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
  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 #ifdef MWM_HINTS
 105 /* MWM support */
 106 Atom _XA_MOTIF_WM_HINTS;
 107 #endif
 108
 109 Atom _XA_WINDOWMAKER_MENU;
 110 Atom _XA_WINDOWMAKER_WM_PROTOCOLS;
 111 Atom _XA_WINDOWMAKER_STATE;
 112
 113 Atom _XA_WINDOWMAKER_WM_FUNCTION;
 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 static char **Arguments;
 155 static int ArgCount;
 156
 157 extern void EventLoop();
 158 extern void StartUp();
 159
 160
 161 void
 162 Exit(int status)
 163 {
 164 #ifdef R6SM
 165     wSessionDisconnectManager();
 166 #endif
 167     XCloseDisplay(dpy);
 168
 169     exit(status);
 170 }
 171
 172 void
 173 Restart(char *manager)
 174 {
 175     char *prog=NULL;
 176     char *argv[MAX_RESTART_ARGS];
 177     int i;
 178
 179     if (manager && manager[0]!=0) {
 180         prog = argv[0] = strtok(manager, " ");
 181         for (i=1; i<MAX_RESTART_ARGS; i++) {
 182             argv[i]=strtok(NULL, " ");
 183             if (argv[i]==NULL) {
 184                 break;
 185             }
 186         }
 187     }
 188 #ifdef R6SM
 189     wSessionDisconnectManager();
 190 #endif
 191     XCloseDisplay(dpy);
 192     if (!prog)
 193       execvp(Arguments[0], Arguments);
 194     else {
 195         execvp(prog, argv);
 196         /* fallback */
 197         execv(Arguments[0], Arguments);
 198     }
 199     wsyserror(_("could not exec window manager"));
 200     wfatal(_("Restart failed!!!"));
 201     exit(-1);
 202 }
 203
 204
 205
 206 void
 207 SetupEnvironment(WScreen *scr)
 208 {
 209     char *tmp, *ptr;
 210     char buf[16];
 211
 212     if (wScreenCount > 1) {
 213         tmp = wmalloc(strlen(DisplayName)+64);
 214         sprintf(tmp, "DISPLAY=%s", XDisplayName(DisplayName));
 215         ptr = strchr(strchr(tmp, ':'), '.');
 216         if (ptr)
 217             *ptr = 0;
 218         sprintf(buf, ".%i", scr->screen);
 219         strcat(tmp, buf);
 220         putenv(tmp);
 221     }
 222     tmp = wmalloc(60);
 223     sprintf(tmp, "WRASTER_COLOR_RESOLUTION%i=%i", scr->screen,
 224                 scr->rcontext->attribs->colors_per_channel);
 225     putenv(tmp);
 226 }
 227
 228
 229 /*
 230  *---------------------------------------------------------------------
 231  * wAbort--
 232  *      Do a major cleanup and exit the program
 233  *
 234  *----------------------------------------------------------------------
 235  */
 236 void
 237 wAbort(Bool dumpCore)
 238 {
 239     int i;
 240     WScreen *scr;
 241
 242     for (i=0; i<wScreenCount; i++) {
 243         scr = wScreenWithNumber(i);
 244         if (scr)
 245             RestoreDesktop(scr);
 246     }
 247     printf(_("%s aborted.\n"), ProgName);
 248     if (dumpCore)
 249         abort();
 250     else
 251         exit(1);
 252 }
 253
 254
 255 void
 256 print_help()
 257 {
 258     printf(_("usage: %s [-options]\n"), ProgName);
 259     puts(_("options:"));
 260 #ifdef USECPP
 261     puts(_(" -nocpp             disable preprocessing of configuration files"));
 262 #endif
 263     puts(_(" -nodock            do not open the application Dock"));
 264     puts(_(" -noclip            do not open the workspace Clip"));
 265     /*
 266     puts(_(" -locale locale             locale to use"));
 267     */
 268     puts(_(" -visualid visualid visual id of visual to use"));
 269     puts(_(" -display host:dpy  display to use"));
 270     puts(_(" -static            do not update or save configurations"));
 271     puts(_(" -version           print version and exit"));
 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             CloseDescriptors();
 302
 303             execl("/bin/sh", "/bin/sh", "-c", file, NULL);
 304             wsyserror(_("%s:could not execute initialization script"), file);
 305             exit(1);
 306         }
 307         free(file);
 308     }
 309 }
 310
 311
 312 void
 313 ExecExitScript()
 314 {
 315     char *file;
 316
 317     file = wfindfile(DEF_CONFIG_PATHS, DEF_EXIT_SCRIPT);
 318     if (file) {
 319         if (fork()==0) {
 320             CloseDescriptors();
 321
 322             execl("/bin/sh", "/bin/sh", "-c", file, NULL);
 323             wsyserror(_("%s:could not execute exit script"), file);
 324             exit(1);
 325         }
 326         free(file);
 327     }
 328 }
 329
 330
 331
 332 int
 333 main(int argc, char **argv)
 334 {
 335     int i, restart=0;
 336     Bool multiHead = True;
 337     char *str;
 338     int d, s;
 339
 340     ArgCount = argc;
 341     Arguments = argv;
 342
 343     WMInitializeApplication("WindowMaker", &argc, argv);
 344
 345
 346     ProgName = strrchr(argv[0],'/');
 347     if (!ProgName)
 348       ProgName = argv[0];
 349     else
 350       ProgName++;
 351
 352
 353     restart = 0;
 354
 355     memset(&wPreferences, 0, sizeof(WPreferences));
 356
 357     if (argc>1) {
 358         for (i=1; i<argc; i++) {
 359 #ifdef USECPP
 360             if (strcmp(argv[i], "-nocpp")==0) {
 361                 wPreferences.flags.nocpp=1;
 362             } else
 363 #endif
 364             if (strcmp(argv[i], "-nodock")==0) {
 365                 wPreferences.flags.nodock=1;
 366             } else if (strcmp(argv[i], "-noclip")==0) {
 367                 wPreferences.flags.noclip=1;
 368             } else if (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                 printf("%s/Defaults/WindowMaker", PKGDATADIR);
 373                 exit(0);
 374             } else if (strcmp(argv[i], "-locale")==0) {
 375                 i++;
 376                 if (i>=argc) {
 377                     wwarning(_("too few arguments for %s"), argv[i-1]);
 378                     exit(0);
 379                 }
 380                 Locale = argv[i];
 381             } else if (strcmp(argv[i], "-display")==0) {
 382                 i++;
 383                 if (i>=argc) {
 384                     wwarning(_("too few arguments for %s"), argv[i-1]);
 385                     exit(0);
 386                 }
 387                 DisplayName = argv[i];
 388             } else if (strcmp(argv[i], "-visualid")==0) {
 389                 i++;
 390                 if (i>=argc) {
 391                     wwarning(_("too few arguments for %s"), argv[i-1]);
 392                     exit(0);
 393                 }
 394                 if (sscanf(argv[i], "%i", &wVisualID)!=1) {
 395                     wwarning(_("bad value for visualid: \"%s\""), argv[i]);
 396                     exit(0);
 397                 }
 398             } else if (strcmp(argv[i], "-static")==0) {
 399                 wPreferences.flags.noupdates = 1;
 400 #ifdef R6SM
 401             } else if (strcmp(argv[i], "-clientid")==0
 402                        || strcmp(argv[i], "-restore")==0) {
 403                 i++;
 404                 if (i>=argc) {
 405                     wwarning(_("too few arguments for %s"), argv[i-1]);
 406                     exit(0);
 407                 }
 408 #endif
 409             } else {
 410                 print_help();
 411                 exit(0);
 412             }
 413         }
 414     }
 415
 416     if (!wPreferences.flags.noupdates) {
 417         /* check existence of Defaults DB directory */
 418         check_defaults();
 419     }
 420
 421 #if 0
 422     tmp = getenv("LANG");
 423     if (tmp) {
 424         if (setlocale(LC_ALL,"") == NULL) {
 425             wwarning("cannot set locale %s", tmp);
 426             wwarning("falling back to C locale");
 427             setlocale(LC_ALL,"C");
 428             Locale = NULL;
 429         } else {
 430             if (strcmp(tmp, "C")==0 || strcmp(tmp, "POSIX")==0)
 431               Locale = NULL;
 432             else
 433               Locale = tmp;
 434         }
 435     } else {
 436         Locale = NULL;
 437     }
 438 #endif
 439     if (!Locale) {
 440         Locale = getenv("LANG");
 441     }
 442     setlocale(LC_ALL, Locale);
 443     if (!Locale || strcmp(Locale, "C")==0 || strcmp(Locale, "POSIX")==0)
 444       Locale = NULL;
 445 #ifdef I18N
 446     if (getenv("NLSPATH"))
 447       bindtextdomain("WindowMaker", getenv("NLSPATH"));
 448     else
 449       bindtextdomain("WindowMaker", NLSDIR);
 450     textdomain("WindowMaker");
 451
 452     if (!XSupportsLocale()) {
 453         wwarning(_("X server does not support locale"));
 454     }
 455     if (XSetLocaleModifiers("") == NULL) {
 456         wwarning(_("cannot set locale modifiers"));
 457     }
 458 #endif
 459
 460     if (Locale) {
 461         char *ptr;
 462
 463         Locale = wstrdup(Locale);
 464         ptr = strchr(Locale, '.');
 465         if (ptr)
 466             *ptr = 0;
 467     }
 468
 469
 470     /* open display */
 471     dpy = XOpenDisplay(DisplayName);
 472     if (dpy == NULL) {
 473         wfatal(_("could not open display \"%s\""), XDisplayName(DisplayName));
 474         exit(1);
 475     }
 476
 477     /* check if the user specified a complete display name (with screen).
 478      * If so, only manage the specified screen */
 479     if (DisplayName)
 480         str = strchr(DisplayName, ':');
 481     else
 482         str = NULL;
 483     if (!str)
 484         str = "";
 485     if (sscanf(str, "%i.%i", &d, &s)==2)
 486         multiHead = False;
 487
 488     DisplayName = XDisplayName(DisplayName);
 489     str = wmalloc(strlen(DisplayName)+64);
 490     sprintf(str, "DISPLAY=%s", DisplayName);
 491     putenv(str);
 492
 493 #ifdef DEBUG
 494     XSynchronize(dpy, True);
 495 #endif
 496
 497     wXModifierInitialize();
 498
 499 #ifdef SOUNDS
 500     wSoundInitialize();
 501 #endif
 502
 503 #ifdef R6SM
 504     wSessionConnectManager(argv, argc);
 505 #endif
 506
 507     StartUp(!multiHead);
 508
 509     execInitScript();
 510
 511     EventLoop();
 512     return -1;
 513 }