
5488                         }
5489                 }
5490                 CONF3("default_shade_color", "default_shadecolor") {
5491                         X11_initialisation();
5492                         if (x_initialised == YES) {
5493                                 if (value) {
5494                                         default_bg_color = get_x11_color(value);
5495                                 } else {
5496                                         CONF_ERR;
5497                                 }
5498                         }
5499                 }
5500                 CONF3("default_outline_color", "default_outlinecolor") {
5501                         X11_initialisation();
5502                         if (x_initialised == YES) {
5503                                 if (value) {
5504                                         default_out_color = get_x11_color(value);
5505                                 } else {
5506                                         CONF_ERR;
5507                                 }
5508                         }
5509                 }
5510 #ifdef OWN_WINDOW
5511                 CONF("own_window_colour") {
5512                         X11_initialisation();
5513                         if (x_initialised == YES) {
5514                                 if (value) {
5515                                         background_colour = get_x11_color(value);
5516                                 } else {
5517                                         NORM_ERR("Invalid colour for own_window_colour (try omitting the "
5518                                                 "'#' for hex colours");
5519                                 }
5520                         }
5521                 }
5522 #endif
5523                 CONF("text") {
5524                         /* initialize X11 if nothing X11-related is mentioned before TEXT (and if X11 is the default outputmethod) */
5525                         if(output_methods & TO_X) {
5526                                 X11_initialisation();
5527                         }
5528                 }
5529 #undef CONF
5530 #undef CONF2
5531 #undef CONF3
5532 #undef CONF_ERR
5533 #undef CONF_ERR2
5534 #undef CONF_BREAK
5535 #undef CONF_CONTINUE
5536 #undef CONF_BUFF_SIZE
5537         }
5538
5539         fclose(fp);
5540
5541 }
5542 #endif /* X11 */
5543
5544 static void print_help(const char *prog_name) {
5545         printf("Usage: %s [OPTION]...\n"
5546                         PACKAGE_NAME" is a system monitor that renders text on desktop or to own transparent\n"
5547                         "window. Command line options will override configurations defined in config\n"
5548                         "file.\n"
5549                         "   -v, --version             version\n"
5550                         "   -q, --quiet               quiet mode\n"
5551                         "   -D, --debug               increase debugging output, ie. -DD for more debugging\n"
5552                         "   -c, --config=FILE         config file to load\n"
5553 #ifdef CONFIG_OUTPUT
5554                         "   -C, --print-config        print the builtin default config to stdout\n"
5555                         "                             e.g. 'conky -C > ~/.conkyrc' will create a new default config\n"
5556 #endif
5557                         "   -d, --daemonize           daemonize, fork to background\n"
5558                         "   -h, --help                help\n"
5559 #ifdef X11
5560                         "   -a, --alignment=ALIGNMENT text alignment on screen, {top,bottom,middle}_{left,right,middle}\n"
5561                         "   -f, --font=FONT           font to use\n"
5562                         "   -X, --display=DISPLAY     X11 display to use\n"
5563 #ifdef OWN_WINDOW
5564                         "   -o, --own-window          create own window to draw\n"
5565 #endif
5566 #ifdef HAVE_XDBE
5567                         "   -b, --double-buffer       double buffer (prevents flickering)\n"
5568 #endif
5569                         "   -w, --window-id=WIN_ID    window id to draw\n"
5570                         "   -x X                      x position\n"
5571                         "   -y Y                      y position\n"
5572 #endif /* X11 */
5573                         "   -t, --text=TEXT           text to render, remember single quotes, like -t '$uptime'\n"
5574                         "   -u, --interval=SECS       update interval\n"
5575                         "   -i COUNT                  number of times to update "PACKAGE_NAME" (and quit)\n"
5576                         "   -p, --pause=SECS          pause for SECS seconds at startup before doing anything\n",
5577                         prog_name
5578         );
5579 }
5580
5581 /* : means that character before that takes an argument */
5582 static const char *getopt_string = "vVqdDt:u:i:hc:p:"
5583 #ifdef X11
5584         "x:y:w:a:f:X:"
5585 #ifdef OWN_WINDOW
5586         "o"
5587 #endif
5588 #ifdef HAVE_XDBE
5589         "b"
5590 #endif
5591 #endif /* X11 */
5592 #ifdef CONFIG_OUTPUT
5593         "C"
5594 #endif
5595         ;
5596
5597 static const struct option longopts[] = {
5598         { "help", 0, NULL, 'h' },
5599         { "version", 0, NULL, 'V' },
5600         { "debug", 0, NULL, 'D' },
5601         { "config", 1, NULL, 'c' },
5602 #ifdef CONFIG_OUTPUT
5603         { "print-config", 0, NULL, 'C' },
5604 #endif
5605         { "daemonize", 0, NULL, 'd' },
5606 #ifdef X11
5607         { "alignment", 1, NULL, 'a' },
5608         { "font", 1, NULL, 'f' },
5609         { "display", 1, NULL, 'X' },
5610 #ifdef OWN_WINDOW
5611         { "own-window", 0, NULL, 'o' },
5612 #endif
5613 #ifdef HAVE_XDBE
5614         { "double-buffer", 0, NULL, 'b' },
5615 #endif
5616         { "window-id", 1, NULL, 'w' },
5617 #endif /* X11 */
5618         { "text", 1, NULL, 't' },
5619         { "interval", 0, NULL, 'u' },
5620         { "pause", 0, NULL, 'p' },
5621         { 0, 0, 0, 0 }
5622 };
5623
5624 void initialisation(int argc, char **argv) {
5625         struct sigaction act, oact;
5626
5627         set_default_configurations();
5628         load_config_file(current_config);
5629         currentconffile = conftree_add(currentconffile, current_config);
5630
5631         /* init specials array */
5632         if ((specials = calloc(sizeof(struct special_t), max_specials)) == 0) {
5633                 NORM_ERR("failed to create specials array");
5634         }
5635
5636 #ifdef MAIL_FILE
5637         if (current_mail_spool == NULL) {
5638                 char buf[256];
5639
5640                 variable_substitute(MAIL_FILE, buf, 256);
5641
5642                 if (buf[0] != '\0') {
5643                         current_mail_spool = strndup(buf, text_buffer_size);
5644                 }
5645         }
5646 #endif
5647
5648         /* handle other command line arguments */
5649
5650 #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__OpenBSD__) \
5651                 || defined(__NetBSD__)
5652         optind = optreset = 1;
5653 #else
5654         optind = 0;
5655 #endif
5656
5657 #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
5658         if ((kd = kvm_open("/dev/null", "/dev/null", "/dev/null", O_RDONLY,
5659                         "kvm_open")) == NULL) {
5660                 CRIT_ERR(NULL, NULL, "cannot read kvm");
5661         }
5662 #endif
5663
5664         while (1) {
5665                 int c = getopt_long(argc, argv, getopt_string, longopts, NULL);
5666                 int startup_pause;
5667
5668                 if (c == -1) {
5669                         break;
5670                 }
5671
5672                 switch (c) {
5673                         case 'd':
5674                                 fork_to_background = 1;
5675                                 break;
5676                         case 'D':
5677                                 global_debug_level++;
5678                                 break;
5679 #ifdef X11
5680                         case 'f':
5681                                 set_first_font(optarg);
5682                                 break;
5683                         case 'a':
5684                                 text_alignment = string_to_alignment(optarg);
5685                                 break;
5686
5687 #ifdef OWN_WINDOW
5688                         case 'o':
5689                                 own_window = 1;
5690                                 break;
5691 #endif
5692 #ifdef HAVE_XDBE
5693                         case 'b':
5694                                 use_xdbe = 1;
5695                                 break;
5696 #endif
5697 #endif /* X11 */
5698                         case 't':
5699                                 if (global_text) {
5700                                         free(global_text);
5701                                         global_text = 0;
5702                                 }
5703                                 global_text = strndup(optarg, max_user_text);
5704                                 convert_escapes(global_text);
5705                                 break;
5706
5707                         case 'u':
5708                                 update_interval = strtod(optarg, 0);
5709                                 update_interval_old = update_interval;
5710                                 if (info.music_player_interval == 0) {
5711                                         // default to update_interval
5712                                         info.music_player_interval = update_interval;
5713                                 }
5714                                 break;
5715
5716                         case 'i':
5717                                 total_run_times = strtod(optarg, 0);
5718                                 break;
5719 #ifdef X11
5720                         case 'x':
5721                                 gap_x = atoi(optarg);
5722                                 break;
5723
5724                         case 'y':
5725                                 gap_y = atoi(optarg);
5726                                 break;
5727 #endif /* X11 */
5728                         case 'p':
5729                                 startup_pause = atoi(optarg);
5730                                 sleep(startup_pause);
5731                                 break;
5732
5733                         case '?':
5734                                 exit(EXIT_FAILURE);
5735                 }
5736         }
5737
5738 #ifdef X11
5739         /* load font */
5740         if (output_methods & TO_X) {
5741                 load_config_file_x11(current_config);
5742         }
5743 #endif /* X11 */
5744
5745         /* generate text and get initial size */
5746         extract_variable_text(global_text);
5747         if (global_text) {
5748                 free(global_text);
5749                 global_text = 0;
5750         }
5751         global_text = NULL;
5752         /* fork */
5753         if (fork_to_background) {
5754                 int pid = fork();
5755
5756                 switch (pid) {
5757                         case -1:
5758                                 NORM_ERR(PACKAGE_NAME": couldn't fork() to background: %s",
5759                                         strerror(errno));
5760                                 break;
5761
5762                         case 0:
5763                                 /* child process */
5764                                 usleep(25000);
5765                                 fprintf(stderr, "\n");
5766                                 fflush(stderr);
5767                                 break;
5768
5769                         default:
5770                                 /* parent process */
5771                                 fprintf(stderr, PACKAGE_NAME": forked to background, pid is %d\n",
5772                                         pid);
5773                                 fflush(stderr);
5774                                 exit(EXIT_SUCCESS);
5775                 }
5776         }
5777
5778         start_update_threading();
5779
5780         text_buffer = malloc(max_user_text);
5781         memset(text_buffer, 0, max_user_text);
5782         tmpstring1 = malloc(text_buffer_size);
5783         memset(tmpstring1, 0, text_buffer_size);
5784         tmpstring2 = malloc(text_buffer_size);
5785         memset(tmpstring2, 0, text_buffer_size);
5786
5787 #ifdef X11
5788         xargc = argc;
5789         xargv = argv;
5790         X11_create_window();
5791 #endif /* X11 */
5792 #ifdef HAVE_LUA
5793         llua_setup_info(&info, update_interval);
5794 #endif /* HAVE_LUA */
5795 #ifdef XOAP
5796         xmlInitParser();
5797 #endif /* XOAP */
5798
5799         /* Set signal handlers */
5800         act.sa_handler = signal_handler;
5801         sigemptyset(&act.sa_mask);
5802         act.sa_flags = 0;
5803 #ifdef SA_RESTART
5804         act.sa_flags |= SA_RESTART;
5805 #endif
5806
5807         if (            sigaction(SIGINT,  &act, &oact) < 0
5808                         ||      sigaction(SIGALRM, &act, &oact) < 0
5809                         ||      sigaction(SIGUSR1, &act, &oact) < 0
5810                         ||      sigaction(SIGHUP,  &act, &oact) < 0
5811                         ||      sigaction(SIGTERM, &act, &oact) < 0) {
5812                 NORM_ERR("error setting signal handler: %s", strerror(errno));
5813         }
5814
5815 #ifdef HAVE_LUA
5816         llua_startup_hook();
5817 #endif /* HAVE_LUA */
5818 }
5819
5820 int main(int argc, char **argv)
5821 {
5822 #ifdef X11
5823         char *s, *temp;
5824         unsigned int x;
5825 #endif
5826
5827         argc_copy = argc;
5828         argv_copy = argv;
5829         g_signal_pending = 0;
5830         max_user_text = MAX_USER_TEXT_DEFAULT;
5831         current_config = 0;
5832         memset(&info, 0, sizeof(info));
5833         free_templates();
5834         clear_net_stats();
5835
5836 #ifdef TCP_PORT_MONITOR
5837         /* set default connection limit */
5838         tcp_portmon_set_max_connections(0);
5839 #endif
5840
5841         /* handle command line parameters that don't change configs */
5842 #ifdef X11
5843         if (((s = getenv("LC_ALL")) && *s) || ((s = getenv("LC_CTYPE")) && *s)
5844                         || ((s = getenv("LANG")) && *s)) {
5845                 temp = (char *) malloc((strlen(s) + 1) * sizeof(char));
5846                 if (temp == NULL) {
5847                         NORM_ERR("malloc failed");
5848                 }
5849                 for (x = 0; x < strlen(s); x++) {
5850                         temp[x] = tolower(s[x]);
5851                 }
5852                 temp[x] = 0;
5853                 if (strstr(temp, "utf-8") || strstr(temp, "utf8")) {
5854                         utf8_mode = 1;
5855                 }
5856
5857                 free(temp);
5858         }
5859         if (!setlocale(LC_CTYPE, "")) {
5860                 NORM_ERR("Can't set the specified locale!\nCheck LANG, LC_CTYPE, LC_ALL.");
5861         }
5862 #endif /* X11 */
5863         while (1) {
5864                 int c = getopt_long(argc, argv, getopt_string, longopts, NULL);
5865
5866                 if (c == -1) {
5867                         break;
5868                 }
5869
5870                 switch (c) {
5871                         case 'v':
5872                         case 'V':
5873                                 print_version();
5874                         case 'c':
5875                                 if (current_config) {
5876                                         free(current_config);
5877                                 }
5878                                 current_config = strndup(optarg, max_user_text);
5879                                 break;
5880                         case 'q':
5881                                 freopen("/dev/null", "w", stderr);
5882                                 break;
5883                         case 'h':
5884                                 print_help(argv[0]);
5885                                 return 0;
5886 #ifdef CONFIG_OUTPUT
5887                         case 'C':
5888                                 print_defconfig();
5889                                 return 0;
5890 #endif
5891 #ifdef X11
5892                         case 'w':
5893                                 window.window = strtol(optarg, 0, 0);
5894                                 break;
5895                         case 'X':
5896                                 if (disp)
5897                                         free(disp);
5898                                 disp = strdup(optarg);
5899                                 break;
5900 #endif /* X11 */
5901
5902                         case '?':
5903                                 exit(EXIT_FAILURE);
5904                 }
5905         }
5906
5907         /* check if specified config file is valid */
5908         if (current_config) {
5909                 struct stat sb;
5910                 if (stat(current_config, &sb) ||
5911                                 (!S_ISREG(sb.st_mode) && !S_ISLNK(sb.st_mode))) {
5912                         NORM_ERR("invalid configuration file '%s'\n", current_config);
5913                         free(current_config);
5914                         current_config = 0;
5915                 }
5916         }
5917
5918         /* load current_config, CONFIG_FILE or SYSTEM_CONFIG_FILE */
5919
5920         if (!current_config) {
5921                 /* load default config file */
5922                 char buf[DEFAULT_TEXT_BUFFER_SIZE];
5923                 FILE *fp;
5924
5925                 /* Try to use personal config file first */
5926                 to_real_path(buf, CONFIG_FILE);
5927                 if (buf[0] && (fp = fopen(buf, "r"))) {
5928                         current_config = strndup(buf, max_user_text);
5929                         fclose(fp);
5930                 }
5931
5932                 /* Try to use system config file if personal config not readable */
5933                 if (!current_config && (fp = fopen(SYSTEM_CONFIG_FILE, "r"))) {
5934                         current_config = strndup(SYSTEM_CONFIG_FILE, max_user_text);
5935                         fclose(fp);
5936                 }
5937
5938                 /* No readable config found */
5939                 if (!current_config) {
5940 #ifdef CONFIG_OUTPUT
5941                         current_config = strdup("==builtin==");
5942                         NORM_ERR("no readable personal or system-wide config file found,"
5943                                         " using builtin default");
5944 #else
5945                         CRIT_ERR(NULL, NULL, "no readable personal or system-wide config file found");
5946 #endif /* ! CONF_OUTPUT */
5947                 }
5948         }
5949
5950 #ifdef XOAP
5951         /* Load xoap keys, if existing */
5952         load_xoap_keys();
5953 #endif /* XOAP */
5954
5955 #ifdef HAVE_SYS_INOTIFY_H
5956         inotify_fd = inotify_init1(IN_NONBLOCK);
5957 #endif /* HAVE_SYS_INOTIFY_H */
5958
5959         initialisation(argc, argv);
5960
5961         main_loop();
5962
5963 #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
5964         kvm_close(kd);
5965 #endif
5966
5967         return 0;
5968
5969 }
5970
5971 void alarm_handler(void) {
5972         if(childpid > 0) {
5973                 kill(childpid, SIGTERM);
5974         }
5975 }
5976
5977 static void signal_handler(int sig)
5978 {
5979         /* signal handler is light as a feather, as it should be.
5980          * we will poll g_signal_pending with each loop of conky
5981          * and do any signal processing there, NOT here (except
5982          * SIGALRM because this is caused when conky is hanging) */
5983         if(sig == SIGALRM) {
5984                 alarm_handler();
5985         } else {
5986                 g_signal_pending = sig;
5987         }
5988 }