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 #include "WindowMaker.h"
  43 #include "window.h"
  44 #include "funcs.h"
  45 #include "menu.h"
  46 #include "keybind.h"
  47 #include "xmodifier.h"
  48 #include "defaults.h"
  49 #include "session.h"
  50
  51 #include <proplist.h>
  52
  53
  54 /****** Global Variables ******/
  55
  56 /* general info */
  57
  58 Display *dpy;
  59
  60 char *ProgName;
  61
  62 unsigned int ValidModMask = 0xff;
  63
  64 /* locale to use. NULL==POSIX or C */
  65 char *Locale=NULL;
  66
  67 int wScreenCount=0;
  68
  69 WPreferences wPreferences;
  70
  71
  72 proplist_t wDomainName;
  73 proplist_t wAttributeDomainName;
  74
  75 WShortKey wKeyBindings[WKBD_LAST];
  76
  77 /* defaults domains */
  78 WDDomain *WDWindowMaker = NULL;
  79 WDDomain *WDRootMenu = NULL;
  80 WDDomain *WDWindowAttributes = NULL;
  81
  82
  83 /* XContexts */
  84 XContext wWinContext;
  85 XContext wAppWinContext;
  86 XContext wStackContext;
  87
  88 /* Atoms */
  89 Atom _XA_WM_STATE;
  90 Atom _XA_WM_CHANGE_STATE;
  91 Atom _XA_WM_PROTOCOLS;
  92 Atom _XA_WM_TAKE_FOCUS;
  93 Atom _XA_WM_DELETE_WINDOW;
  94 Atom _XA_WM_SAVE_YOURSELF;
  95 Atom _XA_WM_CLIENT_LEADER;
  96 Atom _XA_WM_COLORMAP_WINDOWS;
  97 Atom _XA_WM_COLORMAP_NOTIFY;
  98
  99 Atom _XA_GNUSTEP_WM_ATTR;
 100 Atom _XA_GNUSTEP_WM_MINIATURIZE_WINDOW;
 101 Atom _XA_GNUSTEP_WM_RESIZEBAR;
 102
 103 Atom _XA_WINDOWMAKER_MENU;
 104 Atom _XA_WINDOWMAKER_WM_PROTOCOLS;
 105 Atom _XA_WINDOWMAKER_STATE;
 106
 107 Atom _XA_WINDOWMAKER_WM_FUNCTION;
 108 Atom _XA_WINDOWMAKER_NOTICEBOARD;
 109
 110 #ifdef OFFIX_DND
 111 Atom _XA_DND_PROTOCOL;
 112 Atom _XA_DND_SELECTION;
 113 #endif
 114 #ifdef XDE_DND
 115 Atom _XA_XDE_REQUEST;
 116 Atom _XA_XDE_ENTER;
 117 Atom _XA_XDE_LEAVE;
 118 Atom _XA_XDE_DATA_AVAILABLE;
 119 Atom _XDE_FILETYPE;
 120 Atom _XDE_URLTYPE;
 121 #endif
 122
 123
 124 /* cursors */
 125 Cursor wCursor[WCUR_LAST];
 126
 127 /* last event timestamp for XSetInputFocus */
 128 Time LastTimestamp;
 129 /* timestamp on the last time we did XSetInputFocus() */
 130 Time LastFocusChange;
 131
 132 #ifdef SHAPE
 133 Bool wShapeSupported;
 134 int wShapeEventBase;
 135 #endif
 136
 137
 138 /* special flags */
 139 char WProgramState = WSTATE_NORMAL;
 140 char WDelayedActionSet = 0;
 141
 142 /* temporary stuff */
 143 int wVisualID = -1;
 144
 145
 146 /******** End Global Variables *****/
 147
 148 static char *DisplayName = NULL;
 149 static char **Arguments;
 150 static int ArgCount;
 151
 152 extern void EventLoop();
 153 extern void StartUp();
 154
 155
 156 void
 157 Exit(int status)
 158 {
 159 #ifdef XSMP_ENABLED
 160     wSessionDisconnectManager();
 161 #endif
 162     if (dpy)
 163         XCloseDisplay(dpy);
 164
 165     exit(status);
 166 }
 167
 168 void
 169 Restart(char *manager)
 170 {
 171     char *prog=NULL;
 172     char *argv[MAX_RESTART_ARGS];
 173     int i;
 174
 175     if (manager && manager[0]!=0) {
 176         prog = argv[0] = strtok(manager, " ");
 177         for (i=1; i<MAX_RESTART_ARGS; i++) {
 178             argv[i]=strtok(NULL, " ");
 179             if (argv[i]==NULL) {
 180                 break;
 181             }
 182         }
 183     }
 184 #ifdef XSMP_ENABLED
 185     wSessionDisconnectManager();
 186 #endif
 187     XCloseDisplay(dpy);
 188     if (!prog)
 189       execvp(Arguments[0], Arguments);
 190     else {
 191         execvp(prog, argv);
 192         /* fallback */
 193         execv(Arguments[0], Arguments);
 194     }
 195     wsyserror(_("could not exec window manager"));
 196     wfatal(_("Restart failed!!!"));
 197     exit(-1);
 198 }
 199
 200
 201
 202 void
 203 SetupEnvironment(WScreen *scr)
 204 {
 205     char *tmp, *ptr;
 206     char buf[16];
 207
 208     if (wScreenCount > 1) {
 209         tmp = wmalloc(strlen(DisplayName)+64);
 210         sprintf(tmp, "DISPLAY=%s", XDisplayName(DisplayName));
 211         ptr = strchr(strchr(tmp, ':'), '.');
 212         if (ptr)
 213             *ptr = 0;
 214         sprintf(buf, ".%i", scr->screen);
 215         strcat(tmp, buf);
 216         putenv(tmp);
 217     }
 218     tmp = wmalloc(60);
 219     sprintf(tmp, "WRASTER_COLOR_RESOLUTION%i=%i", scr->screen,
 220                 scr->rcontext->attribs->colors_per_channel);
 221     putenv(tmp);
 222 }
 223
 224
 225 /*
 226  *---------------------------------------------------------------------
 227  * wAbort--
 228  *      Do a major cleanup and exit the program
 229  *
 230  *----------------------------------------------------------------------
 231  */
 232 void
 233 wAbort(Bool dumpCore)
 234 {
 235     int i;
 236     WScreen *scr;
 237
 238     for (i=0; i<wScreenCount; i++) {
 239         scr = wScreenWithNumber(i);
 240         if (scr)
 241             RestoreDesktop(scr);
 242     }
 243     printf(_("%s aborted.\n"), ProgName);
 244     if (dumpCore)
 245         abort();
 246     else
 247         exit(1);
 248 }
 249
 250
 251 void
 252 print_help()
 253 {
 254     printf(_("Usage: %s [options]\n"), ProgName);
 255     puts(_("The Window Maker window manager for the X window system"));
 256     puts("");
 257     puts(_(" -display host:dpy  display to use"));
 258 #ifdef USECPP
 259     puts(_(" --no-cpp           disable preprocessing of configuration files"));
 260 #endif
 261     puts(_(" --no-dock          do not open the application Dock"));
 262     puts(_(" --no-clip          do not open the workspace Clip"));
 263     /*
 264     puts(_(" --locale locale            locale to use"));
 265     */
 266     puts(_(" --visual-id visualid       visual id of visual to use"));
 267     puts(_(" --static           do not update or save configurations"));
 268     puts(_(" --version          print version and exit"));
 269     puts(_(" --help                     show this message"));
 270 }
 271
 272
 273
 274 void
 275 check_defaults()
 276 {
 277     char *path;
 278
 279     path = wdefaultspathfordomain("");
 280     if (access(path, R_OK)!=0) {
 281         wfatal(_("could not find user GNUstep directory (%s).\n"
 282                  "Make sure you have installed Window Maker correctly and run wmaker.inst"),
 283                path);
 284         exit(1);
 285     }
 286
 287     free(path);
 288 }
 289
 290
 291 static void
 292 execInitScript()
 293 {
 294     char *file;
 295
 296     file = wfindfile(DEF_CONFIG_PATHS, DEF_INIT_SCRIPT);
 297     if (file) {
 298         if (fork()==0) {
 299             execl("/bin/sh", "/bin/sh", "-c", file, NULL);
 300             wsyserror(_("%s:could not execute initialization script"), file);
 301             exit(1);
 302         }
 303         free(file);
 304     }
 305 }
 306
 307
 308 void
 309 ExecExitScript()
 310 {
 311     char *file;
 312
 313     file = wfindfile(DEF_CONFIG_PATHS, DEF_EXIT_SCRIPT);
 314     if (file) {
 315         if (fork()==0) {
 316             execl("/bin/sh", "/bin/sh", "-c", file, NULL);
 317             wsyserror(_("%s:could not execute exit script"), file);
 318             exit(1);
 319         }
 320         free(file);
 321     }
 322 }
 323
 324
 325
 326 int
 327 main(int argc, char **argv)
 328 {
 329     int i, restart=0;
 330     Bool multiHead = True;
 331     char *str;
 332     int d, s;
 333
 334     wsetabort(wAbort);
 335
 336     ArgCount = argc;
 337     Arguments = argv;
 338
 339     WMInitializeApplication("WindowMaker", &argc, argv);
 340
 341
 342     ProgName = strrchr(argv[0],'/');
 343     if (!ProgName)
 344       ProgName = argv[0];
 345     else
 346       ProgName++;
 347
 348
 349     restart = 0;
 350
 351     memset(&wPreferences, 0, sizeof(WPreferences));
 352
 353     if (argc>1) {
 354         for (i=1; i<argc; i++) {
 355 #ifdef USECPP
 356             if (strcmp(argv[i], "-nocpp")==0
 357                 || strcmp(argv[i], "--no-cpp")==0) {
 358                 wPreferences.flags.nocpp=1;
 359             } else
 360 #endif
 361             if (strcmp(argv[i], "-nodock")==0
 362                 || strcmp(argv[i], "--no-dock")==0) {
 363                 wPreferences.flags.nodock=1;
 364             } else if (strcmp(argv[i], "-noclip")==0
 365                        || strcmp(argv[i], "--no-clip")==0) {
 366                 wPreferences.flags.noclip=1;
 367             } else if (strcmp(argv[i], "-version")==0
 368                        || strcmp(argv[i], "--version")==0) {
 369                 printf("Window Maker %s\n", VERSION);
 370                 exit(0);
 371             } else if (strcmp(argv[i], "--global_defaults_path")==0) {
 372                 puts(SYSCONFDIR);
 373                 exit(0);
 374             } else if (strcmp(argv[i], "-locale")==0
 375                        || strcmp(argv[i], "--locale")==0) {
 376                 i++;
 377                 if (i>=argc) {
 378                     wwarning(_("too few arguments for %s"), argv[i-1]);
 379                     exit(0);
 380                 }
 381                 Locale = argv[i];
 382             } else if (strcmp(argv[i], "-display")==0) {
 383                 i++;
 384                 if (i>=argc) {
 385                     wwarning(_("too few arguments for %s"), argv[i-1]);
 386                     exit(0);
 387                 }
 388                 DisplayName = argv[i];
 389             } else if (strcmp(argv[i], "-visualid")==0
 390                        || strcmp(argv[i], "--visual-id")==0) {
 391                 i++;
 392                 if (i>=argc) {
 393                     wwarning(_("too few arguments for %s"), argv[i-1]);
 394                     exit(0);
 395                 }
 396                 if (sscanf(argv[i], "%i", &wVisualID)!=1) {
 397                     wwarning(_("bad value for visualid: \"%s\""), argv[i]);
 398                     exit(0);
 399                 }
 400             } else if (strcmp(argv[i], "-static")==0
 401                        || strcmp(argv[i], "--static")==0) {
 402
 403                 wPreferences.flags.noupdates = 1;
 404 #ifdef XSMP_ENABLED
 405             } else if (strcmp(argv[i], "-clientid")==0
 406                        || strcmp(argv[i], "-restore")==0) {
 407                 i++;
 408                 if (i>=argc) {
 409                     wwarning(_("too few arguments for %s"), argv[i-1]);
 410                     exit(0);
 411                 }
 412 #endif
 413             } else if (strcmp(argv[i], "--help")==0) {
 414                 print_help();
 415                 exit(0);
 416             } else {
 417                 printf(_("%s: invalid argument '%s'\n"), argv[0], argv[i]);
 418                 printf(_("Try '%s --help' for more information\n"), argv[0]);
 419                 exit(1);
 420             }
 421         }
 422     }
 423
 424     if (!wPreferences.flags.noupdates) {
 425         /* check existence of Defaults DB directory */
 426         check_defaults();
 427     }
 428
 429 #if 0
 430     tmp = getenv("LANG");
 431     if (tmp) {
 432         if (setlocale(LC_ALL,"") == NULL) {
 433             wwarning("cannot set locale %s", tmp);
 434             wwarning("falling back to C locale");
 435             setlocale(LC_ALL,"C");
 436             Locale = NULL;
 437         } else {
 438             if (strcmp(tmp, "C")==0 || strcmp(tmp, "POSIX")==0)
 439               Locale = NULL;
 440             else
 441               Locale = tmp;
 442         }
 443     } else {
 444         Locale = NULL;
 445     }
 446 #endif
 447     if (!Locale) {
 448         Locale = getenv("LANG");
 449     }
 450     setlocale(LC_ALL, Locale);
 451     if (!Locale || strcmp(Locale, "C")==0 || strcmp(Locale, "POSIX")==0)
 452       Locale = NULL;
 453 #ifdef I18N
 454     if (getenv("NLSPATH"))
 455       bindtextdomain("WindowMaker", getenv("NLSPATH"));
 456     else
 457       bindtextdomain("WindowMaker", LOCALEDIR);
 458     textdomain("WindowMaker");
 459
 460     if (!XSupportsLocale()) {
 461         wwarning(_("X server does not support locale"));
 462     }
 463     if (XSetLocaleModifiers("") == NULL) {
 464         wwarning(_("cannot set locale modifiers"));
 465     }
 466 #endif
 467
 468     if (Locale) {
 469         char *ptr;
 470
 471         Locale = wstrdup(Locale);
 472         ptr = strchr(Locale, '.');
 473         if (ptr)
 474             *ptr = 0;
 475     }
 476
 477
 478     /* open display */
 479     dpy = XOpenDisplay(DisplayName);
 480     if (dpy == NULL) {
 481         wfatal(_("could not open display \"%s\""), XDisplayName(DisplayName));
 482         exit(1);
 483     }
 484
 485     if (fcntl(ConnectionNumber(dpy), F_SETFD, FD_CLOEXEC) < 0) {
 486         wsyserror("error setting close-on-exec flag for X connection");
 487         exit(1);
 488     }
 489
 490     /* check if the user specified a complete display name (with screen).
 491      * If so, only manage the specified screen */
 492     if (DisplayName)
 493         str = strchr(DisplayName, ':');
 494     else
 495         str = NULL;
 496
 497     if (str && sscanf(str, "%i.%i", &d, &s)==2)
 498         multiHead = False;
 499
 500     DisplayName = XDisplayName(DisplayName);
 501     str = wmalloc(strlen(DisplayName)+64);
 502     sprintf(str, "DISPLAY=%s", DisplayName);
 503     putenv(str);
 504
 505 #ifdef DEBUG
 506     XSynchronize(dpy, True);
 507 #endif
 508
 509     wXModifierInitialize();
 510
 511 #ifdef SOUNDS
 512     wSoundInitialize();
 513 #endif
 514
 515 #ifdef XSMP_ENABLED
 516     wSessionConnectManager(argv, argc);
 517 #endif
 518
 519     StartUp(!multiHead);
 520
 521     execInitScript();
 522
 523     EventLoop();
 524     return -1;
 525 }