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 "exec.h"
  82 #include "proc.h"
  83 #ifdef X11
  84 #include "fonts.h"
  85 #endif
  86 #include "fs.h"
  87 #ifdef HAVE_ICONV
  88 #include "iconv_tools.h"
  89 #endif
  90 #include "logging.h"
  91 #include "mixer.h"
  92 #include "mail.h"
  93 #include "mboxscan.h"
  94 #include "net_stat.h"
  95 #ifdef NVIDIA
  96 #include "nvidia.h"
  97 #endif
  98 #include "read_tcp.h"
  99 #include "scroll.h"
 100 #include "specials.h"
 101 #include "temphelper.h"
 102 #include "template.h"
 103 #include "tailhead.h"
 104 #include "timeinfo.h"
 105 #include "top.h"
 106
 107 /* check for OS and include appropriate headers */
 108 #if defined(__linux__)
 109 #include "linux.h"
 110 #elif defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
 111 #include "freebsd.h"
 112 #elif defined(__OpenBSD__)
 113 #include "openbsd.h"
 114 #endif
 115
 116 #if defined(__FreeBSD_kernel__)
 117 #include <bsd/bsd.h>
 118 #endif
 119
 120 /* FIXME: apm_getinfo is unused here. maybe it's meant for common.c */
 121 #if (defined(__FreeBSD__) || defined(__FreeBSD_kernel__) \
 122                 || defined(__OpenBSD__)) && (defined(i386) || defined(__i386__))
 123 int apm_getinfo(int fd, apm_info_t aip);
 124 char *get_apm_adapter(void);
 125 char *get_apm_battery_life(void);
 126 char *get_apm_battery_time(void);
 127 #endif
 128
 129 #ifdef CONFIG_OUTPUT
 130 #include "defconfig.h"
 131 #include "conf_cookie.h"
 132 #endif
 133
 134 #ifndef S_ISSOCK
 135 #define S_ISSOCK(x)   ((x & S_IFMT) == S_IFSOCK)
 136 #endif
 137
 138 #define MAIL_FILE "$MAIL"
 139 #define MAX_IF_BLOCK_DEPTH 5
 140
 141 //#define SIGNAL_BLOCKING
 142 #undef SIGNAL_BLOCKING
 143
 144 /* debugging level, used by logging.h */
 145 int global_debug_level = 0;
 146
 147 /* two strings for internal use */
 148 static char *tmpstring1, *tmpstring2;
 149
 150 /* variables holding various config settings */
 151 int short_units;
 152 int format_human_readable;
 153 int cpu_separate;
 154 enum {
 155         NO_SPACER = 0,
 156         LEFT_SPACER,
 157         RIGHT_SPACER
 158 } use_spacer;
 159 int top_cpu, top_mem, top_time;
 160 #ifdef IOSTATS
 161 int top_io;
 162 #endif
 163 #ifdef __linux__
 164 int top_running;
 165 #endif
 166 static unsigned int top_name_width = 15;
 167 int output_methods;
 168 static int extra_newline;
 169 enum x_initialiser_state x_initialised = NO;
 170 static volatile int g_signal_pending;
 171 /* Update interval */
 172 double update_interval;
 173 double update_interval_old;
 174 double update_interval_bat;
 175 void *global_cpu = NULL;
 176
 177 int argc_copy;
 178 char** argv_copy;
 179
 180 /* prototypes for internally used functions */
 181 static void signal_handler(int);
 182 static void print_version(void) __attribute__((noreturn));
 183 static void reload_config(void);
 184
 185 static void print_version(void)
 186 {
 187         printf(PACKAGE_NAME" "VERSION" compiled "BUILD_DATE" for "BUILD_ARCH"\n");
 188
 189         printf("\nCompiled in features:\n\n"
 190                    "System config file: "SYSTEM_CONFIG_FILE"\n"
 191                    "Package library path: "PACKAGE_LIBDIR"\n\n"
 192 #ifdef X11
 193                    " X11:\n"
 194 # ifdef HAVE_XDAMAGE
 195                    "  * Xdamage extension\n"
 196 # endif /* HAVE_XDAMAGE */
 197 # ifdef HAVE_XDBE
 198                    "  * XDBE (double buffer extension)\n"
 199 # endif /* HAVE_XDBE */
 200 # ifdef XFT
 201                    "  * Xft\n"
 202 # endif /* XFT */
 203 #endif /* X11 */
 204                    "\n Music detection:\n"
 205 #ifdef AUDACIOUS
 206                    "  * Audacious\n"
 207 #endif /* AUDACIOUS */
 208 #ifdef BMPX
 209                    "  * BMPx\n"
 210 #endif /* BMPX */
 211 #ifdef MPD
 212                    "  * MPD\n"
 213 #endif /* MPD */
 214 #ifdef MOC
 215                    "  * MOC\n"
 216 #endif /* MOC */
 217 #ifdef XMMS2
 218                    "  * XMMS2\n"
 219 #endif /* XMMS2 */
 220                    "\n General:\n"
 221 #ifdef HAVE_OPENMP
 222                    "  * OpenMP\n"
 223 #endif /* HAVE_OPENMP */
 224 #ifdef MATH
 225                    "  * math\n"
 226 #endif /* Math */
 227 #ifdef HDDTEMP
 228                    "  * hddtemp\n"
 229 #endif /* HDDTEMP */
 230 #ifdef TCP_PORT_MONITOR
 231                    "  * portmon\n"
 232 #endif /* TCP_PORT_MONITOR */
 233 #ifdef HAVE_CURL
 234                    "  * Curl\n"
 235 #endif /* HAVE_CURL */
 236 #ifdef RSS
 237                    "  * RSS\n"
 238 #endif /* RSS */
 239 #ifdef WEATHER
 240                    "  * Weather (METAR)\n"
 241 #ifdef XOAP
 242                    "  * Weather (XOAP)\n"
 243 #endif /* XOAP */
 244 #endif /* WEATHER */
 245 #ifdef HAVE_IWLIB
 246                    "  * wireless\n"
 247 #endif /* HAVE_IWLIB */
 248 #ifdef IBM
 249                    "  * support for IBM/Lenovo notebooks\n"
 250 #endif /* IBM */
 251 #ifdef NVIDIA
 252                    "  * nvidia\n"
 253 #endif /* NVIDIA */
 254 #ifdef EVE
 255                    "  * eve-online\n"
 256 #endif /* EVE */
 257 #ifdef CONFIG_OUTPUT
 258                    "  * config-output\n"
 259 #endif /* CONFIG_OUTPUT */
 260 #ifdef IMLIB2
 261                    "  * Imlib2\n"
 262 #endif /* IMLIB2 */
 263 #ifdef MIXER_IS_ALSA
 264                    "  * ALSA mixer support\n"
 265 #endif /* MIXER_IS_ALSA */
 266 #ifdef APCUPSD
 267                    "  * apcupsd\n"
 268 #endif /* APCUPSD */
 269 #ifdef IOSTATS
 270                    "  * iostats\n"
 271 #endif /* IOSTATS */
 272 #ifdef NCURSES
 273                    "  * ncurses\n"
 274 #endif /* NCURSES */
 275 #ifdef HAVE_LUA
 276                    "  * Lua\n"
 277                    "\n  Lua bindings:\n"
 278 #ifdef HAVE_LUA_CAIRO
 279                    "   * Cairo\n"
 280 #endif /* HAVE_LUA_CAIRO */
 281 #ifdef HAVE_LUA_IMLIB2
 282                    "   * Imlib2\n"
 283 #endif /* IMLIB2 */
 284 #endif /* HAVE_LUA */
 285         );
 286
 287         exit(EXIT_SUCCESS);
 288 }
 289
 290 static const char *suffixes[] = { "B", "KiB", "MiB", "GiB", "TiB", "PiB", "" };
 291
 292
 293 #ifdef X11
 294
 295 static void X11_create_window(void);
 296 static void X11_initialisation(void);
 297
 298 struct _x11_stuff_s {
 299         Region region;
 300 #ifdef HAVE_XDAMAGE
 301         Damage damage;
 302         XserverRegion region2, part;
 303         int event_base, error_base;
 304 #endif
 305 } x11_stuff;
 306
 307 /* text size */
 308
 309 static int text_start_x, text_start_y;  /* text start position in window */
 310 static int text_width, text_height;
 311
 312 /* alignments */
 313 enum alignment {
 314         TOP_LEFT = 1,
 315         TOP_RIGHT,
 316         TOP_MIDDLE,
 317         BOTTOM_LEFT,
 318         BOTTOM_RIGHT,
 319         BOTTOM_MIDDLE,
 320         MIDDLE_LEFT,
 321         MIDDLE_RIGHT,
 322         NONE
 323 };
 324
 325 /* display to connect to */
 326 static char *disp = NULL;
 327
 328 #endif /* X11 */
 329
 330 /* struct that has all info to be shared between
 331  * instances of the same text object */
 332 struct information info;
 333
 334 /* path to config file */
 335 char *current_config;
 336
 337 /* set to 1 if you want all text to be in uppercase */
 338 static unsigned int stuff_in_uppercase;
 339
 340 /* Run how many times? */
 341 static unsigned long total_run_times;
 342
 343 /* fork? */
 344 static int fork_to_background;
 345
 346 static int cpu_avg_samples, net_avg_samples, diskio_avg_samples;
 347
 348 /* filenames for output */
 349 char *overwrite_file = NULL; FILE *overwrite_fpointer = NULL;
 350 char *append_file = NULL; FILE *append_fpointer = NULL;
 351
 352 #ifdef X11
 353
 354 static int show_graph_scale;
 355 static int show_graph_range;
 356
 357 /* Position on the screen */
 358 static int text_alignment;
 359 static int gap_x, gap_y;
 360
 361 /* border */
 362 static int draw_borders;
 363 static int draw_graph_borders;
 364 static int stippled_borders;
 365
 366 int get_stippled_borders(void)
 367 {
 368         return stippled_borders;
 369 }
 370
 371 static int draw_shades, draw_outline;
 372
 373 long default_fg_color, default_bg_color, default_out_color;
 374
 375 /* create own window or draw stuff to root? */
 376 static int set_transparent = 0;
 377
 378 #ifdef OWN_WINDOW
 379 static int own_window = 0;
 380 static int background_colour = 0;
 381
 382 /* fixed size/pos is set if wm/user changes them */
 383 static int fixed_size = 0, fixed_pos = 0;
 384 #endif
 385
 386 static int minimum_width, minimum_height;
 387 static int maximum_width;
 388
 389 #endif /* X11 */
 390
 391 #ifdef __OpenBSD__
 392 static int sensor_device;
 393 #endif
 394
 395 long color0, color1, color2, color3, color4, color5, color6, color7, color8,
 396          color9;
 397
 398 /* maximum size of config TEXT buffer, i.e. below TEXT line. */
 399 unsigned int max_user_text;
 400
 401 /* maximum size of individual text buffers, ie $exec buffer size */
 402 unsigned int text_buffer_size = DEFAULT_TEXT_BUFFER_SIZE;
 403
 404 /* UTF-8 */
 405 int utf8_mode = 0;
 406
 407 /* no buffers in used memory? */
 408 int no_buffers;
 409
 410 /* pad percentages to decimals? */
 411 static int pad_percents = 0;
 412
 413 static char *global_text = 0;
 414
 415 char *get_global_text(void)
 416 {
 417         return global_text;
 418 }
 419
 420 long global_text_lines;
 421
 422 static int total_updates;
 423 static int updatereset;
 424
 425 void set_updatereset(int i)
 426 {
 427         updatereset = i;
 428 }
 429
 430 int get_updatereset(void)
 431 {
 432         return updatereset;
 433 }
 434
 435 int check_contains(char *f, char *s)
 436 {
 437         int ret = 0;
 438         FILE *where = open_file(f, 0);
 439
 440         if (where) {
 441                 char buf1[256];
 442
 443                 while (fgets(buf1, 256, where)) {
 444                         if (strstr(buf1, s)) {
 445                                 ret = 1;
 446                                 break;
 447                         }
 448                 }
 449                 fclose(where);
 450         } else {
 451                 NORM_ERR("Could not open the file");
 452         }
 453         return ret;
 454 }
 455
 456 #define SECRIT_MULTILINE_CHAR '\x02'
 457
 458 static inline int calc_text_width(const char *s)
 459 {
 460         size_t slen = strlen(s);
 461
 462 #ifdef X11
 463         if ((output_methods & TO_X) == 0) {
 464 #endif /* X11 */
 465                 return slen;
 466 #ifdef X11
 467         }
 468 #ifdef XFT
 469         if (use_xft) {
 470                 XGlyphInfo gi;
 471
 472                 if (utf8_mode) {
 473                         XftTextExtentsUtf8(display, fonts[selected_font].xftfont,
 474                                 (const FcChar8 *) s, slen, &gi);
 475                 } else {
 476                         XftTextExtents8(display, fonts[selected_font].xftfont,
 477                                 (const FcChar8 *) s, slen, &gi);
 478                 }
 479                 return gi.xOff;
 480         } else
 481 #endif
 482         {
 483                 return XTextWidth(fonts[selected_font].font, s, slen);
 484         }
 485 #endif /* X11 */
 486 }
 487
 488 /* formatted text to render on screen, generated in generate_text(),
 489  * drawn in draw_stuff() */
 490
 491 static char *text_buffer;
 492
 493 /* quite boring functions */
 494
 495 static inline void for_each_line(char *b, int f(char *, int))
 496 {
 497         char *ps, *pe;
 498         int special_index = 0; /* specials index */
 499
 500         for (ps = b, pe = b; *pe; pe++) {
 501                 if (*pe == '\n') {
 502                         *pe = '\0';
 503                         special_index = f(ps, special_index);
 504                         *pe = '\n';
 505                         ps = pe + 1;
 506                 }
 507         }
 508
 509         if (ps < pe) {
 510                 f(ps, special_index);
 511         }
 512 }
 513
 514 static void convert_escapes(char *buf)
 515 {
 516         char *p = buf, *s = buf;
 517
 518         while (*s) {
 519                 if (*s == '\\') {
 520                         s++;
 521                         if (*s == 'n') {
 522                                 *p++ = '\n';
 523                         } else if (*s == '\\') {
 524                                 *p++ = '\\';
 525                         }
 526                         s++;
 527                 } else {
 528                         *p++ = *s++;
 529                 }
 530         }
 531         *p = '\0';
 532 }
 533
 534 /* Prints anything normally printed with snprintf according to the current value
 535  * of use_spacer.  Actually slightly more flexible than snprintf, as you can
 536  * safely specify the destination buffer as one of your inputs.  */
 537 int spaced_print(char *buf, int size, const char *format, int width, ...)
 538 {
 539         int len = 0;
 540         va_list argp;
 541         char *tempbuf;
 542
 543         if (size < 1) {
 544                 return 0;
 545         }
 546         tempbuf = malloc(size * sizeof(char));
 547
 548         // Passes the varargs along to vsnprintf
 549         va_start(argp, width);
 550         vsnprintf(tempbuf, size, format, argp);
 551         va_end(argp);
 552
 553         switch (use_spacer) {
 554                 case NO_SPACER:
 555                         len = snprintf(buf, size, "%s", tempbuf);
 556                         break;
 557                 case LEFT_SPACER:
 558                         len = snprintf(buf, size, "%*s", width, tempbuf);
 559                         break;
 560                 case RIGHT_SPACER:
 561                         len = snprintf(buf, size, "%-*s", width, tempbuf);
 562                         break;
 563         }
 564         free(tempbuf);
 565         return len;
 566 }
 567
 568 /* print percentage values
 569  *
 570  * - i.e., unsigned values between 0 and 100
 571  * - respect the value of pad_percents */
 572 int percent_print(char *buf, int size, unsigned value)
 573 {
 574         return spaced_print(buf, size, "%u", pad_percents, value);
 575 }
 576
 577 /* converts from bytes to human readable format (K, M, G, T)
 578  *
 579  * The algorithm always divides by 1024, as unit-conversion of byte
 580  * counts suggests. But for output length determination we need to
 581  * compare with 1000 here, as we print in decimal form. */
 582 void human_readable(long long num, char *buf, int size)
 583 {
 584         const char **suffix = suffixes;
 585         float fnum;
 586         int precision;
 587         int width;
 588         const char *format;
 589
 590         /* Possibly just output as usual, for example for stdout usage */
 591         if (!format_human_readable) {
 592                 spaced_print(buf, size, "%d", 6, round_to_int(num));
 593                 return;
 594         }
 595         if (short_units) {
 596                 width = 5;
 597                 format = "%.*f%.1s";
 598         } else {
 599                 width = 7;
 600                 format = "%.*f%-3s";
 601         }
 602
 603         if (llabs(num) < 1000LL) {
 604                 spaced_print(buf, size, format, width, 0, (float)num, *suffix);
 605                 return;
 606         }
 607
 608         while (llabs(num / 1024) >= 1000LL && **(suffix + 2)) {
 609                 num /= 1024;
 610                 suffix++;
 611         }
 612
 613         suffix++;
 614         fnum = num / 1024.0;
 615
 616         /* fnum should now be < 1000, so looks like 'AAA.BBBBB'
 617          *
 618          * The goal is to always have a significance of 3, by
 619          * adjusting the decimal part of the number. Sample output:
 620          *  123MiB
 621          * 23.4GiB
 622          * 5.12B
 623          * so the point of alignment resides between number and unit. The
 624          * upside of this is that there is minimal padding necessary, though
 625          * there should be a way to make alignment take place at the decimal
 626          * dot (then with fixed width decimal part).
 627          *
 628          * Note the repdigits below: when given a precision value, printf()
 629          * rounds the float to it, not just cuts off the remaining digits. So
 630          * e.g. 99.95 with a precision of 1 gets 100.0, which again should be
 631          * printed with a precision of 0. Yay. */
 632
 633         precision = 0;          /* print 100-999 without decimal part */
 634         if (fnum < 99.95)
 635                 precision = 1;  /* print 10-99 with one decimal place */
 636         if (fnum < 9.995)
 637                 precision = 2;  /* print 0-9 with two decimal places */
 638
 639         spaced_print(buf, size, format, width, precision, fnum, *suffix);
 640 }
 641
 642 /* global object list root element */
 643 static struct text_object global_root_object;
 644
 645 static long current_text_color;
 646
 647 void set_current_text_color(long colour)
 648 {
 649         current_text_color = colour;
 650 }
 651
 652 long get_current_text_color(void)
 653 {
 654         return current_text_color;
 655 }
 656
 657 //adds newstring to to the tree unless you can already see it when travelling back.
 658 //if it's possible to attach it then it returns a pointer to the leaf, else it returns NULL
 659 struct conftree* conftree_add(struct conftree* previous, const char* newstring) {
 660         struct conftree* node;
 661         struct conftree* node2;
 662
 663         for(node = previous; node != NULL; node = node->back) {
 664                 if(strcmp(node->string, newstring) == 0) {
 665                         return NULL;
 666                 }
 667         }
 668         node = malloc(sizeof(struct conftree));
 669         if (previous != NULL) {
 670                 if(previous->vert_next == NULL) {
 671                         previous->vert_next = node;
 672                 } else {
 673                         for(node2 = previous->vert_next; node2->horz_next != NULL; node2 = node2->horz_next ) { }
 674                         node2->horz_next = node;
 675                 }
 676         }
 677         node->string = strdup(newstring);
 678         node->horz_next = NULL;
 679         node->vert_next = NULL;
 680         node->back = previous;
 681         return node;
 682 }
 683
 684 void conftree_empty(struct conftree* tree) {
 685         if(tree) {
 686                 conftree_empty(tree->horz_next);
 687                 conftree_empty(tree->vert_next);
 688                 free(tree->string);
 689                 free(tree);
 690         }
 691 }
 692
 693 struct conftree *currentconffile;
 694
 695 static void extract_variable_text(const char *p)
 696 {
 697         free_text_objects(&global_root_object, 0);
 698         if (tmpstring1) {
 699                 free(tmpstring1);
 700                 tmpstring1 = 0;
 701         }
 702         if (tmpstring2) {
 703                 free(tmpstring2);
 704                 tmpstring2 = 0;
 705         }
 706         if (text_buffer) {
 707                 free(text_buffer);
 708                 text_buffer = 0;
 709         }
 710
 711         extract_variable_text_internal(&global_root_object, p);
 712 }
 713
 714 void parse_conky_vars(struct text_object *root, const char *txt, char *p, struct information *cur)
 715 {
 716         extract_variable_text_internal(root, txt);
 717         generate_text_internal(p, max_user_text, *root, cur);
 718 }
 719
 720 static inline void format_media_player_time(char *buf, const int size,
 721                 int seconds)
 722 {
 723         int days, hours, minutes;
 724
 725         days = seconds / (24 * 60 * 60);
 726         seconds %= (24 * 60 * 60);
 727         hours = seconds / (60 * 60);
 728         seconds %= (60 * 60);
 729         minutes = seconds / 60;
 730         seconds %= 60;
 731
 732         if (days > 0) {
 733                 snprintf(buf, size, "%i days %i:%02i:%02i", days,
 734                                 hours, minutes, seconds);
 735         } else if (hours > 0) {
 736                 snprintf(buf, size, "%i:%02i:%02i", hours, minutes,
 737                                 seconds);
 738         } else {
 739                 snprintf(buf, size, "%i:%02i", minutes, seconds);
 740         }
 741 }
 742
 743 /* substitutes all occurrences of '\n' with SECRIT_MULTILINE_CHAR, which allows
 744  * multiline objects like $exec work with $align[rc] and friends
 745  */
 746 void substitute_newlines(char *p, long l)
 747 {
 748         char *s = p;
 749         if (l < 0) return;
 750         while (p && *p && p < s + l) {
 751                 if (*p == '\n') {
 752                         /* only substitute if it's not the last newline */
 753                         *p = SECRIT_MULTILINE_CHAR;
 754                 }
 755                 p++;
 756         }
 757 }
 758
 759 void generate_text_internal(char *p, int p_max_size,
 760                 struct text_object root, struct information *cur)
 761 {
 762         struct text_object *obj;
 763 #ifdef X11
 764         int need_to_load_fonts = 0;
 765 #endif /* X11 */
 766
 767         /* for the OBJ_top* handler */
 768         struct process **needed = 0;
 769
 770 #ifdef HAVE_ICONV
 771         char buff_in[p_max_size];
 772         buff_in[0] = 0;
 773 #endif /* HAVE_ICONV */
 774
 775         p[0] = 0;
 776         obj = root.next;
 777         while (obj && p_max_size > 0) {
 778                 needed = 0; /* reset for top stuff */
 779
 780 /* IFBLOCK jumping algorithm
 781  *
 782  * This is easier as it looks like:
 783  * - each IF checks it's condition
 784  *   - on FALSE: call DO_JUMP
 785  *   - on TRUE: don't care
 786  * - each ELSE calls DO_JUMP unconditionally
 787  * - each ENDIF is silently being ignored
 788  *
 789  * Why this works:
 790  * DO_JUMP overwrites the "obj" variable of the loop and sets it to the target
 791  * (i.e. the corresponding ELSE or ENDIF). After that, processing for the given
 792  * object can continue, free()ing stuff e.g., then the for-loop does the rest: as
 793  * regularly, "obj" is being updated to point to obj->next, so object parsing
 794  * continues right after the corresponding ELSE or ENDIF. This means that if we
 795  * find an ELSE, it's corresponding IF must not have jumped, so we need to jump
 796  * always. If we encounter an ENDIF, it's corresponding IF or ELSE has not
 797  * jumped, and there is nothing to do.
 798  */
 799 #define DO_JUMP { \
 800         DBGP2("jumping"); \
 801         obj = obj->special_data; \
 802 }
 803
 804 #define OBJ(a) break; case OBJ_##a:
 805
 806                 switch (obj->type) {
 807                         default:
 808                                 NORM_ERR("not implemented obj type %d", obj->type);
 809                         OBJ(read_tcp) {
 810                                 print_read_tcp(obj, p, p_max_size);
 811                         }
 812 #ifndef __OpenBSD__
 813                         OBJ(acpitemp) {
 814                                 temp_print(p, p_max_size, get_acpi_temperature(obj->data.i), TEMP_CELSIUS);
 815                         }
 816 #endif /* !__OpenBSD__ */
 817                         OBJ(freq) {
 818                                 static int ok = 1;
 819                                 if (ok) {
 820                                         ok = get_freq(p, p_max_size, "%.0f", 1,
 821                                                         obj->data.i);
 822                                 }
 823                         }
 824                         OBJ(freq_g) {
 825                                 static int ok = 1;
 826                                 if (ok) {
 827 #ifndef __OpenBSD__
 828                                         ok = get_freq(p, p_max_size, "%'.2f", 1000,
 829                                                         obj->data.i);
 830 #else
 831                                         /* OpenBSD has no such flag (SUSv2) */
 832                                         ok = get_freq(p, p_max_size, "%.2f", 1000,
 833                                                         obj->data.i);
 834 #endif /* __OpenBSD */
 835                                 }
 836                         }
 837 #if defined(__linux__)
 838                         OBJ(voltage_mv) {
 839                                 static int ok = 1;
 840                                 if (ok) {
 841                                         ok = get_voltage(p, p_max_size, "%.0f", 1,
 842                                                         obj->data.i);
 843                                 }
 844                         }
 845                         OBJ(voltage_v) {
 846                                 static int ok = 1;
 847                                 if (ok) {
 848                                         ok = get_voltage(p, p_max_size, "%'.3f", 1000,
 849                                                         obj->data.i);
 850                                 }
 851                         }
 852
 853 #ifdef HAVE_IWLIB
 854                         OBJ(wireless_essid) {
 855                                 print_wireless_essid(obj, p, p_max_size);
 856                         }
 857                         OBJ(wireless_mode) {
 858                                 print_wireless_mode(obj, p, p_max_size);
 859                         }
 860                         OBJ(wireless_bitrate) {
 861                                 print_wireless_bitrate(obj, p, p_max_size);
 862                         }
 863                         OBJ(wireless_ap) {
 864                                 print_wireless_ap(obj, p, p_max_size);
 865                         }
 866                         OBJ(wireless_link_qual) {
 867                                 print_wireless_link_qual(obj, p, p_max_size);
 868                         }
 869                         OBJ(wireless_link_qual_max) {
 870                                 print_wireless_link_qual_max(obj, p, p_max_size);
 871                         }
 872                         OBJ(wireless_link_qual_perc) {
 873                                 print_wireless_link_qual_perc(obj, p, p_max_size);
 874                         }
 875                         OBJ(wireless_link_bar) {
 876                                 print_wireless_link_bar(obj, p, p_max_size);
 877                         }
 878 #endif /* HAVE_IWLIB */
 879
 880 #endif /* __linux__ */
 881
 882 #ifndef __OpenBSD__
 883                         OBJ(adt746xcpu) {
 884                                 get_adt746x_cpu(p, p_max_size);
 885                         }
 886                         OBJ(adt746xfan) {
 887                                 get_adt746x_fan(p, p_max_size);
 888                         }
 889                         OBJ(acpifan) {
 890                                 get_acpi_fan(p, p_max_size);
 891                         }
 892                         OBJ(acpiacadapter) {
 893                                 get_acpi_ac_adapter(p, p_max_size);
 894                         }
 895                         OBJ(battery) {
 896                                 get_battery_stuff(p, p_max_size, obj->data.s, BATTERY_STATUS);
 897                         }
 898                         OBJ(battery_time) {
 899                                 get_battery_stuff(p, p_max_size, obj->data.s, BATTERY_TIME);
 900                         }
 901                         OBJ(battery_percent) {
 902                                 percent_print(p, p_max_size, get_battery_perct(obj->data.s));
 903                         }
 904                         OBJ(battery_bar) {
 905 #ifdef X11
 906                                 if(output_methods & TO_X) {
 907                                         new_bar(obj, p, get_battery_perct_bar(obj->data.s));
 908                                 }else
 909 #endif /* X11 */
 910                                         new_bar_in_shell(obj, p, p_max_size, get_battery_perct_bar(obj->data.s) / 2.55);
 911                         }
 912                         OBJ(battery_short) {
 913                                 get_battery_short_status(p, p_max_size, obj->data.s);
 914                         }
 915 #endif /* __OpenBSD__ */
 916
 917                         OBJ(buffers) {
 918                                 human_readable(cur->buffers * 1024, p, 255);
 919                         }
 920                         OBJ(cached) {
 921                                 human_readable(cur->cached * 1024, p, 255);
 922                         }
 923                         OBJ(cpu) {
 924                                 if (obj->data.i > info.cpu_count) {
 925                                         NORM_ERR("obj->data.i %i info.cpu_count %i",
 926                                                         obj->data.i, info.cpu_count);
 927                                         CRIT_ERR(NULL, NULL, "attempting to use more CPUs than you have!");
 928                                 }
 929                                 percent_print(p, p_max_size,
 930                                               round_to_int(cur->cpu_usage[obj->data.i] * 100.0));
 931                         }
 932 #ifdef X11
 933                         OBJ(cpugauge)
 934                                 new_gauge(obj, p, round_to_int(cur->cpu_usage[obj->data.i] * 255.0));
 935 #endif /* X11 */
 936                         OBJ(cpubar) {
 937 #ifdef X11
 938                                 if(output_methods & TO_X) {
 939                                         new_bar(obj, p, round_to_int(cur->cpu_usage[obj->data.i] * 255.0));
 940                                 }else
 941 #endif /* X11 */
 942                                         new_bar_in_shell(obj, p, p_max_size, round_to_int(cur->cpu_usage[obj->data.i] * 100));
 943                         }
 944 #ifdef X11
 945                         OBJ(cpugraph) {
 946                                 new_graph(obj, p, round_to_int(cur->cpu_usage[obj->data.i] * 100));
 947                         }
 948                         OBJ(loadgraph) {
 949                                 print_loadgraph(obj, p);
 950                         }
 951 #endif /* X11 */
 952                         OBJ(color) {
 953                                 new_fg(p, obj->data.l);
 954                         }
 955 #ifdef X11
 956                         OBJ(color0) {
 957                                 new_fg(p, color0);
 958                         }
 959                         OBJ(color1) {
 960                                 new_fg(p, color1);
 961                         }
 962                         OBJ(color2) {
 963                                 new_fg(p, color2);
 964                         }
 965                         OBJ(color3) {
 966                                 new_fg(p, color3);
 967                         }
 968                         OBJ(color4) {
 969                                 new_fg(p, color4);
 970                         }
 971                         OBJ(color5) {
 972                                 new_fg(p, color5);
 973                         }
 974                         OBJ(color6) {
 975                                 new_fg(p, color6);
 976                         }
 977                         OBJ(color7) {
 978                                 new_fg(p, color7);
 979                         }
 980                         OBJ(color8) {
 981                                 new_fg(p, color8);
 982                         }
 983                         OBJ(color9) {
 984                                 new_fg(p, color9);
 985                         }
 986 #endif /* X11 */
 987                         OBJ(conky_version) {
 988                                 snprintf(p, p_max_size, "%s", VERSION);
 989                         }
 990                         OBJ(conky_build_date) {
 991                                 snprintf(p, p_max_size, "%s", BUILD_DATE);
 992                         }
 993                         OBJ(conky_build_arch) {
 994                                 snprintf(p, p_max_size, "%s", BUILD_ARCH);
 995                         }
 996 #if defined(__linux__)
 997                         OBJ(disk_protect) {
 998                                 snprintf(p, p_max_size, "%s",
 999                                                 get_disk_protect_queue(obj->data.s));
1000                         }
1001                         OBJ(i8k_version) {
1002                                 snprintf(p, p_max_size, "%s", i8k.version);
1003                         }
1004                         OBJ(i8k_bios) {
1005                                 snprintf(p, p_max_size, "%s", i8k.bios);
1006                         }
1007                         OBJ(i8k_serial) {
1008                                 snprintf(p, p_max_size, "%s", i8k.serial);
1009                         }
1010                         OBJ(i8k_cpu_temp) {
1011                                 int cpu_temp;
1012
1013                                 sscanf(i8k.cpu_temp, "%d", &cpu_temp);
1014                                 temp_print(p, p_max_size, (double)cpu_temp, TEMP_CELSIUS);
1015                         }
1016                         OBJ(i8k_left_fan_status) {
1017                                 int left_fan_status;
1018
1019                                 sscanf(i8k.left_fan_status, "%d", &left_fan_status);
1020                                 if (left_fan_status == 0) {
1021                                         snprintf(p, p_max_size, "off");
1022                                 }
1023                                 if (left_fan_status == 1) {
1024                                         snprintf(p, p_max_size, "low");
1025                                 }
1026                                 if (left_fan_status == 2) {
1027                                         snprintf(p, p_max_size, "high");
1028                                 }
1029                         }
1030                         OBJ(i8k_right_fan_status) {
1031                                 int right_fan_status;
1032
1033                                 sscanf(i8k.right_fan_status, "%d", &right_fan_status);
1034                                 if (right_fan_status == 0) {
1035                                         snprintf(p, p_max_size, "off");
1036                                 }
1037                                 if (right_fan_status == 1) {
1038                                         snprintf(p, p_max_size, "low");
1039                                 }
1040                                 if (right_fan_status == 2) {
1041                                         snprintf(p, p_max_size, "high");
1042                                 }
1043                         }
1044                         OBJ(i8k_left_fan_rpm) {
1045                                 snprintf(p, p_max_size, "%s", i8k.left_fan_rpm);
1046                         }
1047                         OBJ(i8k_right_fan_rpm) {
1048                                 snprintf(p, p_max_size, "%s", i8k.right_fan_rpm);
1049                         }
1050                         OBJ(i8k_ac_status) {
1051                                 int ac_status;
1052
1053                                 sscanf(i8k.ac_status, "%d", &ac_status);
1054                                 if (ac_status == -1) {
1055                                         snprintf(p, p_max_size, "disabled (read i8k docs)");
1056                                 }
1057                                 if (ac_status == 0) {
1058                                         snprintf(p, p_max_size, "off");
1059                                 }
1060                                 if (ac_status == 1) {
1061                                         snprintf(p, p_max_size, "on");
1062                                 }
1063                         }
1064                         OBJ(i8k_buttons_status) {
1065                                 snprintf(p, p_max_size, "%s", i8k.buttons_status);
1066                         }
1067 #if defined(IBM)
1068                         OBJ(ibm_fan) {
1069                                 get_ibm_acpi_fan(p, p_max_size);
1070                         }
1071                         OBJ(ibm_temps) {
1072                                 print_ibm_temps(obj, p, p_max_size);
1073                         }
1074                         OBJ(ibm_volume) {
1075                                 get_ibm_acpi_volume(p, p_max_size);
1076                         }
1077                         OBJ(ibm_brightness) {
1078                                 get_ibm_acpi_brightness(p, p_max_size);
1079                         }
1080 #endif /* IBM */
1081                         /* information from sony_laptop kernel module
1082                          * /sys/devices/platform/sony-laptop */
1083                         OBJ(sony_fanspeed) {
1084                                 get_sony_fanspeed(p, p_max_size);
1085                         }
1086                         OBJ(if_gw) {
1087                                 if (!gateway_exists()) {
1088                                         DO_JUMP;
1089                                 }
1090                         }
1091                         OBJ(gw_iface) {
1092                                 print_gateway_iface(p, p_max_size);
1093                         }
1094                         OBJ(gw_ip) {
1095                                 print_gateway_ip(p, p_max_size);
1096                         }
1097                         OBJ(laptop_mode) {
1098                                 snprintf(p, p_max_size, "%d", get_laptop_mode());
1099                         }
1100                         OBJ(pb_battery) {
1101                                 get_powerbook_batt_info(p, p_max_size, obj->data.i);
1102                         }
1103 #endif /* __linux__ */
1104 #if (defined(__FreeBSD__) || defined(__linux__))
1105                         OBJ(if_up) {
1106                                 if (!interface_up(obj)) {
1107                                         DO_JUMP;
1108                                 }
1109                         }
1110 #endif
1111 #ifdef __OpenBSD__
1112                         OBJ(obsd_sensors_temp) {
1113                                 print_obsd_sensors_temp(obj, p, p_max_size);
1114                         }
1115                         OBJ(obsd_sensors_fan) {
1116                                 print_obsd_sensors_fan(obj, p, p_max_size);
1117                         }
1118                         OBJ(obsd_sensors_volt) {
1119                                 print_obsd_sensors_volt(obj, p, p_max_size);
1120                         }
1121                         OBJ(obsd_vendor) {
1122                                 get_obsd_vendor(p, p_max_size);
1123                         }
1124                         OBJ(obsd_product) {
1125                                 get_obsd_product(p, p_max_size);
1126                         }
1127 #endif /* __OpenBSD__ */
1128 #ifdef X11
1129                         OBJ(font) {
1130                                 new_font(p, obj->data.s);
1131                                 need_to_load_fonts = 1;
1132                         }
1133 #endif /* X11 */
1134                         OBJ(diskio) {
1135                                 print_diskio(obj, 0, p, p_max_size);
1136                         }
1137                         OBJ(diskio_write) {
1138                                 print_diskio(obj, 1, p, p_max_size);
1139                         }
1140                         OBJ(diskio_read) {
1141                                 print_diskio(obj, -1, p, p_max_size);
1142                         }
1143 #ifdef X11
1144                         OBJ(diskiograph) {
1145                                 print_diskiograph(obj, 0, p);
1146                         }
1147                         OBJ(diskiograph_read) {
1148                                 print_diskiograph(obj, -1, p);
1149                         }
1150                         OBJ(diskiograph_write) {
1151                                 print_diskiograph(obj, 1, p);
1152                         }
1153 #endif /* X11 */
1154                         OBJ(downspeed) {
1155                                 print_downspeed(obj, p, p_max_size);
1156                         }
1157                         OBJ(downspeedf) {
1158                                 print_downspeedf(obj, p, p_max_size);
1159                         }
1160 #ifdef X11
1161                         OBJ(downspeedgraph) {
1162                                 print_downspeedgraph(obj, p);
1163                         }
1164 #endif /* X11 */
1165                         OBJ(else) {
1166                                 /* Since we see you, you're if has not jumped.
1167                                  * Do Ninja jump here: without leaving traces.
1168                                  * This is to prevent us from stale jumped flags.
1169                                  */
1170                                 obj = obj->sub;
1171                                 continue;
1172                         }
1173                         OBJ(endif) {
1174                                 /* harmless object, just ignore */
1175                         }
1176                         OBJ(addr) {
1177                                 print_addr(obj, p, p_max_size);
1178                         }
1179 #if defined(__linux__)
1180                         OBJ(addrs) {
1181                                 print_addrs(obj, p, p_max_size);
1182                         }
1183 #endif /* __linux__ */
1184 #if defined(IMLIB2) && defined(X11)
1185                         OBJ(image) {
1186                                 /* doesn't actually draw anything, just queues it omp.  the
1187                                  * image will get drawn after the X event loop */
1188                                 cimlib_add_image(obj->data.s);
1189                         }
1190 #endif /* IMLIB2 */
1191                         OBJ(eval) {
1192                                 evaluate(obj->data.s, p);
1193                         }
1194                         OBJ(exec) {
1195                                 print_exec(obj, p, p_max_size);
1196                         }
1197                         OBJ(execp) {
1198                                 print_execp(obj, p, p_max_size);
1199                         }
1200 #ifdef X11
1201                         OBJ(execgauge) {
1202                                 print_execgauge(obj, p, p_max_size);
1203                         }
1204 #endif /* X11 */
1205                         OBJ(execbar) {
1206                                 print_execbar(obj, p, p_max_size);
1207                         }
1208 #ifdef X11
1209                         OBJ(execgraph) {
1210                                 print_execgraph(obj, p, p_max_size);
1211                         }
1212 #endif /* X11 */
1213                         OBJ(execibar) {
1214                                 print_execibar(obj, p, p_max_size);
1215                         }
1216 #ifdef X11
1217                         OBJ(execigraph) {
1218                                 print_execigraph(obj, p, p_max_size);
1219                         }
1220                         OBJ(execigauge) {
1221                                 print_execigauge(obj, p, p_max_size);
1222                         }
1223 #endif /* X11 */
1224                         OBJ(execi) {
1225                                 print_execi(obj, p, p_max_size);
1226                         }
1227                         OBJ(execpi) {
1228                                 print_execpi(obj, p);
1229                         }
1230                         OBJ(texeci) {
1231                                 print_texeci(obj, p, p_max_size);
1232                         }
1233                         OBJ(imap_unseen) {
1234                                 print_imap_unseen(obj, p, p_max_size);
1235                         }
1236                         OBJ(imap_messages) {
1237                                 print_imap_messages(obj, p, p_max_size);
1238                         }
1239                         OBJ(pop3_unseen) {
1240                                 print_pop3_unseen(obj, p, p_max_size);
1241                         }
1242                         OBJ(pop3_used) {
1243                                 print_pop3_used(obj, p, p_max_size);
1244                         }
1245                         OBJ(fs_bar) {
1246                                 print_fs_bar(obj, 0, p, p_max_size);
1247                         }
1248                         OBJ(fs_free) {
1249                                 print_fs_free(obj, p, p_max_size);
1250                         }
1251                         OBJ(fs_free_perc) {
1252                                 print_fs_perc(obj, 1, p, p_max_size);
1253                         }
1254                         OBJ(fs_size) {
1255                                 print_fs_size(obj, p, p_max_size);
1256                         }
1257                         OBJ(fs_type) {
1258                                 print_fs_type(obj, p, p_max_size);
1259                         }
1260                         OBJ(fs_used) {
1261                                 print_fs_used(obj, p, p_max_size);
1262                         }
1263                         OBJ(fs_bar_free) {
1264                                 print_fs_bar(obj, 1, p, p_max_size);
1265                         }
1266                         OBJ(fs_used_perc) {
1267                                 print_fs_perc(obj, 0, p, p_max_size);
1268                         }
1269                         OBJ(loadavg) {
1270                                 print_loadavg(obj, p, p_max_size);
1271                         }
1272                         OBJ(goto) {
1273                                 new_goto(p, obj->data.i);
1274                         }
1275                         OBJ(tab) {
1276                                 new_tab(obj, p);
1277                         }
1278 #ifdef X11
1279                         OBJ(hr) {
1280                                 new_hr(p, obj->data.i);
1281                         }
1282 #endif
1283                         OBJ(nameserver) {
1284                                 print_nameserver(obj, p, p_max_size);
1285                         }
1286 #ifdef EVE
1287                         OBJ(eve) {
1288                                 print_eve(obj, p, p_max_size);
1289                         }
1290 #endif
1291 #ifdef HAVE_CURL
1292                         OBJ(curl) {
1293                                 curl_print(obj, p, p_max_size);
1294                         }
1295 #endif
1296 #ifdef RSS
1297                         OBJ(rss) {
1298                                 rss_print_info(obj, p, p_max_size);
1299                         }
1300 #endif
1301 #ifdef WEATHER
1302                         OBJ(weather) {
1303                                 print_weather(obj, p, p_max_size);
1304                         }
1305 #endif
1306 #ifdef XOAP
1307                         OBJ(weather_forecast) {
1308                                 print_weather_forecast(obj, p, p_max_size);
1309                         }
1310 #endif
1311 #ifdef HAVE_LUA
1312                         OBJ(lua) {
1313                                 char *str = llua_getstring(obj->data.s);
1314                                 if (str) {
1315                                         snprintf(p, p_max_size, "%s", str);
1316                                         free(str);
1317                                 }
1318                         }
1319                         OBJ(lua_parse) {
1320                                 char *str = llua_getstring(obj->data.s);
1321                                 if (str) {
1322                                         evaluate(str, p);
1323                                         free(str);
1324                                 }
1325                         }
1326                         OBJ(lua_bar) {
1327                                 double per;
1328                                 if (llua_getnumber(obj->data.s, &per)) {
1329 #ifdef X11
1330                                         if(output_methods & TO_X) {
1331                                                 new_bar(obj, p, (per/100.0 * 255));
1332                                         } else
1333 #endif /* X11 */
1334                                                 new_bar_in_shell(obj, p, p_max_size, per);
1335                                 }
1336                         }
1337 #ifdef X11
1338                         OBJ(lua_graph) {
1339                                 double per;
1340                                 if (llua_getnumber(obj->data.s, &per)) {
1341                                         new_graph(obj, p, per);
1342                                 }
1343                         }
1344                         OBJ(lua_gauge) {
1345                                 double per;
1346                                 if (llua_getnumber(obj->data.s, &per)) {
1347                                         new_gauge(obj, p, (per/100.0 * 255));
1348                                 }
1349                         }
1350 #endif /* X11 */
1351 #endif /* HAVE_LUA */
1352 #ifdef HDDTEMP
1353                         OBJ(hddtemp) {
1354                                 short val;
1355                                 char unit;
1356
1357                                 if (get_hddtemp_info(obj->data.s, &val, &unit)) {
1358                                         snprintf(p, p_max_size, "N/A");
1359                                 } else {
1360                                         temp_print(p, p_max_size, (double)val,
1361                                                         (unit == 'C' ? TEMP_CELSIUS : TEMP_FAHRENHEIT));
1362                                 }
1363                         }
1364 #endif
1365                         OBJ(offset) {
1366                                 new_offset(p, obj->data.i);
1367                         }
1368                         OBJ(voffset) {
1369                                 new_voffset(p, obj->data.i);
1370                         }
1371 #ifdef __linux__
1372                         OBJ(i2c) {
1373                                 print_sysfs_sensor(obj, p, p_max_size);
1374                         }
1375                         OBJ(platform) {
1376                                 print_sysfs_sensor(obj, p, p_max_size);
1377                         }
1378                         OBJ(hwmon) {
1379                                 print_sysfs_sensor(obj, p, p_max_size);
1380                         }
1381 #endif /* __linux__ */
1382                         OBJ(alignr) {
1383                                 new_alignr(p, obj->data.i);
1384                         }
1385                         OBJ(alignc) {
1386                                 new_alignc(p, obj->data.i);
1387                         }
1388                         OBJ(if_empty) {
1389                                 char buf[max_user_text];
1390                                 struct information *tmp_info =
1391                                         malloc(sizeof(struct information));
1392                                 memcpy(tmp_info, cur, sizeof(struct information));
1393                                 generate_text_internal(buf, max_user_text,
1394                                                        *obj->sub, tmp_info);
1395
1396                                 if (strlen(buf) != 0) {
1397                                         DO_JUMP;
1398                                 }
1399                                 free(tmp_info);
1400                         }
1401                         OBJ(if_match) {
1402                                 char expression[max_user_text];
1403                                 int val;
1404                                 struct information *tmp_info;
1405
1406                                 tmp_info = malloc(sizeof(struct information));
1407                                 memcpy(tmp_info, cur, sizeof(struct information));
1408                                 generate_text_internal(expression, max_user_text,
1409                                                        *obj->sub, tmp_info);
1410                                 DBGP("parsed arg into '%s'", expression);
1411
1412                                 val = compare(expression);
1413                                 if (val == -2) {
1414                                         NORM_ERR("compare failed for expression '%s'",
1415                                                         expression);
1416                                 } else if (!val) {
1417                                         DO_JUMP;
1418                                 }
1419                                 free(tmp_info);
1420                         }
1421                         OBJ(if_existing) {
1422                                 char *spc;
1423
1424                                 spc = strchr(obj->data.s, ' ');
1425                                 if (!spc && access(obj->data.s, F_OK)) {
1426                                         DO_JUMP;
1427                                 } else if (spc) {
1428                                         *spc = '\0';
1429                                         if (check_contains(obj->data.s, spc + 1))
1430                                                 DO_JUMP;
1431                                         *spc = ' ';
1432                                 }
1433                         }
1434                         OBJ(if_mounted) {
1435                                 if ((obj->data.s)
1436                                                 && (!check_mount(obj->data.s))) {
1437                                         DO_JUMP;
1438                                 }
1439                         }
1440                         OBJ(if_running) {
1441 #ifdef __linux__
1442                                 if (!get_process_by_name(obj->data.s)) {
1443 #else
1444                                 if ((obj->data.s) && system(obj->data.s)) {
1445 #endif
1446                                         DO_JUMP;
1447                                 }
1448                         }
1449 #if defined(__linux__)
1450                         OBJ(ioscheduler) {
1451                                 snprintf(p, p_max_size, "%s", get_ioscheduler(obj->data.s));
1452                         }
1453 #endif
1454                         OBJ(kernel) {
1455                                 snprintf(p, p_max_size, "%s", cur->uname_s.release);
1456                         }
1457                         OBJ(machine) {
1458                                 snprintf(p, p_max_size, "%s", cur->uname_s.machine);
1459                         }
1460
1461                         /* memory stuff */
1462                         OBJ(mem) {
1463                                 human_readable(cur->mem * 1024, p, 255);
1464                         }
1465                         OBJ(memeasyfree) {
1466                                 human_readable(cur->memeasyfree * 1024, p, 255);
1467                         }
1468                         OBJ(memfree) {
1469                                 human_readable(cur->memfree * 1024, p, 255);
1470                         }
1471                         OBJ(memmax) {
1472                                 human_readable(cur->memmax * 1024, p, 255);
1473                         }
1474                         OBJ(memperc) {
1475                                 if (cur->memmax)
1476                                         percent_print(p, p_max_size, cur->mem * 100 / cur->memmax);
1477                         }
1478 #ifdef X11
1479                         OBJ(memgauge){
1480                                 new_gauge(obj, p, cur->memmax ? (cur->mem * 255) / (cur->memmax) : 0);
1481                         }
1482 #endif /* X11 */
1483                         OBJ(membar) {
1484 #ifdef X11
1485                                 if(output_methods & TO_X) {
1486                                         new_bar(obj, p, cur->memmax ? (cur->mem * 255) / (cur->memmax) : 0);
1487                                 }else
1488 #endif /* X11 */
1489                                         new_bar_in_shell(obj, p, p_max_size, cur->memmax ? (cur->mem * 100) / (cur->memmax) : 0);
1490                         }
1491 #ifdef X11
1492                         OBJ(memgraph) {
1493                                 new_graph(obj, p, cur->memmax ? (cur->mem * 100.0) / (cur->memmax) : 0.0);
1494                         }
1495 #endif /* X11 */
1496                         /* mixer stuff */
1497                         OBJ(mixer) {
1498                                 print_mixer(obj, 0, p, p_max_size);
1499                         }
1500                         OBJ(mixerl) {
1501                                 print_mixer(obj, -1, p, p_max_size);
1502                         }
1503                         OBJ(mixerr) {
1504                                 print_mixer(obj, 1, p, p_max_size);
1505                         }
1506 #ifdef X11
1507                         OBJ(mixerbar) {
1508                                 print_mixer_bar(obj, 0, p);
1509                         }
1510                         OBJ(mixerlbar) {
1511                                 print_mixer_bar(obj, -1, p);
1512                         }
1513                         OBJ(mixerrbar) {
1514                                 print_mixer_bar(obj, 1, p);
1515                         }
1516 #endif /* X11 */
1517                         OBJ(if_mixer_mute) {
1518                                 if (!check_mixer_muted(obj)) {
1519                                         DO_JUMP;
1520                                 }
1521                         }
1522 #ifdef X11
1523 #define NOT_IN_X "Not running in X"
1524                         OBJ(monitor) {
1525                                 if(x_initialised != YES) {
1526                                         strncpy(p, NOT_IN_X, p_max_size);
1527                                 }else{
1528                                         snprintf(p, p_max_size, "%d", cur->x11.monitor.current);
1529                                 }
1530                         }
1531                         OBJ(monitor_number) {
1532                                 if(x_initialised != YES) {
1533                                         strncpy(p, NOT_IN_X, p_max_size);
1534                                 }else{
1535                                         snprintf(p, p_max_size, "%d", cur->x11.monitor.number);
1536                                 }
1537                         }
1538                         OBJ(desktop) {
1539                                 if(x_initialised != YES) {
1540                                         strncpy(p, NOT_IN_X, p_max_size);
1541                                 }else{
1542                                         snprintf(p, p_max_size, "%d", cur->x11.desktop.current);
1543                                 }
1544                         }
1545                         OBJ(desktop_number) {
1546                                 if(x_initialised != YES) {
1547                                         strncpy(p, NOT_IN_X, p_max_size);
1548                                 }else{
1549                                         snprintf(p, p_max_size, "%d", cur->x11.desktop.number);
1550                                 }
1551                         }
1552                         OBJ(desktop_name) {
1553                                 if(x_initialised != YES) {
1554                                         strncpy(p, NOT_IN_X, p_max_size);
1555                                 }else if(cur->x11.desktop.name != NULL) {
1556                                         strncpy(p, cur->x11.desktop.name, p_max_size);
1557                                 }
1558                         }
1559 #endif /* X11 */
1560
1561                         /* mail stuff */
1562                         OBJ(mails) {
1563                                 print_mails(obj, p, p_max_size);
1564                         }
1565                         OBJ(new_mails) {
1566                                 print_new_mails(obj, p, p_max_size);
1567                         }
1568                         OBJ(seen_mails) {
1569                                 print_seen_mails(obj, p, p_max_size);
1570                         }
1571                         OBJ(unseen_mails) {
1572                                 print_unseen_mails(obj, p, p_max_size);
1573                         }
1574                         OBJ(flagged_mails) {
1575                                 print_flagged_mails(obj, p, p_max_size);
1576                         }
1577                         OBJ(unflagged_mails) {
1578                                 print_unflagged_mails(obj, p, p_max_size);
1579                         }
1580                         OBJ(forwarded_mails) {
1581                                 print_forwarded_mails(obj, p, p_max_size);
1582                         }
1583                         OBJ(unforwarded_mails) {
1584                                 print_unforwarded_mails(obj, p, p_max_size);
1585                         }
1586                         OBJ(replied_mails) {
1587                                 print_replied_mails(obj, p, p_max_size);
1588                         }
1589                         OBJ(unreplied_mails) {
1590                                 print_unreplied_mails(obj, p, p_max_size);
1591                         }
1592                         OBJ(draft_mails) {
1593                                 print_draft_mails(obj, p, p_max_size);
1594                         }
1595                         OBJ(trashed_mails) {
1596                                 print_trashed_mails(obj, p, p_max_size);
1597                         }
1598                         OBJ(mboxscan) {
1599                                 print_mboxscan(obj, p, p_max_size);
1600                         }
1601                         OBJ(nodename) {
1602                                 snprintf(p, p_max_size, "%s", cur->uname_s.nodename);
1603                         }
1604                         OBJ(outlinecolor) {
1605                                 new_outline(p, obj->data.l);
1606                         }
1607                         OBJ(pid_cmdline) {
1608                                 print_pid_cmdline(obj, p, p_max_size);
1609                         }
1610                         OBJ(pid_cwd) {
1611                                 print_pid_cwd(obj, p, p_max_size);
1612                         }
1613                         OBJ(pid_environ) {
1614                                 print_pid_environ(obj, p, p_max_size);
1615                         }
1616                         OBJ(processes) {
1617                                 spaced_print(p, p_max_size, "%hu", 4, cur->procs);
1618                         }
1619                         OBJ(running_processes) {
1620                                 spaced_print(p, p_max_size, "%hu", 4, cur->run_procs);
1621                         }
1622                         OBJ(threads) {
1623                                 spaced_print(p, p_max_size, "%hu", 4, cur->threads);
1624                         }
1625                         OBJ(text) {
1626                                 snprintf(p, p_max_size, "%s", obj->data.s);
1627                         }
1628 #ifdef X11
1629                         OBJ(shadecolor) {
1630                                 new_bg(p, obj->data.l);
1631                         }
1632                         OBJ(stippled_hr) {
1633                                 new_stippled_hr(obj, p);
1634                         }
1635 #endif /* X11 */
1636                         OBJ(swap) {
1637                                 human_readable(cur->swap * 1024, p, 255);
1638                         }
1639                         OBJ(swapfree) {
1640                                 human_readable(cur->swapfree * 1024, p, 255);
1641                         }
1642                         OBJ(swapmax) {
1643                                 human_readable(cur->swapmax * 1024, p, 255);
1644                         }
1645                         OBJ(swapperc) {
1646                                 if (cur->swapmax == 0) {
1647                                         strncpy(p, "No swap", p_max_size);
1648                                 } else {
1649                                         percent_print(p, p_max_size, cur->swap * 100 / cur->swapmax);
1650                                 }
1651                         }
1652                         OBJ(swapbar) {
1653 #ifdef X11
1654                                 if(output_methods & TO_X) {
1655                                         new_bar(obj, p, cur->swapmax ? (cur->swap * 255) / (cur->swapmax) : 0);
1656                                 }else
1657 #endif /* X11 */
1658                                         new_bar_in_shell(obj, p, p_max_size, cur->swapmax ? (cur->swap * 100) / (cur->swapmax) : 0);
1659                         }
1660                         OBJ(sysname) {
1661                                 snprintf(p, p_max_size, "%s", cur->uname_s.sysname);
1662                         }
1663                         OBJ(time) {
1664                                 print_time(obj, p, p_max_size);
1665                         }
1666                         OBJ(utime) {
1667                                 print_utime(obj, p, p_max_size);
1668                         }
1669                         OBJ(tztime) {
1670                                 print_tztime(obj, p, p_max_size);
1671                         }
1672                         OBJ(totaldown) {
1673                                 print_totaldown(obj, p, p_max_size);
1674                         }
1675                         OBJ(totalup) {
1676                                 print_totalup(obj, p, p_max_size);
1677                         }
1678                         OBJ(updates) {
1679                                 snprintf(p, p_max_size, "%d", total_updates);
1680                         }
1681                         OBJ(if_updatenr) {
1682                                 if(total_updates % updatereset != obj->data.i - 1) {
1683                                         DO_JUMP;
1684                                 }
1685                         }
1686                         OBJ(upspeed) {
1687                                 print_upspeed(obj, p, p_max_size);
1688                         }
1689                         OBJ(upspeedf) {
1690                                 print_upspeedf(obj, p, p_max_size);
1691                         }
1692 #ifdef X11
1693                         OBJ(upspeedgraph) {
1694                                 print_upspeedgraph(obj, p);
1695                         }
1696 #endif /* X11 */
1697                         OBJ(uptime_short) {
1698                                 format_seconds_short(p, p_max_size, (int) cur->uptime);
1699                         }
1700                         OBJ(uptime) {
1701                                 format_seconds(p, p_max_size, (int) cur->uptime);
1702                         }
1703                         OBJ(user_names) {
1704                                 snprintf(p, p_max_size, "%s", cur->users.names);
1705                         }
1706                         OBJ(user_terms) {
1707                                 snprintf(p, p_max_size, "%s", cur->users.terms);
1708                         }
1709                         OBJ(user_times) {
1710                                 snprintf(p, p_max_size, "%s", cur->users.times);
1711                         }
1712                         OBJ(user_number) {
1713                                 snprintf(p, p_max_size, "%d", cur->users.number);
1714                         }
1715 #if (defined(__FreeBSD__) || defined(__FreeBSD_kernel__) \
1716                 || defined(__OpenBSD__)) && (defined(i386) || defined(__i386__))
1717                         OBJ(apm_adapter) {
1718                                 char *msg;
1719
1720                                 msg = get_apm_adapter();
1721                                 snprintf(p, p_max_size, "%s", msg);
1722                                 free(msg);
1723                         }
1724                         OBJ(apm_battery_life) {
1725                                 char *msg;
1726
1727                                 msg = get_apm_battery_life();
1728                                 snprintf(p, p_max_size, "%s", msg);
1729                                 free(msg);
1730                         }
1731                         OBJ(apm_battery_time) {
1732                                 char *msg;
1733
1734                                 msg = get_apm_battery_time();
1735                                 snprintf(p, p_max_size, "%s", msg);
1736                                 free(msg);
1737                         }
1738 #endif /* __FreeBSD__ __OpenBSD__ */
1739
1740 #ifdef MPD
1741 #define mpd_printf(fmt, val) \
1742         snprintf(p, p_max_size, fmt, mpd_get_info()->val)
1743 #define mpd_sprintf(val) { \
1744         if (!obj->data.i || obj->data.i > p_max_size) \
1745                 mpd_printf("%s", val); \
1746         else \
1747                 snprintf(p, obj->data.i, "%s", mpd_get_info()->val); \
1748 }
1749                         OBJ(mpd_title)
1750                                 mpd_sprintf(title);
1751                         OBJ(mpd_artist)
1752                                 mpd_sprintf(artist);
1753                         OBJ(mpd_album)
1754                                 mpd_sprintf(album);
1755                         OBJ(mpd_random)
1756                                 mpd_printf("%s", random);
1757                         OBJ(mpd_repeat)
1758                                 mpd_printf("%s", repeat);
1759                         OBJ(mpd_track)
1760                                 mpd_sprintf(track);
1761                         OBJ(mpd_name)
1762                                 mpd_sprintf(name);
1763                         OBJ(mpd_file)
1764                                 mpd_sprintf(file);
1765                         OBJ(mpd_vol)
1766                                 mpd_printf("%d", volume);
1767                         OBJ(mpd_bitrate)
1768                                 mpd_printf("%d", bitrate);
1769                         OBJ(mpd_status)
1770                                 mpd_printf("%s", status);
1771                         OBJ(mpd_elapsed) {
1772                                 format_media_player_time(p, p_max_size, mpd_get_info()->elapsed);
1773                         }
1774                         OBJ(mpd_length) {
1775                                 format_media_player_time(p, p_max_size, mpd_get_info()->length);
1776                         }
1777                         OBJ(mpd_percent) {
1778                                 percent_print(p, p_max_size, (int)(mpd_get_info()->progress * 100));
1779                         }
1780                         OBJ(mpd_bar) {
1781 #ifdef X11
1782                                 if(output_methods & TO_X) {
1783                                         new_bar(obj, p, (int) (mpd_get_info()->progress * 255.0f));
1784                                 } else
1785 #endif /* X11 */
1786                                         new_bar_in_shell(obj, p, p_max_size, (int) (mpd_get_info()->progress * 100.0f));
1787                         }
1788                         OBJ(mpd_smart) {
1789                                 struct mpd_s *mpd = mpd_get_info();
1790                                 int len = obj->data.i;
1791                                 if (len == 0 || len > p_max_size)
1792                                         len = p_max_size;
1793
1794                                 memset(p, 0, p_max_size);
1795                                 if (mpd->artist && *mpd->artist &&
1796                                     mpd->title && *mpd->title) {
1797                                         snprintf(p, len, "%s - %s", mpd->artist,
1798                                                 mpd->title);
1799                                 } else if (mpd->title && *mpd->title) {
1800                                         snprintf(p, len, "%s", mpd->title);
1801                                 } else if (mpd->artist && *mpd->artist) {
1802                                         snprintf(p, len, "%s", mpd->artist);
1803                                 } else if (mpd->file && *mpd->file) {
1804                                         snprintf(p, len, "%s", mpd->file);
1805                                 } else {
1806                                         *p = 0;
1807                                 }
1808                         }
1809                         OBJ(if_mpd_playing) {
1810                                 if (!mpd_get_info()->is_playing) {
1811                                         DO_JUMP;
1812                                 }
1813                         }
1814 #undef mpd_sprintf
1815 #undef mpd_printf
1816 #endif
1817
1818 #ifdef MOC
1819 #define MOC_PRINT(t, a) \
1820         snprintf(p, p_max_size, "%s", (moc.t ? moc.t : a))
1821                         OBJ(moc_state) {
1822                                 MOC_PRINT(state, "??");
1823                         }
1824                         OBJ(moc_file) {
1825                                 MOC_PRINT(file, "no file");
1826                         }
1827                         OBJ(moc_title) {
1828                                 MOC_PRINT(title, "no title");
1829                         }
1830                         OBJ(moc_artist) {
1831                                 MOC_PRINT(artist, "no artist");
1832                         }
1833                         OBJ(moc_song) {
1834                                 MOC_PRINT(song, "no song");
1835                         }
1836                         OBJ(moc_album) {
1837                                 MOC_PRINT(album, "no album");
1838                         }
1839                         OBJ(moc_totaltime) {
1840                                 MOC_PRINT(totaltime, "0:00");
1841                         }
1842                         OBJ(moc_timeleft) {
1843                                 MOC_PRINT(timeleft, "0:00");
1844                         }
1845                         OBJ(moc_curtime) {
1846                                 MOC_PRINT(curtime, "0:00");
1847                         }
1848                         OBJ(moc_bitrate) {
1849                                 MOC_PRINT(bitrate, "0Kbps");
1850                         }
1851                         OBJ(moc_rate) {
1852                                 MOC_PRINT(rate, "0KHz");
1853                         }
1854 #undef MOC_PRINT
1855 #endif /* MOC */
1856 #ifdef XMMS2
1857                         OBJ(xmms2_artist) {
1858                                 snprintf(p, p_max_size, "%s", cur->xmms2.artist);
1859                         }
1860                         OBJ(xmms2_album) {
1861                                 snprintf(p, p_max_size, "%s", cur->xmms2.album);
1862                         }
1863                         OBJ(xmms2_title) {
1864                                 snprintf(p, p_max_size, "%s", cur->xmms2.title);
1865                         }
1866                         OBJ(xmms2_genre) {
1867                                 snprintf(p, p_max_size, "%s", cur->xmms2.genre);
1868                         }
1869                         OBJ(xmms2_comment) {
1870                                 snprintf(p, p_max_size, "%s", cur->xmms2.comment);
1871                         }
1872                         OBJ(xmms2_url) {
1873                                 snprintf(p, p_max_size, "%s", cur->xmms2.url);
1874                         }
1875                         OBJ(xmms2_status) {
1876                                 snprintf(p, p_max_size, "%s", cur->xmms2.status);
1877                         }
1878                         OBJ(xmms2_date) {
1879                                 snprintf(p, p_max_size, "%s", cur->xmms2.date);
1880                         }
1881                         OBJ(xmms2_tracknr) {
1882                                 if (cur->xmms2.tracknr != -1) {
1883                                         snprintf(p, p_max_size, "%i", cur->xmms2.tracknr);
1884                                 }
1885                         }
1886                         OBJ(xmms2_bitrate) {
1887                                 snprintf(p, p_max_size, "%i", cur->xmms2.bitrate);
1888                         }
1889                         OBJ(xmms2_id) {
1890                                 snprintf(p, p_max_size, "%u", cur->xmms2.id);
1891                         }
1892                         OBJ(xmms2_size) {
1893                                 snprintf(p, p_max_size, "%2.1f", cur->xmms2.size);
1894                         }
1895                         OBJ(xmms2_elapsed) {
1896                                 snprintf(p, p_max_size, "%02d:%02d", cur->xmms2.elapsed / 60000,
1897                                         (cur->xmms2.elapsed / 1000) % 60);
1898                         }
1899                         OBJ(xmms2_duration) {
1900                                 snprintf(p, p_max_size, "%02d:%02d",
1901                                         cur->xmms2.duration / 60000,
1902                                         (cur->xmms2.duration / 1000) % 60);
1903                         }
1904                         OBJ(xmms2_percent) {
1905                                 snprintf(p, p_max_size, "%2.0f", cur->xmms2.progress * 100);
1906                         }
1907 #ifdef X11
1908                         OBJ(xmms2_bar) {
1909                                 new_bar(obj, p, (int) (cur->xmms2.progress * 255.0f));
1910                         }
1911 #endif /* X11 */
1912                         OBJ(xmms2_playlist) {
1913                                 snprintf(p, p_max_size, "%s", cur->xmms2.playlist);
1914                         }
1915                         OBJ(xmms2_timesplayed) {
1916                                 snprintf(p, p_max_size, "%i", cur->xmms2.timesplayed);
1917                         }
1918                         OBJ(xmms2_smart) {
1919                                 if (strlen(cur->xmms2.title) < 2
1920                                                 && strlen(cur->xmms2.title) < 2) {
1921                                         snprintf(p, p_max_size, "%s", cur->xmms2.url);
1922                                 } else {
1923                                         snprintf(p, p_max_size, "%s - %s", cur->xmms2.artist,
1924                                                 cur->xmms2.title);
1925                                 }
1926                         }
1927                         OBJ(if_xmms2_connected) {
1928                                 if (cur->xmms2.conn_state != 1) {
1929                                         DO_JUMP;
1930                                 }
1931                         }
1932 #endif /* XMMS */
1933 #ifdef AUDACIOUS
1934                         OBJ(audacious_status) {
1935                                 snprintf(p, p_max_size, "%s",
1936                                         cur->audacious.items[AUDACIOUS_STATUS]);
1937                         }
1938                         OBJ(audacious_title) {
1939                                 snprintf(p, cur->audacious.max_title_len > 0
1940                                         ? cur->audacious.max_title_len : p_max_size, "%s",
1941                                         cur->audacious.items[AUDACIOUS_TITLE]);
1942                         }
1943                         OBJ(audacious_length) {
1944                                 snprintf(p, p_max_size, "%s",
1945                                         cur->audacious.items[AUDACIOUS_LENGTH]);
1946                         }
1947                         OBJ(audacious_length_seconds) {
1948                                 snprintf(p, p_max_size, "%s",
1949                                         cur->audacious.items[AUDACIOUS_LENGTH_SECONDS]);
1950                         }
1951                         OBJ(audacious_position) {
1952                                 snprintf(p, p_max_size, "%s",
1953                                         cur->audacious.items[AUDACIOUS_POSITION]);
1954                         }
1955                         OBJ(audacious_position_seconds) {
1956                                 snprintf(p, p_max_size, "%s",
1957                                         cur->audacious.items[AUDACIOUS_POSITION_SECONDS]);
1958                         }
1959                         OBJ(audacious_bitrate) {
1960                                 snprintf(p, p_max_size, "%s",
1961                                         cur->audacious.items[AUDACIOUS_BITRATE]);
1962                         }
1963                         OBJ(audacious_frequency) {
1964                                 snprintf(p, p_max_size, "%s",
1965                                         cur->audacious.items[AUDACIOUS_FREQUENCY]);
1966                         }
1967                         OBJ(audacious_channels) {
1968                                 snprintf(p, p_max_size, "%s",
1969                                         cur->audacious.items[AUDACIOUS_CHANNELS]);
1970                         }
1971                         OBJ(audacious_filename) {
1972                                 snprintf(p, p_max_size, "%s",
1973                                         cur->audacious.items[AUDACIOUS_FILENAME]);
1974                         }
1975                         OBJ(audacious_playlist_length) {
1976                                 snprintf(p, p_max_size, "%s",
1977                                         cur->audacious.items[AUDACIOUS_PLAYLIST_LENGTH]);
1978                         }
1979                         OBJ(audacious_playlist_position) {
1980                                 snprintf(p, p_max_size, "%s",
1981                                         cur->audacious.items[AUDACIOUS_PLAYLIST_POSITION]);
1982                         }
1983                         OBJ(audacious_main_volume) {
1984                                 snprintf(p, p_max_size, "%s",
1985                                         cur->audacious.items[AUDACIOUS_MAIN_VOLUME]);
1986                         }
1987 #ifdef X11
1988                         OBJ(audacious_bar) {
1989                                 double progress;
1990
1991                                 progress =
1992                                         atof(cur->audacious.items[AUDACIOUS_POSITION_SECONDS]) /
1993                                         atof(cur->audacious.items[AUDACIOUS_LENGTH_SECONDS]);
1994                                 new_bar(obj, p, (int) (progress * 255.0f));
1995                         }
1996 #endif /* X11 */
1997 #endif /* AUDACIOUS */
1998
1999 #ifdef BMPX
2000                         OBJ(bmpx_title) {
2001                                 snprintf(p, p_max_size, "%s", cur->bmpx.title);
2002                         }
2003                         OBJ(bmpx_artist) {
2004                                 snprintf(p, p_max_size, "%s", cur->bmpx.artist);
2005                         }
2006                         OBJ(bmpx_album) {
2007                                 snprintf(p, p_max_size, "%s", cur->bmpx.album);
2008                         }
2009                         OBJ(bmpx_uri) {
2010                                 snprintf(p, p_max_size, "%s", cur->bmpx.uri);
2011                         }
2012                         OBJ(bmpx_track) {
2013                                 snprintf(p, p_max_size, "%i", cur->bmpx.track);
2014                         }
2015                         OBJ(bmpx_bitrate) {
2016                                 snprintf(p, p_max_size, "%i", cur->bmpx.bitrate);
2017                         }
2018 #endif /* BMPX */
2019                         /* we have four different types of top (top, top_mem,
2020                          * top_time and top_io). To avoid having almost-same code four
2021                          * times, we have this special handler. */
2022                         break;
2023                         case OBJ_top:
2024                         case OBJ_top_mem:
2025                         case OBJ_top_time:
2026 #ifdef IOSTATS
2027                         case OBJ_top_io:
2028 #endif
2029                                 /* yes, passing top_name_width instead
2030                                  * of p_max_size is intended here */
2031                                 print_top(obj, p, top_name_width);
2032                         OBJ(tail) {
2033                                 print_tailhead("tail", obj, p, p_max_size);
2034                         }
2035                         OBJ(head) {
2036                                 print_tailhead("head", obj, p, p_max_size);
2037                         }
2038                         OBJ(lines) {
2039                                 static int rep = 0;
2040                                 FILE *fp = open_file(obj->data.s, &rep);
2041
2042                                 if(fp != NULL) {
2043 /* FIXME: use something more general (see also tail.c, head.c */
2044 #define BUFSZ 0x1000
2045                                         char buf[BUFSZ];
2046                                         int j, lines;
2047
2048                                         lines = 0;
2049                                         while(fgets(buf, BUFSZ, fp) != NULL){
2050                                                 for(j = 0; buf[j] != 0; j++) {
2051                                                         if(buf[j] == '\n') {
2052                                                                 lines++;
2053                                                         }
2054                                                 }
2055                                         }
2056                                         sprintf(p, "%d", lines);
2057                                         fclose(fp);
2058                                 } else {
2059                                         sprintf(p, "File Unreadable");
2060                                 }
2061                         }
2062
2063                         OBJ(words) {
2064                                 static int rep = 0;
2065                                 FILE *fp = open_file(obj->data.s, &rep);
2066
2067                                 if(fp != NULL) {
2068                                         char buf[BUFSZ];
2069                                         int j, words;
2070                                         char inword = FALSE;
2071
2072                                         words = 0;
2073                                         while(fgets(buf, BUFSZ, fp) != NULL){
2074                                                 for(j = 0; buf[j] != 0; j++) {
2075                                                         if(!isspace(buf[j])) {
2076                                                                 if(inword == FALSE) {
2077                                                                         words++;
2078                                                                         inword = TRUE;
2079                                                                 }
2080                                                         } else {
2081                                                                 inword = FALSE;
2082                                                         }
2083                                                 }
2084                                         }
2085                                         sprintf(p, "%d", words);
2086                                         fclose(fp);
2087                                 } else {
2088                                         sprintf(p, "File Unreadable");
2089                                 }
2090                         }
2091 #ifdef TCP_PORT_MONITOR
2092                         OBJ(tcp_portmon) {
2093                                 tcp_portmon_action(obj, p, p_max_size);
2094                         }
2095 #endif /* TCP_PORT_MONITOR */
2096
2097 #ifdef HAVE_ICONV
2098                         OBJ(iconv_start) {
2099                                 do_iconv_start(obj);
2100                         }
2101                         OBJ(iconv_stop) {
2102                                 do_iconv_stop();
2103                         }
2104 #endif /* HAVE_ICONV */
2105
2106                         OBJ(entropy_avail) {
2107                                 snprintf(p, p_max_size, "%d", cur->entropy.entropy_avail);
2108                         }
2109                         OBJ(entropy_perc) {
2110                                 percent_print(p, p_max_size,
2111                                               cur->entropy.entropy_avail *
2112                                               100 / cur->entropy.poolsize);
2113                         }
2114                         OBJ(entropy_poolsize) {
2115                                 snprintf(p, p_max_size, "%d", cur->entropy.poolsize);
2116                         }
2117                         OBJ(entropy_bar) {
2118                                 double entropy_perc;
2119
2120                                 entropy_perc = (double) cur->entropy.entropy_avail /
2121                                         (double) cur->entropy.poolsize;
2122 #ifdef X11
2123                                 if(output_methods & TO_X) {
2124                                         new_bar(obj, p, (int) (entropy_perc * 255.0f));
2125                                 } else
2126 #endif /* X11 */
2127                                         new_bar_in_shell(obj, p, p_max_size, (int) (entropy_perc * 100.0f));
2128                         }
2129 #ifdef IBM
2130                         OBJ(smapi) {
2131                                 char *s;
2132                                 if(obj->data.s) {
2133                                         s = smapi_get_val(obj->data.s);
2134                                         snprintf(p, p_max_size, "%s", s);
2135                                         free(s);
2136                                 }
2137                         }
2138                         OBJ(if_smapi_bat_installed) {
2139                                 int idx;
2140                                 if(obj->data.s && sscanf(obj->data.s, "%i", &idx) == 1) {
2141                                         if(!smapi_bat_installed(idx)) {
2142                                                 DO_JUMP;
2143                                         }
2144                                 } else
2145                                         NORM_ERR("argument to if_smapi_bat_installed must be an integer");
2146                         }
2147                         OBJ(smapi_bat_perc) {
2148                                 int idx, val;
2149                                 if(obj->data.s && sscanf(obj->data.s, "%i", &idx) == 1) {
2150                                         val = smapi_bat_installed(idx) ?
2151                                                 smapi_get_bat_int(idx, "remaining_percent") : 0;
2152                                         percent_print(p, p_max_size, val);
2153                                 } else
2154                                         NORM_ERR("argument to smapi_bat_perc must be an integer");
2155                         }
2156                         OBJ(smapi_bat_temp) {
2157                                 int idx, val;
2158                                 if(obj->data.s && sscanf(obj->data.s, "%i", &idx) == 1) {
2159                                         val = smapi_bat_installed(idx) ?
2160                                                 smapi_get_bat_int(idx, "temperature") : 0;
2161                                         /* temperature is in milli degree celsius */
2162                                         temp_print(p, p_max_size, val / 1000, TEMP_CELSIUS);
2163                                 } else
2164                                         NORM_ERR("argument to smapi_bat_temp must be an integer");
2165                         }
2166                         OBJ(smapi_bat_power) {
2167                                 int idx, val;
2168                                 if(obj->data.s && sscanf(obj->data.s, "%i", &idx) == 1) {
2169                                         val = smapi_bat_installed(idx) ?
2170                                                 smapi_get_bat_int(idx, "power_now") : 0;
2171                                         /* power_now is in mW, set to W with one digit precision */
2172                                         snprintf(p, p_max_size, "%.1f", ((double)val / 1000));
2173                                 } else
2174                                         NORM_ERR("argument to smapi_bat_power must be an integer");
2175                         }
2176 #ifdef X11
2177                         OBJ(smapi_bat_bar) {
2178                                 if(obj->data.i >= 0 && smapi_bat_installed(obj->data.i))
2179                                         new_bar(obj, p, (int)
2180                                                         (255 * smapi_get_bat_int(obj->data.i, "remaining_percent") / 100));
2181                                 else
2182                                         new_bar(obj, p, 0);
2183                         }
2184 #endif /* X11 */
2185 #endif /* IBM */
2186                         OBJ(include) {
2187                                 if(obj->sub) {
2188                                         char buf[max_user_text];
2189
2190                                         generate_text_internal(buf, max_user_text, *obj->sub, cur);
2191                                         snprintf(p, p_max_size, "%s", buf);
2192                                 } else {
2193                                         p[0] = 0;
2194                                 }
2195                         }
2196                         OBJ(blink) {
2197                                 //blinking like this can look a bit ugly if the chars in the font don't have the same width
2198                                 char buf[max_user_text];
2199                                 unsigned int j;
2200
2201                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
2202                                 snprintf(p, p_max_size, "%s", buf);
2203                                 if(total_updates % 2) {
2204                                         for(j=0; p[j] != 0; j++) {
2205                                                 p[j] = ' ';
2206                                         }
2207                                 }
2208                         }
2209                         OBJ(to_bytes) {
2210                                 char buf[max_user_text];
2211                                 long long bytes;
2212                                 char unit[16];  // 16 because we can also have long names (like mega-bytes)
2213
2214                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
2215                                 if(sscanf(buf, "%lli%s", &bytes, unit) == 2 && strlen(unit) < 16){
2216                                         if(strncasecmp("b", unit, 1) == 0) snprintf(buf, max_user_text, "%lli", bytes);
2217                                         else if(strncasecmp("k", unit, 1) == 0) snprintf(buf, max_user_text, "%lli", bytes * 1024);
2218                                         else if(strncasecmp("m", unit, 1) == 0) snprintf(buf, max_user_text, "%lli", bytes * 1024 * 1024);
2219                                         else if(strncasecmp("g", unit, 1) == 0) snprintf(buf, max_user_text, "%lli", bytes * 1024 * 1024 * 1024);
2220                                         else if(strncasecmp("t", unit, 1) == 0) snprintf(buf, max_user_text, "%lli", bytes * 1024 * 1024 * 1024 * 1024);
2221                                 }
2222                                 snprintf(p, p_max_size, "%s", buf);
2223                         }
2224                         OBJ(scroll) {
2225                                 print_scroll(obj, p, p_max_size, cur);
2226                         }
2227                         OBJ(combine) {
2228                                 print_combine(obj, p, cur);
2229                         }
2230 #ifdef NVIDIA
2231                         OBJ(nvidia) {
2232                                 print_nvidia_value(obj, display, p, p_max_size);
2233                         }
2234 #endif /* NVIDIA */
2235 #ifdef APCUPSD
2236                         OBJ(apcupsd) {
2237                                 /* This is just a meta-object to set host:port */
2238                         }
2239                         OBJ(apcupsd_name) {
2240                                 snprintf(p, p_max_size, "%s",
2241                                                  cur->apcupsd.items[APCUPSD_NAME]);
2242                         }
2243                         OBJ(apcupsd_model) {
2244                                 snprintf(p, p_max_size, "%s",
2245                                                  cur->apcupsd.items[APCUPSD_MODEL]);
2246                         }
2247                         OBJ(apcupsd_upsmode) {
2248                                 snprintf(p, p_max_size, "%s",
2249                                                  cur->apcupsd.items[APCUPSD_UPSMODE]);
2250                         }
2251                         OBJ(apcupsd_cable) {
2252                                 snprintf(p, p_max_size, "%s",
2253                                                  cur->apcupsd.items[APCUPSD_CABLE]);
2254                         }
2255                         OBJ(apcupsd_status) {
2256                                 snprintf(p, p_max_size, "%s",
2257                                                  cur->apcupsd.items[APCUPSD_STATUS]);
2258                         }
2259                         OBJ(apcupsd_linev) {
2260                                 snprintf(p, p_max_size, "%s",
2261                                                  cur->apcupsd.items[APCUPSD_LINEV]);
2262                         }
2263                         OBJ(apcupsd_load) {
2264                                 snprintf(p, p_max_size, "%s",
2265                                                  cur->apcupsd.items[APCUPSD_LOAD]);
2266                         }
2267                         OBJ(apcupsd_loadbar) {
2268                                 double progress;
2269 #ifdef X11
2270                                 if(output_methods & TO_X) {
2271                                         progress = atof(cur->apcupsd.items[APCUPSD_LOAD]) / 100.0 * 255.0;
2272                                         new_bar(obj, p, (int) progress);
2273                                 } else
2274 #endif /* X11 */
2275                                 {
2276                                         progress = atof(cur->apcupsd.items[APCUPSD_LOAD]);
2277                                         new_bar_in_shell(obj, p, p_max_size, (int) progress);
2278                                 }
2279                         }
2280 #ifdef X11
2281                         OBJ(apcupsd_loadgraph) {
2282                                 double progress;
2283                                 progress =      atof(cur->apcupsd.items[APCUPSD_LOAD]);
2284                                 new_graph(obj, p, (int)progress);
2285                         }
2286                         OBJ(apcupsd_loadgauge) {
2287                                 double progress;
2288                                 progress =      atof(cur->apcupsd.items[APCUPSD_LOAD]) / 100.0 * 255.0;
2289                                 new_gauge(obj, p, (int)progress);
2290                         }
2291 #endif /* X11 */
2292                         OBJ(apcupsd_charge) {
2293                                 snprintf(p, p_max_size, "%s",
2294                                                  cur->apcupsd.items[APCUPSD_CHARGE]);
2295                         }
2296                         OBJ(apcupsd_timeleft) {
2297                                 snprintf(p, p_max_size, "%s",
2298                                                  cur->apcupsd.items[APCUPSD_TIMELEFT]);
2299                         }
2300                         OBJ(apcupsd_temp) {
2301                                 snprintf(p, p_max_size, "%s",
2302                                                  cur->apcupsd.items[APCUPSD_TEMP]);
2303                         }
2304                         OBJ(apcupsd_lastxfer) {
2305                                 snprintf(p, p_max_size, "%s",
2306                                                  cur->apcupsd.items[APCUPSD_LASTXFER]);
2307                         }
2308 #endif /* APCUPSD */
2309                         break;
2310                 }
2311 #undef DO_JUMP
2312
2313
2314                 {
2315                         size_t a = strlen(p);
2316
2317 #ifdef HAVE_ICONV
2318                         iconv_convert(&a, buff_in, p, p_max_size);
2319 #endif /* HAVE_ICONV */
2320                         if (obj->type != OBJ_text && obj->type != OBJ_execp && obj->type != OBJ_execpi
2321 #ifdef HAVE_LUA
2322                                         && obj->type != OBJ_lua && obj->type != OBJ_lua_parse
2323 #endif /* HAVE_LUA */
2324                                         ) {
2325                                 substitute_newlines(p, a - 2);
2326                         }
2327                         p += a;
2328                         p_max_size -= a;
2329                         (*p) = 0;
2330                 }
2331                 obj = obj->next;
2332         }
2333 #ifdef X11
2334         /* load any new fonts we may have had */
2335         if (need_to_load_fonts) {
2336                 load_fonts();
2337         }
2338 #endif /* X11 */
2339 }
2340
2341 void evaluate(const char *text, char *buffer)
2342 {
2343         struct information *tmp_info;
2344         struct text_object subroot;
2345
2346         tmp_info = malloc(sizeof(struct information));
2347         memcpy(tmp_info, &info, sizeof(struct information));
2348         parse_conky_vars(&subroot, text, buffer, tmp_info);
2349         DBGP("evaluated '%s' to '%s'", text, buffer);
2350
2351         free_text_objects(&subroot, 1);
2352         free(tmp_info);
2353 }
2354
2355 double current_update_time, next_update_time, last_update_time;
2356
2357 static void generate_text(void)
2358 {
2359         struct information *cur = &info;
2360         char *p;
2361
2362         special_count = 0;
2363
2364         /* update info */
2365
2366         current_update_time = get_time();
2367
2368         update_stuff();
2369
2370         /* add things to the buffer */
2371
2372         /* generate text */
2373
2374         p = text_buffer;
2375
2376         generate_text_internal(p, max_user_text, global_root_object, cur);
2377
2378         if (stuff_in_uppercase) {
2379                 char *tmp_p;
2380
2381                 tmp_p = text_buffer;
2382                 while (*tmp_p) {
2383                         *tmp_p = toupper(*tmp_p);
2384                         tmp_p++;
2385                 }
2386         }
2387
2388         next_update_time += update_interval;
2389         if (next_update_time < get_time()) {
2390                 next_update_time = get_time() + update_interval;
2391         } else if (next_update_time > get_time() + update_interval) {
2392                 next_update_time = get_time() + update_interval;
2393         }
2394         last_update_time = current_update_time;
2395         total_updates++;
2396 }
2397
2398 void set_update_interval(double interval)
2399 {
2400         update_interval = interval;
2401         update_interval_old = interval;
2402 }
2403
2404 static inline int get_string_width(const char *s)
2405 {
2406         return *s ? calc_text_width(s) : 0;
2407 }
2408
2409 #ifdef X11
2410 static int get_string_width_special(char *s, int special_index)
2411 {
2412         char *p, *final;
2413         int idx = 1;
2414         int width = 0;
2415         long i;
2416
2417         if (!s)
2418                 return 0;
2419
2420         if ((output_methods & TO_X) == 0)
2421                 return strlen(s);
2422
2423         p = strndup(s, text_buffer_size);
2424         final = p;
2425
2426         while (*p) {
2427                 if (*p == SPECIAL_CHAR) {
2428                         /* shift everything over by 1 so that the special char
2429                          * doesn't mess up the size calculation */
2430                         for (i = 0; i < (long)strlen(p); i++) {
2431                                 *(p + i) = *(p + i + 1);
2432                         }
2433                         if (specials[special_index + idx].type == GRAPH
2434                                         || specials[special_index + idx].type == GAUGE
2435                                         || specials[special_index + idx].type == BAR) {
2436                                 width += specials[special_index + idx].width;
2437                         }
2438                         idx++;
2439                 } else if (*p == SECRIT_MULTILINE_CHAR) {
2440                         *p = 0;
2441                         break;
2442                 } else {
2443                         p++;
2444                 }
2445         }
2446         if (strlen(final) > 1) {
2447                 width += calc_text_width(final);
2448         }
2449         free(final);
2450         return width;
2451 }
2452
2453 static int text_size_updater(char *s, int special_index);
2454
2455 int last_font_height;
2456 static void update_text_area(void)
2457 {
2458         int x = 0, y = 0;
2459
2460         if ((output_methods & TO_X) == 0)
2461                 return;
2462         /* update text size if it isn't fixed */
2463 #ifdef OWN_WINDOW
2464         if (!fixed_size)
2465 #endif
2466         {
2467                 text_width = minimum_width;
2468                 text_height = 0;
2469                 last_font_height = font_height();
2470                 for_each_line(text_buffer, text_size_updater);
2471                 text_width += 1;
2472                 if (text_height < minimum_height) {
2473                         text_height = minimum_height;
2474                 }
2475                 if (text_width > maximum_width && maximum_width > 0) {
2476                         text_width = maximum_width;
2477                 }
2478         }
2479
2480         /* get text position on workarea */
2481         switch (text_alignment) {
2482                 case TOP_LEFT:
2483                         x = gap_x;
2484                         y = gap_y;
2485                         break;
2486
2487                 case TOP_RIGHT:
2488                         x = workarea[2] - text_width - gap_x;
2489                         y = gap_y;
2490                         break;
2491
2492                 case TOP_MIDDLE:
2493                         x = workarea[2] / 2 - text_width / 2 - gap_x;
2494                         y = gap_y;
2495                         break;
2496
2497                 default:
2498                 case BOTTOM_LEFT:
2499                         x = gap_x;
2500                         y = workarea[3] - text_height - gap_y;
2501                         break;
2502
2503                 case BOTTOM_RIGHT:
2504                         x = workarea[2] - text_width - gap_x;
2505                         y = workarea[3] - text_height - gap_y;
2506                         break;
2507
2508                 case BOTTOM_MIDDLE:
2509                         x = workarea[2] / 2 - text_width / 2 - gap_x;
2510                         y = workarea[3] - text_height - gap_y;
2511                         break;
2512
2513                 case MIDDLE_LEFT:
2514                         x = gap_x;
2515                         y = workarea[3] / 2 - text_height / 2 - gap_y;
2516                         break;
2517
2518                 case MIDDLE_RIGHT:
2519                         x = workarea[2] - text_width - gap_x;
2520                         y = workarea[3] / 2 - text_height / 2 - gap_y;
2521                         break;
2522
2523 #ifdef OWN_WINDOW
2524                 case NONE:      // Let the WM manage the window
2525                         x = window.x;
2526                         y = window.y;
2527
2528                         fixed_pos = 1;
2529                         fixed_size = 1;
2530                         break;
2531 #endif
2532         }
2533 #ifdef OWN_WINDOW
2534
2535         if (own_window && !fixed_pos) {
2536                 x += workarea[0];
2537                 y += workarea[1];
2538                 text_start_x = window.border_inner_margin + window.border_outer_margin + window.border_width;
2539                 text_start_y = window.border_inner_margin + window.border_outer_margin + window.border_width;
2540                 window.x = x - window.border_inner_margin - window.border_outer_margin - window.border_width;
2541                 window.y = y - window.border_inner_margin - window.border_outer_margin - window.border_width;
2542         } else
2543 #endif
2544         {
2545                 /* If window size doesn't match to workarea's size,
2546                  * then window probably includes panels (gnome).
2547                  * Blah, doesn't work on KDE. */
2548                 if (workarea[2] != window.width || workarea[3] != window.height) {
2549                         y += workarea[1];
2550                         x += workarea[0];
2551                 }
2552
2553                 text_start_x = x;
2554                 text_start_y = y;
2555         }
2556 #ifdef HAVE_LUA
2557         /* update lua window globals */
2558         llua_update_window_table(text_start_x, text_start_y, text_width, text_height);
2559 #endif /* HAVE_LUA */
2560 }
2561
2562 /* drawing stuff */
2563
2564 static int cur_x, cur_y;        /* current x and y for drawing */
2565 #endif
2566 //draw_mode also without X11 because we only need to print to stdout with FG
2567 static int draw_mode;           /* FG, BG or OUTLINE */
2568 #ifdef X11
2569 static long current_color;
2570
2571 static int text_size_updater(char *s, int special_index)
2572 {
2573         int w = 0;
2574         char *p;
2575
2576         if ((output_methods & TO_X) == 0)
2577                 return 0;
2578         /* get string widths and skip specials */
2579         p = s;
2580         while (*p) {
2581                 if (*p == SPECIAL_CHAR) {
2582                         *p = '\0';
2583                         w += get_string_width(s);
2584                         *p = SPECIAL_CHAR;
2585
2586                         if (specials[special_index].type == BAR
2587                                         || specials[special_index].type == GAUGE
2588                                         || specials[special_index].type == GRAPH) {
2589                                 w += specials[special_index].width;
2590                                 if (specials[special_index].height > last_font_height) {
2591                                         last_font_height = specials[special_index].height;
2592                                         last_font_height += font_height();
2593                                 }
2594                         } else if (specials[special_index].type == OFFSET) {
2595                                 if (specials[special_index].arg > 0) {
2596                                         w += specials[special_index].arg;
2597                                 }
2598                         } else if (specials[special_index].type == VOFFSET) {
2599                                 last_font_height += specials[special_index].arg;
2600                         } else if (specials[special_index].type == GOTO) {
2601                                 if (specials[special_index].arg > cur_x) {
2602                                         w = (int) specials[special_index].arg;
2603                                 }
2604                         } else if (specials[special_index].type == TAB) {
2605                                 int start = specials[special_index].arg;
2606                                 int step = specials[special_index].width;
2607
2608                                 if (!step || step < 0) {
2609                                         step = 10;
2610                                 }
2611                                 w += step - (cur_x - text_start_x - start) % step;
2612                         } else if (specials[special_index].type == FONT) {
2613                                 selected_font = specials[special_index].font_added;
2614                                 if (font_height() > last_font_height) {
2615                                         last_font_height = font_height();
2616                                 }
2617                         }
2618
2619                         special_index++;
2620                         s = p + 1;
2621                 } else if (*p == SECRIT_MULTILINE_CHAR) {
2622                         int lw;
2623                         *p = '\0';
2624                         lw = get_string_width(s);
2625                         *p = SECRIT_MULTILINE_CHAR;
2626                         s = p + 1;
2627                         w = lw > w ? lw : w;
2628                         text_height += last_font_height;
2629                 }
2630                 p++;
2631         }
2632         w += get_string_width(s);
2633         if (w > text_width) {
2634                 text_width = w;
2635         }
2636         if (text_width > maximum_width && maximum_width) {
2637                 text_width = maximum_width;
2638         }
2639
2640         text_height += last_font_height;
2641         last_font_height = font_height();
2642         return special_index;
2643 }
2644 #endif /* X11 */
2645
2646 static inline void set_foreground_color(long c)
2647 {
2648 #ifdef X11
2649         if (output_methods & TO_X) {
2650                 current_color = c;
2651                 XSetForeground(display, window.gc, c);
2652         }
2653 #endif /* X11 */
2654 #ifdef NCURSES
2655         if (output_methods & TO_NCURSES) {
2656                 attron(COLOR_PAIR(c));
2657         }
2658 #endif /* NCURSES */
2659         UNUSED(c);
2660         return;
2661 }
2662
2663 static void draw_string(const char *s)
2664 {
2665         int i, i2, pos, width_of_s;
2666         int max = 0;
2667         int added;
2668         char *s_with_newlines;
2669
2670         if (s[0] == '\0') {
2671                 return;
2672         }
2673
2674         width_of_s = get_string_width(s);
2675         s_with_newlines = strdup(s);
2676         for(i = 0; i < (int) strlen(s_with_newlines); i++) {
2677                 if(s_with_newlines[i] == SECRIT_MULTILINE_CHAR) {
2678                         s_with_newlines[i] = '\n';
2679                 }
2680         }
2681         if ((output_methods & TO_STDOUT) && draw_mode == FG) {
2682                 printf("%s\n", s_with_newlines);
2683                 if (extra_newline) fputc('\n', stdout);
2684                 fflush(stdout); /* output immediately, don't buffer */
2685         }
2686         if ((output_methods & TO_STDERR) && draw_mode == FG) {
2687                 fprintf(stderr, "%s\n", s_with_newlines);
2688                 fflush(stderr); /* output immediately, don't buffer */
2689         }
2690         if ((output_methods & OVERWRITE_FILE) && draw_mode == FG && overwrite_fpointer) {
2691                 fprintf(overwrite_fpointer, "%s\n", s_with_newlines);
2692         }
2693         if ((output_methods & APPEND_FILE) && draw_mode == FG && append_fpointer) {
2694                 fprintf(append_fpointer, "%s\n", s_with_newlines);
2695         }
2696 #ifdef NCURSES
2697         if ((output_methods & TO_NCURSES) && draw_mode == FG) {
2698                 printw("%s", s_with_newlines);
2699         }
2700 #endif
2701         free(s_with_newlines);
2702         memset(tmpstring1, 0, text_buffer_size);
2703         memset(tmpstring2, 0, text_buffer_size);
2704         strncpy(tmpstring1, s, text_buffer_size - 1);
2705         pos = 0;
2706         added = 0;
2707
2708 #ifdef X11
2709         if (output_methods & TO_X) {
2710                 max = ((text_width - width_of_s) / get_string_width(" "));
2711         }
2712 #endif /* X11 */
2713         /* This code looks for tabs in the text and coverts them to spaces.
2714          * The trick is getting the correct number of spaces, and not going
2715          * over the window's size without forcing the window larger. */
2716         for (i = 0; i < (int) text_buffer_size; i++) {
2717                 if (tmpstring1[i] == '\t') {
2718                         i2 = 0;
2719                         for (i2 = 0; i2 < (8 - (1 + pos) % 8) && added <= max; i2++) {
2720                                 /* guard against overrun */
2721                                 tmpstring2[MIN(pos + i2, (int)text_buffer_size - 1)] = ' ';
2722                                 added++;
2723                         }
2724                         pos += i2;
2725                 } else {
2726                         /* guard against overrun */
2727                         tmpstring2[MIN(pos, (int) text_buffer_size - 1)] = tmpstring1[i];
2728                         pos++;
2729                 }
2730         }
2731 #ifdef X11
2732         if (output_methods & TO_X) {
2733                 if (text_width == maximum_width) {
2734                         /* this means the text is probably pushing the limit,
2735                          * so we'll chop it */
2736                         while (cur_x + get_string_width(tmpstring2) - text_start_x
2737                                         > maximum_width && strlen(tmpstring2) > 0) {
2738                                 tmpstring2[strlen(tmpstring2) - 1] = '\0';
2739                         }
2740                 }
2741         }
2742 #endif /* X11 */
2743         s = tmpstring2;
2744 #ifdef X11
2745         if (output_methods & TO_X) {
2746 #ifdef XFT
2747                 if (use_xft) {
2748                         XColor c;
2749                         XftColor c2;
2750
2751                         c.pixel = current_color;
2752                         XQueryColor(display, DefaultColormap(display, screen), &c);
2753
2754                         c2.pixel = c.pixel;
2755                         c2.color.red = c.red;
2756                         c2.color.green = c.green;
2757                         c2.color.blue = c.blue;
2758                         c2.color.alpha = fonts[selected_font].font_alpha;
2759                         if (utf8_mode) {
2760                                 XftDrawStringUtf8(window.xftdraw, &c2, fonts[selected_font].xftfont,
2761                                         cur_x, cur_y, (const XftChar8 *) s, strlen(s));
2762                         } else {
2763                                 XftDrawString8(window.xftdraw, &c2, fonts[selected_font].xftfont,
2764                                         cur_x, cur_y, (const XftChar8 *) s, strlen(s));
2765                         }
2766                 } else
2767 #endif
2768                 {
2769                         XDrawString(display, window.drawable, window.gc, cur_x, cur_y, s,
2770                                 strlen(s));
2771                 }
2772                 cur_x += width_of_s;
2773         }
2774 #endif /* X11 */
2775         memcpy(tmpstring1, s, text_buffer_size);
2776 }
2777
2778 int draw_each_line_inner(char *s, int special_index, int last_special_applied)
2779 {
2780 #ifdef X11
2781         int font_h;
2782         int cur_y_add = 0;
2783 #endif /* X11 */
2784         char *recurse = 0;
2785         char *p = s;
2786         int last_special_needed = -1;
2787         int orig_special_index = special_index;
2788
2789 #ifdef X11
2790         if (output_methods & TO_X) {
2791                 font_h = font_height();
2792                 cur_y += font_ascent();
2793         }
2794         cur_x = text_start_x;
2795 #endif /* X11 */
2796
2797         while (*p) {
2798                 if (*p == SECRIT_MULTILINE_CHAR) {
2799                         /* special newline marker for multiline objects */
2800                         recurse = p + 1;
2801                         *p = '\0';
2802                         break;
2803                 }
2804                 if (*p == SPECIAL_CHAR || last_special_applied > -1) {
2805 #ifdef X11
2806                         int w = 0;
2807 #endif /* X11 */
2808
2809                         /* draw string before special, unless we're dealing multiline
2810                          * specials */
2811                         if (last_special_applied > -1) {
2812                                 special_index = last_special_applied;
2813                         } else {
2814                                 *p = '\0';
2815                                 draw_string(s);
2816                                 *p = SPECIAL_CHAR;
2817                                 s = p + 1;
2818                         }
2819                         /* draw special */
2820                         switch (specials[special_index].type) {
2821 #ifdef X11
2822                                 case HORIZONTAL_LINE:
2823                                 {
2824                                         int h = specials[special_index].height;
2825                                         int mid = font_ascent() / 2;
2826
2827                                         w = text_start_x + text_width - cur_x;
2828
2829                                         XSetLineAttributes(display, window.gc, h, LineSolid,
2830                                                 CapButt, JoinMiter);
2831                                         XDrawLine(display, window.drawable, window.gc, cur_x,
2832                                                 cur_y - mid / 2, cur_x + w, cur_y - mid / 2);
2833                                         break;
2834                                 }
2835
2836                                 case STIPPLED_HR:
2837                                 {
2838                                         int h = specials[special_index].height;
2839                                         int tmp_s = specials[special_index].arg;
2840                                         int mid = font_ascent() / 2;
2841                                         char ss[2] = { tmp_s, tmp_s };
2842
2843                                         w = text_start_x + text_width - cur_x - 1;
2844                                         XSetLineAttributes(display, window.gc, h, LineOnOffDash,
2845                                                 CapButt, JoinMiter);
2846                                         XSetDashes(display, window.gc, 0, ss, 2);
2847                                         XDrawLine(display, window.drawable, window.gc, cur_x,
2848                                                 cur_y - mid / 2, cur_x + w, cur_y - mid / 2);
2849                                         break;
2850                                 }
2851
2852                                 case BAR:
2853                                 {
2854                                         int h, bar_usage, by;
2855                                         if (cur_x - text_start_x > maximum_width
2856                                                         && maximum_width > 0) {
2857                                                 break;
2858                                         }
2859                                         h = specials[special_index].height;
2860                                         bar_usage = specials[special_index].arg;
2861                                         by = cur_y - (font_ascent() / 2) - 1;
2862
2863                                         if (h < font_h) {
2864                                                 by -= h / 2 - 1;
2865                                         }
2866                                         w = specials[special_index].width;
2867                                         if (w == 0) {
2868                                                 w = text_start_x + text_width - cur_x - 1;
2869                                         }
2870                                         if (w < 0) {
2871                                                 w = 0;
2872                                         }
2873
2874                                         XSetLineAttributes(display, window.gc, 1, LineSolid,
2875                                                 CapButt, JoinMiter);
2876
2877                                         XDrawRectangle(display, window.drawable, window.gc, cur_x,
2878                                                 by, w, h);
2879                                         XFillRectangle(display, window.drawable, window.gc, cur_x,
2880                                                 by, w * bar_usage / 255, h);
2881                                         if (h > cur_y_add
2882                                                         && h > font_h) {
2883                                                 cur_y_add = h;
2884                                         }
2885                                         break;
2886                                 }
2887
2888                                 case GAUGE: /* new GAUGE  */
2889                                 {
2890                                         int h, by = 0;
2891                                         unsigned long last_colour = current_color;
2892 #ifdef MATH
2893                                         float angle, px, py;
2894                                         int usage;
2895 #endif /* MATH */
2896
2897                                         if (cur_x - text_start_x > maximum_width
2898                                                         && maximum_width > 0) {
2899                                                 break;
2900                                         }
2901
2902                                         h = specials[special_index].height;
2903                                         by = cur_y - (font_ascent() / 2) - 1;
2904
2905                                         if (h < font_h) {
2906                                                 by -= h / 2 - 1;
2907                                         }
2908                                         w = specials[special_index].width;
2909                                         if (w == 0) {
2910                                                 w = text_start_x + text_width - cur_x - 1;
2911                                         }
2912                                         if (w < 0) {
2913                                                 w = 0;
2914                                         }
2915
2916                                         XSetLineAttributes(display, window.gc, 1, LineSolid,
2917                                                         CapButt, JoinMiter);
2918
2919                                         XDrawArc(display, window.drawable, window.gc,
2920                                                         cur_x, by, w, h * 2, 0, 180*64);
2921
2922 #ifdef MATH
2923                                         usage = specials[special_index].arg;
2924                                         angle = (M_PI)*(float)(usage)/255.;
2925                                         px = (float)(cur_x+(w/2.))-(float)(w/2.)*cos(angle);
2926                                         py = (float)(by+(h))-(float)(h)*sin(angle);
2927
2928                                         XDrawLine(display, window.drawable, window.gc,
2929                                                         cur_x + (w/2.), by+(h), (int)(px), (int)(py));
2930 #endif /* MATH */
2931
2932                                         if (h > cur_y_add
2933                                                         && h > font_h) {
2934                                                 cur_y_add = h;
2935                                         }
2936
2937                                         set_foreground_color(last_colour);
2938
2939                                         break;
2940
2941                                 }
2942
2943                                 case GRAPH:
2944                                 {
2945                                         int h, by, i = 0, j = 0;
2946                                         int colour_idx = 0;
2947                                         unsigned long last_colour = current_color;
2948                                         unsigned long *tmpcolour = 0;
2949                                         if (cur_x - text_start_x > maximum_width
2950                                                         && maximum_width > 0) {
2951                                                 break;
2952                                         }
2953                                         h = specials[special_index].height;
2954                                         by = cur_y - (font_ascent() / 2) - 1;
2955
2956                                         if (h < font_h) {
2957                                                 by -= h / 2 - 1;
2958                                         }
2959                                         w = specials[special_index].width;
2960                                         if (w == 0) {
2961                                                 w = text_start_x + text_width - cur_x - 1;
2962                                         }
2963                                         if (w < 0) {
2964                                                 w = 0;
2965                                         }
2966                                         if (draw_graph_borders) {
2967                                                 XSetLineAttributes(display, window.gc, 1, LineSolid,
2968                                                         CapButt, JoinMiter);
2969                                                 XDrawRectangle(display, window.drawable, window.gc,
2970                                                         cur_x, by, w, h);
2971                                         }
2972                                         XSetLineAttributes(display, window.gc, 1, LineSolid,
2973                                                 CapButt, JoinMiter);
2974
2975                                         if (specials[special_index].last_colour != 0
2976                                                         || specials[special_index].first_colour != 0) {
2977                                                 tmpcolour = do_gradient(w - 1, specials[special_index].last_colour, specials[special_index].first_colour);
2978                                         }
2979                                         colour_idx = 0;
2980                                         for (i = w - 2; i > -1; i--) {
2981                                                 if (specials[special_index].last_colour != 0
2982                                                                 || specials[special_index].first_colour != 0) {
2983                                                         if (specials[special_index].tempgrad) {
2984 #ifdef DEBUG_lol
2985                                                                 assert(
2986                                                                                 (int)((float)(w - 2) - specials[special_index].graph[j] *
2987                                                                                         (w - 2) / (float)specials[special_index].graph_scale)
2988                                                                                 < w - 1
2989                                                                           );
2990                                                                 assert(
2991                                                                                 (int)((float)(w - 2) - specials[special_index].graph[j] *
2992                                                                                         (w - 2) / (float)specials[special_index].graph_scale)
2993                                                                                 > -1
2994                                                                           );
2995                                                                 if (specials[special_index].graph[j] == specials[special_index].graph_scale) {
2996                                                                         assert(
2997                                                                                         (int)((float)(w - 2) - specials[special_index].graph[j] *
2998                                                                                                 (w - 2) / (float)specials[special_index].graph_scale)
2999                                                                                         == 0
3000                                                                                   );
3001                                                                 }
3002 #endif /* DEBUG_lol */
3003                                                                 XSetForeground(display, window.gc, tmpcolour[
3004                                                                                 (int)((float)(w - 2) - specials[special_index].graph[j] *
3005                                                                                         (w - 2) / (float)specials[special_index].graph_scale)
3006                                                                                 ]);
3007                                                         } else {
3008                                                                 XSetForeground(display, window.gc, tmpcolour[colour_idx++]);
3009                                                         }
3010                                                 }
3011                                                 /* this is mugfugly, but it works */
3012                                                 XDrawLine(display, window.drawable, window.gc,
3013                                                                 cur_x + i + 1, by + h, cur_x + i + 1,
3014                                                                 round_to_int((double)by + h - specials[special_index].graph[j] *
3015                                                                         (h - 1) / specials[special_index].graph_scale));
3016                                                 if ((w - i) / ((float) (w - 2) /
3017                                                                         (specials[special_index].graph_width)) > j
3018                                                                 && j < MAX_GRAPH_DEPTH - 3) {
3019                                                         j++;
3020                                                 }
3021                                         }
3022                                         if (tmpcolour) free(tmpcolour);
3023                                         if (h > cur_y_add
3024                                                         && h > font_h) {
3025                                                 cur_y_add = h;
3026                                         }
3027                                         /* if (draw_mode == BG) {
3028                                                 set_foreground_color(default_bg_color);
3029                                         } else if (draw_mode == OUTLINE) {
3030                                                 set_foreground_color(default_out_color);
3031                                         } else {
3032                                                 set_foreground_color(default_fg_color);
3033                                         } */
3034                                         if (show_graph_range) {
3035                                                 int tmp_x = cur_x;
3036                                                 int tmp_y = cur_y;
3037                                                 unsigned short int seconds = update_interval * w;
3038                                                 char *tmp_day_str;
3039                                                 char *tmp_hour_str;
3040                                                 char *tmp_min_str;
3041                                                 char *tmp_sec_str;
3042                                                 char *tmp_str;
3043                                                 unsigned short int timeunits;
3044                                                 if (seconds != 0) {
3045                                                         timeunits = seconds / 86400; seconds %= 86400;
3046                                                         if (timeunits > 0) {
3047                                                                 asprintf(&tmp_day_str, "%dd", timeunits);
3048                                                         } else {
3049                                                                 tmp_day_str = strdup("");
3050                                                         }
3051                                                         timeunits = seconds / 3600; seconds %= 3600;
3052                                                         if (timeunits > 0) {
3053                                                                 asprintf(&tmp_hour_str, "%dh", timeunits);
3054                                                         } else {
3055                                                                 tmp_hour_str = strdup("");
3056                                                         }
3057                                                         timeunits = seconds / 60; seconds %= 60;
3058                                                         if (timeunits > 0) {
3059                                                                 asprintf(&tmp_min_str, "%dm", timeunits);
3060                                                         } else {
3061                                                                 tmp_min_str = strdup("");
3062                                                         }
3063                                                         if (seconds > 0) {
3064                                                                 asprintf(&tmp_sec_str, "%ds", seconds);
3065                                                         } else {
3066                                                                 tmp_sec_str = strdup("");
3067                                                         }
3068                                                         asprintf(&tmp_str, "%s%s%s%s", tmp_day_str, tmp_hour_str, tmp_min_str, tmp_sec_str);
3069                                                         free(tmp_day_str); free(tmp_hour_str); free(tmp_min_str); free(tmp_sec_str);
3070                                                 } else {
3071                                                         asprintf(&tmp_str, "Range not possible"); // should never happen, but better safe then sorry
3072                                                 }
3073                                                 cur_x += (w / 2) - (font_ascent() * (strlen(tmp_str) / 2));
3074                                                 cur_y += font_h / 2;
3075                                                 draw_string(tmp_str);
3076                                                 free(tmp_str);
3077                                                 cur_x = tmp_x;
3078                                                 cur_y = tmp_y;
3079                                         }
3080 #ifdef MATH
3081                                         if (show_graph_scale && (specials[special_index].show_scale == 1)) {
3082                                                 int tmp_x = cur_x;
3083                                                 int tmp_y = cur_y;
3084                                                 char *tmp_str;
3085                                                 cur_x += font_ascent() / 2;
3086                                                 cur_y += font_h / 2;
3087                                                 tmp_str = (char *)
3088                                                         calloc(log10(floor(specials[special_index].graph_scale)) + 4,
3089                                                                         sizeof(char));
3090                                                 sprintf(tmp_str, "%.1f", specials[special_index].graph_scale);
3091                                                 draw_string(tmp_str);
3092                                                 free(tmp_str);
3093                                                 cur_x = tmp_x;
3094                                                 cur_y = tmp_y;
3095                                         }
3096 #endif
3097                                         set_foreground_color(last_colour);
3098                                         break;
3099                                 }
3100
3101                                 case FONT:
3102                                 {
3103                                         int old = font_ascent();
3104
3105                                         cur_y -= font_ascent();
3106                                         selected_font = specials[special_index].font_added;
3107                                         set_font();
3108                                         if (cur_y + font_ascent() < cur_y + old) {
3109                                                 cur_y += old;
3110                                         } else {
3111                                                 cur_y += font_ascent();
3112                                         }
3113                                         font_h = font_height();
3114                                         break;
3115                                 }
3116 #endif /* X11 */
3117                                 case FG:
3118                                         if (draw_mode == FG) {
3119                                                 set_foreground_color(specials[special_index].arg);
3120                                         }
3121                                         break;
3122
3123 #ifdef X11
3124                                 case BG:
3125                                         if (draw_mode == BG) {
3126                                                 set_foreground_color(specials[special_index].arg);
3127                                         }
3128                                         break;
3129
3130                                 case OUTLINE:
3131                                         if (draw_mode == OUTLINE) {
3132                                                 set_foreground_color(specials[special_index].arg);
3133                                         }
3134                                         break;
3135
3136                                 case OFFSET:
3137                                         w += specials[special_index].arg;
3138                                         last_special_needed = special_index;
3139                                         break;
3140
3141                                 case VOFFSET:
3142                                         cur_y += specials[special_index].arg;
3143                                         break;
3144
3145                                 case GOTO:
3146                                         if (specials[special_index].arg >= 0) {
3147                                                 cur_x = (int) specials[special_index].arg;
3148                                         }
3149                                         last_special_needed = special_index;
3150                                         break;
3151
3152                                 case TAB:
3153                                 {
3154                                         int start = specials[special_index].arg;
3155                                         int step = specials[special_index].width;
3156
3157                                         if (!step || step < 0) {
3158                                                 step = 10;
3159                                         }
3160                                         w = step - (cur_x - text_start_x - start) % step;
3161                                         last_special_needed = special_index;
3162                                         break;
3163                                 }
3164
3165                                 case ALIGNR:
3166                                 {
3167                                         /* TODO: add back in "+ window.border_inner_margin" to the end of
3168                                          * this line? */
3169                                         int pos_x = text_start_x + text_width -
3170                                                 get_string_width_special(s, special_index);
3171
3172                                         /* printf("pos_x %i text_start_x %i text_width %i cur_x %i "
3173                                                 "get_string_width(p) %i gap_x %i "
3174                                                 "specials[special_index].arg %i window.border_inner_margin %i "
3175                                                 "window.border_width %i\n", pos_x, text_start_x, text_width,
3176                                                 cur_x, get_string_width_special(s), gap_x,
3177                                                 specials[special_index].arg, window.border_inner_margin,
3178                                                 window.border_width); */
3179                                         if (pos_x > specials[special_index].arg && pos_x > cur_x) {
3180                                                 cur_x = pos_x - specials[special_index].arg;
3181                                         }
3182                                         last_special_needed = special_index;
3183                                         break;
3184                                 }
3185
3186                                 case ALIGNC:
3187                                 {
3188                                         int pos_x = (text_width) / 2 - get_string_width_special(s,
3189                                                         special_index) / 2 - (cur_x -
3190                                                                 text_start_x);
3191                                         /* int pos_x = text_start_x + text_width / 2 -
3192                                                 get_string_width_special(s) / 2; */
3193
3194                                         /* printf("pos_x %i text_start_x %i text_width %i cur_x %i "
3195                                                 "get_string_width(p) %i gap_x %i "
3196                                                 "specials[special_index].arg %i\n", pos_x, text_start_x,
3197                                                 text_width, cur_x, get_string_width(s), gap_x,
3198                                                 specials[special_index].arg); */
3199                                         if (pos_x > specials[special_index].arg) {
3200                                                 w = pos_x - specials[special_index].arg;
3201                                         }
3202                                         last_special_needed = special_index;
3203                                         break;
3204                                 }
3205 #endif /* X11 */
3206                         }
3207
3208 #ifdef X11
3209                         cur_x += w;
3210 #endif /* X11 */
3211
3212                         if (special_index != last_special_applied) {
3213                                 special_index++;
3214                         } else {
3215                                 special_index = orig_special_index;
3216                                 last_special_applied = -1;
3217                         }
3218                 }
3219                 p++;
3220         }
3221
3222 #ifdef X11
3223         cur_y += cur_y_add;
3224 #endif /* X11 */
3225         draw_string(s);
3226 #ifdef NCURSES
3227         if (output_methods & TO_NCURSES) {
3228                 printw("\n");
3229         }
3230 #endif /* NCURSES */
3231 #ifdef X11
3232         if (output_methods & TO_X)
3233                 cur_y += font_descent();
3234 #endif /* X11 */
3235         if (recurse && *recurse) {
3236                 special_index = draw_each_line_inner(recurse, special_index, last_special_needed);
3237                 *(recurse - 1) = SECRIT_MULTILINE_CHAR;
3238         }
3239         return special_index;
3240 }
3241
3242 static int draw_line(char *s, int special_index)
3243 {
3244 #ifdef X11
3245         if (output_methods & TO_X) {
3246                 return draw_each_line_inner(s, special_index, -1);
3247         }
3248 #endif /* X11 */
3249 #ifdef NCURSES
3250         if (output_methods & TO_NCURSES) {
3251                 return draw_each_line_inner(s, special_index, -1);
3252         }
3253 #endif /* NCURSES */
3254         draw_string(s);
3255         UNUSED(special_index);
3256         return 0;
3257 }
3258
3259 static void draw_text(void)
3260 {
3261 #ifdef X11
3262 #ifdef HAVE_LUA
3263         llua_draw_pre_hook();
3264 #endif /* HAVE_LUA */
3265         if (output_methods & TO_X) {
3266                 cur_y = text_start_y;
3267
3268                 /* draw borders */
3269                 if (draw_borders && window.border_width > 0) {
3270                         if (stippled_borders) {
3271                                 char ss[2] = { stippled_borders, stippled_borders };
3272                                 XSetLineAttributes(display, window.gc, window.border_width, LineOnOffDash,
3273                                         CapButt, JoinMiter);
3274                                 XSetDashes(display, window.gc, 0, ss, 2);
3275                         } else {
3276                                 XSetLineAttributes(display, window.gc, window.border_width, LineSolid,
3277                                         CapButt, JoinMiter);
3278                         }
3279
3280                         XDrawRectangle(display, window.drawable, window.gc,
3281                                 text_start_x - window.border_inner_margin - window.border_width,
3282                                 text_start_y - window.border_inner_margin - window.border_width,
3283                                 text_width + window.border_inner_margin * 2 + window.border_width * 2,
3284                                 text_height + window.border_inner_margin * 2 + window.border_width * 2);
3285                 }
3286
3287                 /* draw text */
3288         }
3289         setup_fonts();
3290 #endif /* X11 */
3291 #ifdef NCURSES
3292         init_pair(COLOR_WHITE, COLOR_WHITE, COLOR_BLACK);
3293         attron(COLOR_PAIR(COLOR_WHITE));
3294 #endif /* NCURSES */
3295         for_each_line(text_buffer, draw_line);
3296 #if defined(HAVE_LUA) && defined(X11)
3297         llua_draw_post_hook();
3298 #endif /* HAVE_LUA */
3299 }
3300
3301 static void draw_stuff(void)
3302 {
3303 #ifdef IMLIB2
3304         cimlib_render(text_start_x, text_start_y, window.width, window.height);
3305 #endif /* IMLIB2 */
3306         if (overwrite_file) {
3307                 overwrite_fpointer = fopen(overwrite_file, "w");
3308                 if(!overwrite_fpointer)
3309                         NORM_ERR("Can't overwrite '%s' anymore", overwrite_file);
3310         }
3311         if (append_file) {
3312                 append_fpointer = fopen(append_file, "a");
3313                 if(!append_fpointer)
3314                         NORM_ERR("Can't append '%s' anymore", append_file);
3315         }
3316 #ifdef X11
3317         if (output_methods & TO_X) {
3318                 selected_font = 0;
3319                 if (draw_shades && !draw_outline) {
3320                         text_start_x++;
3321                         text_start_y++;
3322                         set_foreground_color(default_bg_color);
3323                         draw_mode = BG;
3324                         draw_text();
3325                         text_start_x--;
3326                         text_start_y--;
3327                 }
3328
3329                 if (draw_outline) {
3330                         int i, j;
3331                         selected_font = 0;
3332
3333                         for (i = -1; i < 2; i++) {
3334                                 for (j = -1; j < 2; j++) {
3335                                         if (i == 0 && j == 0) {
3336                                                 continue;
3337                                         }
3338                                         text_start_x += i;
3339                                         text_start_y += j;
3340                                         set_foreground_color(default_out_color);
3341                                         draw_mode = OUTLINE;
3342                                         draw_text();
3343                                         text_start_x -= i;
3344                                         text_start_y -= j;
3345                                 }
3346                         }
3347                 }
3348
3349                 set_foreground_color(default_fg_color);
3350         }
3351 #endif /* X11 */
3352         draw_mode = FG;
3353         draw_text();
3354 #if defined(X11) && defined(HAVE_XDBE)
3355         if (output_methods & TO_X) {
3356                 xdbe_swap_buffers();
3357         }
3358 #endif /* X11 && HAVE_XDBE */
3359         if(overwrite_fpointer) {
3360                 fclose(overwrite_fpointer);
3361                 overwrite_fpointer = 0;
3362         }
3363         if(append_fpointer) {
3364                 fclose(append_fpointer);
3365                 append_fpointer = 0;
3366         }
3367 }
3368
3369 #ifdef X11
3370 static void clear_text(int exposures)
3371 {
3372 #ifdef HAVE_XDBE
3373         if (use_xdbe) {
3374                 /* The swap action is XdbeBackground, which clears */
3375                 return;
3376         } else
3377 #endif
3378         if (display && window.window) { // make sure these are !null
3379                 /* there is some extra space for borders and outlines */
3380                 XClearArea(display, window.window, text_start_x - window.border_inner_margin - window.border_outer_margin - window.border_width,
3381                         text_start_y - window.border_inner_margin - window.border_outer_margin - window.border_width,
3382                         text_width + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2,
3383                         text_height + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2, exposures ? True : 0);
3384         }
3385 }
3386 #endif /* X11 */
3387
3388 static int need_to_update;
3389
3390 /* update_text() generates new text and clears old text area */
3391 static void update_text(void)
3392 {
3393 #ifdef IMLIB2
3394         cimlib_cleanup();
3395 #endif /* IMLIB2 */
3396         generate_text();
3397 #ifdef X11
3398         if (output_methods & TO_X)
3399                 clear_text(1);
3400 #endif /* X11 */
3401         need_to_update = 1;
3402 #ifdef HAVE_LUA
3403         llua_update_info(&info, update_interval);
3404 #endif /* HAVE_LUA */
3405 }
3406
3407 #ifdef HAVE_SYS_INOTIFY_H
3408 int inotify_fd;
3409 #endif
3410
3411 static void main_loop(void)
3412 {
3413         int terminate = 0;
3414 #ifdef SIGNAL_BLOCKING
3415         sigset_t newmask, oldmask;
3416 #endif
3417         double t;
3418 #ifdef HAVE_SYS_INOTIFY_H
3419         int inotify_config_wd = -1;
3420 #define INOTIFY_EVENT_SIZE  (sizeof(struct inotify_event))
3421 #define INOTIFY_BUF_LEN     (20 * (INOTIFY_EVENT_SIZE + 16))
3422         char inotify_buff[INOTIFY_BUF_LEN];
3423 #endif /* HAVE_SYS_INOTIFY_H */
3424
3425
3426 #ifdef SIGNAL_BLOCKING
3427         sigemptyset(&newmask);
3428         sigaddset(&newmask, SIGINT);
3429         sigaddset(&newmask, SIGTERM);
3430         sigaddset(&newmask, SIGUSR1);
3431 #endif
3432
3433         last_update_time = 0.0;
3434         next_update_time = get_time();
3435         info.looped = 0;
3436         while (terminate == 0 && (total_run_times == 0 || info.looped < total_run_times)) {
3437                 if(update_interval_bat != NOBATTERY && update_interval_bat != update_interval_old) {
3438                         char buf[max_user_text];
3439
3440                         get_battery_short_status(buf, max_user_text, "BAT0");
3441                         if(buf[0] == 'D') {
3442                                 update_interval = update_interval_bat;
3443                         } else {
3444                                 update_interval = update_interval_old;
3445                         }
3446                 }
3447                 info.looped++;
3448
3449 #ifdef SIGNAL_BLOCKING
3450                 /* block signals.  we will inspect for pending signals later */
3451                 if (sigprocmask(SIG_BLOCK, &newmask, &oldmask) < 0) {
3452                         CRIT_ERR(NULL, NULL, "unable to sigprocmask()");
3453                 }
3454 #endif
3455
3456 #ifdef X11
3457                 if (output_methods & TO_X) {
3458                         XFlush(display);
3459
3460                         /* wait for X event or timeout */
3461
3462                         if (!XPending(display)) {
3463                                 fd_set fdsr;
3464                                 struct timeval tv;
3465                                 int s;
3466                                 t = next_update_time - get_time();
3467
3468                                 if (t < 0) {
3469                                         t = 0;
3470                                 } else if (t > update_interval) {
3471                                         t = update_interval;
3472                                 }
3473
3474                                 tv.tv_sec = (long) t;
3475                                 tv.tv_usec = (long) (t * 1000000) % 1000000;
3476                                 FD_ZERO(&fdsr);
3477                                 FD_SET(ConnectionNumber(display), &fdsr);
3478
3479                                 s = select(ConnectionNumber(display) + 1, &fdsr, 0, 0, &tv);
3480                                 if (s == -1) {
3481                                         if (errno != EINTR) {
3482                                                 NORM_ERR("can't select(): %s", strerror(errno));
3483                                         }
3484                                 } else {
3485                                         /* timeout */
3486                                         if (s == 0) {
3487                                                 update_text();
3488                                         }
3489                                 }
3490                         }
3491
3492                         if (need_to_update) {
3493 #ifdef OWN_WINDOW
3494                                 int wx = window.x, wy = window.y;
3495 #endif
3496
3497                                 need_to_update = 0;
3498                                 selected_font = 0;
3499                                 update_text_area();
3500 #ifdef OWN_WINDOW
3501                                 if (own_window) {
3502                                         int changed = 0;
3503
3504                                         /* resize window if it isn't right size */
3505                                         if (!fixed_size
3506                                                         && (text_width + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2 != window.width
3507                                                                 || text_height + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2 != window.height)) {
3508                                                 window.width = text_width + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2;
3509                                                 window.height = text_height + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2;
3510                                                 draw_stuff(); /* redraw everything in our newly sized window */
3511                                                 XResizeWindow(display, window.window, window.width,
3512                                                                 window.height); /* resize window */
3513                                                 set_transparent_background(window.window);
3514 #ifdef HAVE_XDBE
3515                                                 /* swap buffers */
3516                                                 xdbe_swap_buffers();
3517 #endif
3518
3519                                                 changed++;
3520 #ifdef HAVE_LUA
3521                                                 /* update lua window globals */
3522                                                 llua_update_window_table(text_start_x, text_start_y, text_width, text_height);
3523 #endif /* HAVE_LUA */
3524                                         }
3525
3526                                         /* move window if it isn't in right position */
3527                                         if (!fixed_pos && (window.x != wx || window.y != wy)) {
3528                                                 XMoveWindow(display, window.window, window.x, window.y);
3529                                                 changed++;
3530                                         }
3531
3532                                         /* update struts */
3533                                         if (changed && window.type == TYPE_PANEL) {
3534                                                 int sidenum = -1;
3535
3536                                                 fprintf(stderr, PACKAGE_NAME": defining struts\n");
3537                                                 fflush(stderr);
3538
3539                                                 switch (text_alignment) {
3540                                                         case TOP_LEFT:
3541                                                         case TOP_RIGHT:
3542                                                         case TOP_MIDDLE:
3543                                                                 {
3544                                                                         sidenum = 2;
3545                                                                         break;
3546                                                                 }
3547                                                         case BOTTOM_LEFT:
3548                                                         case BOTTOM_RIGHT:
3549                                                         case BOTTOM_MIDDLE:
3550                                                                 {
3551                                                                         sidenum = 3;
3552                                                                         break;
3553                                                                 }
3554                                                         case MIDDLE_LEFT:
3555                                                                 {
3556                                                                         sidenum = 0;
3557                                                                         break;
3558                                                                 }
3559                                                         case MIDDLE_RIGHT:
3560                                                                 {
3561                                                                         sidenum = 1;
3562                                                                         break;
3563                                                                 }
3564                                                 }
3565
3566                                                 set_struts(sidenum);
3567                                         }
3568                                 }
3569 #endif
3570
3571                                 clear_text(1);
3572
3573 #ifdef HAVE_XDBE
3574                                 if (use_xdbe) {
3575                                         XRectangle r;
3576
3577                                         r.x = text_start_x - window.border_inner_margin - window.border_outer_margin - window.border_width;
3578                                         r.y = text_start_y - window.border_inner_margin - window.border_outer_margin - window.border_width;
3579                                         r.width = text_width + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2;
3580                                         r.height = text_height + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2;
3581                                         XUnionRectWithRegion(&r, x11_stuff.region, x11_stuff.region);
3582                                 }
3583 #endif
3584                         }
3585
3586                         /* handle X events */
3587                         while (XPending(display)) {
3588                                 XEvent ev;
3589
3590                                 XNextEvent(display, &ev);
3591                                 switch (ev.type) {
3592                                         case Expose:
3593                                         {
3594                                                 XRectangle r;
3595                                                 r.x = ev.xexpose.x;
3596                                                 r.y = ev.xexpose.y;
3597                                                 r.width = ev.xexpose.width;
3598                                                 r.height = ev.xexpose.height;
3599                                                 XUnionRectWithRegion(&r, x11_stuff.region, x11_stuff.region);
3600                                                 break;
3601                                         }
3602
3603                                         case PropertyNotify:
3604                                         {
3605                                                 if ( ev.xproperty.state == PropertyNewValue ) {
3606                                                         get_x11_desktop_info( ev.xproperty.display, ev.xproperty.atom );
3607                                                 }
3608                                                 break;
3609                                         }
3610
3611 #ifdef OWN_WINDOW
3612                                         case ReparentNotify:
3613                                                 /* set background to ParentRelative for all parents */
3614                                                 if (own_window) {
3615                                                         set_transparent_background(window.window);
3616                                                 }
3617                                                 break;
3618
3619                                         case ConfigureNotify:
3620                                                 if (own_window) {
3621                                                         /* if window size isn't what expected, set fixed size */
3622                                                         if (ev.xconfigure.width != window.width
3623                                                                         || ev.xconfigure.height != window.height) {
3624                                                                 if (window.width != 0 && window.height != 0) {
3625                                                                         fixed_size = 1;
3626                                                                 }
3627
3628                                                                 /* clear old stuff before screwing up
3629                                                                  * size and pos */
3630                                                                 clear_text(1);
3631
3632                                                                 {
3633                                                                         XWindowAttributes attrs;
3634                                                                         if (XGetWindowAttributes(display,
3635                                                                                         window.window, &attrs)) {
3636                                                                                 window.width = attrs.width;
3637                                                                                 window.height = attrs.height;
3638                                                                         }
3639                                                                 }
3640
3641                                                                 text_width = window.width - window.border_inner_margin * 2 - window.border_outer_margin * 2 - window.border_width * 2;
3642                                                                 text_height = window.height - window.border_inner_margin * 2 - window.border_outer_margin * 2 - window.border_width * 2;
3643                                                                 if (text_width > maximum_width
3644                                                                                 && maximum_width > 0) {
3645                                                                         text_width = maximum_width;
3646                                                                 }
3647                                                         }
3648
3649                                                         /* if position isn't what expected, set fixed pos
3650                                                          * total_updates avoids setting fixed_pos when window
3651                                                          * is set to weird locations when started */
3652                                                         /* // this is broken
3653                                                         if (total_updates >= 2 && !fixed_pos
3654                                                                         && (window.x != ev.xconfigure.x
3655                                                                         || window.y != ev.xconfigure.y)
3656                                                                         && (ev.xconfigure.x != 0
3657                                                                         || ev.xconfigure.y != 0)) {
3658                                                                 fixed_pos = 1;
3659                                                         } */
3660                                                 }
3661                                                 break;
3662
3663                                         case ButtonPress:
3664                                                 if (own_window) {
3665                                                         /* if an ordinary window with decorations */
3666                                                         if ((window.type == TYPE_NORMAL &&
3667                                                                                 (!TEST_HINT(window.hints,
3668                                                                                                         HINT_UNDECORATED))) ||
3669                                                                         window.type == TYPE_DESKTOP) {
3670                                                                 /* allow conky to hold input focus. */
3671                                                                 break;
3672                                                         } else {
3673                                                                 /* forward the click to the desktop window */
3674                                                                 XUngrabPointer(display, ev.xbutton.time);
3675                                                                 ev.xbutton.window = window.desktop;
3676                                                                 ev.xbutton.x = ev.xbutton.x_root;
3677                                                                 ev.xbutton.y = ev.xbutton.y_root;
3678                                                                 XSendEvent(display, ev.xbutton.window, False,
3679                                                                         ButtonPressMask, &ev);
3680                                                                 XSetInputFocus(display, ev.xbutton.window,
3681                                                                         RevertToParent, ev.xbutton.time);
3682                                                         }
3683                                                 }
3684                                                 break;
3685
3686                                         case ButtonRelease:
3687                                                 if (own_window) {
3688                                                         /* if an ordinary window with decorations */
3689                                                         if ((window.type == TYPE_NORMAL)
3690                                                                         && (!TEST_HINT(window.hints,
3691                                                                         HINT_UNDECORATED))) {
3692                                                                 /* allow conky to hold input focus. */
3693                                                                 break;
3694                                                         } else {
3695                                                                 /* forward the release to the desktop window */
3696                                                                 ev.xbutton.window = window.desktop;
3697                                                                 ev.xbutton.x = ev.xbutton.x_root;
3698                                                                 ev.xbutton.y = ev.xbutton.y_root;
3699                                                                 XSendEvent(display, ev.xbutton.window, False,
3700                                                                         ButtonReleaseMask, &ev);
3701                                                         }
3702                                                 }
3703                                                 break;
3704
3705 #endif
3706
3707                                         default:
3708 #ifdef HAVE_XDAMAGE
3709                                                 if (ev.type == x11_stuff.event_base + XDamageNotify) {
3710                                                         XDamageNotifyEvent *dev = (XDamageNotifyEvent *) &ev;
3711
3712                                                         XFixesSetRegion(display, x11_stuff.part, &dev->area, 1);
3713                                                         XFixesUnionRegion(display, x11_stuff.region2, x11_stuff.region2, x11_stuff.part);
3714                                                 }
3715 #endif /* HAVE_XDAMAGE */
3716                                                 break;
3717                                 }
3718                         }
3719
3720 #ifdef HAVE_XDAMAGE
3721                         XDamageSubtract(display, x11_stuff.damage, x11_stuff.region2, None);
3722                         XFixesSetRegion(display, x11_stuff.region2, 0, 0);
3723 #endif /* HAVE_XDAMAGE */
3724
3725                         /* XDBE doesn't seem to provide a way to clear the back buffer
3726                          * without interfering with the front buffer, other than passing
3727                          * XdbeBackground to XdbeSwapBuffers. That means that if we're
3728                          * using XDBE, we need to redraw the text even if it wasn't part of
3729                          * the exposed area. OTOH, if we're not going to call draw_stuff at
3730                          * all, then no swap happens and we can safely do nothing. */
3731
3732                         if (!XEmptyRegion(x11_stuff.region)) {
3733 #ifdef HAVE_XDBE
3734                                 if (use_xdbe) {
3735                                         XRectangle r;
3736
3737                                         r.x = text_start_x - window.border_inner_margin - window.border_outer_margin - window.border_width;
3738                                         r.y = text_start_y - window.border_inner_margin - window.border_outer_margin - window.border_width;
3739                                         r.width = text_width + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2;
3740                                         r.height = text_height + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2;
3741                                         XUnionRectWithRegion(&r, x11_stuff.region, x11_stuff.region);
3742                                 }
3743 #endif
3744                                 XSetRegion(display, window.gc, x11_stuff.region);
3745 #ifdef XFT
3746                                 if (use_xft) {
3747                                         XftDrawSetClip(window.xftdraw, x11_stuff.region);
3748                                 }
3749 #endif
3750                                 draw_stuff();
3751                                 XDestroyRegion(x11_stuff.region);
3752                                 x11_stuff.region = XCreateRegion();
3753                         }
3754                 } else {
3755 #endif /* X11 */
3756                         t = (next_update_time - get_time()) * 1000000;
3757                         if(t > 0) usleep((useconds_t)t);
3758                         update_text();
3759                         draw_stuff();
3760 #ifdef NCURSES
3761                         if(output_methods & TO_NCURSES) {
3762                                 refresh();
3763                                 clear();
3764                         }
3765 #endif
3766 #ifdef X11
3767                 }
3768 #endif /* X11 */
3769
3770 #ifdef SIGNAL_BLOCKING
3771                 /* unblock signals of interest and let handler fly */
3772                 if (sigprocmask(SIG_SETMASK, &oldmask, NULL) < 0) {
3773                         CRIT_ERR(NULL, NULL, "unable to sigprocmask()");
3774                 }
3775 #endif
3776
3777                 switch (g_signal_pending) {
3778                         case SIGHUP:
3779                         case SIGUSR1:
3780                                 NORM_ERR("received SIGHUP or SIGUSR1. reloading the config file.");
3781                                 reload_config();
3782                                 break;
3783                         case SIGINT:
3784                         case SIGTERM:
3785                                 NORM_ERR("received SIGINT or SIGTERM to terminate. bye!");
3786                                 terminate = 1;
3787 #ifdef X11
3788                                 if (output_methods & TO_X) {
3789                                         XDestroyRegion(x11_stuff.region);
3790                                         x11_stuff.region = NULL;
3791 #ifdef HAVE_XDAMAGE
3792                                         XDamageDestroy(display, x11_stuff.damage);
3793                                         XFixesDestroyRegion(display, x11_stuff.region2);
3794                                         XFixesDestroyRegion(display, x11_stuff.part);
3795 #endif /* HAVE_XDAMAGE */
3796                                         if (disp) {
3797                                                 free(disp);
3798                                         }
3799                                 }
3800 #endif /* X11 */
3801                                 if(overwrite_file) {
3802                                         free(overwrite_file);
3803                                         overwrite_file = 0;
3804                                 }
3805                                 if(append_file) {
3806                                         free(append_file);
3807                                         append_file = 0;
3808                                 }
3809                                 break;
3810                         default:
3811                                 /* Reaching here means someone set a signal
3812                                  * (SIGXXXX, signal_handler), but didn't write any code
3813                                  * to deal with it.
3814                                  * If you don't want to handle a signal, don't set a handler on
3815                                  * it in the first place. */
3816                                 if (g_signal_pending) {
3817                                         NORM_ERR("ignoring signal (%d)", g_signal_pending);
3818                                 }
3819                                 break;
3820                 }
3821 #ifdef HAVE_SYS_INOTIFY_H
3822                 if (inotify_fd != -1 && inotify_config_wd == -1 && current_config != 0) {
3823                         inotify_config_wd = inotify_add_watch(inotify_fd,
3824                                         current_config,
3825                                         IN_MODIFY);
3826                 }
3827                 if (inotify_fd != -1 && inotify_config_wd != -1 && current_config != 0) {
3828                         int len = 0, idx = 0;
3829                         fd_set descriptors;
3830                         struct timeval time_to_wait;
3831
3832                         FD_ZERO(&descriptors);
3833                         FD_SET(inotify_fd, &descriptors);
3834
3835                         time_to_wait.tv_sec = time_to_wait.tv_usec = 0;
3836
3837                         select(inotify_fd + 1, &descriptors, NULL, NULL, &time_to_wait);
3838                         if (FD_ISSET(inotify_fd, &descriptors)) {
3839                                 /* process inotify events */
3840                                 len = read(inotify_fd, inotify_buff, INOTIFY_BUF_LEN);
3841                                 while (len > 0 && idx < len) {
3842                                         struct inotify_event *ev = (struct inotify_event *) &inotify_buff[idx];
3843                                         if (ev->wd == inotify_config_wd && (ev->mask & IN_MODIFY || ev->mask & IN_IGNORED)) {
3844                                                 /* current_config should be reloaded */
3845                                                 NORM_ERR("'%s' modified, reloading...", current_config);
3846                                                 reload_config();
3847                                                 if (ev->mask & IN_IGNORED) {
3848                                                         /* for some reason we get IN_IGNORED here
3849                                                          * sometimes, so we need to re-add the watch */
3850                                                         inotify_config_wd = inotify_add_watch(inotify_fd,
3851                                                                         current_config,
3852                                                                         IN_MODIFY);
3853                                                 }
3854                                         }
3855 #ifdef HAVE_LUA
3856                                         else {
3857                                                 llua_inotify_query(ev->wd, ev->mask);
3858                                         }
3859 #endif /* HAVE_LUA */
3860                                         idx += INOTIFY_EVENT_SIZE + ev->len;
3861                                 }
3862                         }
3863                 }
3864 #endif /* HAVE_SYS_INOTIFY_H */
3865
3866 #ifdef HAVE_LUA
3867                 llua_update_info(&info, update_interval);
3868 #endif /* HAVE_LUA */
3869                 g_signal_pending = 0;
3870         }
3871         clean_up(NULL, NULL);
3872
3873 #ifdef HAVE_SYS_INOTIFY_H
3874         if (inotify_fd != -1) {
3875                 inotify_rm_watch(inotify_fd, inotify_config_wd);
3876                 close(inotify_fd);
3877                 inotify_fd = inotify_config_wd = 0;
3878         }
3879 #endif /* HAVE_SYS_INOTIFY_H */
3880 }
3881
3882 #ifdef X11
3883 static void load_config_file_x11(const char *);
3884 #endif /* X11 */
3885 void initialisation(int argc, char** argv);
3886
3887         /* reload the config file */
3888 static void reload_config(void)
3889 {
3890         char *current_config_copy = strdup(current_config);
3891         clean_up(NULL, NULL);
3892         current_config = current_config_copy;
3893         initialisation(argc_copy, argv_copy);
3894 }
3895
3896 void clean_up(void *memtofree1, void* memtofree2)
3897 {
3898         int i;
3899
3900 #ifdef NCURSES
3901         if(output_methods & TO_NCURSES) {
3902                 endwin();
3903         }
3904 #endif
3905         conftree_empty(currentconffile);
3906         currentconffile = NULL;
3907         if(memtofree1) {
3908                 free(memtofree1);
3909         }
3910         if(memtofree2) {
3911                 free(memtofree2);
3912         }
3913         timed_thread_destroy_registered_threads();
3914
3915         if (info.cpu_usage) {
3916                 free(info.cpu_usage);
3917                 info.cpu_usage = NULL;
3918         }
3919 #ifdef X11
3920         if (x_initialised == YES) {
3921                 XClearArea(display, window.window, text_start_x - window.border_inner_margin - window.border_outer_margin - window.border_width,
3922                         text_start_y - window.border_inner_margin - window.border_outer_margin - window.border_width,
3923                         text_width + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2,
3924                         text_height + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2, 0);
3925                 destroy_window();
3926                 free_fonts();
3927                 if(x11_stuff.region) {
3928                         XDestroyRegion(x11_stuff.region);
3929                         x11_stuff.region = NULL;
3930                 }
3931                 XCloseDisplay(display);
3932                 display = NULL;
3933                 if(info.x11.desktop.all_names) {
3934                         free(info.x11.desktop.all_names);
3935                         info.x11.desktop.all_names = NULL;
3936                 }
3937                 if (info.x11.desktop.name) {
3938                         free(info.x11.desktop.name);
3939                         info.x11.desktop.name = NULL;
3940                 }
3941                 x_initialised = NO;
3942         }else{
3943                 free(fonts);    //in set_default_configurations a font is set but not loaded
3944                 font_count = -1;
3945         }
3946
3947 #endif /* X11 */
3948
3949         free_update_callbacks();
3950
3951         free_templates();
3952
3953         free_text_objects(&global_root_object, 0);
3954         if (tmpstring1) {
3955                 free(tmpstring1);
3956                 tmpstring1 = 0;
3957         }
3958         if (tmpstring2) {
3959                 free(tmpstring2);
3960                 tmpstring2 = 0;
3961         }
3962         if (text_buffer) {
3963                 free(text_buffer);
3964                 text_buffer = 0;
3965         }
3966
3967         if (global_text) {
3968                 free(global_text);
3969                 global_text = 0;
3970         }
3971
3972         free(current_config);
3973         current_config = 0;
3974
3975 #ifdef TCP_PORT_MONITOR
3976         tcp_portmon_clear();
3977 #endif
3978 #ifdef HAVE_CURL
3979         ccurl_free_info();
3980 #endif
3981 #ifdef RSS
3982         rss_free_info();
3983 #endif
3984 #ifdef WEATHER
3985         weather_free_info();
3986 #endif
3987 #ifdef HAVE_LUA
3988         llua_shutdown_hook();
3989         llua_close();
3990 #endif /* HAVE_LUA */
3991 #ifdef IMLIB2
3992         if (output_methods & TO_X)
3993                 cimlib_deinit();
3994 #endif /* IMLIB2 */
3995 #ifdef XOAP
3996         xmlCleanupParser();
3997 #endif /* XOAP */
3998
3999         if (specials) {
4000                 for (i = 0; i < special_count; i++) {
4001                         if (specials[i].type == GRAPH) {
4002                                 free(specials[i].graph);
4003                         }
4004                 }
4005                 free(specials);
4006                 specials = NULL;
4007         }
4008
4009         clear_net_stats();
4010         clear_diskio_stats();
4011         if(global_cpu != NULL) {
4012                 free(global_cpu);
4013                 global_cpu = NULL;
4014         }
4015 }
4016
4017 static int string_to_bool(const char *s)
4018 {
4019         if (!s) {
4020                 // Assumes an option without a true/false means true
4021                 return 1;
4022         } else if (strcasecmp(s, "yes") == EQUAL) {
4023                 return 1;
4024         } else if (strcasecmp(s, "true") == EQUAL) {
4025                 return 1;
4026         } else if (strcasecmp(s, "1") == EQUAL) {
4027                 return 1;
4028         }
4029         return 0;
4030 }
4031
4032 #ifdef X11
4033 static enum alignment string_to_alignment(const char *s)
4034 {
4035         if (strcasecmp(s, "top_left") == EQUAL) {
4036                 return TOP_LEFT;
4037         } else if (strcasecmp(s, "top_right") == EQUAL) {
4038                 return TOP_RIGHT;
4039         } else if (strcasecmp(s, "top_middle") == EQUAL) {
4040                 return TOP_MIDDLE;
4041         } else if (strcasecmp(s, "bottom_left") == EQUAL) {
4042                 return BOTTOM_LEFT;
4043         } else if (strcasecmp(s, "bottom_right") == EQUAL) {
4044                 return BOTTOM_RIGHT;
4045         } else if (strcasecmp(s, "bottom_middle") == EQUAL) {
4046                 return BOTTOM_MIDDLE;
4047         } else if (strcasecmp(s, "middle_left") == EQUAL) {
4048                 return MIDDLE_LEFT;
4049         } else if (strcasecmp(s, "middle_right") == EQUAL) {
4050                 return MIDDLE_RIGHT;
4051         } else if (strcasecmp(s, "tl") == EQUAL) {
4052                 return TOP_LEFT;
4053         } else if (strcasecmp(s, "tr") == EQUAL) {
4054                 return TOP_RIGHT;
4055         } else if (strcasecmp(s, "tm") == EQUAL) {
4056                 return TOP_MIDDLE;
4057         } else if (strcasecmp(s, "bl") == EQUAL) {
4058                 return BOTTOM_LEFT;
4059         } else if (strcasecmp(s, "br") == EQUAL) {
4060                 return BOTTOM_RIGHT;
4061         } else if (strcasecmp(s, "bm") == EQUAL) {
4062                 return BOTTOM_MIDDLE;
4063         } else if (strcasecmp(s, "ml") == EQUAL) {
4064                 return MIDDLE_LEFT;
4065         } else if (strcasecmp(s, "mr") == EQUAL) {
4066                 return MIDDLE_RIGHT;
4067         } else if (strcasecmp(s, "none") == EQUAL) {
4068                 return NONE;
4069         }
4070         return TOP_LEFT;
4071 }
4072 #endif /* X11 */
4073
4074 #ifdef X11
4075 static void set_default_configurations_for_x(void)
4076 {
4077         default_fg_color = WhitePixel(display, screen);
4078         default_bg_color = BlackPixel(display, screen);
4079         default_out_color = BlackPixel(display, screen);
4080         color0 = default_fg_color;
4081         color1 = default_fg_color;
4082         color2 = default_fg_color;
4083         color3 = default_fg_color;
4084         color4 = default_fg_color;
4085         color5 = default_fg_color;
4086         color6 = default_fg_color;
4087         color7 = default_fg_color;
4088         color8 = default_fg_color;
4089         color9 = default_fg_color;
4090         current_text_color = default_fg_color;
4091 }
4092 #endif /* X11 */
4093
4094 static void set_default_configurations(void)
4095 {
4096 #ifdef MPD
4097         char *mpd_env_host;
4098         char *mpd_env_port;
4099 #endif
4100         update_uname();
4101         fork_to_background = 0;
4102         total_run_times = 0;
4103         info.cpu_avg_samples = 2;
4104         info.net_avg_samples = 2;
4105         info.diskio_avg_samples = 2;
4106         info.memmax = 0;
4107         top_cpu = 0;
4108         cpu_separate = 0;
4109         short_units = 0;
4110         format_human_readable = 1;
4111         top_mem = 0;
4112         top_time = 0;
4113 #ifdef IOSTATS
4114         top_io = 0;
4115 #endif
4116 #ifdef __linux__
4117         top_running = 0;
4118 #endif
4119 #ifdef MPD
4120         mpd_env_host = getenv("MPD_HOST");
4121         mpd_env_port = getenv("MPD_PORT");
4122
4123         if (!mpd_env_host || !strlen(mpd_env_host)) {
4124                 mpd_set_host("localhost");
4125         } else {
4126                 /* MPD_HOST environment variable is set */
4127                 char *mpd_hostpart = strchr(mpd_env_host, '@');
4128                 if (!mpd_hostpart) {
4129                         mpd_set_host(mpd_env_host);
4130                 } else {
4131                         /* MPD_HOST contains a password */
4132                         char mpd_password[mpd_hostpart - mpd_env_host + 1];
4133                         snprintf(mpd_password, mpd_hostpart - mpd_env_host + 1, "%s", mpd_env_host);
4134
4135                         if (!strlen(mpd_hostpart + 1)) {
4136                                 mpd_set_host("localhost");
4137                         } else {
4138                                 mpd_set_host(mpd_hostpart + 1);
4139                         }
4140
4141                         mpd_set_password(mpd_password, 1);
4142                 }
4143         }
4144
4145
4146         if (!mpd_env_port || mpd_set_port(mpd_env_port)) {
4147                 /* failed to set port from environment variable */
4148                 mpd_set_port("6600");
4149         }
4150 #endif
4151 #ifdef XMMS2
4152         info.xmms2.artist = NULL;
4153         info.xmms2.album = NULL;
4154         info.xmms2.title = NULL;
4155         info.xmms2.genre = NULL;
4156         info.xmms2.comment = NULL;
4157         info.xmms2.url = NULL;
4158         info.xmms2.status = NULL;
4159         info.xmms2.playlist = NULL;
4160 #endif
4161         use_spacer = NO_SPACER;
4162 #ifdef X11
4163         output_methods = TO_X;
4164 #else
4165         output_methods = TO_STDOUT;
4166 #endif
4167 #ifdef X11
4168         show_graph_scale = 0;
4169         show_graph_range = 0;
4170         draw_shades = 1;
4171         draw_borders = 0;
4172         draw_graph_borders = 1;
4173         draw_outline = 0;
4174         set_first_font("6x10");
4175         gap_x = 5;
4176         gap_y = 60;
4177         minimum_width = 5;
4178         minimum_height = 5;
4179         maximum_width = 0;
4180 #ifdef OWN_WINDOW
4181         own_window = 0;
4182         window.type = TYPE_NORMAL;
4183         window.hints = 0;
4184         strcpy(window.class_name, PACKAGE_NAME);
4185         sprintf(window.title, PACKAGE_NAME" (%s)", info.uname_s.nodename);
4186 #endif
4187         stippled_borders = 0;
4188         window.border_inner_margin = 3;
4189         window.border_outer_margin = 1;
4190         window.border_width = 1;
4191         text_alignment = BOTTOM_LEFT;
4192         info.x11.monitor.number = 1;
4193         info.x11.monitor.current = 0;
4194         info.x11.desktop.current = 1;
4195         info.x11.desktop.number = 1;
4196         info.x11.desktop.nitems = 0;
4197         info.x11.desktop.all_names = NULL;
4198         info.x11.desktop.name = NULL;
4199 #endif /* X11 */
4200
4201         free_templates();
4202
4203         free(current_mail_spool);
4204         {
4205                 char buf[256];
4206
4207                 variable_substitute(MAIL_FILE, buf, 256);
4208                 if (buf[0] != '\0') {
4209                         current_mail_spool = strndup(buf, text_buffer_size);
4210                 }
4211         }
4212
4213         no_buffers = 1;
4214         set_update_interval(3);
4215         update_interval_bat = NOBATTERY;
4216         info.music_player_interval = 1.0;
4217         stuff_in_uppercase = 0;
4218         info.users.number = 1;
4219
4220 #ifdef TCP_PORT_MONITOR
4221         /* set default connection limit */
4222         tcp_portmon_set_max_connections(0);
4223 #endif
4224 }
4225
4226 /* returns 1 if you can overwrite or create the file at 'path' */
4227 static _Bool overwrite_works(const char *path)
4228 {
4229         FILE *filepointer;
4230
4231         if (!(filepointer = fopen(path, "w")))
4232                 return 0;
4233         fclose(filepointer);
4234         return 1;
4235 }
4236
4237 /* returns 1 if you can append or create the file at 'path' */
4238 static _Bool append_works(const char *path)
4239 {
4240         FILE *filepointer;
4241
4242         if (!(filepointer = fopen(path, "a")))
4243                 return 0;
4244         fclose(filepointer);
4245         return 1;
4246 }
4247
4248 #ifdef X11
4249 #ifdef DEBUG
4250 /* WARNING, this type not in Xlib spec */
4251 int x11_error_handler(Display *d, XErrorEvent *err)
4252         __attribute__((noreturn));
4253 int x11_error_handler(Display *d, XErrorEvent *err)
4254 {
4255         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",
4256                         err->type,
4257                         (long unsigned)err->display,
4258                         (long)err->resourceid,
4259                         err->serial,
4260                         err->error_code,
4261                         err->request_code,
4262                         err->minor_code,
4263                         (long unsigned)d
4264                         );
4265         abort();
4266 }
4267
4268 int x11_ioerror_handler(Display *d)
4269         __attribute__((noreturn));
4270 int x11_ioerror_handler(Display *d)
4271 {
4272         NORM_ERR("X Error: Display %lx\n",
4273                         (long unsigned)d
4274                         );
4275         abort();
4276 }
4277 #endif /* DEBUG */
4278
4279 static void X11_initialisation(void)
4280 {
4281         if (x_initialised == YES) return;
4282         output_methods |= TO_X;
4283         init_X11(disp);
4284         set_default_configurations_for_x();
4285         x_initialised = YES;
4286 #ifdef DEBUG
4287         _Xdebug = 1;
4288         /* WARNING, this type not in Xlib spec */
4289         XSetErrorHandler(&x11_error_handler);
4290         XSetIOErrorHandler(&x11_ioerror_handler);
4291 #endif /* DEBUG */
4292 }
4293
4294 static char **xargv = 0;
4295 static int xargc = 0;
4296
4297 static void X11_create_window(void)
4298 {
4299         if (output_methods & TO_X) {
4300 #ifdef OWN_WINDOW
4301                 init_window(own_window, text_width + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2,
4302                                 text_height + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2, set_transparent, background_colour,
4303                                 xargv, xargc);
4304 #else /* OWN_WINDOW */
4305                 init_window(0, text_width + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2,
4306                                 text_height + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2, set_transparent, 0,
4307                                 xargv, xargc);
4308 #endif /* OWN_WINDOW */
4309
4310                 setup_fonts();
4311                 load_fonts();
4312                 update_text_area();     /* to position text/window on screen */
4313
4314 #ifdef OWN_WINDOW
4315                 if (own_window && !fixed_pos) {
4316                         XMoveWindow(display, window.window, window.x, window.y);
4317                 }
4318                 if (own_window) {
4319                         set_transparent_background(window.window);
4320                 }
4321 #endif
4322
4323                 create_gc();
4324
4325                 draw_stuff();
4326
4327                 x11_stuff.region = XCreateRegion();
4328 #ifdef HAVE_XDAMAGE
4329                 if (!XDamageQueryExtension(display, &x11_stuff.event_base, &x11_stuff.error_base)) {
4330                         NORM_ERR("Xdamage extension unavailable");
4331                 }
4332                 x11_stuff.damage = XDamageCreate(display, window.window, XDamageReportNonEmpty);
4333                 x11_stuff.region2 = XFixesCreateRegionFromWindow(display, window.window, 0);
4334                 x11_stuff.part = XFixesCreateRegionFromWindow(display, window.window, 0);
4335 #endif /* HAVE_XDAMAGE */
4336
4337                 selected_font = 0;
4338                 update_text_area();     /* to get initial size of the window */
4339         }
4340 #ifdef HAVE_LUA
4341         /* setup lua window globals */
4342         llua_setup_window_table(text_start_x, text_start_y, text_width, text_height);
4343 #endif /* HAVE_LUA */
4344 }
4345 #endif /* X11 */
4346
4347 #define CONF_ERR NORM_ERR("%s: %d: config file error", f, line)
4348 #define CONF_ERR2(a) NORM_ERR("%s: %d: config file error: %s", f, line, a)
4349 #define CONF2(a) if (strcasecmp(name, a) == 0)
4350 #define CONF(a) else CONF2(a)
4351 #define CONF3(a, b) else if (strcasecmp(name, a) == 0 \
4352                 || strcasecmp(name, b) == 0)
4353 #define CONF_CONTINUE 1
4354 #define CONF_BREAK 2
4355 #define CONF_BUFF_SIZE 512
4356
4357 static FILE *open_config_file(const char *f)
4358 {
4359 #ifdef CONFIG_OUTPUT
4360         if (!strcmp(f, "==builtin==")) {
4361                 return conf_cookie_open();
4362         } else
4363 #endif /* CONFIG_OUTPUT */
4364                 return fopen(f, "r");
4365 }
4366
4367 static int do_config_step(int *line, FILE *fp, char *buf, char **name, char **value)
4368 {
4369         char *p, *p2;
4370         (*line)++;
4371         if (fgets(buf, CONF_BUFF_SIZE, fp) == NULL) {
4372                 return CONF_BREAK;
4373         }
4374         remove_comments(buf);
4375
4376         p = buf;
4377
4378         /* skip spaces */
4379         while (*p && isspace((int) *p)) {
4380                 p++;
4381         }
4382         if (*p == '\0') {
4383                 return CONF_CONTINUE;   /* empty line */
4384         }
4385
4386         *name = p;
4387
4388         /* skip name */
4389         p2 = p;
4390         while (*p2 && !isspace((int) *p2)) {
4391                 p2++;
4392         }
4393         if (*p2 != '\0') {
4394                 *p2 = '\0';     /* break at name's end */
4395                 p2++;
4396         }
4397
4398         /* get value */
4399         if (*p2) {
4400                 p = p2;
4401                 while (*p && isspace((int) *p)) {
4402                         p++;
4403                 }
4404
4405                 *value = p;
4406
4407                 p2 = *value + strlen(*value);
4408                 while (isspace((int) *(p2 - 1))) {
4409                         *--p2 = '\0';
4410                 }
4411         } else {
4412                 *value = 0;
4413         }
4414         return 0;
4415 }
4416
4417 char load_config_file(const char *f)
4418 {
4419         int line = 0;
4420         FILE *fp;
4421
4422         fp = open_config_file(f);
4423         if (!fp) {
4424                 return FALSE;
4425         }
4426         DBGP("reading contents from config file '%s'", f);
4427
4428         while (!feof(fp)) {
4429                 char buff[CONF_BUFF_SIZE], *name, *value;
4430                 int ret = do_config_step(&line, fp, buff, &name, &value);
4431                 if (ret == CONF_BREAK) {
4432                         break;
4433                 } else if (ret == CONF_CONTINUE) {
4434                         continue;
4435                 }
4436
4437 #ifdef X11
4438                 CONF2("out_to_x") {
4439                         /* don't listen if X is already initialised or
4440                          * if we already know we don't want it */
4441                         if(x_initialised != YES) {
4442                                 if (string_to_bool(value)) {
4443                                         output_methods &= TO_X;
4444                                 } else {
4445                                         output_methods &= ~TO_X;
4446                                         x_initialised = NEVER;
4447                                 }
4448                         }
4449                 }
4450                 CONF("display") {
4451                         if (!value || x_initialised == YES) {
4452                                 CONF_ERR;
4453                         } else {
4454                                 if (disp)
4455                                         free(disp);
4456                                 disp = strdup(value);
4457                         }
4458                 }
4459                 CONF("alignment") {
4460 #ifdef OWN_WINDOW
4461                         if (window.type == TYPE_DOCK)
4462                                 ;
4463                         else
4464 #endif /*OWN_WINDOW */
4465                         if (value) {
4466                                 int a = string_to_alignment(value);
4467
4468                                 if (a <= 0) {
4469                                         CONF_ERR;
4470                                 } else {
4471                                         text_alignment = a;
4472                                 }
4473                         } else {
4474                                 CONF_ERR;
4475                         }
4476                 }
4477                 CONF("background") {
4478                         fork_to_background = string_to_bool(value);
4479                 }
4480 #else
4481                 CONF2("background") {
4482                         fork_to_background = string_to_bool(value);
4483                 }
4484 #endif /* X11 */
4485 #ifdef X11
4486                 CONF("show_graph_scale") {
4487                         show_graph_scale = string_to_bool(value);
4488                 }
4489                 CONF("show_graph_range") {
4490                         show_graph_range = string_to_bool(value);
4491                 }
4492                 CONF("border_inner_margin") {
4493                         if (value) {
4494                                 window.border_inner_margin = strtol(value, 0, 0);
4495                                 if (window.border_inner_margin < 0) window.border_inner_margin = 0;
4496                         } else {
4497                                 CONF_ERR;
4498                         }
4499                 }
4500                 CONF("border_outer_margin") {
4501                         if (value) {
4502                                 window.border_outer_margin = strtol(value, 0, 0);
4503                                 if (window.border_outer_margin < 0) window.border_outer_margin = 0;
4504                         } else {
4505                                 CONF_ERR;
4506                         }
4507                 }
4508                 CONF("border_width") {
4509                         if (value) {
4510                                 window.border_width = strtol(value, 0, 0);
4511                                 if (window.border_width < 0) window.border_width = 0;
4512                         } else {
4513                                 CONF_ERR;
4514                         }
4515                 }
4516 #endif /* X11 */
4517 #define TEMPLATE_CONF(n) \
4518                 CONF("template"#n) { \
4519                         if (set_template(n, value)) \
4520                                 CONF_ERR; \
4521                 }
4522                 TEMPLATE_CONF(0)
4523                 TEMPLATE_CONF(1)
4524                 TEMPLATE_CONF(2)
4525                 TEMPLATE_CONF(3)
4526                 TEMPLATE_CONF(4)
4527                 TEMPLATE_CONF(5)
4528                 TEMPLATE_CONF(6)
4529                 TEMPLATE_CONF(7)
4530                 TEMPLATE_CONF(8)
4531                 TEMPLATE_CONF(9)
4532                 CONF("imap") {
4533                         if (value) {
4534                                 parse_global_imap_mail_args(value);
4535                         } else {
4536                                 CONF_ERR;
4537                         }
4538                 }
4539                 CONF("pop3") {
4540                         if (value) {
4541                                 parse_global_pop3_mail_args(value);
4542                         } else {
4543                                 CONF_ERR;
4544                         }
4545                 }
4546                 CONF("default_bar_size") {
4547                         char err = 0;
4548                         if (value) {
4549                                 if (sscanf(value, "%d %d", &default_bar_width, &default_bar_height) != 2) {
4550                                         err = 1;
4551                                 }
4552                         } else {
4553                                 err = 1;
4554                         }
4555                         if (err) {
4556                                 CONF_ERR2("default_bar_size takes 2 integer arguments (ie. 'default_bar_size 0 6')")
4557                         }
4558                 }
4559 #ifdef X11
4560                 CONF("default_graph_size") {
4561                         char err = 0;
4562                         if (value) {
4563                                 if (sscanf(value, "%d %d", &default_graph_width, &default_graph_height) != 2) {
4564                                         err = 1;
4565                                 }
4566                         } else {
4567                                 err = 1;
4568                         }
4569                         if (err) {
4570                                 CONF_ERR2("default_graph_size takes 2 integer arguments (ie. 'default_graph_size 0 6')")
4571                         }
4572                 }
4573                 CONF("default_gauge_size") {
4574                         char err = 0;
4575                         if (value) {
4576                                 if (sscanf(value, "%d %d", &default_gauge_width, &default_gauge_height) != 2) {
4577                                         err = 1;
4578                                 }
4579                         } else {
4580                                 err = 1;
4581                         }
4582                         if (err) {
4583                                 CONF_ERR2("default_gauge_size takes 2 integer arguments (ie. 'default_gauge_size 0 6')")
4584                         }
4585                 }
4586 #endif
4587 #ifdef MPD
4588                 CONF("mpd_host") {
4589                         if (value) {
4590                                 mpd_set_host(value);
4591                         } else {
4592                                 CONF_ERR;
4593                         }
4594                 }
4595                 CONF("mpd_port") {
4596                         if (value && mpd_set_port(value)) {
4597                                 CONF_ERR;
4598                         }
4599                 }
4600                 CONF("mpd_password") {
4601                         if (value) {
4602                                 mpd_set_password(value, 0);
4603                         } else {
4604                                 CONF_ERR;
4605                         }
4606                 }
4607 #endif
4608                 CONF("music_player_interval") {
4609                         if (value) {
4610                                 info.music_player_interval = strtod(value, 0);
4611                         } else {
4612                                 CONF_ERR;
4613                         }
4614                 }
4615 #ifdef __OpenBSD__
4616                 CONF("sensor_device") {
4617                         if (value) {
4618                                 sensor_device = strtol(value, 0, 0);
4619                         } else {
4620                                 CONF_ERR;
4621                         }
4622                 }
4623 #endif
4624                 CONF("cpu_avg_samples") {
4625                         if (value) {
4626                                 cpu_avg_samples = strtol(value, 0, 0);
4627                                 if (cpu_avg_samples < 1 || cpu_avg_samples > 14) {
4628                                         CONF_ERR;
4629                                 } else {
4630                                         info.cpu_avg_samples = cpu_avg_samples;
4631                                 }
4632                         } else {
4633                                 CONF_ERR;
4634                         }
4635                 }
4636                 CONF("net_avg_samples") {
4637                         if (value) {
4638                                 net_avg_samples = strtol(value, 0, 0);
4639                                 if (net_avg_samples < 1 || net_avg_samples > 14) {
4640                                         CONF_ERR;
4641                                 } else {
4642                                         info.net_avg_samples = net_avg_samples;
4643                                 }
4644                         } else {
4645                                 CONF_ERR;
4646                         }
4647                 }
4648                 CONF("diskio_avg_samples") {
4649                         if (value) {
4650                                 diskio_avg_samples = strtol(value, 0, 0);
4651                                 if (diskio_avg_samples < 1 || diskio_avg_samples > 14) {
4652                                         CONF_ERR;
4653                                 } else {
4654                                         info.diskio_avg_samples = diskio_avg_samples;
4655                                 }
4656                         } else {
4657                                 CONF_ERR;
4658                         }
4659                 }
4660
4661 #ifdef HAVE_XDBE
4662                 CONF("double_buffer") {
4663                         use_xdbe = string_to_bool(value);
4664                 }
4665 #endif
4666 #ifdef X11
4667                 CONF("override_utf8_locale") {
4668                         utf8_mode = string_to_bool(value);
4669                 }
4670                 CONF("draw_borders") {
4671                         draw_borders = string_to_bool(value);
4672                 }
4673                 CONF("draw_graph_borders") {
4674                         draw_graph_borders = string_to_bool(value);
4675                 }
4676                 CONF("draw_shades") {
4677                         draw_shades = string_to_bool(value);
4678                 }
4679                 CONF("draw_outline") {
4680                         draw_outline = string_to_bool(value);
4681                 }
4682 #endif /* X11 */
4683                 CONF("out_to_console") {
4684                         if(string_to_bool(value)) {
4685                                 output_methods |= TO_STDOUT;
4686                         } else {
4687                                 output_methods &= ~TO_STDOUT;
4688                         }
4689                 }
4690                 CONF("extra_newline") {
4691                         extra_newline = string_to_bool(value);
4692                 }
4693                 CONF("out_to_stderr") {
4694                         if(string_to_bool(value))
4695                                 output_methods |= TO_STDERR;
4696                 }
4697 #ifdef NCURSES
4698                 CONF("out_to_ncurses") {
4699                         if(string_to_bool(value)) {
4700                                 initscr();
4701                                 start_color();
4702                                 output_methods |= TO_NCURSES;
4703                         }
4704                 }
4705 #endif
4706                 CONF("overwrite_file") {
4707                         if(overwrite_file) {
4708                                 free(overwrite_file);
4709                                 overwrite_file = 0;
4710                         }
4711                         if(overwrite_works(value)) {
4712                                 overwrite_file = strdup(value);
4713                                 output_methods |= OVERWRITE_FILE;
4714                         } else
4715                                 NORM_ERR("overwrite_file won't be able to create/overwrite '%s'", value);
4716                 }
4717                 CONF("append_file") {
4718                         if(append_file) {
4719                                 free(append_file);
4720                                 append_file = 0;
4721                         }
4722                         if(append_works(value)) {
4723                                 append_file = strdup(value);
4724                                 output_methods |= APPEND_FILE;
4725                         } else
4726                                 NORM_ERR("append_file won't be able to create/append '%s'", value);
4727                 }
4728                 CONF("use_spacer") {
4729                         if (value) {
4730                                 if (strcasecmp(value, "left") == EQUAL) {
4731                                         use_spacer = LEFT_SPACER;
4732                                 } else if (strcasecmp(value, "right") == EQUAL) {
4733                                         use_spacer = RIGHT_SPACER;
4734                                 } else if (strcasecmp(value, "none") == EQUAL) {
4735                                         use_spacer = NO_SPACER;
4736                                 } else {
4737                                         use_spacer = string_to_bool(value);
4738                                         NORM_ERR("use_spacer should have an argument of left, right, or"
4739                                                 " none.  '%s' seems to be some form of '%s', so"
4740                                                 " defaulting to %s.", value,
4741                                                 use_spacer ? "true" : "false",
4742                                                 use_spacer ? "right" : "none");
4743                                         if (use_spacer) {
4744                                                 use_spacer = RIGHT_SPACER;
4745                                         } else {
4746                                                 use_spacer = NO_SPACER;
4747                                         }
4748                                 }
4749                         } else {
4750                                 NORM_ERR("use_spacer should have an argument. Defaulting to right.");
4751                                 use_spacer = RIGHT_SPACER;
4752                         }
4753                 }
4754 #ifdef X11
4755 #ifdef XFT
4756                 CONF("use_xft") {
4757                         use_xft = string_to_bool(value);
4758                 }
4759                 CONF("font") {
4760                         if (value) {
4761                                 set_first_font(value);
4762                         }
4763                 }
4764                 CONF("xftalpha") {
4765                         if (value && font_count >= 0) {
4766                                 fonts[0].font_alpha = atof(value) * 65535.0;
4767                         }
4768                 }
4769                 CONF("xftfont") {
4770                         if (use_xft) {
4771 #else
4772                 CONF("use_xft") {
4773                         if (string_to_bool(value)) {
4774                                 NORM_ERR("Xft not enabled at compile time");
4775                         }
4776                 }
4777                 CONF("xftfont") {
4778                         /* xftfont silently ignored when no Xft */
4779                 }
4780                 CONF("xftalpha") {
4781                         /* xftalpha is silently ignored when no Xft */
4782                 }
4783                 CONF("font") {
4784 #endif
4785                         if (value) {
4786                                 set_first_font(value);
4787                         }
4788 #ifdef XFT
4789                         }
4790 #endif
4791                 }
4792                 CONF("gap_x") {
4793                         if (value) {
4794                                 gap_x = atoi(value);
4795                         } else {
4796                                 CONF_ERR;
4797                         }
4798                 }
4799                 CONF("gap_y") {
4800                         if (value) {
4801                                 gap_y = atoi(value);
4802                         } else {
4803                                 CONF_ERR;
4804                         }
4805                 }
4806 #endif /* X11 */
4807                 CONF("mail_spool") {
4808                         if (value) {
4809                                 char buffer[256];
4810
4811                                 variable_substitute(value, buffer, 256);
4812
4813                                 if (buffer[0] != '\0') {
4814                                         if (current_mail_spool) {
4815                                                 free(current_mail_spool);
4816                                         }
4817                                         current_mail_spool = strndup(buffer, text_buffer_size);
4818                                 }
4819                         } else {
4820                                 CONF_ERR;
4821                         }
4822                 }
4823 #ifdef X11
4824                 CONF("minimum_size") {
4825                         if (value) {
4826                                 if (sscanf(value, "%d %d", &minimum_width, &minimum_height)
4827                                                 != 2) {
4828                                         if (sscanf(value, "%d", &minimum_width) != 1) {
4829                                                 CONF_ERR;
4830                                         }
4831                                 }
4832                         } else {
4833                                 CONF_ERR;
4834                         }
4835                 }
4836                 CONF("maximum_width") {
4837                         if (value) {
4838                                 if (sscanf(value, "%d", &maximum_width) != 1) {
4839                                         CONF_ERR;
4840                                 }
4841                         } else {
4842                                 CONF_ERR;
4843                         }
4844                 }
4845 #endif /* X11 */
4846                 CONF("no_buffers") {
4847                         no_buffers = string_to_bool(value);
4848                 }
4849                 CONF("top_name_width") {
4850                         if (value) {
4851                                 if (sscanf(value, "%u", &top_name_width) != 1) {
4852                                         CONF_ERR;
4853                                 }
4854                         } else {
4855                                 CONF_ERR;
4856                         }
4857                         if (top_name_width >= max_user_text) {
4858                                 top_name_width = max_user_text - 1;
4859                         }
4860                 }
4861                 CONF("top_cpu_separate") {
4862                         cpu_separate = string_to_bool(value);
4863                 }
4864                 CONF("short_units") {
4865                         short_units = string_to_bool(value);
4866                 }
4867                 CONF("format_human_readable") {
4868                         format_human_readable = string_to_bool(value);
4869                 }
4870 #ifdef HDDTEMP
4871                 CONF("hddtemp_host") {
4872                         set_hddtemp_host(value);
4873                 }
4874                 CONF("hddtemp_port") {
4875                         set_hddtemp_port(value);
4876                 }
4877 #endif /* HDDTEMP */
4878                 CONF("pad_percents") {
4879                         pad_percents = atoi(value);
4880                 }
4881 #ifdef X11
4882 #ifdef OWN_WINDOW
4883                 CONF("own_window") {
4884                         if (value) {
4885                                 own_window = string_to_bool(value);
4886                         }
4887                 }
4888                 CONF("own_window_class") {
4889                         if (value) {
4890                                 memset(window.class_name, 0, sizeof(window.class_name));
4891                                 strncpy(window.class_name, value,
4892                                                 sizeof(window.class_name) - 1);
4893                         }
4894                 }
4895                 CONF("own_window_title") {
4896                         if (value) {
4897                                 memset(window.title, 0, sizeof(window.title));
4898                                 strncpy(window.title, value, sizeof(window.title) - 1);
4899                         }
4900                 }
4901                 CONF("own_window_transparent") {
4902                         if (value) {
4903                                 set_transparent = string_to_bool(value);
4904                         }
4905                 }
4906                 CONF("own_window_hints") {
4907                         if (value) {
4908                                 char *p_hint, *p_save;
4909                                 char delim[] = ", ";
4910
4911                                 /* tokenize the value into individual hints */
4912                                 if ((p_hint = strtok_r(value, delim, &p_save)) != NULL) {
4913                                         do {
4914                                                 /* fprintf(stderr, "hint [%s] parsed\n", p_hint); */
4915                                                 if (strncmp(p_hint, "undecorate", 10) == EQUAL) {
4916                                                         SET_HINT(window.hints, HINT_UNDECORATED);
4917                                                 } else if (strncmp(p_hint, "below", 5) == EQUAL) {
4918                                                         SET_HINT(window.hints, HINT_BELOW);
4919                                                 } else if (strncmp(p_hint, "above", 5) == EQUAL) {
4920                                                         SET_HINT(window.hints, HINT_ABOVE);
4921                                                 } else if (strncmp(p_hint, "sticky", 6) == EQUAL) {
4922                                                         SET_HINT(window.hints, HINT_STICKY);
4923                                                 } else if (strncmp(p_hint, "skip_taskbar", 12) == EQUAL) {
4924                                                         SET_HINT(window.hints, HINT_SKIP_TASKBAR);
4925                                                 } else if (strncmp(p_hint, "skip_pager", 10) == EQUAL) {
4926                                                         SET_HINT(window.hints, HINT_SKIP_PAGER);
4927                                                 } else {
4928                                                         CONF_ERR;
4929                                                 }
4930
4931                                                 p_hint = strtok_r(NULL, delim, &p_save);
4932                                         } while (p_hint != NULL);
4933                                 }
4934                         } else {
4935                                 CONF_ERR;
4936                         }
4937                 }
4938                 CONF("own_window_type") {
4939                         if (value) {
4940                                 if (strncmp(value, "normal", 6) == EQUAL) {
4941                                         window.type = TYPE_NORMAL;
4942                                 } else if (strncmp(value, "desktop", 7) == EQUAL) {
4943                                         window.type = TYPE_DESKTOP;
4944                                 } else if (strncmp(value, "dock", 4) == EQUAL) {
4945                                         window.type = TYPE_DOCK;
4946                                         text_alignment = TOP_LEFT;
4947                                 } else if (strncmp(value, "panel", 5) == EQUAL) {
4948                                         window.type = TYPE_PANEL;
4949                                 } else if (strncmp(value, "override", 8) == EQUAL) {
4950                                         window.type = TYPE_OVERRIDE;
4951                                 } else {
4952                                         CONF_ERR;
4953                                 }
4954                         } else {
4955                                 CONF_ERR;
4956                         }
4957                 }
4958 #endif
4959                 CONF("stippled_borders") {
4960                         if (value) {
4961                                 stippled_borders = strtol(value, 0, 0);
4962                         } else {
4963                                 stippled_borders = 4;
4964                         }
4965                 }
4966 #ifdef IMLIB2
4967                 CONF("imlib_cache_size") {
4968                         if (value) {
4969                                 cimlib_set_cache_size(atoi(value));
4970                         }
4971                 }
4972                 CONF("imlib_cache_flush_interval") {
4973                         if (value) {
4974                                 cimlib_set_cache_flush_interval(atoi(value));
4975                         }
4976                 }
4977 #endif /* IMLIB2 */
4978 #endif /* X11 */
4979                 CONF("update_interval_on_battery") {
4980                         if (value) {
4981                                 update_interval_bat = strtod(value, 0);
4982                         } else {
4983                                 CONF_ERR;
4984                         }
4985                 }
4986                 CONF("update_interval") {
4987                         if (value) {
4988                                 set_update_interval(strtod(value, 0));
4989                         } else {
4990                                 CONF_ERR;
4991                         }
4992                         if (info.music_player_interval == 0) {
4993                                 // default to update_interval
4994                                 info.music_player_interval = update_interval;
4995                         }
4996                 }
4997                 CONF("total_run_times") {
4998                         if (value) {
4999                                 total_run_times = strtod(value, 0);
5000                         } else {
5001                                 CONF_ERR;
5002                         }
5003                 }
5004                 CONF("uppercase") {
5005                         stuff_in_uppercase = string_to_bool(value);
5006                 }
5007                 CONF("max_specials") {
5008                         if (value) {
5009                                 max_specials = atoi(value);
5010                         } else {
5011                                 CONF_ERR;
5012                         }
5013                 }
5014                 CONF("max_user_text") {
5015                         if (value) {
5016                                 max_user_text = atoi(value);
5017                         } else {
5018                                 CONF_ERR;
5019                         }
5020                 }
5021                 CONF("text_buffer_size") {
5022                         if (value) {
5023                                 text_buffer_size = atoi(value);
5024                                 if (text_buffer_size < DEFAULT_TEXT_BUFFER_SIZE) {
5025                                         NORM_ERR("text_buffer_size must be >=%i bytes", DEFAULT_TEXT_BUFFER_SIZE);
5026                                         text_buffer_size = DEFAULT_TEXT_BUFFER_SIZE;
5027                                 }
5028                         } else {
5029                                 CONF_ERR;
5030                         }
5031                 }
5032                 CONF("text") {
5033 #ifdef X11
5034                         if (output_methods & TO_X) {
5035                                 X11_initialisation();
5036                         }
5037 #endif
5038
5039                         if (global_text) {
5040                                 free(global_text);
5041                                 global_text = 0;
5042                         }
5043
5044                         global_text = (char *) malloc(1);
5045                         global_text[0] = '\0';
5046
5047                         while (!feof(fp)) {
5048                                 unsigned int l = strlen(global_text);
5049                                 unsigned int bl;
5050                                 char buf[CONF_BUFF_SIZE];
5051
5052                                 if (fgets(buf, CONF_BUFF_SIZE, fp) == NULL) {
5053                                         break;
5054                                 }
5055
5056                                 /* Remove \\-\n. */
5057                                 bl = strlen(buf);
5058                                 if (bl >= 2 && buf[bl-2] == '\\' && buf[bl-1] == '\n') {
5059                                         buf[bl-2] = '\0';
5060                                         bl -= 2;
5061                                         if (bl == 0) {
5062                                                 continue;
5063                                         }
5064                                 }
5065
5066                                 /* Check for continuation of \\-\n. */
5067                                 if (l > 0 && buf[0] == '\n' && global_text[l-1] == '\\') {
5068                                         global_text[l-1] = '\0';
5069                                         continue;
5070                                 }
5071
5072                                 global_text = (char *) realloc(global_text, l + bl + 1);
5073                                 strcat(global_text, buf);
5074
5075                                 if (strlen(global_text) > max_user_text) {
5076                                         break;
5077                                 }
5078                         }
5079                         global_text_lines = line + 1;
5080                         break;
5081                 }
5082 #ifdef TCP_PORT_MONITOR
5083                 CONF("max_port_monitor_connections") {
5084                         int max;
5085                         if (!value || (sscanf(value, "%d", &max) != 1)) {
5086                                 /* an error. use default, warn and continue. */
5087                                 tcp_portmon_set_max_connections(0);
5088                                 CONF_ERR;
5089                         } else if (tcp_portmon_set_max_connections(max)) {
5090                                 /* max is < 0, default has been set*/
5091                                 CONF_ERR;
5092                         }
5093                 }
5094 #endif
5095                 CONF("if_up_strictness") {
5096                         if (!value) {
5097                                 NORM_ERR("incorrect if_up_strictness value, defaulting to 'up'");
5098                                 ifup_strictness = IFUP_UP;
5099                         } else if (strcasecmp(value, "up") == EQUAL) {
5100                                 ifup_strictness = IFUP_UP;
5101                         } else if (strcasecmp(value, "link") == EQUAL) {
5102                                 ifup_strictness = IFUP_LINK;
5103                         } else if (strcasecmp(value, "address") == EQUAL) {
5104                                 ifup_strictness = IFUP_ADDR;
5105                         } else {
5106                                 NORM_ERR("incorrect if_up_strictness value, defaulting to 'up'");
5107                                 ifup_strictness = IFUP_UP;
5108                         }
5109                 }
5110
5111                 CONF("temperature_unit") {
5112                         if (!value) {
5113                                 NORM_ERR("config option 'temperature_unit' needs an argument, either 'celsius' or 'fahrenheit'");
5114                         } else if (set_temp_output_unit(value)) {
5115                                 NORM_ERR("temperature_unit: incorrect argument");
5116                         }
5117                 }
5118
5119 #ifdef HAVE_LUA
5120                 CONF("lua_load") {
5121                         if (value) {
5122                                 char *ptr = strtok(value, " ");
5123                                 while (ptr) {
5124                                         llua_load(ptr);
5125                                         ptr = strtok(NULL, " ");
5126                                 }
5127                         } else {
5128                                 CONF_ERR;
5129                         }
5130                 }
5131 #ifdef X11
5132                 CONF("lua_draw_hook_pre") {
5133                         if (value) {
5134                                 llua_set_draw_pre_hook(value);
5135                         } else {
5136                                 CONF_ERR;
5137                         }
5138                 }
5139                 CONF("lua_draw_hook_post") {
5140                         if (value) {
5141                                 llua_set_draw_post_hook(value);
5142                         } else {
5143                                 CONF_ERR;
5144                         }
5145                 }
5146                 CONF("lua_startup_hook") {
5147                         if (value) {
5148                                 llua_set_startup_hook(value);
5149                         } else {
5150                                 CONF_ERR;
5151                         }
5152                 }
5153                 CONF("lua_shutdown_hook") {
5154                         if (value) {
5155                                 llua_set_shutdown_hook(value);
5156                         } else {
5157                                 CONF_ERR;
5158                         }
5159                 }
5160 #endif /* X11 */
5161 #endif /* HAVE_LUA */
5162
5163                 CONF("color0"){}
5164                 CONF("color1"){}
5165                 CONF("color2"){}
5166                 CONF("color3"){}
5167                 CONF("color4"){}
5168                 CONF("color5"){}
5169                 CONF("color6"){}
5170                 CONF("color7"){}
5171                 CONF("color8"){}
5172                 CONF("color9"){}
5173                 CONF("default_color"){}
5174                 CONF3("default_shade_color", "default_shadecolor"){}
5175                 CONF3("default_outline_color", "default_outlinecolor") {}
5176                 CONF("own_window_colour") {}
5177
5178                 else {
5179                         NORM_ERR("%s: %d: no such configuration: '%s'", f, line, name);
5180                 }
5181         }
5182
5183         fclose(fp);
5184
5185         if (info.music_player_interval == 0) {
5186                 // default to update_interval
5187                 info.music_player_interval = update_interval;
5188         }
5189         if (!global_text) { // didn't supply any text
5190                 CRIT_ERR(NULL, NULL, "missing text block in configuration; exiting");
5191         }
5192         if (!output_methods) {
5193                 CRIT_ERR(0, 0, "no output_methods have been selected; exiting");
5194         }
5195 #if defined(NCURSES)
5196 #if defined(X11)
5197         if ((output_methods & TO_X) && (output_methods & TO_NCURSES)) {
5198                 NORM_ERR("out_to_x and out_to_ncurses are incompatible, turning out_to_ncurses off");
5199                 output_methods &= ~TO_NCURSES;
5200                 endwin();
5201         }
5202 #endif /* X11 */
5203         if ((output_methods & (TO_STDOUT | TO_STDERR)) && (output_methods & TO_NCURSES)) {
5204                 NORM_ERR("out_to_ncurses conflicts with out_to_console and out_to_stderr, disabling the later ones");
5205                 output_methods &= ~(TO_STDOUT | TO_STDERR);
5206         }
5207 #endif /* NCURSES */
5208         return TRUE;
5209 }
5210
5211 #ifdef X11
5212 static void load_config_file_x11(const char *f)
5213 {
5214         int line = 0;
5215         FILE *fp;
5216
5217         fp = open_config_file(f);
5218         if (!fp) {
5219                 return;
5220         }
5221         DBGP("reading contents from config file '%s'", f);
5222
5223         while (!feof(fp)) {
5224                 char buff[CONF_BUFF_SIZE], *name, *value;
5225                 int ret = do_config_step(&line, fp, buff, &name, &value);
5226                 if (ret == CONF_BREAK) {
5227                         break;
5228                 } else if (ret == CONF_CONTINUE) {
5229                         continue;
5230                 }
5231
5232                 CONF2("color0") {
5233                         X11_initialisation();
5234                         if (x_initialised == YES) {
5235                                 if (value) {
5236                                         color0 = get_x11_color(value);
5237                                 } else {
5238                                         CONF_ERR;
5239                                 }
5240                         }
5241                 }
5242                 CONF("color1") {
5243                         X11_initialisation();
5244                         if (x_initialised == YES) {
5245                                 if (value) {
5246                                         color1 = get_x11_color(value);
5247                                 } else {
5248                                         CONF_ERR;
5249                                 }
5250                         }
5251                 }
5252                 CONF("color2") {
5253                         X11_initialisation();
5254                         if (x_initialised == YES) {
5255                                 if (value) {
5256                                         color2 = get_x11_color(value);
5257                                 } else {
5258                                         CONF_ERR;
5259                                 }
5260                         }
5261                 }
5262                 CONF("color3") {
5263                         X11_initialisation();
5264                         if (x_initialised == YES) {
5265                                 if (value) {
5266                                         color3 = get_x11_color(value);
5267                                 } else {
5268                                         CONF_ERR;
5269                                 }
5270                         }
5271                 }
5272                 CONF("color4") {
5273                         X11_initialisation();
5274                         if (x_initialised == YES) {
5275                                 if (value) {
5276                                         color4 = get_x11_color(value);
5277                                 } else {
5278                                         CONF_ERR;
5279                                 }
5280                         }
5281                 }
5282                 CONF("color5") {
5283                         X11_initialisation();
5284                         if (x_initialised == YES) {
5285                                 if (value) {
5286                                         color5 = get_x11_color(value);
5287                                 } else {
5288                                         CONF_ERR;
5289                                 }
5290                         }
5291                 }
5292                 CONF("color6") {
5293                         X11_initialisation();
5294                         if (x_initialised == YES) {
5295                                 if (value) {
5296                                         color6 = get_x11_color(value);
5297                                 } else {
5298                                         CONF_ERR;
5299                                 }
5300                         }
5301                 }
5302                 CONF("color7") {
5303                         X11_initialisation();
5304                         if (x_initialised == YES) {
5305                                 if (value) {
5306                                         color7 = get_x11_color(value);
5307                                 } else {
5308                                         CONF_ERR;
5309                                 }
5310                         }
5311                 }
5312                 CONF("color8") {
5313                         X11_initialisation();
5314                         if (x_initialised == YES) {
5315                                 if (value) {
5316                                         color8 = get_x11_color(value);
5317                                 } else {
5318                                         CONF_ERR;
5319                                 }
5320                         }
5321                 }
5322                 CONF("color9") {
5323                         X11_initialisation();
5324                         if (x_initialised == YES) {
5325                                 if (value) {
5326                                         color9 = get_x11_color(value);
5327                                 } else {
5328                                         CONF_ERR;
5329                                 }
5330                         }
5331                 }
5332                 CONF("default_color") {
5333                         X11_initialisation();
5334                         if (x_initialised == YES) {
5335                                 if (value) {
5336                                         default_fg_color = get_x11_color(value);
5337                                 } else {
5338                                         CONF_ERR;
5339                                 }
5340                         }
5341                 }
5342                 CONF3("default_shade_color", "default_shadecolor") {
5343                         X11_initialisation();
5344                         if (x_initialised == YES) {
5345                                 if (value) {
5346                                         default_bg_color = get_x11_color(value);
5347                                 } else {
5348                                         CONF_ERR;
5349                                 }
5350                         }
5351                 }
5352                 CONF3("default_outline_color", "default_outlinecolor") {
5353                         X11_initialisation();
5354                         if (x_initialised == YES) {
5355                                 if (value) {
5356                                         default_out_color = get_x11_color(value);
5357                                 } else {
5358                                         CONF_ERR;
5359                                 }
5360                         }
5361                 }
5362 #ifdef OWN_WINDOW
5363                 CONF("own_window_colour") {
5364                         X11_initialisation();
5365                         if (x_initialised == YES) {
5366                                 if (value) {
5367                                         background_colour = get_x11_color(value);
5368                                 } else {
5369                                         NORM_ERR("Invalid colour for own_window_colour (try omitting the "
5370                                                 "'#' for hex colours");
5371                                 }
5372                         }
5373                 }
5374 #endif
5375                 CONF("text") {
5376                         /* initialize X11 if nothing X11-related is mentioned before TEXT (and if X11 is the default outputmethod) */
5377                         if(output_methods & TO_X) {
5378                                 X11_initialisation();
5379                         }
5380                 }
5381 #undef CONF
5382 #undef CONF2
5383 #undef CONF3
5384 #undef CONF_ERR
5385 #undef CONF_ERR2
5386 #undef CONF_BREAK
5387 #undef CONF_CONTINUE
5388 #undef CONF_BUFF_SIZE
5389         }
5390
5391         fclose(fp);
5392
5393 }
5394 #endif /* X11 */
5395
5396 static void print_help(const char *prog_name) {
5397         printf("Usage: %s [OPTION]...\n"
5398                         PACKAGE_NAME" is a system monitor that renders text on desktop or to own transparent\n"
5399                         "window. Command line options will override configurations defined in config\n"
5400                         "file.\n"
5401                         "   -v, --version             version\n"
5402                         "   -q, --quiet               quiet mode\n"
5403                         "   -D, --debug               increase debugging output, ie. -DD for more debugging\n"
5404                         "   -c, --config=FILE         config file to load\n"
5405 #ifdef CONFIG_OUTPUT
5406                         "   -C, --print-config        print the builtin default config to stdout\n"
5407                         "                             e.g. 'conky -C > ~/.conkyrc' will create a new default config\n"
5408 #endif
5409                         "   -d, --daemonize           daemonize, fork to background\n"
5410                         "   -h, --help                help\n"
5411 #ifdef X11
5412                         "   -a, --alignment=ALIGNMENT text alignment on screen, {top,bottom,middle}_{left,right,middle}\n"
5413                         "   -f, --font=FONT           font to use\n"
5414                         "   -X, --display=DISPLAY     X11 display to use\n"
5415 #ifdef OWN_WINDOW
5416                         "   -o, --own-window          create own window to draw\n"
5417 #endif
5418 #ifdef HAVE_XDBE
5419                         "   -b, --double-buffer       double buffer (prevents flickering)\n"
5420 #endif
5421                         "   -w, --window-id=WIN_ID    window id to draw\n"
5422                         "   -x X                      x position\n"
5423                         "   -y Y                      y position\n"
5424 #endif /* X11 */
5425                         "   -t, --text=TEXT           text to render, remember single quotes, like -t '$uptime'\n"
5426                         "   -u, --interval=SECS       update interval\n"
5427                         "   -i COUNT                  number of times to update "PACKAGE_NAME" (and quit)\n"
5428                         "   -p, --pause=SECS          pause for SECS seconds at startup before doing anything\n",
5429                         prog_name
5430         );
5431 }
5432
5433 /* : means that character before that takes an argument */
5434 static const char *getopt_string = "vVqdDt:u:i:hc:p:"
5435 #ifdef X11
5436         "x:y:w:a:f:X:"
5437 #ifdef OWN_WINDOW
5438         "o"
5439 #endif
5440 #ifdef HAVE_XDBE
5441         "b"
5442 #endif
5443 #endif /* X11 */
5444 #ifdef CONFIG_OUTPUT
5445         "C"
5446 #endif
5447         ;
5448
5449 static const struct option longopts[] = {
5450         { "help", 0, NULL, 'h' },
5451         { "version", 0, NULL, 'V' },
5452         { "debug", 0, NULL, 'D' },
5453         { "config", 1, NULL, 'c' },
5454 #ifdef CONFIG_OUTPUT
5455         { "print-config", 0, NULL, 'C' },
5456 #endif
5457         { "daemonize", 0, NULL, 'd' },
5458 #ifdef X11
5459         { "alignment", 1, NULL, 'a' },
5460         { "font", 1, NULL, 'f' },
5461         { "display", 1, NULL, 'X' },
5462 #ifdef OWN_WINDOW
5463         { "own-window", 0, NULL, 'o' },
5464 #endif
5465 #ifdef HAVE_XDBE
5466         { "double-buffer", 0, NULL, 'b' },
5467 #endif
5468         { "window-id", 1, NULL, 'w' },
5469 #endif /* X11 */
5470         { "text", 1, NULL, 't' },
5471         { "interval", 0, NULL, 'u' },
5472         { "pause", 0, NULL, 'p' },
5473         { 0, 0, 0, 0 }
5474 };
5475
5476 void initialisation(int argc, char **argv) {
5477         struct sigaction act, oact;
5478
5479         set_default_configurations();
5480         load_config_file(current_config);
5481         currentconffile = conftree_add(currentconffile, current_config);
5482
5483         /* init specials array */
5484         if ((specials = calloc(sizeof(struct special_t), max_specials)) == 0) {
5485                 NORM_ERR("failed to create specials array");
5486         }
5487
5488 #ifdef MAIL_FILE
5489         if (current_mail_spool == NULL) {
5490                 char buf[256];
5491
5492                 variable_substitute(MAIL_FILE, buf, 256);
5493
5494                 if (buf[0] != '\0') {
5495                         current_mail_spool = strndup(buf, text_buffer_size);
5496                 }
5497         }
5498 #endif
5499
5500         /* handle other command line arguments */
5501
5502 #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__OpenBSD__) \
5503                 || defined(__NetBSD__)
5504         optind = optreset = 1;
5505 #else
5506         optind = 0;
5507 #endif
5508
5509 #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
5510         if ((kd = kvm_open("/dev/null", "/dev/null", "/dev/null", O_RDONLY,
5511                         "kvm_open")) == NULL) {
5512                 CRIT_ERR(NULL, NULL, "cannot read kvm");
5513         }
5514 #endif
5515
5516         while (1) {
5517                 int c = getopt_long(argc, argv, getopt_string, longopts, NULL);
5518                 int startup_pause;
5519
5520                 if (c == -1) {
5521                         break;
5522                 }
5523
5524                 switch (c) {
5525                         case 'd':
5526                                 fork_to_background = 1;
5527                                 break;
5528                         case 'D':
5529                                 global_debug_level++;
5530                                 break;
5531 #ifdef X11
5532                         case 'f':
5533                                 set_first_font(optarg);
5534                                 break;
5535                         case 'a':
5536                                 text_alignment = string_to_alignment(optarg);
5537                                 break;
5538
5539 #ifdef OWN_WINDOW
5540                         case 'o':
5541                                 own_window = 1;
5542                                 break;
5543 #endif
5544 #ifdef HAVE_XDBE
5545                         case 'b':
5546                                 use_xdbe = 1;
5547                                 break;
5548 #endif
5549 #endif /* X11 */
5550                         case 't':
5551                                 if (global_text) {
5552                                         free(global_text);
5553                                         global_text = 0;
5554                                 }
5555                                 global_text = strndup(optarg, max_user_text);
5556                                 convert_escapes(global_text);
5557                                 break;
5558
5559                         case 'u':
5560                                 update_interval = strtod(optarg, 0);
5561                                 update_interval_old = update_interval;
5562                                 if (info.music_player_interval == 0) {
5563                                         // default to update_interval
5564                                         info.music_player_interval = update_interval;
5565                                 }
5566                                 break;
5567
5568                         case 'i':
5569                                 total_run_times = strtod(optarg, 0);
5570                                 break;
5571 #ifdef X11
5572                         case 'x':
5573                                 gap_x = atoi(optarg);
5574                                 break;
5575
5576                         case 'y':
5577                                 gap_y = atoi(optarg);
5578                                 break;
5579 #endif /* X11 */
5580                         case 'p':
5581                                 startup_pause = atoi(optarg);
5582                                 sleep(startup_pause);
5583                                 break;
5584
5585                         case '?':
5586                                 exit(EXIT_FAILURE);
5587                 }
5588         }
5589
5590 #ifdef X11
5591         /* load font */
5592         if (output_methods & TO_X) {
5593                 load_config_file_x11(current_config);
5594         }
5595 #endif /* X11 */
5596
5597         /* generate text and get initial size */
5598         extract_variable_text(global_text);
5599         if (global_text) {
5600                 free(global_text);
5601                 global_text = 0;
5602         }
5603         global_text = NULL;
5604         /* fork */
5605         if (fork_to_background) {
5606                 int pid = fork();
5607
5608                 switch (pid) {
5609                         case -1:
5610                                 NORM_ERR(PACKAGE_NAME": couldn't fork() to background: %s",
5611                                         strerror(errno));
5612                                 break;
5613
5614                         case 0:
5615                                 /* child process */
5616                                 usleep(25000);
5617                                 fprintf(stderr, "\n");
5618                                 fflush(stderr);
5619                                 break;
5620
5621                         default:
5622                                 /* parent process */
5623                                 fprintf(stderr, PACKAGE_NAME": forked to background, pid is %d\n",
5624                                         pid);
5625                                 fflush(stderr);
5626                                 exit(EXIT_SUCCESS);
5627                 }
5628         }
5629
5630         start_update_threading();
5631
5632         text_buffer = malloc(max_user_text);
5633         memset(text_buffer, 0, max_user_text);
5634         tmpstring1 = malloc(text_buffer_size);
5635         memset(tmpstring1, 0, text_buffer_size);
5636         tmpstring2 = malloc(text_buffer_size);
5637         memset(tmpstring2, 0, text_buffer_size);
5638
5639 #ifdef X11
5640         xargc = argc;
5641         xargv = argv;
5642         X11_create_window();
5643 #endif /* X11 */
5644 #ifdef HAVE_LUA
5645         llua_setup_info(&info, update_interval);
5646 #endif /* HAVE_LUA */
5647 #ifdef XOAP
5648         xmlInitParser();
5649 #endif /* XOAP */
5650
5651         /* Set signal handlers */
5652         act.sa_handler = signal_handler;
5653         sigemptyset(&act.sa_mask);
5654         act.sa_flags = 0;
5655 #ifdef SA_RESTART
5656         act.sa_flags |= SA_RESTART;
5657 #endif
5658
5659         if (            sigaction(SIGINT,  &act, &oact) < 0
5660                         ||      sigaction(SIGALRM, &act, &oact) < 0
5661                         ||      sigaction(SIGUSR1, &act, &oact) < 0
5662                         ||      sigaction(SIGHUP,  &act, &oact) < 0
5663                         ||      sigaction(SIGTERM, &act, &oact) < 0) {
5664                 NORM_ERR("error setting signal handler: %s", strerror(errno));
5665         }
5666
5667 #ifdef HAVE_LUA
5668         llua_startup_hook();
5669 #endif /* HAVE_LUA */
5670 }
5671
5672 int main(int argc, char **argv)
5673 {
5674 #ifdef X11
5675         char *s, *temp;
5676         unsigned int x;
5677 #endif
5678
5679         argc_copy = argc;
5680         argv_copy = argv;
5681         g_signal_pending = 0;
5682         max_user_text = MAX_USER_TEXT_DEFAULT;
5683         current_config = 0;
5684         memset(&info, 0, sizeof(info));
5685         free_templates();
5686         clear_net_stats();
5687
5688 #ifdef TCP_PORT_MONITOR
5689         /* set default connection limit */
5690         tcp_portmon_set_max_connections(0);
5691 #endif
5692
5693         /* handle command line parameters that don't change configs */
5694 #ifdef X11
5695         if (((s = getenv("LC_ALL")) && *s) || ((s = getenv("LC_CTYPE")) && *s)
5696                         || ((s = getenv("LANG")) && *s)) {
5697                 temp = (char *) malloc((strlen(s) + 1) * sizeof(char));
5698                 if (temp == NULL) {
5699                         NORM_ERR("malloc failed");
5700                 }
5701                 for (x = 0; x < strlen(s); x++) {
5702                         temp[x] = tolower(s[x]);
5703                 }
5704                 temp[x] = 0;
5705                 if (strstr(temp, "utf-8") || strstr(temp, "utf8")) {
5706                         utf8_mode = 1;
5707                 }
5708
5709                 free(temp);
5710         }
5711         if (!setlocale(LC_CTYPE, "")) {
5712                 NORM_ERR("Can't set the specified locale!\nCheck LANG, LC_CTYPE, LC_ALL.");
5713         }
5714 #endif /* X11 */
5715         while (1) {
5716                 int c = getopt_long(argc, argv, getopt_string, longopts, NULL);
5717
5718                 if (c == -1) {
5719                         break;
5720                 }
5721
5722                 switch (c) {
5723                         case 'v':
5724                         case 'V':
5725                                 print_version();
5726                         case 'c':
5727                                 if (current_config) {
5728                                         free(current_config);
5729                                 }
5730                                 current_config = strndup(optarg, max_user_text);
5731                                 break;
5732                         case 'q':
5733                                 freopen("/dev/null", "w", stderr);
5734                                 break;
5735                         case 'h':
5736                                 print_help(argv[0]);
5737                                 return 0;
5738 #ifdef CONFIG_OUTPUT
5739                         case 'C':
5740                                 print_defconfig();
5741                                 return 0;
5742 #endif
5743 #ifdef X11
5744                         case 'w':
5745                                 window.window = strtol(optarg, 0, 0);
5746                                 break;
5747                         case 'X':
5748                                 if (disp)
5749                                         free(disp);
5750                                 disp = strdup(optarg);
5751                                 break;
5752 #endif /* X11 */
5753
5754                         case '?':
5755                                 exit(EXIT_FAILURE);
5756                 }
5757         }
5758
5759         /* check if specified config file is valid */
5760         if (current_config) {
5761                 struct stat sb;
5762                 if (stat(current_config, &sb) ||
5763                                 (!S_ISREG(sb.st_mode) && !S_ISLNK(sb.st_mode))) {
5764                         NORM_ERR("invalid configuration file '%s'\n", current_config);
5765                         free(current_config);
5766                         current_config = 0;
5767                 }
5768         }
5769
5770         /* load current_config, CONFIG_FILE or SYSTEM_CONFIG_FILE */
5771
5772         if (!current_config) {
5773                 /* load default config file */
5774                 char buf[DEFAULT_TEXT_BUFFER_SIZE];
5775                 FILE *fp;
5776
5777                 /* Try to use personal config file first */
5778                 to_real_path(buf, CONFIG_FILE);
5779                 if (buf[0] && (fp = fopen(buf, "r"))) {
5780                         current_config = strndup(buf, max_user_text);
5781                         fclose(fp);
5782                 }
5783
5784                 /* Try to use system config file if personal config not readable */
5785                 if (!current_config && (fp = fopen(SYSTEM_CONFIG_FILE, "r"))) {
5786                         current_config = strndup(SYSTEM_CONFIG_FILE, max_user_text);
5787                         fclose(fp);
5788                 }
5789
5790                 /* No readable config found */
5791                 if (!current_config) {
5792 #ifdef CONFIG_OUTPUT
5793                         current_config = strdup("==builtin==");
5794                         NORM_ERR("no readable personal or system-wide config file found,"
5795                                         " using builtin default");
5796 #else
5797                         CRIT_ERR(NULL, NULL, "no readable personal or system-wide config file found");
5798 #endif /* ! CONF_OUTPUT */
5799                 }
5800         }
5801
5802 #ifdef XOAP
5803         /* Load xoap keys, if existing */
5804         load_xoap_keys();
5805 #endif /* XOAP */
5806
5807 #ifdef HAVE_SYS_INOTIFY_H
5808         inotify_fd = inotify_init1(IN_NONBLOCK);
5809 #endif /* HAVE_SYS_INOTIFY_H */
5810
5811         initialisation(argc, argv);
5812
5813         main_loop();
5814
5815 #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
5816         kvm_close(kd);
5817 #endif
5818
5819         return 0;
5820
5821 }
5822
5823 void alarm_handler(void) {
5824         if(childpid > 0) {
5825                 kill(childpid, SIGTERM);
5826         }
5827 }
5828
5829 static void signal_handler(int sig)
5830 {
5831         /* signal handler is light as a feather, as it should be.
5832          * we will poll g_signal_pending with each loop of conky
5833          * and do any signal processing there, NOT here (except
5834          * SIGALRM because this is caused when conky is hanging) */
5835         if(sig == SIGALRM) {
5836                 alarm_handler();
5837         } else {
5838                 g_signal_pending = sig;
5839         }
5840 }