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