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
  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_GNUSTEP_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 #ifdef XDE_DND
 118 Atom _XA_XDE_REQUEST;
 119 Atom _XA_XDE_ENTER;
 120 Atom _XA_XDE_LEAVE;
 121 Atom _XA_XDE_DATA_AVAILABLE;
 122 Atom _XDE_FILETYPE;
 123 Atom _XDE_URLTYPE;
 124 #endif
 125
 126
 127 /* cursors */
 128 Cursor wCursor[WCUR_LAST];
 129
 130 /* last event timestamp for XSetInputFocus */
 131 Time LastTimestamp;
 132 /* timestamp on the last time we did XSetInputFocus() */
 133 Time LastFocusChange;
 134
 135 #ifdef SHAPE
 136 Bool wShapeSupported;
 137 int wShapeEventBase;
 138 #endif
 139
 140
 141 /* special flags */
 142 char WProgramState = WSTATE_NORMAL;
 143 char WDelayedActionSet = 0;
 144
 145 /* temporary stuff */
 146 int wVisualID = -1;
 147
 148
 149 /******** End Global Variables *****/
 150
 151 static char *DisplayName = NULL;
 152 static char **Arguments;
 153 static int ArgCount;
 154
 155 extern void EventLoop();
 156 extern void StartUp();
 157
 158
 159
 160 void
 161 Restart(char *manager)
 162 {
 163     char *prog=NULL;
 164     char *argv[MAX_RESTART_ARGS];
 165     int i;
 166
 167     if (manager && manager[0]!=0) {
 168         prog = argv[0] = strtok(manager, " ");
 169         for (i=1; i<MAX_RESTART_ARGS; i++) {
 170             argv[i]=strtok(NULL, " ");
 171             if (argv[i]==NULL) {
 172                 break;
 173             }
 174         }
 175     }
 176
 177     XCloseDisplay(dpy);
 178     if (!prog)
 179       execvp(Arguments[0], Arguments);
 180     else {
 181         execvp(prog, argv);
 182         /* fallback */
 183         execv(Arguments[0], Arguments);
 184     }
 185     wsyserror(_("could not exec window manager"));
 186     wfatal(_("Restart failed!!!"));
 187     exit(-1);
 188 }
 189
 190
 191
 192 void
 193 SetupEnvironment(WScreen *scr)
 194 {
 195     char *tmp, *ptr;
 196     char buf[16];
 197
 198     if (wScreenCount > 1) {
 199         tmp = wmalloc(strlen(DisplayName)+64);
 200         sprintf(tmp, "DISPLAY=%s", XDisplayName(DisplayName));
 201         ptr = strchr(strchr(tmp, ':'), '.');
 202         if (ptr)
 203             *ptr = 0;
 204         sprintf(buf, ".%i", scr->screen);
 205         strcat(tmp, buf);
 206         putenv(tmp);
 207     }
 208     tmp = wmalloc(60);
 209     sprintf(tmp, "WRASTER_COLOR_RESOLUTION%i=%i", scr->screen,
 210                 scr->rcontext->attribs->colors_per_channel);
 211     putenv(tmp);
 212 }
 213
 214
 215 /*
 216  *---------------------------------------------------------------------
 217  * wAbort--
 218  *      Do a major cleanup and exit the program
 219  *
 220  *----------------------------------------------------------------------
 221  */
 222 void
 223 wAbort(Bool dumpCore)
 224 {
 225     int i;
 226     WScreen *scr;
 227
 228     for (i=0; i<wScreenCount; i++) {
 229         scr = wScreenWithNumber(i);
 230         if (scr)
 231             RestoreDesktop(scr);
 232     }
 233     printf(_("%s aborted.\n"), ProgName);
 234     if (dumpCore)
 235         abort();
 236     else
 237         exit(1);
 238 }
 239
 240
 241 void
 242 print_help()
 243 {
 244     printf(_("usage: %s [-options]\n"), ProgName);
 245     puts(_("options:"));
 246 #ifdef USECPP
 247     puts(_(" -nocpp             disable preprocessing of configuration files"));
 248 #endif
 249     puts(_(" -nodock            do not open the application Dock"));
 250     puts(_(" -noclip            do not open the workspace Clip"));
 251     /*
 252     puts(_(" -locale locale             locale to use"));
 253     */
 254     puts(_(" -visualid visualid visual id of visual to use"));
 255     puts(_(" -display host:dpy  display to use"));
 256     puts(_(" -version           print version and exit"));
 257 }
 258
 259
 260
 261 void
 262 check_defaults()
 263 {
 264     char *path;
 265
 266     path = wdefaultspathfordomain("");
 267     if (access(path, R_OK)!=0) {
 268         wfatal(_("could not find user GNUstep directory (%s).\n"
 269                  "Make sure you have installed Window Maker correctly and run wmaker.inst"),
 270                path);
 271         exit(1);
 272     }
 273
 274     free(path);
 275 }
 276
 277
 278
 279 static void
 280 execInitScript()
 281 {
 282     char *file;
 283
 284     file = wfindfile(DEF_CONFIG_PATHS, DEF_INIT_SCRIPT);
 285     if (file) {
 286         if (fork()==0) {
 287             close(ConnectionNumber(dpy));
 288
 289             execl("/bin/sh", "/bin/sh", "-c", file, NULL);
 290             wsyserror(_("%s:could not execute initialization script"), file);
 291             exit(1);
 292         }
 293         free(file);
 294     }
 295 }
 296
 297
 298 void
 299 ExecExitScript()
 300 {
 301     char *file;
 302
 303     file = wfindfile(DEF_CONFIG_PATHS, DEF_EXIT_SCRIPT);
 304     if (file) {
 305         if (fork()==0) {
 306             close(ConnectionNumber(dpy));
 307
 308             execl("/bin/sh", "/bin/sh", "-c", file, NULL);
 309             wsyserror(_("%s:could not execute exit script"), file);
 310             exit(1);
 311         }
 312         free(file);
 313     }
 314 }
 315
 316
 317
 318 int
 319 main(int argc, char **argv)
 320 {
 321     int i, restart=0;
 322     Bool multiHead = True;
 323     char *str;
 324     int d, s;
 325
 326     ArgCount = argc;
 327     Arguments = argv;
 328
 329     WMInitializeApplication("WindowMaker", &argc, argv);
 330
 331
 332     ProgName = strrchr(argv[0],'/');
 333     if (!ProgName)
 334       ProgName = argv[0];
 335     else
 336       ProgName++;
 337
 338
 339     /* check existence of Defaults DB directory */
 340     check_defaults();
 341
 342     restart = 0;
 343
 344     memset(&wPreferences, 0, sizeof(WPreferences));
 345
 346     if (argc>1) {
 347         for (i=1; i<argc; i++) {
 348 #ifdef USECPP
 349             if (strcmp(argv[i], "-nocpp")==0) {
 350                 wPreferences.flags.nocpp=1;
 351             } else
 352 #endif
 353             if (strcmp(argv[i], "-nodock")==0) {
 354                 wPreferences.flags.nodock=1;
 355             } else if (strcmp(argv[i], "-noclip")==0) {
 356                 wPreferences.flags.noclip=1;
 357             } else if (strcmp(argv[i], "-version")==0) {
 358                 printf("Window Maker %s\n", VERSION);
 359                 exit(0);
 360             } else if (strcmp(argv[i], "-global_defaults_path")==0) {
 361                 printf("%s/Defaults/WindowMaker", PKGDATADIR);
 362                 exit(0);
 363             } else if (strcmp(argv[i], "-locale")==0) {
 364                 i++;
 365                 if (i>=argc) {
 366                     wwarning(_("too few arguments for %s"), argv[i-1]);
 367                     exit(0);
 368                 }
 369                 Locale = argv[i];
 370             } else if (strcmp(argv[i], "-display")==0) {
 371                 i++;
 372                 if (i>=argc) {
 373                     wwarning(_("too few arguments for %s"), argv[i-1]);
 374                     exit(0);
 375                 }
 376                 DisplayName = argv[i];
 377             } else if (strcmp(argv[i], "-visualid")==0) {
 378                 i++;
 379                 if (i>=argc) {
 380                     wwarning(_("too few arguments for %s"), argv[i-1]);
 381                     exit(0);
 382                 }
 383                 if (sscanf(argv[i], "%i", &wVisualID)!=1) {
 384                     wwarning(_("bad value for visualid: \"%s\""), argv[i]);
 385                     exit(0);
 386                 }
 387             } else {
 388                 print_help();
 389                 exit(0);
 390             }
 391         }
 392     }
 393 #if 0
 394     tmp = getenv("LANG");
 395     if (tmp) {
 396         if (setlocale(LC_ALL,"") == NULL) {
 397             wwarning("cannot set locale %s", tmp);
 398             wwarning("falling back to C locale");
 399             setlocale(LC_ALL,"C");
 400             Locale = NULL;
 401         } else {
 402             if (strcmp(tmp, "C")==0 || strcmp(tmp, "POSIX")==0)
 403               Locale = NULL;
 404             else
 405               Locale = tmp;
 406         }
 407     } else {
 408         Locale = NULL;
 409     }
 410 #endif
 411     if (!Locale) {
 412         Locale = getenv("LANG");
 413     }
 414     setlocale(LC_ALL, Locale);
 415     if (!Locale || strcmp(Locale, "C")==0 || strcmp(Locale, "POSIX")==0)
 416       Locale = NULL;
 417 #ifdef I18N
 418     if (getenv("NLSPATH"))
 419       bindtextdomain("WindowMaker", getenv("NLSPATH"));
 420     else
 421       bindtextdomain("WindowMaker", NLSDIR);
 422     textdomain("WindowMaker");
 423
 424     if (!XSupportsLocale()) {
 425         wwarning(_("X server does not support locale"));
 426     }
 427     if (XSetLocaleModifiers("") == NULL) {
 428         wwarning(_("cannot set locale modifiers"));
 429     }
 430 #endif
 431
 432     if (Locale) {
 433         char *ptr;
 434
 435         Locale = wstrdup(Locale);
 436         ptr = strchr(Locale, '.');
 437         if (ptr)
 438             *ptr = 0;
 439     }
 440
 441
 442     /* open display */
 443     dpy = XOpenDisplay(DisplayName);
 444     if (dpy == NULL) {
 445         wfatal(_("could not open display \"%s\""), XDisplayName(DisplayName));
 446         exit(1);
 447     }
 448
 449     /* check if the user specified a complete display name (with screen).
 450      * If so, only manage the specified screen */
 451     if (DisplayName)
 452         str = strchr(DisplayName, ':');
 453     else
 454         str = NULL;
 455     if (!str)
 456         str = "";
 457     if (sscanf(str, "%i.%i", &d, &s)==2)
 458         multiHead = False;
 459
 460     DisplayName = XDisplayName(DisplayName);
 461     str = wmalloc(strlen(DisplayName)+64);
 462     sprintf(str, "DISPLAY=%s", DisplayName);
 463     putenv(str);
 464
 465 #ifdef DEBUG
 466     XSynchronize(dpy, True);
 467 #endif
 468
 469     wXModifierInitialize();
 470
 471 #ifdef SOUNDS
 472     wSoundInitialize();
 473 #endif
 474     StartUp(!multiHead);
 475
 476     execInitScript();
 477
 478     EventLoop();
 479     return -1;
 480 }