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 **Arguments;
  62 int ArgCount;
  63
  64 char *ProgName;
  65
  66 unsigned int ValidModMask = 0xff;
  67
  68 /* locale to use. NULL==POSIX or C */
  69 char *Locale=NULL;
  70
  71 int wScreenCount=0;
  72
  73 WPreferences wPreferences;
  74
  75
  76 proplist_t wDomainName;
  77 proplist_t wAttributeDomainName;
  78
  79 WShortKey wKeyBindings[WKBD_LAST];
  80
  81 /* defaults domains */
  82 WDDomain *WDWindowMaker = NULL;
  83 WDDomain *WDRootMenu = NULL;
  84 WDDomain *WDWindowAttributes = NULL;
  85
  86
  87 /* XContexts */
  88 XContext wWinContext;
  89 XContext wAppWinContext;
  90 XContext wStackContext;
  91
  92 /* Atoms */
  93 Atom _XA_WM_STATE;
  94 Atom _XA_WM_CHANGE_STATE;
  95 Atom _XA_WM_PROTOCOLS;
  96 Atom _XA_WM_TAKE_FOCUS;
  97 Atom _XA_WM_DELETE_WINDOW;
  98 Atom _XA_WM_SAVE_YOURSELF;
  99 Atom _XA_WM_CLIENT_LEADER;
 100 Atom _XA_WM_COLORMAP_WINDOWS;
 101 Atom _XA_WM_COLORMAP_NOTIFY;
 102
 103 Atom _XA_GNUSTEP_WM_ATTR;
 104 Atom _XA_GNUSTEP_WM_MINIATURIZE_WINDOW;
 105 Atom _XA_GNUSTEP_WM_RESIZEBAR;
 106
 107 Atom _XA_WINDOWMAKER_MENU;
 108 Atom _XA_WINDOWMAKER_WM_PROTOCOLS;
 109 Atom _XA_WINDOWMAKER_STATE;
 110
 111 Atom _XA_WINDOWMAKER_WM_FUNCTION;
 112 Atom _XA_WINDOWMAKER_NOTICEBOARD;
 113 Atom _XA_WINDOWMAKER_COMMAND;
 114
 115 #ifdef OFFIX_DND
 116 Atom _XA_DND_PROTOCOL;
 117 Atom _XA_DND_SELECTION;
 118 #endif
 119 #ifdef XDE_DND
 120 Atom _XA_XDE_REQUEST;
 121 Atom _XA_XDE_ENTER;
 122 Atom _XA_XDE_LEAVE;
 123 Atom _XA_XDE_DATA_AVAILABLE;
 124 Atom _XDE_FILETYPE;
 125 Atom _XDE_URLTYPE;
 126 #endif
 127
 128
 129 /* cursors */
 130 Cursor wCursor[WCUR_LAST];
 131
 132 /* last event timestamp for XSetInputFocus */
 133 Time LastTimestamp;
 134 /* timestamp on the last time we did XSetInputFocus() */
 135 Time LastFocusChange;
 136
 137 #ifdef SHAPE
 138 Bool wShapeSupported;
 139 int wShapeEventBase;
 140 #endif
 141
 142
 143 /* special flags */
 144 char WProgramState = WSTATE_NORMAL;
 145 char WDelayedActionSet = 0;
 146
 147 /* temporary stuff */
 148 int wVisualID = -1;
 149
 150
 151 /******** End Global Variables *****/
 152
 153 static char *DisplayName = NULL;
 154
 155 extern void EventLoop();
 156 extern void StartUp();
 157
 158
 159 void
 160 Exit(int status)
 161 {
 162 #ifdef XSMP_ENABLED
 163     wSessionDisconnectManager();
 164 #endif
 165     if (dpy)
 166         XCloseDisplay(dpy);
 167
 168     exit(status);
 169 }
 170
 171 void
 172 Restart(char *manager)
 173 {
 174     char *prog=NULL;
 175     char *argv[MAX_RESTART_ARGS];
 176     int i;
 177
 178     if (manager && manager[0]!=0) {
 179         prog = argv[0] = strtok(manager, " ");
 180         for (i=1; i<MAX_RESTART_ARGS; i++) {
 181             argv[i]=strtok(NULL, " ");
 182             if (argv[i]==NULL) {
 183                 break;
 184             }
 185         }
 186     }
 187     if (dpy) {
 188 #ifdef XSMP_ENABLED
 189         wSessionDisconnectManager();
 190 #endif
 191         XCloseDisplay(dpy);
 192         dpy = NULL;
 193     }
 194     if (!prog)
 195       execvp(Arguments[0], Arguments);
 196     else {
 197         execvp(prog, argv);
 198         /* fallback */
 199         execv(Arguments[0], Arguments);
 200     }
 201     wsyserror(_("could not exec window manager"));
 202     wfatal(_("Restart failed!!!"));
 203     exit(-1);
 204 }
 205
 206
 207
 208 void
 209 SetupEnvironment(WScreen *scr)
 210 {
 211     char *tmp, *ptr;
 212     char buf[16];
 213
 214     if (wScreenCount > 1) {
 215         tmp = wmalloc(strlen(DisplayName)+64);
 216         sprintf(tmp, "DISPLAY=%s", XDisplayName(DisplayName));
 217         ptr = strchr(strchr(tmp, ':'), '.');
 218         if (ptr)
 219             *ptr = 0;
 220         sprintf(buf, ".%i", scr->screen);
 221         strcat(tmp, buf);
 222         putenv(tmp);
 223     }
 224     tmp = wmalloc(60);
 225     sprintf(tmp, "WRASTER_COLOR_RESOLUTION%i=%i", scr->screen,
 226                 scr->rcontext->attribs->colors_per_channel);
 227     putenv(tmp);
 228 }
 229
 230
 231 /*
 232  *---------------------------------------------------------------------
 233  * wAbort--
 234  *      Do a major cleanup and exit the program
 235  *
 236  *----------------------------------------------------------------------
 237  */
 238 void
 239 wAbort(Bool dumpCore)
 240 {
 241     int i;
 242     WScreen *scr;
 243
 244     for (i=0; i<wScreenCount; i++) {
 245         scr = wScreenWithNumber(i);
 246         if (scr)
 247             RestoreDesktop(scr);
 248     }
 249     printf(_("%s aborted.\n"), ProgName);
 250     if (dumpCore)
 251         abort();
 252     else
 253         exit(1);
 254 }
 255
 256
 257 void
 258 print_help()
 259 {
 260     printf(_("Usage: %s [options]\n"), ProgName);
 261     puts(_("The Window Maker window manager for the X window system"));
 262     puts("");
 263     puts(_(" -display host:dpy  display to use"));
 264 #ifdef USECPP
 265     puts(_(" --no-cpp           disable preprocessing of configuration files"));
 266 #endif
 267     puts(_(" --no-dock          do not open the application Dock"));
 268     puts(_(" --no-clip          do not open the workspace Clip"));
 269     /*
 270     puts(_(" --locale locale            locale to use"));
 271     */
 272     puts(_(" --visual-id visualid       visual id of visual to use"));
 273     puts(_(" --static           do not update or save configurations"));
 274 #ifdef DEBUG
 275     puts(_(" --synchronous              turn on synchronous display mode"));
 276 #endif
 277     puts(_(" --version          print version and exit"));
 278     puts(_(" --help                     show this message"));
 279 }
 280
 281
 282
 283 void
 284 check_defaults()
 285 {
 286     char *path;
 287
 288     path = wdefaultspathfordomain("");
 289     if (access(path, R_OK)!=0) {
 290         wfatal(_("could not find user GNUstep directory (%s).\n"
 291                  "Make sure you have installed Window Maker correctly and run wmaker.inst"),
 292                path);
 293         exit(1);
 294     }
 295
 296     free(path);
 297 }
 298
 299
 300 static void
 301 execInitScript()
 302 {
 303     char *file;
 304
 305     file = wfindfile(DEF_CONFIG_PATHS, DEF_INIT_SCRIPT);
 306     if (file) {
 307         if (system(file) != 0) {
 308             wsyserror(_("%s:could not execute initialization script"), file);
 309         }
 310 #if 0
 311         if (fork()==0) {
 312             execl("/bin/sh", "/bin/sh", "-c", file, NULL);
 313             wsyserror(_("%s:could not execute initialization script"), file);
 314             exit(1);
 315         }
 316 #endif
 317         free(file);
 318     }
 319 }
 320
 321
 322 void
 323 ExecExitScript()
 324 {
 325     char *file;
 326
 327     file = wfindfile(DEF_CONFIG_PATHS, DEF_EXIT_SCRIPT);
 328     if (file) {
 329         if (system(file) != 0) {
 330             wsyserror(_("%s:could not execute exit script"), file);
 331         }
 332 #if 0
 333         if (fork()==0) {
 334             execl("/bin/sh", "/bin/sh", "-c", file, NULL);
 335             wsyserror(_("%s:could not execute exit script"), file);
 336             exit(1);
 337         }
 338 #endif
 339         free(file);
 340     }
 341 }
 342
 343
 344
 345 int
 346 main(int argc, char **argv)
 347 {
 348     int i, restart=0;
 349     Bool multiHead = True;
 350     char *str;
 351     int d, s;
 352 #ifdef DEBUG
 353     Bool doSync = False;
 354 #endif
 355
 356     wsetabort(wAbort);
 357
 358     ArgCount = argc;
 359     Arguments = argv;
 360
 361     WMInitializeApplication("WindowMaker", &argc, argv);
 362
 363
 364     ProgName = strrchr(argv[0],'/');
 365     if (!ProgName)
 366       ProgName = argv[0];
 367     else
 368       ProgName++;
 369
 370
 371     restart = 0;
 372
 373     memset(&wPreferences, 0, sizeof(WPreferences));
 374
 375     if (argc>1) {
 376         for (i=1; i<argc; i++) {
 377 #ifdef USECPP
 378             if (strcmp(argv[i], "-nocpp")==0
 379                 || strcmp(argv[i], "--no-cpp")==0) {
 380                 wPreferences.flags.nocpp=1;
 381             } else
 382 #endif
 383             if (strcmp(argv[i], "-nodock")==0
 384                 || strcmp(argv[i], "--no-dock")==0) {
 385                 wPreferences.flags.nodock=1;
 386             } else if (strcmp(argv[i], "-noclip")==0
 387                        || strcmp(argv[i], "--no-clip")==0) {
 388                 wPreferences.flags.noclip=1;
 389             } else if (strcmp(argv[i], "-version")==0
 390                        || strcmp(argv[i], "--version")==0) {
 391                 printf("Window Maker %s\n", VERSION);
 392                 exit(0);
 393             } else if (strcmp(argv[i], "--global_defaults_path")==0) {
 394                 puts(SYSCONFDIR);
 395                 exit(0);
 396 #ifdef DEBUG
 397             } else if (strcmp(argv[i], "--synchronous")==0) {
 398                 doSync = 1;
 399 #endif
 400             } else if (strcmp(argv[i], "-locale")==0
 401                        || strcmp(argv[i], "--locale")==0) {
 402                 i++;
 403                 if (i>=argc) {
 404                     wwarning(_("too few arguments for %s"), argv[i-1]);
 405                     exit(0);
 406                 }
 407                 Locale = argv[i];
 408             } else if (strcmp(argv[i], "-display")==0) {
 409                 i++;
 410                 if (i>=argc) {
 411                     wwarning(_("too few arguments for %s"), argv[i-1]);
 412                     exit(0);
 413                 }
 414                 DisplayName = argv[i];
 415             } else if (strcmp(argv[i], "-visualid")==0
 416                        || strcmp(argv[i], "--visual-id")==0) {
 417                 i++;
 418                 if (i>=argc) {
 419                     wwarning(_("too few arguments for %s"), argv[i-1]);
 420                     exit(0);
 421                 }
 422                 if (sscanf(argv[i], "%i", &wVisualID)!=1) {
 423                     wwarning(_("bad value for visualid: \"%s\""), argv[i]);
 424                     exit(0);
 425                 }
 426             } else if (strcmp(argv[i], "-static")==0
 427                        || strcmp(argv[i], "--static")==0) {
 428
 429                 wPreferences.flags.noupdates = 1;
 430 #ifdef XSMP_ENABLED
 431             } else if (strcmp(argv[i], "-clientid")==0
 432                        || strcmp(argv[i], "-restore")==0) {
 433                 i++;
 434                 if (i>=argc) {
 435                     wwarning(_("too few arguments for %s"), argv[i-1]);
 436                     exit(0);
 437                 }
 438 #endif
 439             } else if (strcmp(argv[i], "--help")==0) {
 440                 print_help();
 441                 exit(0);
 442             } else {
 443                 printf(_("%s: invalid argument '%s'\n"), argv[0], argv[i]);
 444                 printf(_("Try '%s --help' for more information\n"), argv[0]);
 445                 exit(1);
 446             }
 447         }
 448     }
 449
 450     if (!wPreferences.flags.noupdates) {
 451         /* check existence of Defaults DB directory */
 452         check_defaults();
 453     }
 454
 455 #if 0
 456     tmp = getenv("LANG");
 457     if (tmp) {
 458         if (setlocale(LC_ALL,"") == NULL) {
 459             wwarning("cannot set locale %s", tmp);
 460             wwarning("falling back to C locale");
 461             setlocale(LC_ALL,"C");
 462             Locale = NULL;
 463         } else {
 464             if (strcmp(tmp, "C")==0 || strcmp(tmp, "POSIX")==0)
 465               Locale = NULL;
 466             else
 467               Locale = tmp;
 468         }
 469     } else {
 470         Locale = NULL;
 471     }
 472 #endif
 473     if (!Locale) {
 474         Locale = getenv("LANG");
 475     }
 476     setlocale(LC_ALL, Locale);
 477     if (!Locale || strcmp(Locale, "C")==0 || strcmp(Locale, "POSIX")==0)
 478       Locale = NULL;
 479 #ifdef I18N
 480     if (getenv("NLSPATH"))
 481       bindtextdomain("WindowMaker", getenv("NLSPATH"));
 482     else
 483       bindtextdomain("WindowMaker", LOCALEDIR);
 484     textdomain("WindowMaker");
 485
 486     if (!XSupportsLocale()) {
 487         wwarning(_("X server does not support locale"));
 488     }
 489     if (XSetLocaleModifiers("") == NULL) {
 490         wwarning(_("cannot set locale modifiers"));
 491     }
 492 #endif
 493
 494     if (Locale) {
 495         char *ptr;
 496
 497         Locale = wstrdup(Locale);
 498         ptr = strchr(Locale, '.');
 499         if (ptr)
 500             *ptr = 0;
 501     }
 502
 503
 504     /* open display */
 505     dpy = XOpenDisplay(DisplayName);
 506     if (dpy == NULL) {
 507         wfatal(_("could not open display \"%s\""), XDisplayName(DisplayName));
 508         exit(1);
 509     }
 510
 511     if (fcntl(ConnectionNumber(dpy), F_SETFD, FD_CLOEXEC) < 0) {
 512         wsyserror("error setting close-on-exec flag for X connection");
 513         exit(1);
 514     }
 515
 516     /* check if the user specified a complete display name (with screen).
 517      * If so, only manage the specified screen */
 518     if (DisplayName)
 519         str = strchr(DisplayName, ':');
 520     else
 521         str = NULL;
 522
 523     if (str && sscanf(str, "%i.%i", &d, &s)==2)
 524         multiHead = False;
 525
 526     DisplayName = XDisplayName(DisplayName);
 527     str = wmalloc(strlen(DisplayName)+64);
 528     sprintf(str, "DISPLAY=%s", DisplayName);
 529     putenv(str);
 530
 531 #ifdef DEBUG
 532     if (doSync)
 533         XSynchronize(dpy, True);
 534 #endif
 535
 536     wXModifierInitialize();
 537
 538 #ifdef XSMP_ENABLED
 539     wSessionConnectManager(argv, argc);
 540 #endif
 541
 542     StartUp(!multiHead);
 543
 544     execInitScript();
 545
 546     EventLoop();
 547     return -1;
 548 }