src/main.c

   1 /*
   2  *  WindowMaker 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
  50 #include <proplist.h>
  51
  52
  53 /****** Global Variables ******/
  54
  55 /* general info */
  56
  57 Display *dpy;
  58
  59 char *ProgName;
  60
  61 unsigned int ValidModMask = 0xff;
  62
  63 /* locale to use. NULL==POSIX or C */
  64 char *Locale=NULL;
  65
  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
  98 Atom _XA_GNUSTEP_WM_ATTR;
  99 Atom _XA_WINDOWMAKER_WM_MINIATURIZE_WINDOW;
 100 Atom _XA_GNUSTEP_WM_RESIZEBAR;
 101
 102 #ifdef MWM_HINTS
 103 /* MWM support */
 104 Atom _XA_MOTIF_WM_HINTS;
 105 #endif
 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
 113 #ifdef OFFIX_DND
 114 Atom _XA_DND_PROTOCOL;
 115 Atom _XA_DND_SELECTION;
 116 #endif
 117
 118
 119 /* cursors */
 120 Cursor wCursor[WCUR_LAST];
 121
 122 /* last event timestamp for XSetInputFocus */
 123 Time LastTimestamp;
 124 /* timestamp on the last time we did XSetInputFocus() */
 125 Time LastFocusChange;
 126
 127 #ifdef SHAPE
 128 int ShapeEventBase;
 129 #endif
 130
 131
 132 /* special flags */
 133 char WRestartASAP = 0;
 134 char WExitASAP = 0;
 135 char WDelayedActionSet = 0;
 136
 137 /* temporary stuff */
 138 int wVisualID = -1;
 139
 140
 141 /******** End Global Variables *****/
 142
 143 static char *DisplayName = NULL;
 144 static char **Arguments;
 145 static int ArgCount;
 146
 147 extern void EventLoop();
 148 extern void StartUp();
 149
 150
 151
 152 void
 153 Restart(char *manager)
 154 {
 155     char *prog=NULL;
 156     char *argv[MAX_RESTART_ARGS];
 157     int i;
 158
 159     if (manager && manager[0]!=0) {
 160         prog = argv[0] = strtok(manager, " ");
 161         for (i=1; i<MAX_RESTART_ARGS; i++) {
 162             argv[i]=strtok(NULL, " ");
 163             if (argv[i]==NULL) {
 164                 break;
 165             }
 166         }
 167     }
 168
 169     XCloseDisplay(dpy);
 170     if (!prog)
 171       execvp(Arguments[0], Arguments);
 172     else {
 173         execvp(prog, argv);
 174         /* fallback */
 175         execv(Arguments[0], Arguments);
 176     }
 177     wfatal(_("Restart failed!!!"));
 178     exit(-1);
 179 }
 180
 181
 182
 183 void
 184 SetupEnvironment(WScreen *scr)
 185 {
 186     char *tmp, *ptr;
 187     char buf[16];
 188
 189     if (wScreenCount == 1)
 190         return;
 191
 192     tmp = wmalloc(strlen(DisplayName)+64);
 193     sprintf(tmp, "DISPLAY=%s", XDisplayName(DisplayName));
 194     ptr = strchr(strchr(DisplayName, ':'), '.');
 195     if (ptr)
 196         *ptr = 0;
 197     sprintf(buf, ".%i", scr->screen);
 198     strcat(tmp, buf);
 199     putenv(tmp);
 200 }
 201
 202
 203 /*
 204  *---------------------------------------------------------------------
 205  * wAbort--
 206  *      Do a major cleanup and exit the program
 207  *
 208  *----------------------------------------------------------------------
 209  */
 210 void
 211 wAbort(Bool dumpCore)
 212 {
 213     int i;
 214     WScreen *scr;
 215
 216     for (i=0; i<wScreenCount; i++) {
 217         scr = wScreenWithNumber(i);
 218         if (scr)
 219             RestoreDesktop(scr);
 220     }
 221     printf(_("%s aborted.\n"), ProgName);
 222     if (dumpCore)
 223         abort();
 224     else
 225         exit(1);
 226 }
 227
 228
 229 void
 230 print_help()
 231 {
 232     printf(_("usage: %s [-options]\n"), ProgName);
 233     puts(_("options:"));
 234 #ifdef USECPP
 235     puts(_(" -nocpp             disable preprocessing of configuration files"));
 236 #endif
 237     puts(_(" -nodock            do not open the application Dock"));
 238     puts(_(" -noclip            do not open the workspace Clip"));
 239     /*
 240     puts(_(" -locale locale             locale to use"));
 241     */
 242     puts(_(" -visualid visualid visual id of visual to use"));
 243     puts(_(" -display host:dpy  display to use"));
 244     puts(_(" -version           print version and exit"));
 245 }
 246
 247
 248
 249 void
 250 check_defaults()
 251 {
 252     char *path;
 253
 254     path = wdefaultspathfordomain("");
 255     if (access(path, R_OK)!=0) {
 256         wfatal(_("could not find user GNUstep directory.\n"
 257                  "Make sure you have installed WindowMaker correctly and run wmaker.inst"));
 258         exit(1);
 259     }
 260
 261     free(path);
 262 }
 263
 264
 265
 266 static void
 267 execInitScript()
 268 {
 269     char *file;
 270
 271     file = wfindfile(DEF_CONFIG_PATHS, DEF_INIT_SCRIPT);
 272     if (file) {
 273         if (fork()==0) {
 274             close(ConnectionNumber(dpy));
 275
 276             execl("/bin/sh", "/bin/sh", "-c", file, NULL);
 277             wsyserror(_("%s:could not execute initialization script"), file);
 278             exit(1);
 279         }
 280         free(file);
 281     }
 282 }
 283
 284
 285 void
 286 ExecExitScript()
 287 {
 288     char *file;
 289
 290     file = wfindfile(DEF_CONFIG_PATHS, DEF_EXIT_SCRIPT);
 291     if (file) {
 292         if (fork()==0) {
 293             close(ConnectionNumber(dpy));
 294
 295             execl("/bin/sh", "/bin/sh", "-c", file, NULL);
 296             wsyserror(_("%s:could not execute exit script"), file);
 297             exit(1);
 298         }
 299         free(file);
 300     }
 301 }
 302
 303
 304
 305 int
 306 main(int argc, char **argv)
 307 {
 308     int i, restart=0;
 309     Bool multiHead = True;
 310     char *str;
 311     int d, s;
 312
 313     ArgCount = argc;
 314     Arguments = argv;
 315
 316     WMInitializeApplication("WindowMaker", &argc, argv);
 317
 318
 319     ProgName = strrchr(argv[0],'/');
 320     if (!ProgName)
 321       ProgName = argv[0];
 322     else
 323       ProgName++;
 324
 325
 326     /* check existence of Defaults DB directory */
 327     check_defaults();
 328
 329     restart = 0;
 330
 331     memset(&wPreferences, 0, sizeof(WPreferences));
 332
 333     if (argc>1) {
 334         for (i=1; i<argc; i++) {
 335 #ifdef USECPP
 336             if (strcmp(argv[i], "-nocpp")==0) {
 337                 wPreferences.flags.nocpp=1;
 338             } else
 339 #endif
 340             if (strcmp(argv[i], "-nodock")==0) {
 341                 wPreferences.flags.nodock=1;
 342             } else if (strcmp(argv[i], "-noclip")==0) {
 343                 wPreferences.flags.noclip=1;
 344             } else if (strcmp(argv[i], "-version")==0) {
 345                 printf("WindowMaker %s\n", VERSION);
 346                 exit(0);
 347             } else if (strcmp(argv[i], "-global_defaults_path")==0) {
 348                 printf("%s/Defaults/WindowMaker", PKGDATADIR);
 349                 exit(0);
 350             } else if (strcmp(argv[i], "-locale")==0) {
 351                 i++;
 352                 if (i>=argc) {
 353                     wwarning(_("too few arguments for %s"), argv[i-1]);
 354                     exit(0);
 355                 }
 356                 Locale = argv[i];
 357             } else if (strcmp(argv[i], "-display")==0) {
 358                 i++;
 359                 if (i>=argc) {
 360                     wwarning(_("too few arguments for %s"), argv[i-1]);
 361                     exit(0);
 362                 }
 363                 DisplayName = argv[i];
 364             } else if (strcmp(argv[i], "-visualid")==0) {
 365                 i++;
 366                 if (i>=argc) {
 367                     wwarning(_("too few arguments for %s"), argv[i-1]);
 368                     exit(0);
 369                 }
 370                 if (sscanf(argv[i], "%d", &wVisualID)!=1) {
 371                     wwarning(_("bad value for visualid: \"%s\""), argv[i]);
 372                     exit(0);
 373                 }
 374             } else {
 375                 print_help();
 376                 exit(0);
 377             }
 378         }
 379     }
 380 #if 0
 381     tmp = getenv("LANG");
 382     if (tmp) {
 383         if (setlocale(LC_ALL,"") == NULL) {
 384             wwarning("cannot set locale %s", tmp);
 385             wwarning("falling back to C locale");
 386             setlocale(LC_ALL,"C");
 387             Locale = NULL;
 388         } else {
 389             if (strcmp(tmp, "C")==0 || strcmp(tmp, "POSIX")==0)
 390               Locale = NULL;
 391             else
 392               Locale = tmp;
 393         }
 394     } else {
 395         Locale = NULL;
 396     }
 397 #endif
 398     if (!Locale) {
 399         Locale = getenv("LANG");
 400     }
 401     setlocale(LC_ALL, Locale);
 402     if (!Locale || strcmp(Locale, "C")==0 || strcmp(Locale, "POSIX")==0)
 403       Locale = NULL;
 404 #ifdef I18N
 405     if (getenv("NLSPATH"))
 406       bindtextdomain("WindowMaker", getenv("NLSPATH"));
 407     else
 408       bindtextdomain("WindowMaker", NLSDIR);
 409     textdomain("WindowMaker");
 410
 411     if (!XSupportsLocale()) {
 412         wwarning(_("X server does not support locale"));
 413     }
 414     if (XSetLocaleModifiers("") == NULL) {
 415         wwarning(_("cannot set locale modifiers"));
 416     }
 417 #endif
 418
 419     /* open display */
 420     dpy = XOpenDisplay(DisplayName);
 421     if (dpy == NULL) {
 422         wfatal(_("could not open display \"%s\""), XDisplayName(DisplayName));
 423         exit(1);
 424     }
 425
 426     /* check if the user specified a complete display name (with screen).
 427      * If so, only manage the specified screen */
 428     if (DisplayName)
 429         str = strchr(DisplayName, ':');
 430     else
 431         str = NULL;
 432     if (!str)
 433         str = "";
 434     if (sscanf(str, "%i.%i", &d, &s)==2)
 435         multiHead = False;
 436
 437     DisplayName = XDisplayName(DisplayName);
 438     str = wmalloc(strlen(DisplayName)+64);
 439     sprintf(str, "DISPLAY=%s", DisplayName);
 440     putenv(str);
 441
 442 #ifdef DEBUG
 443     XSynchronize(dpy, True);
 444 #endif
 445
 446     wXModifierInitialize();
 447
 448 #ifdef SOUNDS
 449     wSoundInitialize();
 450 #endif
 451     StartUp(!multiHead);
 452
 453     execInitScript();
 454
 455     EventLoop();
 456     return -1;
 457 }