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 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 #ifdef MWM_HINTS
 104 /* MWM support */
 105 Atom _XA_MOTIF_WM_HINTS;
 106 #endif
 107
 108 Atom _XA_WINDOWMAKER_MENU;
 109 Atom _XA_WINDOWMAKER_WM_PROTOCOLS;
 110 Atom _XA_WINDOWMAKER_STATE;
 111
 112 Atom _XA_WINDOWMAKER_WM_FUNCTION;
 113
 114 #ifdef OFFIX_DND
 115 Atom _XA_DND_PROTOCOL;
 116 Atom _XA_DND_SELECTION;
 117 #endif
 118 #ifdef XDE_DND
 119 Atom _XA_XDE_REQUEST;
 120 Atom _XA_XDE_ENTER;
 121 Atom _XA_XDE_LEAVE;
 122 Atom _XA_XDE_DATA_AVAILABLE;
 123 Atom _XDE_FILETYPE;
 124 Atom _XDE_URLTYPE;
 125 #endif
 126
 127
 128 /* cursors */
 129 Cursor wCursor[WCUR_LAST];
 130
 131 /* last event timestamp for XSetInputFocus */
 132 Time LastTimestamp;
 133 /* timestamp on the last time we did XSetInputFocus() */
 134 Time LastFocusChange;
 135
 136 #ifdef SHAPE
 137 Bool wShapeSupported;
 138 int wShapeEventBase;
 139 #endif
 140
 141
 142 /* special flags */
 143 char WProgramState = WSTATE_NORMAL;
 144 char WDelayedActionSet = 0;
 145
 146 /* temporary stuff */
 147 int wVisualID = -1;
 148
 149
 150 /******** End Global Variables *****/
 151
 152 static char *DisplayName = NULL;
 153 static char **Arguments;
 154 static int ArgCount;
 155
 156 extern void EventLoop();
 157 extern void StartUp();
 158
 159
 160
 161 void
 162 Restart(char *manager)
 163 {
 164     char *prog=NULL;
 165     char *argv[MAX_RESTART_ARGS];
 166     int i;
 167
 168     if (manager && manager[0]!=0) {
 169         prog = argv[0] = strtok(manager, " ");
 170         for (i=1; i<MAX_RESTART_ARGS; i++) {
 171             argv[i]=strtok(NULL, " ");
 172             if (argv[i]==NULL) {
 173                 break;
 174             }
 175         }
 176     }
 177
 178     XCloseDisplay(dpy);
 179     if (!prog)
 180       execvp(Arguments[0], Arguments);
 181     else {
 182         execvp(prog, argv);
 183         /* fallback */
 184         execv(Arguments[0], Arguments);
 185     }
 186     wsyserror(_("could not exec window manager"));
 187     wfatal(_("Restart failed!!!"));
 188     exit(-1);
 189 }
 190
 191
 192
 193 void
 194 SetupEnvironment(WScreen *scr)
 195 {
 196     char *tmp, *ptr;
 197     char buf[16];
 198
 199     if (wScreenCount > 1) {
 200         tmp = wmalloc(strlen(DisplayName)+64);
 201         sprintf(tmp, "DISPLAY=%s", XDisplayName(DisplayName));
 202         ptr = strchr(strchr(tmp, ':'), '.');
 203         if (ptr)
 204             *ptr = 0;
 205         sprintf(buf, ".%i", scr->screen);
 206         strcat(tmp, buf);
 207         putenv(tmp);
 208     }
 209     tmp = wmalloc(60);
 210     sprintf(tmp, "WRASTER_COLOR_RESOLUTION%i=%i", scr->screen,
 211                 scr->rcontext->attribs->colors_per_channel);
 212     putenv(tmp);
 213 }
 214
 215
 216 /*
 217  *---------------------------------------------------------------------
 218  * wAbort--
 219  *      Do a major cleanup and exit the program
 220  *
 221  *----------------------------------------------------------------------
 222  */
 223 void
 224 wAbort(Bool dumpCore)
 225 {
 226     int i;
 227     WScreen *scr;
 228
 229     for (i=0; i<wScreenCount; i++) {
 230         scr = wScreenWithNumber(i);
 231         if (scr)
 232             RestoreDesktop(scr);
 233     }
 234     printf(_("%s aborted.\n"), ProgName);
 235     if (dumpCore)
 236         abort();
 237     else
 238         exit(1);
 239 }
 240
 241
 242 void
 243 print_help()
 244 {
 245     printf(_("usage: %s [-options]\n"), ProgName);
 246     puts(_("options:"));
 247 #ifdef USECPP
 248     puts(_(" -nocpp             disable preprocessing of configuration files"));
 249 #endif
 250     puts(_(" -nodock            do not open the application Dock"));
 251     puts(_(" -noclip            do not open the workspace Clip"));
 252     /*
 253     puts(_(" -locale locale             locale to use"));
 254     */
 255     puts(_(" -visualid visualid visual id of visual to use"));
 256     puts(_(" -display host:dpy  display to use"));
 257     puts(_(" -version           print version and exit"));
 258 }
 259
 260
 261
 262 void
 263 check_defaults()
 264 {
 265     char *path;
 266
 267     path = wdefaultspathfordomain("");
 268     if (access(path, R_OK)!=0) {
 269         wfatal(_("could not find user GNUstep directory (%s).\n"
 270                  "Make sure you have installed Window Maker correctly and run wmaker.inst"),
 271                path);
 272         exit(1);
 273     }
 274
 275     free(path);
 276 }
 277
 278
 279
 280 static void
 281 execInitScript()
 282 {
 283     char *file;
 284
 285     file = wfindfile(DEF_CONFIG_PATHS, DEF_INIT_SCRIPT);
 286     if (file) {
 287         if (fork()==0) {
 288             close(ConnectionNumber(dpy));
 289
 290             execl("/bin/sh", "/bin/sh", "-c", file, NULL);
 291             wsyserror(_("%s:could not execute initialization script"), file);
 292             exit(1);
 293         }
 294         free(file);
 295     }
 296 }
 297
 298
 299 void
 300 ExecExitScript()
 301 {
 302     char *file;
 303
 304     file = wfindfile(DEF_CONFIG_PATHS, DEF_EXIT_SCRIPT);
 305     if (file) {
 306         if (fork()==0) {
 307             close(ConnectionNumber(dpy));
 308
 309             execl("/bin/sh", "/bin/sh", "-c", file, NULL);
 310             wsyserror(_("%s:could not execute exit script"), file);
 311             exit(1);
 312         }
 313         free(file);
 314     }
 315 }
 316
 317
 318
 319 int
 320 main(int argc, char **argv)
 321 {
 322     int i, restart=0;
 323     Bool multiHead = True;
 324     char *str;
 325     int d, s;
 326
 327     ArgCount = argc;
 328     Arguments = argv;
 329
 330     WMInitializeApplication("WindowMaker", &argc, argv);
 331
 332
 333     ProgName = strrchr(argv[0],'/');
 334     if (!ProgName)
 335       ProgName = argv[0];
 336     else
 337       ProgName++;
 338
 339
 340     /* check existence of Defaults DB directory */
 341     check_defaults();
 342
 343     restart = 0;
 344
 345     memset(&wPreferences, 0, sizeof(WPreferences));
 346
 347     if (argc>1) {
 348         for (i=1; i<argc; i++) {
 349 #ifdef USECPP
 350             if (strcmp(argv[i], "-nocpp")==0) {
 351                 wPreferences.flags.nocpp=1;
 352             } else
 353 #endif
 354             if (strcmp(argv[i], "-nodock")==0) {
 355                 wPreferences.flags.nodock=1;
 356             } else if (strcmp(argv[i], "-noclip")==0) {
 357                 wPreferences.flags.noclip=1;
 358             } else if (strcmp(argv[i], "-version")==0) {
 359                 printf("Window Maker %s\n", VERSION);
 360                 exit(0);
 361             } else if (strcmp(argv[i], "-global_defaults_path")==0) {
 362                 printf("%s/Defaults/WindowMaker", PKGDATADIR);
 363                 exit(0);
 364             } else if (strcmp(argv[i], "-locale")==0) {
 365                 i++;
 366                 if (i>=argc) {
 367                     wwarning(_("too few arguments for %s"), argv[i-1]);
 368                     exit(0);
 369                 }
 370                 Locale = argv[i];
 371             } else if (strcmp(argv[i], "-display")==0) {
 372                 i++;
 373                 if (i>=argc) {
 374                     wwarning(_("too few arguments for %s"), argv[i-1]);
 375                     exit(0);
 376                 }
 377                 DisplayName = argv[i];
 378             } else if (strcmp(argv[i], "-visualid")==0) {
 379                 i++;
 380                 if (i>=argc) {
 381                     wwarning(_("too few arguments for %s"), argv[i-1]);
 382                     exit(0);
 383                 }
 384                 if (sscanf(argv[i], "%i", &wVisualID)!=1) {
 385                     wwarning(_("bad value for visualid: \"%s\""), argv[i]);
 386                     exit(0);
 387                 }
 388             } else {
 389                 print_help();
 390                 exit(0);
 391             }
 392         }
 393     }
 394 #if 0
 395     tmp = getenv("LANG");
 396     if (tmp) {
 397         if (setlocale(LC_ALL,"") == NULL) {
 398             wwarning("cannot set locale %s", tmp);
 399             wwarning("falling back to C locale");
 400             setlocale(LC_ALL,"C");
 401             Locale = NULL;
 402         } else {
 403             if (strcmp(tmp, "C")==0 || strcmp(tmp, "POSIX")==0)
 404               Locale = NULL;
 405             else
 406               Locale = tmp;
 407         }
 408     } else {
 409         Locale = NULL;
 410     }
 411 #endif
 412     if (!Locale) {
 413         Locale = getenv("LANG");
 414     }
 415     setlocale(LC_ALL, Locale);
 416     if (!Locale || strcmp(Locale, "C")==0 || strcmp(Locale, "POSIX")==0)
 417       Locale = NULL;
 418 #ifdef I18N
 419     if (getenv("NLSPATH"))
 420       bindtextdomain("WindowMaker", getenv("NLSPATH"));
 421     else
 422       bindtextdomain("WindowMaker", NLSDIR);
 423     textdomain("WindowMaker");
 424
 425     if (!XSupportsLocale()) {
 426         wwarning(_("X server does not support locale"));
 427     }
 428     if (XSetLocaleModifiers("") == NULL) {
 429         wwarning(_("cannot set locale modifiers"));
 430     }
 431 #endif
 432
 433     if (Locale) {
 434         char *ptr;
 435
 436         Locale = wstrdup(Locale);
 437         ptr = strchr(Locale, '.');
 438         if (ptr)
 439             *ptr = 0;
 440     }
 441
 442
 443     /* open display */
 444     dpy = XOpenDisplay(DisplayName);
 445     if (dpy == NULL) {
 446         wfatal(_("could not open display \"%s\""), XDisplayName(DisplayName));
 447         exit(1);
 448     }
 449
 450     /* check if the user specified a complete display name (with screen).
 451      * If so, only manage the specified screen */
 452     if (DisplayName)
 453         str = strchr(DisplayName, ':');
 454     else
 455         str = NULL;
 456     if (!str)
 457         str = "";
 458     if (sscanf(str, "%i.%i", &d, &s)==2)
 459         multiHead = False;
 460
 461     DisplayName = XDisplayName(DisplayName);
 462     str = wmalloc(strlen(DisplayName)+64);
 463     sprintf(str, "DISPLAY=%s", DisplayName);
 464     putenv(str);
 465
 466 #ifdef DEBUG
 467     XSynchronize(dpy, True);
 468 #endif
 469
 470     wXModifierInitialize();
 471
 472 #ifdef SOUNDS
 473     wSoundInitialize();
 474 #endif
 475     StartUp(!multiHead);
 476
 477     execInitScript();
 478
 479     EventLoop();
 480     return -1;
 481 }