src/main.c

   1 /*
   2  *  Window Maker window manager
   3  *
   4  *  Copyright (c) 1997-2003 Alfredo K. Kojima
   5  *
   6  *  This program is free software; you can redistribute it and/or modify
   7  *  it under the terms of the GNU General Public License as published by
   8  *  the Free Software Foundation; either version 2 of the License, or
   9  *  (at your option) any later version.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License along
  17  *  with this program; if not, write to the Free Software Foundation, Inc.,
  18  *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  19  */
  20
  21 #include "wconfig.h"
  22
  23 #ifdef HAVE_INOTIFY
  24 #include <sys/inotify.h>
  25 #endif
  26
  27 #include <stdio.h>
  28 #include <stdlib.h>
  29 #include <unistd.h>
  30 #include <string.h>
  31 #include <sys/stat.h>
  32 #include <sys/types.h>
  33 #include <fcntl.h>
  34
  35 #include <X11/Xlib.h>
  36 #include <X11/Xutil.h>
  37
  38 /* Xlocale.h and locale.h are the same if X_LOCALE is undefind in wconfig.h,
  39  * and if X_LOCALE is defined, X's locale emulating functions will be used.
  40  * See Xlocale.h for more information.
  41  */
  42 #include <X11/Xlocale.h>
  43
  44 #define MAINFILE
  45
  46 #include "WindowMaker.h"
  47 #include "window.h"
  48 #include "defaults.h"
  49 #include "event.h"
  50 #include "startup.h"
  51 #include "menu.h"
  52 #include "keybind.h"
  53 #include "xmodifier.h"
  54 #include "session.h"
  55 #include "shutdown.h"
  56 #include "dialog.h"
  57 #include "main.h"
  58 #include "monitor.h"
  59 #include "misc.h"
  60
  61 #include <WINGs/WUtil.h>
  62
  63 /****** Global Variables ******/
  64 struct wmaker_global_variables w_global;
  65
  66 /* general info */
  67
  68 Display *dpy;
  69
  70 char *ProgName;
  71
  72 struct WPreferences wPreferences;
  73
  74 WShortKey wKeyBindings[WKBD_LAST];
  75
  76 /* notifications */
  77 const char WMNManaged[] = "WMNManaged";
  78 const char WMNUnmanaged[] = "WMNUnmanaged";
  79 const char WMNChangedWorkspace[] = "WMNChangedWorkspace";
  80 const char WMNChangedState[] = "WMNChangedState";
  81 const char WMNChangedFocus[] = "WMNChangedFocus";
  82 const char WMNChangedStacking[] = "WMNChangedStacking";
  83 const char WMNChangedName[] = "WMNChangedName";
  84
  85 const char WMNWorkspaceCreated[] = "WMNWorkspaceCreated";
  86 const char WMNWorkspaceDestroyed[] = "WMNWorkspaceDestroyed";
  87 const char WMNWorkspaceChanged[] = "WMNWorkspaceChanged";
  88 const char WMNWorkspaceNameChanged[] = "WMNWorkspaceNameChanged";
  89
  90 const char WMNResetStacking[] = "WMNResetStacking";
  91
  92 /******** End Global Variables *****/
  93
  94 static char *DisplayName = NULL;
  95
  96 static char **Arguments;
  97
  98 static int ArgCount;
  99
 100 static Bool multiHead = True;
 101
 102 static int *wVisualID = NULL;
 103 static int wVisualID_len = 0;
 104
 105 static int real_main(int argc, char **argv);
 106
 107 int getWVisualID(int screen)
 108 {
 109         if (wVisualID == NULL)
 110                 return -1;
 111         if (screen < 0 || screen >= wVisualID_len)
 112                 return -1;
 113
 114         return wVisualID[screen];
 115 }
 116
 117 static void setWVisualID(int screen, int val)
 118 {
 119         int i;
 120
 121         if (screen < 0)
 122                 return;
 123
 124         if (wVisualID == NULL) {
 125                 /* no array at all, alloc space for screen + 1 entries
 126                  * and init with default value */
 127                 wVisualID_len = screen + 1;
 128                 wVisualID = (int *)malloc(wVisualID_len * sizeof(int));
 129                 for (i = 0; i < wVisualID_len; i++) {
 130                         wVisualID[i] = -1;
 131                 }
 132         } else if (screen >= wVisualID_len) {
 133                 /* larger screen number than previously allocated
 134                  so enlarge array */
 135                 int oldlen = wVisualID_len;
 136
 137                 wVisualID_len = screen + 1;
 138                 wVisualID = (int *)wrealloc(wVisualID, wVisualID_len * sizeof(int));
 139                 for (i = oldlen; i < wVisualID_len; i++) {
 140                         wVisualID[i] = -1;
 141                 }
 142         }
 143
 144         wVisualID[screen] = val;
 145 }
 146
 147 /*
 148  * this function splits a given string at the comma into tokens
 149  * and set the wVisualID variable to each parsed number
 150  */
 151 static int initWVisualID(const char *user_str)
 152 {
 153         char *mystr = strdup(user_str);
 154         int cur_in_pos = 0;
 155         int cur_out_pos = 0;
 156         int cur_screen = 0;
 157         int error_found = 0;
 158
 159         for (;;) {
 160                 /* check for delimiter */
 161                 if (user_str[cur_in_pos] == '\0' || user_str[cur_in_pos] == ',') {
 162                         int v;
 163
 164                         mystr[cur_out_pos] = '\0';
 165
 166                         if (sscanf(mystr, "%i", &v) != 1) {
 167                                 error_found = 1;
 168                                 break;
 169                         }
 170
 171                         setWVisualID(cur_screen, v);
 172
 173                         cur_screen++;
 174                         cur_out_pos = 0;
 175                 }
 176
 177                 /* break in case last char has been consumed */
 178                 if (user_str[cur_in_pos] == '\0')
 179                         break;
 180
 181                 /* if the current char is no delimiter put it into mystr */
 182                 if (user_str[cur_in_pos] != ',') {
 183                         mystr[cur_out_pos++] = user_str[cur_in_pos];
 184                 }
 185                 cur_in_pos++;
 186         }
 187
 188         free(mystr);
 189
 190         if (cur_screen == 0||error_found != 0)
 191                 return 1;
 192
 193         return 0;
 194 }
 195
 196 noreturn void Exit(int status)
 197 {
 198         if (dpy)
 199                 XCloseDisplay(dpy);
 200
 201         RShutdown(); /* wrlib clean exit */
 202         wutil_shutdown();  /* WUtil clean-up */
 203
 204         exit(status);
 205 }
 206
 207 void Restart(char *manager, Bool abortOnFailure)
 208 {
 209         char *prog = NULL;
 210         char *argv[MAX_RESTART_ARGS];
 211         int i;
 212
 213         if (manager && manager[0] != 0) {
 214                 prog = argv[0] = strtok(manager, " ");
 215                 for (i = 1; i < MAX_RESTART_ARGS; i++) {
 216                         argv[i] = strtok(NULL, " ");
 217                         if (argv[i] == NULL) {
 218                                 break;
 219                         }
 220                 }
 221         }
 222         if (dpy) {
 223                 XCloseDisplay(dpy);
 224                 dpy = NULL;
 225         }
 226         if (!prog) {
 227                 execvp(Arguments[0], Arguments);
 228                 wfatal(_("failed to restart Window Maker."));
 229         } else {
 230                 execvp(prog, argv);
 231                 werror(_("could not exec %s"), prog);
 232         }
 233         if (abortOnFailure)
 234                 exit(7);
 235 }
 236
 237 void SetupEnvironment(WScreen * scr)
 238 {
 239         char *tmp, *ptr;
 240         char buf[16];
 241
 242         if (multiHead) {
 243                 int len = strlen(DisplayName) + 64;
 244                 tmp = wmalloc(len);
 245                 snprintf(tmp, len, "DISPLAY=%s", XDisplayName(DisplayName));
 246
 247                 /* Search from the end to be compatible with ipv6 address */
 248                 ptr = strrchr(tmp, ':');
 249                 if (ptr == NULL) {
 250                         static Bool message_already_displayed = False;
 251
 252                         if (!message_already_displayed)
 253                                 wwarning(_("the display name has an unexpected syntax: \"%s\""),
 254                                          XDisplayName(DisplayName));
 255                         message_already_displayed = True;
 256                 } else {
 257                         /* If found, remove the screen specification from the display variable */
 258                         ptr = strchr(ptr, '.');
 259                         if (ptr)
 260                                 *ptr = 0;
 261                 }
 262                 snprintf(buf, sizeof(buf), ".%i", scr->screen);
 263                 strcat(tmp, buf);
 264                 putenv(tmp);
 265         }
 266         tmp = wmalloc(60);
 267         snprintf(tmp, 60, "WRASTER_COLOR_RESOLUTION%i=%i", scr->screen,
 268                  scr->rcontext->attribs->colors_per_channel);
 269         putenv(tmp);
 270 }
 271
 272 typedef struct {
 273         WScreen *scr;
 274         char *command;
 275 } _tuple;
 276
 277 static void shellCommandHandler(pid_t pid, unsigned int status, void *client_data)
 278 {
 279         _tuple *data = (_tuple *) client_data;
 280
 281         /* Parameter not used, but tell the compiler that it is ok */
 282         (void) pid;
 283
 284         if (status == 127) {
 285                 char *buffer;
 286
 287                 buffer = wstrconcat(_("Could not execute command: "), data->command);
 288
 289                 wMessageDialog(data->scr, _("Error"), buffer, _("OK"), NULL, NULL);
 290                 wfree(buffer);
 291         } else if (status != 127) {
 292                 /*
 293                    printf("%s: %i\n", data->command, status);
 294                  */
 295         }
 296
 297         wfree(data->command);
 298         wfree(data);
 299 }
 300
 301 void ExecuteShellCommand(WScreen *scr, const char *command)
 302 {
 303         static char *shell = NULL;
 304         pid_t pid;
 305
 306         /*
 307          * This have a problem: if the shell is tcsh (not sure about others)
 308          * and ~/.tcshrc have /bin/stty erase ^H somewhere on it, the shell
 309          * will block and the command will not be executed.
 310          if (!shell) {
 311          shell = getenv("SHELL");
 312          if (!shell)
 313          shell = "/bin/sh";
 314          }
 315          */
 316         shell = "/bin/sh";
 317
 318         pid = fork();
 319
 320         if (pid == 0) {
 321
 322                 SetupEnvironment(scr);
 323
 324 #ifdef HAVE_SETSID
 325                 setsid();
 326 #endif
 327                 execl(shell, shell, "-c", command, NULL);
 328                 werror("could not execute %s -c %s", shell, command);
 329                 Exit(-1);
 330         } else if (pid < 0) {
 331                 werror("cannot fork a new process");
 332         } else {
 333                 _tuple *data = wmalloc(sizeof(_tuple));
 334
 335                 data->scr = scr;
 336                 data->command = wstrdup(command);
 337
 338                 wAddDeathHandler(pid, shellCommandHandler, data);
 339         }
 340 }
 341
 342 /*
 343  *---------------------------------------------------------------------
 344  * RelaunchWindow--
 345  *      Launch a new instance of the active window
 346  *
 347  *----------------------------------------------------------------------
 348  */
 349 Bool RelaunchWindow(WWindow *wwin)
 350 {
 351         if (! wwin || ! wwin->client_win) {
 352                 werror("no window to relaunch");
 353                 return False;
 354         }
 355
 356         char **argv;
 357         int argc;
 358         char *command = NULL;
 359
 360         command = GetCommandForWindow(wwin->client_win);
 361         if (!command) {
 362 #ifdef USE_XRES
 363                 werror("cannot relaunch the application because no associated process found");
 364 #else
 365                 werror("cannot relaunch the application because no WM_COMMAND property is set");
 366 #endif
 367                 return False;
 368         } else
 369                 wtokensplit(command, &argv, &argc);
 370
 371
 372         pid_t pid = fork();
 373
 374         if (pid == 0) {
 375                 SetupEnvironment(wwin->screen_ptr);
 376 #ifdef HAVE_SETSID
 377                 setsid();
 378 #endif
 379                 /* argv is not null-terminated */
 380                 char **a = (char **) malloc(argc + 1);
 381                 if (! a) {
 382                         werror("out of memory trying to relaunch the application");
 383                         Exit(-1);
 384                 }
 385
 386                 int i;
 387                 for (i = 0; i < argc; i++)
 388                         a[i] = argv[i];
 389                 a[i] = NULL;
 390
 391                 execvp(a[0], a);
 392                 Exit(-1);
 393         } else if (pid < 0) {
 394                 werror("cannot fork a new process");
 395
 396                 wtokenfree(argv, argc);
 397                 wfree(command);
 398                 return False;
 399         } else {
 400                 _tuple *data = wmalloc(sizeof(_tuple));
 401
 402                 data->scr = wwin->screen_ptr;
 403                 data->command = command;
 404
 405                 /* not actually a shell command */
 406                 wAddDeathHandler(pid, shellCommandHandler, data);
 407
 408                 wtokenfree(argv, argc);
 409         }
 410
 411         return True;
 412 }
 413
 414 /*
 415  *---------------------------------------------------------------------
 416  * wAbort--
 417  *      Do a major cleanup and exit the program
 418  *
 419  *----------------------------------------------------------------------
 420  */
 421 noreturn void wAbort(Bool dumpCore)
 422 {
 423         int i;
 424         WScreen *scr;
 425
 426         for (i = 0; i < w_global.screen_count; i++) {
 427                 scr = wScreenWithNumber(i);
 428                 if (scr)
 429                         RestoreDesktop(scr);
 430         }
 431         printf(_("%s aborted.\n"), ProgName);
 432         if (dumpCore)
 433                 abort();
 434         else
 435                 exit(1);
 436 }
 437
 438 static void print_help(void)
 439 {
 440         printf(_("Usage: %s [options]\n"), ProgName);
 441         puts(_("The Window Maker window manager for the X window system"));
 442         puts("");
 443         puts(_(" -display host:dpy      display to use"));
 444 #ifdef USE_ICCCM_WMREPLACE
 445         puts(_(" --replace              replace running window manager"));
 446 #endif
 447         puts(_(" --no-dock              do not open the application Dock"));
 448         puts(_(" --no-clip              do not open the workspace Clip"));
 449         puts(_(" --no-autolaunch        do not autolaunch applications"));
 450         puts(_(" --no-drawer            disable drawers in the dock"));
 451         puts(_(" --dont-restore         do not restore saved session"));
 452
 453         puts(_(" --locale locale        locale to use"));
 454
 455         puts(_(" --visual-id visualid   visual id of visual to use"));
 456         puts(_(" --static               do not update or save configurations"));
 457 #ifndef HAVE_INOTIFY
 458         puts(_(" --no-polling           do not periodically check for configuration updates"));
 459 #endif
 460         puts(_(" --global_defaults_path print the path for default config and exit"));
 461         puts(_(" --version              print version and exit"));
 462         puts(_(" --help                 show this message"));
 463 }
 464
 465 static void check_defaults(void)
 466 {
 467         char *path;
 468
 469         path = wdefaultspathfordomain("WindowMaker");
 470
 471         if (access(path, R_OK) != 0) {
 472                 wwarning(_("could not find user GNUstep directory (%s)."), path);
 473
 474                 if (system("wmaker.inst --batch") != 0) {
 475                         wwarning(_("There was an error while creating GNUstep directory, please "
 476                                    "make sure you have installed Window Maker correctly and run wmaker.inst"));
 477                 } else {
 478                         wwarning(_("%s directory created with default configuration."), path);
 479                 }
 480         }
 481
 482         wfree(path);
 483 }
 484
 485 #ifdef HAVE_INOTIFY
 486 /*
 487  * Add watch here, used to notify if configuration
 488  * files have changed, using linux kernel inotify mechanism
 489  */
 490
 491 static void inotifyWatchConfig(void)
 492 {
 493         char *watchPath = NULL;
 494
 495         w_global.inotify.fd_event_queue = inotify_init();       /* Initialise an inotify instance */
 496         if (w_global.inotify.fd_event_queue < 0) {
 497                 wwarning(_("could not initialise an inotify instance."
 498                            " Changes to the defaults database will require"
 499                            " a restart to take effect. Check your kernel!"));
 500         } else {
 501                 watchPath = wdefaultspathfordomain("");
 502                 /* Add the watch; really we are only looking for modify events
 503                  * but we might want more in the future so check all events for now.
 504                  * The individual events are checked for in event.c.
 505                  */
 506                 w_global.inotify.wd_defaults = inotify_add_watch(w_global.inotify.fd_event_queue, watchPath, IN_ALL_EVENTS);
 507                 if (w_global.inotify.wd_defaults < 0) {
 508                         wwarning(_("could not add an inotify watch on path %s."
 509                                    " Changes to the defaults database will require"
 510                                    " a restart to take effect."), watchPath);
 511                         close(w_global.inotify.fd_event_queue);
 512                         w_global.inotify.fd_event_queue = -1;
 513                 }
 514         }
 515         wfree(watchPath);
 516 }
 517 #endif /* HAVE_INOTIFY */
 518
 519 static void execInitScript(void)
 520 {
 521         char *file, *paths;
 522
 523         paths = wstrconcat(wuserdatapath(), "/" PACKAGE_TARNAME);
 524         paths = wstrappend(paths, ":" DEF_CONFIG_PATHS);
 525
 526         file = wfindfile(paths, DEF_INIT_SCRIPT);
 527         wfree(paths);
 528
 529         if (file) {
 530                 if (system(file) != 0)
 531                         werror(_("%s:could not execute initialization script"), file);
 532
 533                 wfree(file);
 534         }
 535 }
 536
 537 void ExecExitScript(void)
 538 {
 539         char *file, *paths;
 540
 541         paths = wstrconcat(wuserdatapath(), "/" PACKAGE_TARNAME);
 542         paths = wstrappend(paths, ":" DEF_CONFIG_PATHS);
 543
 544         file = wfindfile(paths, DEF_EXIT_SCRIPT);
 545         wfree(paths);
 546
 547         if (file) {
 548                 if (system(file) != 0)
 549                         werror(_("%s:could not execute exit script"), file);
 550
 551                 wfree(file);
 552         }
 553 }
 554
 555 int main(int argc, char **argv)
 556 {
 557         int i_am_the_monitor, i, len;
 558         char *str, *alt;
 559
 560         memset(&w_global, 0, sizeof(w_global));
 561         w_global.program.state = WSTATE_NORMAL;
 562         w_global.program.signal_state = WSTATE_NORMAL;
 563         w_global.timestamp.last_event = CurrentTime;
 564         w_global.timestamp.focus_change = CurrentTime;
 565         w_global.ignore_workspace_change = False;
 566         w_global.shortcut.modifiers_mask = 0xff;
 567
 568         /* setup common stuff for the monitor and wmaker itself */
 569         WMInitializeApplication("WindowMaker", &argc, argv);
 570
 571         memset(&wPreferences, 0, sizeof(wPreferences));
 572
 573         wPreferences.fallbackWMs = WMCreateArray(8);
 574         alt = getenv("WINDOWMAKER_ALT_WM");
 575         if (alt != NULL)
 576                 WMAddToArray(wPreferences.fallbackWMs, wstrdup(alt));
 577
 578         WMAddToArray(wPreferences.fallbackWMs, wstrdup("blackbox"));
 579         WMAddToArray(wPreferences.fallbackWMs, wstrdup("metacity"));
 580         WMAddToArray(wPreferences.fallbackWMs, wstrdup("fvwm"));
 581         WMAddToArray(wPreferences.fallbackWMs, wstrdup("twm"));
 582         WMAddToArray(wPreferences.fallbackWMs, NULL);
 583         WMAddToArray(wPreferences.fallbackWMs, wstrdup("rxvt"));
 584         WMAddToArray(wPreferences.fallbackWMs, wstrdup("xterm"));
 585
 586         i_am_the_monitor = 1;
 587
 588         for (i = 1; i < argc; i++) {
 589                 if (strncmp(argv[i], "--for-real", strlen("--for-real")) == 0) {
 590                         i_am_the_monitor = 0;
 591                         break;
 592                 } else if (strcmp(argv[i], "-display") == 0 || strcmp(argv[i], "--display") == 0) {
 593                         i++;
 594                         if (i >= argc) {
 595                                 wwarning(_("too few arguments for %s"), argv[i - 1]);
 596                                 exit(0);
 597                         }
 598                         DisplayName = argv[i];
 599                 }
 600         }
 601
 602         DisplayName = XDisplayName(DisplayName);
 603         len = strlen(DisplayName) + 64;
 604         str = wmalloc(len);
 605         snprintf(str, len, "DISPLAY=%s", DisplayName);
 606         putenv(str);
 607
 608         if (i_am_the_monitor)
 609                 return MonitorLoop(argc, argv);
 610         else
 611                 return real_main(argc, argv);
 612 }
 613
 614 static int real_main(int argc, char **argv)
 615 {
 616         int i;
 617         char *pos;
 618         int d, s;
 619
 620         setlocale(LC_ALL, "");
 621         wsetabort(wAbort);
 622
 623         /* for telling WPrefs what's the name of the wmaker binary being ran */
 624         setenv("WMAKER_BIN_NAME", argv[0], 1);
 625
 626         ArgCount = argc;
 627         Arguments = wmalloc(sizeof(char *) * (ArgCount + 1));
 628         for (i = 0; i < argc; i++) {
 629                 Arguments[i] = argv[i];
 630         }
 631         /* add the extra option to signal that we're just restarting wmaker */
 632         Arguments[argc - 1] = "--for-real=";
 633         Arguments[argc] = NULL;
 634
 635         ProgName = strrchr(argv[0], '/');
 636         if (!ProgName)
 637                 ProgName = argv[0];
 638         else
 639                 ProgName++;
 640
 641         if (argc > 1) {
 642                 for (i = 1; i < argc; i++) {
 643                         if (strcmp(argv[i], "-nocpp") == 0 || strcmp(argv[i], "--no-cpp") == 0) {
 644                                 wwarning(_("option \"%s\" is deprecated, please remove it from your script"), argv[i]);
 645                         } else if (strcmp(argv[i], "--for-real") == 0) {
 646                                 wPreferences.flags.restarting = 0;
 647                         } else if (strcmp(argv[i], "--for-real=") == 0) {
 648                                 wPreferences.flags.restarting = 1;
 649                         } else if (strcmp(argv[i], "--for-real-") == 0) {
 650                                 wPreferences.flags.restarting = 2;
 651                         } else if (strcmp(argv[i], "-no-autolaunch") == 0
 652                                    || strcmp(argv[i], "--no-autolaunch") == 0) {
 653                                 wPreferences.flags.noautolaunch = 1;
 654                         } else if (strcmp(argv[i], "-dont-restore") == 0 || strcmp(argv[i], "--dont-restore") == 0) {
 655                                 wPreferences.flags.norestore = 1;
 656                         } else if (strcmp(argv[i], "-nodock") == 0 || strcmp(argv[i], "--no-dock") == 0) {
 657                                 wPreferences.flags.nodock = 1;
 658                                 wPreferences.flags.nodrawer = 1;
 659                         } else if (strcmp(argv[i], "-noclip") == 0 || strcmp(argv[i], "--no-clip") == 0) {
 660                                 wPreferences.flags.noclip = 1;
 661                         } else if (strcmp(argv[i], "-nodrawer") == 0 || strcmp(argv[i], "--no-drawer") == 0) {
 662                                 wPreferences.flags.nodrawer = 1;
 663 #ifdef USE_ICCCM_WMREPLACE
 664                         } else if (strcmp(argv[i], "-replace") == 0 || strcmp(argv[i], "--replace") == 0) {
 665                                 wPreferences.flags.replace = 1;
 666 #endif
 667                         } else if (strcmp(argv[i], "-version") == 0 || strcmp(argv[i], "--version") == 0) {
 668                                 printf("Window Maker %s\n", VERSION);
 669                                 exit(0);
 670                         } else if (strcmp(argv[i], "--global_defaults_path") == 0) {
 671                                 printf("%s\n", PKGCONFDIR);
 672                                 exit(0);
 673                         } else if (strcmp(argv[i], "-locale") == 0 || strcmp(argv[i], "--locale") == 0) {
 674                                 i++;
 675                                 if (i >= argc) {
 676                                         wwarning(_("too few arguments for %s"), argv[i - 1]);
 677                                         exit(0);
 678                                 }
 679                                 w_global.locale = argv[i];
 680                         } else if (strcmp(argv[i], "-display") == 0 || strcmp(argv[i], "--display") == 0) {
 681                                 i++;
 682                                 if (i >= argc) {
 683                                         wwarning(_("too few arguments for %s"), argv[i - 1]);
 684                                         exit(0);
 685                                 }
 686                                 DisplayName = argv[i];
 687                         } else if (strcmp(argv[i], "-visualid") == 0 || strcmp(argv[i], "--visual-id") == 0) {
 688                                 i++;
 689                                 if (i >= argc) {
 690                                         wwarning(_("too few arguments for %s"), argv[i - 1]);
 691                                         exit(0);
 692                                 }
 693                                 if (initWVisualID(argv[i]) != 0) {
 694                                         wwarning(_("bad value for visualid: \"%s\""), argv[i]);
 695                                         exit(0);
 696                                 }
 697                         } else if (strcmp(argv[i], "-static") == 0 || strcmp(argv[i], "--static") == 0) {
 698                                 wPreferences.flags.noupdates = 1;
 699                         } else if (strcmp(argv[i], "--no-polling") == 0) {
 700 #ifndef HAVE_INOTIFY
 701                                 wPreferences.flags.noupdates = 1;
 702 #else
 703                                 wmessage(_("your version of Window Maker was compiled with INotify support, so \"--no-polling\" has no effect"));
 704 #endif
 705                         } else if (strcmp(argv[i], "--help") == 0) {
 706                                 print_help();
 707                                 exit(0);
 708                         } else {
 709                                 printf(_("%s: invalid argument '%s'\n"), argv[0], argv[i]);
 710                                 printf(_("Try '%s --help' for more information\n"), argv[0]);
 711                                 exit(1);
 712                         }
 713                 }
 714         }
 715
 716         if (!wPreferences.flags.noupdates) {
 717                 /* check existence of Defaults DB directory */
 718                 check_defaults();
 719         }
 720
 721         if (w_global.locale) {
 722                 setenv("LANG", w_global.locale, 1);
 723         } else {
 724                 w_global.locale = getenv("LC_ALL");
 725                 if (!w_global.locale) {
 726                         w_global.locale = getenv("LANG");
 727                 }
 728         }
 729
 730         setlocale(LC_ALL, "");
 731
 732         if (!w_global.locale || strcmp(w_global.locale, "C") == 0 || strcmp(w_global.locale, "POSIX") == 0)
 733                 w_global.locale = NULL;
 734 #ifdef I18N
 735         if (getenv("NLSPATH")) {
 736                 bindtextdomain("WindowMaker", getenv("NLSPATH"));
 737 #if defined(MENU_TEXTDOMAIN)
 738                 bindtextdomain(MENU_TEXTDOMAIN, getenv("NLSPATH"));
 739 #endif
 740         } else {
 741                 bindtextdomain("WindowMaker", LOCALEDIR);
 742 #if defined(MENU_TEXTDOMAIN)
 743                 bindtextdomain(MENU_TEXTDOMAIN, LOCALEDIR);
 744 #endif
 745         }
 746         bind_textdomain_codeset("WindowMaker", "UTF-8");
 747 #if defined(MENU_TEXTDOMAIN)
 748         bind_textdomain_codeset(MENU_TEXTDOMAIN, "UTF-8");
 749 #endif
 750         textdomain("WindowMaker");
 751
 752         if (!XSupportsLocale()) {
 753                 wwarning(_("X server does not support locale"));
 754         }
 755
 756         if (XSetLocaleModifiers("") == NULL) {
 757                 wwarning(_("cannot set locale modifiers"));
 758         }
 759 #endif
 760
 761         if (w_global.locale) {
 762                 char *ptr;
 763
 764                 w_global.locale = wstrdup(w_global.locale);
 765                 ptr = strchr(w_global.locale, '.');
 766                 if (ptr)
 767                         *ptr = 0;
 768         }
 769
 770         /* open display */
 771         dpy = XOpenDisplay(DisplayName);
 772         if (dpy == NULL) {
 773                 wfatal(_("could not open display \"%s\""), XDisplayName(DisplayName));
 774                 exit(1);
 775         }
 776
 777         if (fcntl(ConnectionNumber(dpy), F_SETFD, FD_CLOEXEC) < 0) {
 778                 werror("error setting close-on-exec flag for X connection");
 779                 exit(1);
 780         }
 781
 782
 783         if (getWVisualID(0) < 0) {
 784                 /*
 785                  *   If unspecified, use default visual instead of waiting
 786                  * for wrlib/context.c:bestContext() that may end up choosing
 787                  * the "fake" 24 bits added by the Composite extension.
 788                  *   This is required to avoid all sort of corruptions when
 789                  * composite is enabled, and at a depth other than 24.
 790                  */
 791                 setWVisualID(0, (int)DefaultVisual(dpy, DefaultScreen(dpy))->visualid);
 792         }
 793
 794         /* check if the user specified a complete display name (with screen).
 795          * If so, only manage the specified screen */
 796         if (DisplayName)
 797                 pos = strchr(DisplayName, ':');
 798         else
 799                 pos = NULL;
 800
 801         if (pos && sscanf(pos, ":%i.%i", &d, &s) == 2)
 802                 multiHead = False;
 803
 804         DisplayName = XDisplayName(DisplayName);
 805         setenv("DISPLAY", DisplayName, 1);
 806
 807         wXModifierInitialize();
 808         StartUp(!multiHead);
 809
 810         if (w_global.screen_count == 1)
 811                 multiHead = False;
 812
 813         execInitScript();
 814 #ifdef HAVE_INOTIFY
 815         inotifyWatchConfig();
 816 #endif
 817         EventLoop();
 818         return -1;
 819 }