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
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
  19  *  USA.
  20  */
  21
  22 #include "wconfig.h"
  23
  24 #include <stdio.h>
  25 #include <stdlib.h>
  26 #include <unistd.h>
  27 #include <string.h>
  28 #include <sys/stat.h>
  29 #include <sys/types.h>
  30 #include <fcntl.h>
  31
  32 #include <X11/Xlib.h>
  33 #include <X11/Xutil.h>
  34
  35
  36 /* Xlocale.h and locale.h are the same if X_LOCALE is undefind in wconfig.h,
  37  * and if X_LOCALE is defined, X's locale emulating functions will be used.
  38  * See Xlocale.h for more information.
  39  */
  40 #include <X11/Xlocale.h>
  41
  42 #define MAINFILE
  43
  44 #include "WindowMaker.h"
  45 #include "window.h"
  46 #include "funcs.h"
  47 #include "menu.h"
  48 #include "keybind.h"
  49 #include "xmodifier.h"
  50 #include "defaults.h"
  51 #include "session.h"
  52 #include "dialog.h"
  53
  54 #include <WINGs/WUtil.h>
  55
  56 /****** Global Variables ******/
  57
  58 /* general info */
  59
  60 Display *dpy;
  61
  62 char *ProgName;
  63
  64 unsigned int ValidModMask = 0xff;
  65
  66 /* locale to use. NULL==POSIX or C */
  67 char *Locale=NULL;
  68
  69 int wScreenCount=0;
  70
  71 WPreferences wPreferences;
  72
  73
  74 WMPropList *wDomainName;
  75 WMPropList *wAttributeDomainName;
  76
  77 WShortKey wKeyBindings[WKBD_LAST];
  78
  79 /* defaults domains */
  80 WDDomain *WDWindowMaker = NULL;
  81 WDDomain *WDWindowAttributes = NULL;
  82 WDDomain *WDRootMenu = NULL;
  83
  84 /* XContexts */
  85 XContext wWinContext;
  86 XContext wAppWinContext;
  87 XContext wStackContext;
  88 XContext wVEdgeContext;
  89
  90 /* Atoms */
  91 Atom _XA_WM_STATE;
  92 Atom _XA_WM_CHANGE_STATE;
  93 Atom _XA_WM_PROTOCOLS;
  94 Atom _XA_WM_TAKE_FOCUS;
  95 Atom _XA_WM_DELETE_WINDOW;
  96 Atom _XA_WM_SAVE_YOURSELF;
  97 Atom _XA_WM_CLIENT_LEADER;
  98 Atom _XA_WM_COLORMAP_WINDOWS;
  99 Atom _XA_WM_COLORMAP_NOTIFY;
 100
 101 Atom _XA_GNUSTEP_WM_ATTR;
 102 Atom _XA_GNUSTEP_WM_MINIATURIZE_WINDOW;
 103 Atom _XA_GNUSTEP_WM_RESIZEBAR;
 104 Atom _XA_GNUSTEP_TITLEBAR_STATE;
 105
 106 Atom _XA_WINDOWMAKER_MENU;
 107 Atom _XA_WINDOWMAKER_WM_PROTOCOLS;
 108 Atom _XA_WINDOWMAKER_STATE;
 109
 110 Atom _XA_WINDOWMAKER_WM_FUNCTION;
 111 Atom _XA_WINDOWMAKER_NOTICEBOARD;
 112 Atom _XA_WINDOWMAKER_COMMAND;
 113
 114 Atom _XA_WINDOWMAKER_ICON_SIZE;
 115 Atom _XA_WINDOWMAKER_ICON_TILE;
 116
 117
 118 /* cursors */
 119 Cursor wCursor[WCUR_LAST];
 120
 121 /* last event timestamp for XSetInputFocus */
 122 Time LastTimestamp = CurrentTime;
 123 /* timestamp on the last time we did XSetInputFocus() */
 124 Time LastFocusChange = CurrentTime;
 125
 126 #ifdef SHAPE
 127 Bool wShapeSupported;
 128 int wShapeEventBase;
 129 #endif
 130
 131 #ifdef KEEP_XKB_LOCK_STATUS
 132 Bool wXkbSupported;
 133 int wXkbEventBase;
 134 #endif
 135
 136 /* special flags */
 137 char WProgramSigState = 0;
 138 char WProgramState = WSTATE_NORMAL;
 139 char WDelayedActionSet = 0;
 140
 141
 142 /* temporary stuff */
 143 int wVisualID = -1;
 144
 145
 146 /* notifications */
 147 const char *WMNManaged = "WMNManaged";
 148 const char *WMNUnmanaged = "WMNUnmanaged";
 149 const char *WMNChangedWorkspace = "WMNChangedWorkspace";
 150 const char *WMNChangedState = "WMNChangedState";
 151 const char *WMNChangedFocus = "WMNChangedFocus";
 152 const char *WMNChangedStacking = "WMNChangedStacking";
 153 const char *WMNChangedName = "WMNChangedName";
 154
 155 const char *WMNWorkspaceCreated = "WMNWorkspaceCreated";
 156 const char *WMNWorkspaceDestroyed = "WMNWorkspaceDestroyed";
 157 const char *WMNWorkspaceChanged = "WMNWorkspaceChanged";
 158 const char *WMNWorkspaceNameChanged = "WMNWorkspaceNameChanged";
 159
 160 const char *WMNResetStacking = "WMNResetStacking";
 161
 162 /******** End Global Variables *****/
 163
 164 static char *DisplayName = NULL;
 165
 166 static char **Arguments;
 167
 168 static int ArgCount;
 169
 170 extern void EventLoop();
 171 extern void StartUp();
 172 extern int MonitorLoop(int argc, char **argv);
 173
 174 static Bool multiHead = True;
 175
 176 /* stdi/o for log shell */
 177 static int LogStdIn = -1, LogStdOut = -1, LogStdErr = -1;
 178
 179
 180 static int real_main(int argc, char **argv);
 181
 182 void
 183 Exit(int status)
 184 {
 185 #ifdef XSMP_ENABLED
 186     wSessionDisconnectManager();
 187 #endif
 188     if (dpy)
 189         XCloseDisplay(dpy);
 190
 191     exit(status);
 192 }
 193
 194
 195 void
 196 Restart(char *manager, Bool abortOnFailure)
 197 {
 198     char *prog=NULL;
 199     char *argv[MAX_RESTART_ARGS];
 200     int i;
 201
 202     if (manager && manager[0]!=0) {
 203         prog = argv[0] = strtok(manager, " ");
 204         for (i=1; i<MAX_RESTART_ARGS; i++) {
 205             argv[i]=strtok(NULL, " ");
 206             if (argv[i]==NULL) {
 207                 break;
 208             }
 209         }
 210     }
 211     if (dpy) {
 212 #ifdef XSMP_ENABLED
 213         wSessionDisconnectManager();
 214 #endif
 215         XCloseDisplay(dpy);
 216         dpy = NULL;
 217     }
 218     if (!prog) {
 219         execvp(Arguments[0], Arguments);
 220         wfatal(_("failed to restart Window Maker."));
 221     } else {
 222         execvp(prog, argv);
 223         wsyserror(_("could not exec %s"), prog);
 224     }
 225     if (abortOnFailure)
 226         exit(7);
 227 }
 228
 229
 230
 231 void
 232 SetupEnvironment(WScreen *scr)
 233 {
 234     char *tmp, *ptr;
 235     char buf[16];
 236
 237     if (multiHead) {
 238         int len = strlen(DisplayName)+64;
 239         tmp = wmalloc(len);
 240         snprintf(tmp, len, "DISPLAY=%s", XDisplayName(DisplayName));
 241         ptr = strchr(strchr(tmp, ':'), '.');
 242         if (ptr)
 243             *ptr = 0;
 244         snprintf(buf, sizeof(buf), ".%i", scr->screen);
 245         strcat(tmp, buf);
 246         putenv(tmp);
 247     }
 248     tmp = wmalloc(60);
 249     snprintf(tmp, 60, "WRASTER_COLOR_RESOLUTION%i=%i", scr->screen,
 250              scr->rcontext->attribs->colors_per_channel);
 251     putenv(tmp);
 252 }
 253
 254
 255
 256
 257 typedef struct {
 258     WScreen *scr;
 259     char *command;
 260 } _tuple;
 261
 262
 263 static void
 264 shellCommandHandler(pid_t pid, unsigned char status, _tuple *data)
 265 {
 266     if (status == 127) {
 267         char *buffer;
 268
 269         buffer = wstrconcat(_("Could not execute command: "), data->command);
 270
 271         wMessageDialog(data->scr, _("Error"), buffer, _("OK"), NULL, NULL);
 272         wfree(buffer);
 273     } else if (status != 127) {
 274         /*
 275          printf("%s: %i\n", data->command, status);
 276          */
 277     }
 278
 279     wfree(data->command);
 280     wfree(data);
 281 }
 282
 283
 284 void
 285 ExecuteShellCommand(WScreen *scr, char *command)
 286 {
 287     static char *shell = NULL;
 288     pid_t pid;
 289
 290     /*
 291      * This have a problem: if the shell is tcsh (not sure about others)
 292      * and ~/.tcshrc have /bin/stty erase ^H somewhere on it, the shell
 293      * will block and the command will not be executed.
 294      if (!shell) {
 295      shell = getenv("SHELL");
 296      if (!shell)
 297      shell = "/bin/sh";
 298      }
 299      */
 300     shell = "/bin/sh";
 301
 302     pid = fork();
 303
 304     if (pid==0) {
 305
 306         SetupEnvironment(scr);
 307
 308 #ifdef HAVE_SETSID
 309         setsid();
 310 #endif
 311         execl(shell, shell, "-c", command, NULL);
 312         wsyserror("could not execute %s -c %s", shell, command);
 313         Exit(-1);
 314     } else if (pid < 0) {
 315         wsyserror("cannot fork a new process");
 316     } else {
 317         _tuple *data = wmalloc(sizeof(_tuple));
 318
 319         data->scr = scr;
 320         data->command = wstrdup(command);
 321
 322         wAddDeathHandler(pid, (WDeathHandler*)shellCommandHandler, data);
 323     }
 324 }
 325
 326
 327 /*
 328  *---------------------------------------------------------------------------
 329  * StartLogShell
 330  *      Start a shell that will receive all stdin and stdout from processes
 331  * forked by wmaker.
 332  *---------------------------------------------------------------------------
 333  */
 334 void
 335 StartLogShell(WScreen *scr)
 336 {
 337     int in_fd[2];
 338     int out_fd[2];
 339     int err_fd[2];
 340     pid_t pid;
 341
 342     SetupEnvironment(scr);
 343
 344     if (pipe(in_fd) < 0) {
 345         wsyserror("could not create pipe for log shell\n");
 346         return;
 347     }
 348     if (pipe(out_fd) < 0) {
 349         wsyserror("could not create pipe for log shell\n");
 350         close(in_fd[0]);
 351         close(in_fd[1]);
 352         return;
 353     }
 354     if (pipe(err_fd) < 0) {
 355         wsyserror("could not create pipe for log shell\n");
 356         close(out_fd[0]);
 357         close(out_fd[1]);
 358         close(in_fd[0]);
 359         close(in_fd[1]);
 360         return;
 361     }
 362
 363     pid = fork();
 364     if (pid < 0) {
 365         wsyserror("could not fork a new process for log shell\n");
 366         return;
 367     } else if (pid == 0) {
 368         close(in_fd[0]);
 369         close(out_fd[1]);
 370         close(err_fd[1]);
 371
 372         close(0);
 373         close(1);
 374         close(2);
 375
 376         if (dup2(in_fd[1], 0) < 0) {
 377             wsyserror("could not redirect stdin for log shell\n");
 378             exit(1);
 379         }
 380         if (dup2(out_fd[1], 1) < 0) {
 381             wsyserror("could not redirect stdout for log shell\n");
 382             exit(1);
 383         }
 384         if (dup2(err_fd[1], 2) < 0) {
 385             wsyserror("could not redirect stderr for log shell\n");
 386             exit(1);
 387         }
 388
 389         close(in_fd[1]);
 390         close(out_fd[1]);
 391         close(err_fd[1]);
 392
 393         execl("/bin/sh", "/bin/sh", "-c", wPreferences.logger_shell, NULL);
 394         wsyserror("could not execute %s\n", wPreferences.logger_shell);
 395         exit(1);
 396     } else {
 397         close(in_fd[1]);
 398         close(out_fd[0]);
 399         close(err_fd[0]);
 400
 401         LogStdIn = in_fd[1];
 402         LogStdOut = out_fd[0];
 403         LogStdErr = err_fd[0];
 404     }
 405 }
 406
 407
 408 /*
 409  *---------------------------------------------------------------------
 410  * wAbort--
 411  *      Do a major cleanup and exit the program
 412  *
 413  *----------------------------------------------------------------------
 414  */
 415 void
 416 wAbort(Bool dumpCore)
 417 {
 418     int i;
 419     WScreen *scr;
 420
 421     for (i=0; i<wScreenCount; i++) {
 422         scr = wScreenWithNumber(i);
 423         if (scr)
 424             RestoreDesktop(scr);
 425     }
 426     printf(_("%s aborted.\n"), ProgName);
 427     if (dumpCore)
 428         abort();
 429     else
 430         exit(1);
 431 }
 432
 433
 434 void
 435 print_help()
 436 {
 437     printf(_("Usage: %s [options]\n"), ProgName);
 438     puts(_("The Window Maker window manager for the X window system"));
 439     puts("");
 440     puts(_(" -display host:dpy  display to use"));
 441 #ifdef USECPP
 442     puts(_(" --no-cpp           disable preprocessing of configuration files"));
 443 #endif
 444     puts(_(" --no-dock          do not open the application Dock"));
 445     puts(_(" --no-clip          do not open the workspace Clip"));
 446     puts(_(" --no-autolaunch    do not autolaunch applications"));
 447     puts(_(" --dont-restore             do not restore saved session"));
 448
 449     puts(_(" --locale locale    locale to use"));
 450
 451     puts(_(" --create-stdcmap   create the standard colormap hint in PseudoColor visuals"));
 452     puts(_(" --visual-id visualid       visual id of visual to use"));
 453     puts(_(" --static           do not update or save configurations"));
 454     puts(_(" --no-polling               do not periodically check for configuration updates"));
 455 #ifdef DEBUG
 456     puts(_(" --synchronous              turn on synchronous display mode"));
 457 #endif
 458     puts(_(" --version          print version and exit"));
 459     puts(_(" --help                     show this message"));
 460 }
 461
 462
 463
 464 void
 465 check_defaults()
 466 {
 467     char *path;
 468
 469     path = wdefaultspathfordomain("");
 470     if (access(path, R_OK)!=0) {
 471 #if 0
 472         wfatal(_("could not find user GNUstep directory (%s).\n"
 473                  "Make sure you have installed Window Maker correctly and run wmaker.inst"),
 474                path);
 475         exit(1);
 476 #else
 477         wwarning(_("could not find user GNUstep directory (%s)."), path);
 478
 479         if (system("wmaker.inst --batch") != 0) {
 480             wwarning(_("There was an error while creating GNUstep directory, please "
 481                        "make sure you have installed Window Maker correctly and run wmaker.inst"));
 482         } else {
 483             wwarning(_("%s directory created with default configuration."), path);
 484         }
 485 #endif
 486     }
 487
 488     wfree(path);
 489 }
 490
 491
 492 static void
 493 execInitScript()
 494 {
 495     char *file, *paths;
 496
 497     paths = wstrconcat(wusergnusteppath(), "/Library/WindowMaker");
 498     paths = wstrappend(paths, ":"DEF_CONFIG_PATHS);
 499
 500     file = wfindfile(paths, DEF_INIT_SCRIPT);
 501     wfree(paths);
 502
 503     if (file) {
 504         if (system(file) != 0) {
 505             wsyserror(_("%s:could not execute initialization script"), file);
 506         }
 507 #if 0
 508         if (fork()==0) {
 509             execl("/bin/sh", "/bin/sh", "-c", file, NULL);
 510             wsyserror(_("%s:could not execute initialization script"), file);
 511             exit(1);
 512         }
 513 #endif
 514         wfree(file);
 515     }
 516 }
 517
 518
 519 void
 520 ExecExitScript()
 521 {
 522     char *file, *paths;
 523
 524     paths = wstrconcat(wusergnusteppath(), "/Library/WindowMaker");
 525     paths = wstrappend(paths, ":"DEF_CONFIG_PATHS);
 526
 527     file = wfindfile(paths, DEF_EXIT_SCRIPT);
 528     wfree(paths);
 529
 530     if (file) {
 531         if (system(file) != 0) {
 532             wsyserror(_("%s:could not execute exit script"), file);
 533         }
 534 #if 0
 535         if (fork()==0) {
 536             execl("/bin/sh", "/bin/sh", "-c", file, NULL);
 537             wsyserror(_("%s:could not execute exit script"), file);
 538             exit(1);
 539         }
 540 #endif
 541         wfree(file);
 542     }
 543 }
 544
 545 #if 0
 546 char*
 547 getFullPath(char *path)
 548 {
 549     char buffer[1024];
 550     char *tmp;
 551     char *basep = (char*)buffer;
 552
 553     if (*path != '/' && getcwd(buffer, 1023)) {
 554
 555         for (;;) {
 556             if (strncmp(path, "../", 3)==0) {
 557                 path += 3;
 558                 basep = strchr(basep, '/');
 559                 if (!basep || *path==0)
 560                     break;
 561             }
 562         }
 563         if (*path == '/' || strncmp(path, "./",2)==0) {
 564             tmp =
 565         }
 566
 567         /*
 568          * path
 569          * ./path
 570          * ../path
 571          * ../../path
 572          */
 573
 574
 575     } else {
 576         return wstrconcat(path);
 577     }
 578
 579     return tmp;
 580 }
 581 #endif
 582
 583
 584
 585 int
 586 main(int argc, char **argv)
 587 {
 588     int i;
 589     int i_am_the_monitor= 1;
 590
 591     for (i= 1; i < argc; i++)
 592     {
 593         if (strncmp(argv[i], "--for-real", strlen("--for-real"))==0)
 594         {
 595             i_am_the_monitor= 0;
 596             break;
 597         }
 598     }
 599
 600     if (i_am_the_monitor)
 601       return MonitorLoop(argc, argv);
 602     else
 603       return real_main(argc, argv);
 604 }
 605
 606
 607 static int
 608 real_main(int argc, char **argv)
 609 {
 610     int i, restart=0;
 611     char *str, *alt;
 612     int d, s;
 613 #ifdef DEBUG
 614     Bool doSync = False;
 615 #endif
 616     setlocale(LC_ALL, "");
 617
 618     wsetabort(wAbort);
 619
 620     /* for telling WPrefs what's the name of the wmaker binary being ran */
 621
 622     str = wstrconcat("WMAKER_BIN_NAME=", argv[0]);
 623     putenv(str);
 624
 625     ArgCount = argc+1;
 626     Arguments = wmalloc(sizeof(char*)*(ArgCount+2));
 627     for (i= 0; i < argc; i++)
 628       Arguments[i]= argv[i];
 629     /* add the extra option to signal that we're just restarting wmaker */
 630     Arguments[argc]= "--for-real=";
 631     Arguments[argc+1]= NULL;
 632
 633     WMInitializeApplication("WindowMaker", &argc, argv);
 634
 635
 636     ProgName = strrchr(argv[0],'/');
 637     if (!ProgName)
 638         ProgName = argv[0];
 639     else
 640         ProgName++;
 641
 642
 643     restart = 0;
 644
 645     memset(&wPreferences, 0, sizeof(WPreferences));
 646
 647     wPreferences.fallbackWMs = WMCreateArray(8);
 648     alt = getenv("WINDOWMAKER_ALT_WM");
 649     if (alt != NULL)
 650         WMAddToArray(wPreferences.fallbackWMs, wstrdup(alt));
 651
 652     WMAddToArray(wPreferences.fallbackWMs, wstrdup(FALLBACK_WINDOWMANAGER));
 653     WMAddToArray(wPreferences.fallbackWMs, wstrdup("fvwm"));
 654     WMAddToArray(wPreferences.fallbackWMs, wstrdup("twm"));
 655     WMAddToArray(wPreferences.fallbackWMs, NULL);
 656     WMAddToArray(wPreferences.fallbackWMs, wstrdup("rxvt"));
 657     WMAddToArray(wPreferences.fallbackWMs, wstrdup("xterm"));
 658
 659     if (argc>1) {
 660         for (i=1; i<argc; i++) {
 661 #ifdef USECPP
 662             if (strcmp(argv[i], "-nocpp")==0
 663                 || strcmp(argv[i], "--no-cpp")==0) {
 664                 wPreferences.flags.nocpp=1;
 665             } else
 666 #endif
 667                 if (strcmp(argv[i], "--for-real")==0) {
 668                     wPreferences.flags.restarting = 0;
 669                 } else if (strcmp(argv[i], "--for-real=")==0) {
 670                     wPreferences.flags.restarting = 1;
 671                 } else if (strcmp(argv[i], "--for-real-")==0) {
 672                     wPreferences.flags.restarting = 2;
 673                 } else if (strcmp(argv[i], "-no-autolaunch")==0
 674                     || strcmp(argv[i], "--no-autolaunch")==0) {
 675                     wPreferences.flags.noautolaunch = 1;
 676                 } else if (strcmp(argv[i], "-dont-restore")==0
 677                            || strcmp(argv[i], "--dont-restore")==0) {
 678                     wPreferences.flags.norestore = 1;
 679                 } else if (strcmp(argv[i], "-nodock")==0
 680                            || strcmp(argv[i], "--no-dock")==0) {
 681                     wPreferences.flags.nodock=1;
 682                 } else if (strcmp(argv[i], "-noclip")==0
 683                            || strcmp(argv[i], "--no-clip")==0) {
 684                     wPreferences.flags.noclip=1;
 685                 } else if (strcmp(argv[i], "-version")==0
 686                            || strcmp(argv[i], "--version")==0) {
 687                     printf("Window Maker %s\n", VERSION);
 688                     exit(0);
 689                 } else if (strcmp(argv[i], "--global_defaults_path")==0) {
 690                     printf("%s/WindowMaker\n", SYSCONFDIR);
 691                     exit(0);
 692 #ifdef DEBUG
 693                 } else if (strcmp(argv[i], "--synchronous")==0) {
 694                     doSync = 1;
 695 #endif
 696                 } else if (strcmp(argv[i], "-locale")==0
 697                            || strcmp(argv[i], "--locale")==0) {
 698                     i++;
 699                     if (i>=argc) {
 700                         wwarning(_("too few arguments for %s"), argv[i-1]);
 701                         exit(0);
 702                     }
 703                     Locale = argv[i];
 704                 } else if (strcmp(argv[i], "-display")==0
 705                            || strcmp(argv[i], "--display")==0) {
 706                     i++;
 707                     if (i>=argc) {
 708                         wwarning(_("too few arguments for %s"), argv[i-1]);
 709                         exit(0);
 710                     }
 711                     DisplayName = argv[i];
 712                 } else if (strcmp(argv[i], "-visualid")==0
 713                            || strcmp(argv[i], "--visual-id")==0) {
 714                     i++;
 715                     if (i>=argc) {
 716                         wwarning(_("too few arguments for %s"), argv[i-1]);
 717                         exit(0);
 718                     }
 719                     if (sscanf(argv[i], "%i", &wVisualID)!=1) {
 720                         wwarning(_("bad value for visualid: \"%s\""), argv[i]);
 721                         exit(0);
 722                     }
 723                 } else if (strcmp(argv[i], "-static")==0
 724                            || strcmp(argv[i], "--static")==0) {
 725
 726                     wPreferences.flags.noupdates = 1;
 727                 } else if (strcmp(argv[i], "-nopolling")==0
 728                            || strcmp(argv[i], "--no-polling")==0) {
 729
 730                     wPreferences.flags.nopolling = 1;
 731 #ifdef XSMP_ENABLED
 732                 } else if (strcmp(argv[i], "-clientid")==0
 733                            || strcmp(argv[i], "-restore")==0) {
 734                     i++;
 735                     if (i>=argc) {
 736                         wwarning(_("too few arguments for %s"), argv[i-1]);
 737                         exit(0);
 738                     }
 739 #endif
 740                 } else if (strcmp(argv[i], "--help")==0) {
 741                     print_help();
 742                     exit(0);
 743                 } else {
 744                     printf(_("%s: invalid argument '%s'\n"), argv[0], argv[i]);
 745                     printf(_("Try '%s --help' for more information\n"), argv[0]);
 746                     exit(1);
 747                 }
 748         }
 749     }
 750
 751     if (!wPreferences.flags.noupdates) {
 752         /* check existence of Defaults DB directory */
 753         check_defaults();
 754     }
 755
 756
 757     if (Locale) {
 758         /* return of wstrconcat should not be free-ed! read putenv man page */
 759         putenv(wstrconcat("LANG=", Locale));
 760     } else {
 761         Locale = getenv("LC_ALL");
 762         if (!Locale) {
 763             Locale = getenv("LANG");
 764         }
 765     }
 766
 767     setlocale(LC_ALL, "");
 768
 769     if (!Locale || strcmp(Locale, "C")==0 || strcmp(Locale, "POSIX")==0)
 770         Locale = NULL;
 771 #ifdef I18N
 772     if (getenv("NLSPATH"))
 773         bindtextdomain("WindowMaker", getenv("NLSPATH"));
 774     else
 775         bindtextdomain("WindowMaker", LOCALEDIR);
 776     textdomain("WindowMaker");
 777
 778     if (!XSupportsLocale()) {
 779         wwarning(_("X server does not support locale"));
 780     }
 781
 782     if (XSetLocaleModifiers("") == NULL) {
 783         wwarning(_("cannot set locale modifiers"));
 784     }
 785 #endif
 786
 787     if (Locale) {
 788         char *ptr;
 789
 790         Locale = wstrdup(Locale);
 791         ptr = strchr(Locale, '.');
 792         if (ptr)
 793             *ptr = 0;
 794     }
 795
 796     /* open display */
 797     dpy = XOpenDisplay(DisplayName);
 798     if (dpy == NULL) {
 799         wfatal(_("could not open display \"%s\""), XDisplayName(DisplayName));
 800         exit(1);
 801     }
 802
 803     if (fcntl(ConnectionNumber(dpy), F_SETFD, FD_CLOEXEC) < 0) {
 804         wsyserror("error setting close-on-exec flag for X connection");
 805         exit(1);
 806     }
 807
 808     /* check if the user specified a complete display name (with screen).
 809      * If so, only manage the specified screen */
 810     if (DisplayName)
 811         str = strchr(DisplayName, ':');
 812     else
 813         str = NULL;
 814
 815     if (str && sscanf(str, ":%i.%i", &d, &s)==2)
 816         multiHead = False;
 817
 818     DisplayName = XDisplayName(DisplayName);
 819     {
 820         int len = strlen(DisplayName)+64;
 821         str = wmalloc(len);
 822         snprintf(str, len, "DISPLAY=%s", DisplayName);
 823     }
 824     putenv(str);
 825
 826 #ifdef DEBUG
 827     if (doSync)
 828         XSynchronize(dpy, True);
 829 #endif
 830
 831     wXModifierInitialize();
 832
 833 #ifdef XSMP_ENABLED
 834     wSessionConnectManager(argv, argc);
 835 #endif
 836
 837     StartUp(!multiHead);
 838
 839     if (wScreenCount==1)
 840         multiHead = False;
 841
 842     execInitScript();
 843
 844     EventLoop();
 845     return -1;
 846 }
 847