src/main.c

   1 /*
   2  *  Window Maker window manager
   3  *
   4  *  Copyright (c) 1997, 1998 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
  53 #include <proplist.h>
  54
  55 /****** Global Variables ******/
  56
  57 /* general info */
  58
  59 Display *dpy;
  60
  61 char *ProgName;
  62
  63 unsigned int ValidModMask = 0xff;
  64
  65 /* locale to use. NULL==POSIX or C */
  66 char *Locale=NULL;
  67
  68 int wScreenCount=0;
  69
  70 WPreferences wPreferences;
  71
  72
  73 proplist_t wDomainName;
  74 proplist_t wAttributeDomainName;
  75
  76 WShortKey wKeyBindings[WKBD_LAST];
  77
  78 /* defaults domains */
  79 WDDomain *WDWindowMaker = NULL;
  80 WDDomain *WDRootMenu = NULL;
  81 WDDomain *WDWindowAttributes = NULL;
  82
  83
  84 /* XContexts */
  85 XContext wWinContext;
  86 XContext wAppWinContext;
  87 XContext wStackContext;
  88
  89 /* Atoms */
  90 Atom _XA_WM_STATE;
  91 Atom _XA_WM_CHANGE_STATE;
  92 Atom _XA_WM_PROTOCOLS;
  93 Atom _XA_WM_TAKE_FOCUS;
  94 Atom _XA_WM_DELETE_WINDOW;
  95 Atom _XA_WM_SAVE_YOURSELF;
  96 Atom _XA_WM_CLIENT_LEADER;
  97 Atom _XA_WM_COLORMAP_WINDOWS;
  98 Atom _XA_WM_COLORMAP_NOTIFY;
  99
 100 Atom _XA_GNUSTEP_WM_ATTR;
 101 Atom _XA_GNUSTEP_WM_MINIATURIZE_WINDOW;
 102 Atom _XA_GNUSTEP_WM_RESIZEBAR;
 103
 104 Atom _XA_WINDOWMAKER_MENU;
 105 Atom _XA_WINDOWMAKER_WM_PROTOCOLS;
 106 Atom _XA_WINDOWMAKER_STATE;
 107
 108 Atom _XA_WINDOWMAKER_WM_FUNCTION;
 109 Atom _XA_WINDOWMAKER_NOTICEBOARD;
 110 Atom _XA_WINDOWMAKER_COMMAND;
 111
 112 #ifdef OFFIX_DND
 113 Atom _XA_DND_PROTOCOL;
 114 Atom _XA_DND_SELECTION;
 115 #endif
 116 #ifdef XDE_DND
 117 Atom _XA_XDE_REQUEST;
 118 Atom _XA_XDE_ENTER;
 119 Atom _XA_XDE_LEAVE;
 120 Atom _XA_XDE_DATA_AVAILABLE;
 121 Atom _XDE_FILETYPE;
 122 Atom _XDE_URLTYPE;
 123 #endif
 124
 125
 126 /* cursors */
 127 Cursor wCursor[WCUR_LAST];
 128
 129 /* last event timestamp for XSetInputFocus */
 130 Time LastTimestamp;
 131 /* timestamp on the last time we did XSetInputFocus() */
 132 Time LastFocusChange;
 133
 134 #ifdef SHAPE
 135 Bool wShapeSupported;
 136 int wShapeEventBase;
 137 #endif
 138
 139
 140 /* special flags */
 141 char WProgramState = WSTATE_NORMAL;
 142 char WDelayedActionSet = 0;
 143
 144 /* temporary stuff */
 145 int wVisualID = -1;
 146
 147
 148 /******** End Global Variables *****/
 149
 150 static char *DisplayName = NULL;
 151 static char **Arguments;
 152 static int ArgCount;
 153
 154 extern void EventLoop();
 155 extern void StartUp();
 156
 157
 158 void
 159 Exit(int status)
 160 {
 161 #ifdef XSMP_ENABLED
 162     wSessionDisconnectManager();
 163 #endif
 164     if (dpy)
 165         XCloseDisplay(dpy);
 166
 167     exit(status);
 168 }
 169
 170 void
 171 Restart(char *manager)
 172 {
 173     char *prog=NULL;
 174     char *argv[MAX_RESTART_ARGS];
 175     int i;
 176
 177     if (manager && manager[0]!=0) {
 178         prog = argv[0] = strtok(manager, " ");
 179         for (i=1; i<MAX_RESTART_ARGS; i++) {
 180             argv[i]=strtok(NULL, " ");
 181             if (argv[i]==NULL) {
 182                 break;
 183             }
 184         }
 185     }
 186 #ifdef XSMP_ENABLED
 187     wSessionDisconnectManager();
 188 #endif
 189     XCloseDisplay(dpy);
 190     if (!prog)
 191       execvp(Arguments[0], Arguments);
 192     else {
 193         execvp(prog, argv);
 194         /* fallback */
 195         execv(Arguments[0], Arguments);
 196     }
 197     wsyserror(_("could not exec window manager"));
 198     wfatal(_("Restart failed!!!"));
 199     exit(-1);
 200 }
 201
 202
 203
 204 void
 205 SetupEnvironment(WScreen *scr)
 206 {
 207     char *tmp, *ptr;
 208     char buf[16];
 209
 210     if (wScreenCount > 1) {
 211         tmp = wmalloc(strlen(DisplayName)+64);
 212         sprintf(tmp, "DISPLAY=%s", XDisplayName(DisplayName));
 213         ptr = strchr(strchr(tmp, ':'), '.');
 214         if (ptr)
 215             *ptr = 0;
 216         sprintf(buf, ".%i", scr->screen);
 217         strcat(tmp, buf);
 218         putenv(tmp);
 219     }
 220     tmp = wmalloc(60);
 221     sprintf(tmp, "WRASTER_COLOR_RESOLUTION%i=%i", scr->screen,
 222                 scr->rcontext->attribs->colors_per_channel);
 223     putenv(tmp);
 224 }
 225
 226
 227 /*
 228  *---------------------------------------------------------------------
 229  * wAbort--
 230  *      Do a major cleanup and exit the program
 231  *
 232  *----------------------------------------------------------------------
 233  */
 234 void
 235 wAbort(Bool dumpCore)
 236 {
 237     int i;
 238     WScreen *scr;
 239
 240     for (i=0; i<wScreenCount; i++) {
 241         scr = wScreenWithNumber(i);
 242         if (scr)
 243             RestoreDesktop(scr);
 244     }
 245     printf(_("%s aborted.\n"), ProgName);
 246     if (dumpCore)
 247         abort();
 248     else
 249         exit(1);
 250 }
 251
 252
 253 void
 254 print_help()
 255 {
 256     printf(_("Usage: %s [options]\n"), ProgName);
 257     puts(_("The Window Maker window manager for the X window system"));
 258     puts("");
 259     puts(_(" -display host:dpy  display to use"));
 260 #ifdef USECPP
 261     puts(_(" --no-cpp           disable preprocessing of configuration files"));
 262 #endif
 263     puts(_(" --no-dock          do not open the application Dock"));
 264     puts(_(" --no-clip          do not open the workspace Clip"));
 265     /*
 266     puts(_(" --locale locale            locale to use"));
 267     */
 268     puts(_(" --visual-id visualid       visual id of visual to use"));
 269     puts(_(" --static           do not update or save configurations"));
 270     puts(_(" --version          print version and exit"));
 271     puts(_(" --help                     show this message"));
 272 }
 273
 274
 275
 276 void
 277 check_defaults()
 278 {
 279     char *path;
 280
 281     path = wdefaultspathfordomain("");
 282     if (access(path, R_OK)!=0) {
 283         wfatal(_("could not find user GNUstep directory (%s).\n"
 284                  "Make sure you have installed Window Maker correctly and run wmaker.inst"),
 285                path);
 286         exit(1);
 287     }
 288
 289     free(path);
 290 }
 291
 292
 293 static void
 294 execInitScript()
 295 {
 296     char *file;
 297
 298     file = wfindfile(DEF_CONFIG_PATHS, DEF_INIT_SCRIPT);
 299     if (file) {
 300         if (fork()==0) {
 301             execl("/bin/sh", "/bin/sh", "-c",file, NULL);
 302             wsyserror(_("%s:could not execute initialization script"), file);
 303             exit(1);
 304         }
 305         free(file);
 306     }
 307 }
 308
 309
 310 void
 311 ExecExitScript()
 312 {
 313     char *file;
 314
 315     file = wfindfile(DEF_CONFIG_PATHS, DEF_EXIT_SCRIPT);
 316     if (file) {
 317         if (fork()==0) {
 318             execl("/bin/sh", "/bin/sh", "-c", file, NULL);
 319             wsyserror(_("%s:could not execute exit script"), file);
 320             exit(1);
 321         }
 322         free(file);
 323     }
 324 }
 325
 326
 327
 328 int
 329 main(int argc, char **argv)
 330 {
 331     int i, restart=0;
 332     Bool multiHead = True;
 333     char *str;
 334     int d, s;
 335
 336     wsetabort(wAbort);
 337
 338     ArgCount = argc;
 339     Arguments = argv;
 340
 341     WMInitializeApplication("WindowMaker", &argc, argv);
 342
 343
 344     ProgName = strrchr(argv[0],'/');
 345     if (!ProgName)
 346       ProgName = argv[0];
 347     else
 348       ProgName++;
 349
 350
 351     restart = 0;
 352
 353     memset(&wPreferences, 0, sizeof(WPreferences));
 354
 355     if (argc>1) {
 356         for (i=1; i<argc; i++) {
 357 #ifdef USECPP
 358             if (strcmp(argv[i], "-nocpp")==0
 359                 || strcmp(argv[i], "--no-cpp")==0) {
 360                 wPreferences.flags.nocpp=1;
 361             } else
 362 #endif
 363             if (strcmp(argv[i], "-nodock")==0
 364                 || strcmp(argv[i], "--no-dock")==0) {
 365                 wPreferences.flags.nodock=1;
 366             } else if (strcmp(argv[i], "-noclip")==0
 367                        || strcmp(argv[i], "--no-clip")==0) {
 368                 wPreferences.flags.noclip=1;
 369             } else if (strcmp(argv[i], "-version")==0
 370                        || strcmp(argv[i], "--version")==0) {
 371                 printf("Window Maker %s\n", VERSION);
 372                 exit(0);
 373             } else if (strcmp(argv[i], "--global_defaults_path")==0) {
 374                 puts(SYSCONFDIR);
 375                 exit(0);
 376             } else if (strcmp(argv[i], "-locale")==0
 377                        || strcmp(argv[i], "--locale")==0) {
 378                 i++;
 379                 if (i>=argc) {
 380                     wwarning(_("too few arguments for %s"), argv[i-1]);
 381                     exit(0);
 382                 }
 383                 Locale = argv[i];
 384             } else if (strcmp(argv[i], "-display")==0) {
 385                 i++;
 386                 if (i>=argc) {
 387                     wwarning(_("too few arguments for %s"), argv[i-1]);
 388                     exit(0);
 389                 }
 390                 DisplayName = argv[i];
 391             } else if (strcmp(argv[i], "-visualid")==0
 392                        || strcmp(argv[i], "--visual-id")==0) {
 393                 i++;
 394                 if (i>=argc) {
 395                     wwarning(_("too few arguments for %s"), argv[i-1]);
 396                     exit(0);
 397                 }
 398                 if (sscanf(argv[i], "%i", &wVisualID)!=1) {
 399                     wwarning(_("bad value for visualid: \"%s\""), argv[i]);
 400                     exit(0);
 401                 }
 402             } else if (strcmp(argv[i], "-static")==0
 403                        || strcmp(argv[i], "--static")==0) {
 404
 405                 wPreferences.flags.noupdates = 1;
 406 #ifdef XSMP_ENABLED
 407             } else if (strcmp(argv[i], "-clientid")==0
 408                        || strcmp(argv[i], "-restore")==0) {
 409                 i++;
 410                 if (i>=argc) {
 411                     wwarning(_("too few arguments for %s"), argv[i-1]);
 412                     exit(0);
 413                 }
 414 #endif
 415             } else if (strcmp(argv[i], "--help")==0) {
 416                 print_help();
 417                 exit(0);
 418             } else {
 419                 printf(_("%s: invalid argument '%s'\n"), argv[0], argv[i]);
 420                 printf(_("Try '%s --help' for more information\n"), argv[0]);
 421                 exit(1);
 422             }
 423         }
 424     }
 425
 426     if (!wPreferences.flags.noupdates) {
 427         /* check existence of Defaults DB directory */
 428         check_defaults();
 429     }
 430
 431 #if 0
 432     tmp = getenv("LANG");
 433     if (tmp) {
 434         if (setlocale(LC_ALL,"") == NULL) {
 435             wwarning("cannot set locale %s", tmp);
 436             wwarning("falling back to C locale");
 437             setlocale(LC_ALL,"C");
 438             Locale = NULL;
 439         } else {
 440             if (strcmp(tmp, "C")==0 || strcmp(tmp, "POSIX")==0)
 441               Locale = NULL;
 442             else
 443               Locale = tmp;
 444         }
 445     } else {
 446         Locale = NULL;
 447     }
 448 #endif
 449     if (!Locale) {
 450         Locale = getenv("LANG");
 451     }
 452     setlocale(LC_ALL, Locale);
 453     if (!Locale || strcmp(Locale, "C")==0 || strcmp(Locale, "POSIX")==0)
 454       Locale = NULL;
 455 #ifdef I18N
 456     if (getenv("NLSPATH"))
 457       bindtextdomain("WindowMaker", getenv("NLSPATH"));
 458     else
 459       bindtextdomain("WindowMaker", LOCALEDIR);
 460     textdomain("WindowMaker");
 461
 462     if (!XSupportsLocale()) {
 463         wwarning(_("X server does not support locale"));
 464     }
 465     if (XSetLocaleModifiers("") == NULL) {
 466         wwarning(_("cannot set locale modifiers"));
 467     }
 468 #endif
 469
 470     if (Locale) {
 471         char *ptr;
 472
 473         Locale = wstrdup(Locale);
 474         ptr = strchr(Locale, '.');
 475         if (ptr)
 476             *ptr = 0;
 477     }
 478
 479
 480     /* open display */
 481     dpy = XOpenDisplay(DisplayName);
 482     if (dpy == NULL) {
 483         wfatal(_("could not open display \"%s\""), XDisplayName(DisplayName));
 484         exit(1);
 485     }
 486
 487     if (fcntl(ConnectionNumber(dpy), F_SETFD, FD_CLOEXEC) < 0) {
 488         wsyserror("error setting close-on-exec flag for X connection");
 489         exit(1);
 490     }
 491
 492     /* check if the user specified a complete display name (with screen).
 493      * If so, only manage the specified screen */
 494     if (DisplayName)
 495         str = strchr(DisplayName, ':');
 496     else
 497         str = NULL;
 498
 499     if (str && sscanf(str, "%i.%i", &d, &s)==2)
 500         multiHead = False;
 501
 502     DisplayName = XDisplayName(DisplayName);
 503     str = wmalloc(strlen(DisplayName)+64);
 504     sprintf(str, "DISPLAY=%s", DisplayName);
 505     putenv(str);
 506
 507 #ifdef DEBUG
 508     XSynchronize(dpy, True);
 509 #endif
 510
 511     wXModifierInitialize();
 512
 513 #ifdef XSMP_ENABLED
 514     wSessionConnectManager(argv, argc);
 515 #endif
 516
 517     StartUp(!multiHead);
 518
 519     execInitScript();
 520
 521     EventLoop();
 522     return -1;
 523 }