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 Atom _XA_WINDOWMAKER_MENU;
 105 Atom _XA_WINDOWMAKER_WM_PROTOCOLS;
 106 Atom _XA_WINDOWMAKER_STATE;
 107
 108 Atom _XA_WINDOWMAKER_WM_FUNCTION;
 109
 110 #ifdef OFFIX_DND
 111 Atom _XA_DND_PROTOCOL;
 112 Atom _XA_DND_SELECTION;
 113 #endif
 114 #ifdef XDE_DND
 115 Atom _XA_XDE_REQUEST;
 116 Atom _XA_XDE_ENTER;
 117 Atom _XA_XDE_LEAVE;
 118 Atom _XA_XDE_DATA_AVAILABLE;
 119 Atom _XDE_FILETYPE;
 120 Atom _XDE_URLTYPE;
 121 #endif
 122
 123
 124 /* cursors */
 125 Cursor wCursor[WCUR_LAST];
 126
 127 /* last event timestamp for XSetInputFocus */
 128 Time LastTimestamp;
 129 /* timestamp on the last time we did XSetInputFocus() */
 130 Time LastFocusChange;
 131
 132 #ifdef SHAPE
 133 Bool wShapeSupported;
 134 int wShapeEventBase;
 135 #endif
 136
 137
 138 /* special flags */
 139 char WProgramState = WSTATE_NORMAL;
 140 char WDelayedActionSet = 0;
 141
 142 /* temporary stuff */
 143 int wVisualID = -1;
 144
 145
 146 /******** End Global Variables *****/
 147
 148 static char *DisplayName = NULL;
 149 static char **Arguments;
 150 static int ArgCount;
 151
 152 extern void EventLoop();
 153 extern void StartUp();
 154
 155
 156 void
 157 Exit(int status)
 158 {
 159 #ifdef R6SM
 160     wSessionDisconnectManager();
 161 #endif
 162     XCloseDisplay(dpy);
 163
 164     exit(status);
 165 }
 166
 167 void
 168 Restart(char *manager)
 169 {
 170     char *prog=NULL;
 171     char *argv[MAX_RESTART_ARGS];
 172     int i;
 173
 174     if (manager && manager[0]!=0) {
 175         prog = argv[0] = strtok(manager, " ");
 176         for (i=1; i<MAX_RESTART_ARGS; i++) {
 177             argv[i]=strtok(NULL, " ");
 178             if (argv[i]==NULL) {
 179                 break;
 180             }
 181         }
 182     }
 183 #ifdef R6SM
 184     wSessionDisconnectManager();
 185 #endif
 186     XCloseDisplay(dpy);
 187     if (!prog)
 188       execvp(Arguments[0], Arguments);
 189     else {
 190         execvp(prog, argv);
 191         /* fallback */
 192         execv(Arguments[0], Arguments);
 193     }
 194     wsyserror(_("could not exec window manager"));
 195     wfatal(_("Restart failed!!!"));
 196     exit(-1);
 197 }
 198
 199
 200
 201 void
 202 SetupEnvironment(WScreen *scr)
 203 {
 204     char *tmp, *ptr;
 205     char buf[16];
 206
 207     if (wScreenCount > 1) {
 208         tmp = wmalloc(strlen(DisplayName)+64);
 209         sprintf(tmp, "DISPLAY=%s", XDisplayName(DisplayName));
 210         ptr = strchr(strchr(tmp, ':'), '.');
 211         if (ptr)
 212             *ptr = 0;
 213         sprintf(buf, ".%i", scr->screen);
 214         strcat(tmp, buf);
 215         putenv(tmp);
 216     }
 217     tmp = wmalloc(60);
 218     sprintf(tmp, "WRASTER_COLOR_RESOLUTION%i=%i", scr->screen,
 219                 scr->rcontext->attribs->colors_per_channel);
 220     putenv(tmp);
 221 }
 222
 223
 224 /*
 225  *---------------------------------------------------------------------
 226  * wAbort--
 227  *      Do a major cleanup and exit the program
 228  *
 229  *----------------------------------------------------------------------
 230  */
 231 void
 232 wAbort(Bool dumpCore)
 233 {
 234     int i;
 235     WScreen *scr;
 236
 237     for (i=0; i<wScreenCount; i++) {
 238         scr = wScreenWithNumber(i);
 239         if (scr)
 240             RestoreDesktop(scr);
 241     }
 242     printf(_("%s aborted.\n"), ProgName);
 243     if (dumpCore)
 244         abort();
 245     else
 246         exit(1);
 247 }
 248
 249
 250 void
 251 print_help()
 252 {
 253     printf(_("usage: %s [-options]\n"), ProgName);
 254     puts(_("options:"));
 255 #ifdef USECPP
 256     puts(_(" -nocpp             disable preprocessing of configuration files"));
 257 #endif
 258     puts(_(" -nodock            do not open the application Dock"));
 259     puts(_(" -noclip            do not open the workspace Clip"));
 260     /*
 261     puts(_(" -locale locale             locale to use"));
 262     */
 263     puts(_(" -visualid visualid visual id of visual to use"));
 264     puts(_(" -display host:dpy  display to use"));
 265     puts(_(" -static            do not update or save configurations"));
 266     puts(_(" -version           print version and exit"));
 267 }
 268
 269
 270
 271 void
 272 check_defaults()
 273 {
 274     char *path;
 275
 276     path = wdefaultspathfordomain("");
 277     if (access(path, R_OK)!=0) {
 278         wfatal(_("could not find user GNUstep directory (%s).\n"
 279                  "Make sure you have installed Window Maker correctly and run wmaker.inst"),
 280                path);
 281         exit(1);
 282     }
 283
 284     free(path);
 285 }
 286
 287
 288 static void
 289 execInitScript()
 290 {
 291     char *file;
 292
 293     file = wfindfile(DEF_CONFIG_PATHS, DEF_INIT_SCRIPT);
 294     if (file) {
 295         if (fork()==0) {
 296             execl("/bin/sh", "/bin/sh", "-c", file, NULL);
 297             wsyserror(_("%s:could not execute initialization script"), file);
 298             exit(1);
 299         }
 300         free(file);
 301     }
 302 }
 303
 304
 305 void
 306 ExecExitScript()
 307 {
 308     char *file;
 309
 310     file = wfindfile(DEF_CONFIG_PATHS, DEF_EXIT_SCRIPT);
 311     if (file) {
 312         if (fork()==0) {
 313             execl("/bin/sh", "/bin/sh", "-c", file, NULL);
 314             wsyserror(_("%s:could not execute exit script"), file);
 315             exit(1);
 316         }
 317         free(file);
 318     }
 319 }
 320
 321
 322
 323 int
 324 main(int argc, char **argv)
 325 {
 326     int i, restart=0;
 327     Bool multiHead = True;
 328     char *str;
 329     int d, s;
 330
 331     ArgCount = argc;
 332     Arguments = argv;
 333
 334     WMInitializeApplication("WindowMaker", &argc, argv);
 335
 336
 337     ProgName = strrchr(argv[0],'/');
 338     if (!ProgName)
 339       ProgName = argv[0];
 340     else
 341       ProgName++;
 342
 343
 344     restart = 0;
 345
 346     memset(&wPreferences, 0, sizeof(WPreferences));
 347
 348     if (argc>1) {
 349         for (i=1; i<argc; i++) {
 350 #ifdef USECPP
 351             if (strcmp(argv[i], "-nocpp")==0) {
 352                 wPreferences.flags.nocpp=1;
 353             } else
 354 #endif
 355             if (strcmp(argv[i], "-nodock")==0) {
 356                 wPreferences.flags.nodock=1;
 357             } else if (strcmp(argv[i], "-noclip")==0) {
 358                 wPreferences.flags.noclip=1;
 359             } else if (strcmp(argv[i], "-version")==0) {
 360                 printf("Window Maker %s\n", VERSION);
 361                 exit(0);
 362             } else if (strcmp(argv[i], "-global_defaults_path")==0) {
 363                 printf("%s/Defaults/WindowMaker", PKGDATADIR);
 364                 exit(0);
 365             } else if (strcmp(argv[i], "-locale")==0) {
 366                 i++;
 367                 if (i>=argc) {
 368                     wwarning(_("too few arguments for %s"), argv[i-1]);
 369                     exit(0);
 370                 }
 371                 Locale = argv[i];
 372             } else if (strcmp(argv[i], "-display")==0) {
 373                 i++;
 374                 if (i>=argc) {
 375                     wwarning(_("too few arguments for %s"), argv[i-1]);
 376                     exit(0);
 377                 }
 378                 DisplayName = argv[i];
 379             } else if (strcmp(argv[i], "-visualid")==0) {
 380                 i++;
 381                 if (i>=argc) {
 382                     wwarning(_("too few arguments for %s"), argv[i-1]);
 383                     exit(0);
 384                 }
 385                 if (sscanf(argv[i], "%i", &wVisualID)!=1) {
 386                     wwarning(_("bad value for visualid: \"%s\""), argv[i]);
 387                     exit(0);
 388                 }
 389             } else if (strcmp(argv[i], "-static")==0) {
 390                 wPreferences.flags.noupdates = 1;
 391 #ifdef R6SM
 392             } else if (strcmp(argv[i], "-clientid")==0
 393                        || strcmp(argv[i], "-restore")==0) {
 394                 i++;
 395                 if (i>=argc) {
 396                     wwarning(_("too few arguments for %s"), argv[i-1]);
 397                     exit(0);
 398                 }
 399 #endif
 400             } else {
 401                 print_help();
 402                 exit(0);
 403             }
 404         }
 405     }
 406
 407     if (!wPreferences.flags.noupdates) {
 408         /* check existence of Defaults DB directory */
 409         check_defaults();
 410     }
 411
 412 #if 0
 413     tmp = getenv("LANG");
 414     if (tmp) {
 415         if (setlocale(LC_ALL,"") == NULL) {
 416             wwarning("cannot set locale %s", tmp);
 417             wwarning("falling back to C locale");
 418             setlocale(LC_ALL,"C");
 419             Locale = NULL;
 420         } else {
 421             if (strcmp(tmp, "C")==0 || strcmp(tmp, "POSIX")==0)
 422               Locale = NULL;
 423             else
 424               Locale = tmp;
 425         }
 426     } else {
 427         Locale = NULL;
 428     }
 429 #endif
 430     if (!Locale) {
 431         Locale = getenv("LANG");
 432     }
 433     setlocale(LC_ALL, Locale);
 434     if (!Locale || strcmp(Locale, "C")==0 || strcmp(Locale, "POSIX")==0)
 435       Locale = NULL;
 436 #ifdef I18N
 437     if (getenv("NLSPATH"))
 438       bindtextdomain("WindowMaker", getenv("NLSPATH"));
 439     else
 440       bindtextdomain("WindowMaker", NLSDIR);
 441     textdomain("WindowMaker");
 442
 443     if (!XSupportsLocale()) {
 444         wwarning(_("X server does not support locale"));
 445     }
 446     if (XSetLocaleModifiers("") == NULL) {
 447         wwarning(_("cannot set locale modifiers"));
 448     }
 449 #endif
 450
 451     if (Locale) {
 452         char *ptr;
 453
 454         Locale = wstrdup(Locale);
 455         ptr = strchr(Locale, '.');
 456         if (ptr)
 457             *ptr = 0;
 458     }
 459
 460
 461     /* open display */
 462     dpy = XOpenDisplay(DisplayName);
 463     if (dpy == NULL) {
 464         wfatal(_("could not open display \"%s\""), XDisplayName(DisplayName));
 465         exit(1);
 466     }
 467
 468     if (fcntl(ConnectionNumber(dpy), F_SETFD, FD_CLOEXEC) < 0) {
 469         wsyserror("error setting close-on-exec flag for X connection");
 470         exit(1);
 471     }
 472
 473     /* check if the user specified a complete display name (with screen).
 474      * If so, only manage the specified screen */
 475     if (DisplayName)
 476         str = strchr(DisplayName, ':');
 477     else
 478         str = NULL;
 479     if (!str)
 480         str = "";
 481     if (sscanf(str, "%i.%i", &d, &s)==2)
 482         multiHead = False;
 483
 484     DisplayName = XDisplayName(DisplayName);
 485     str = wmalloc(strlen(DisplayName)+64);
 486     sprintf(str, "DISPLAY=%s", DisplayName);
 487     putenv(str);
 488
 489 #ifdef DEBUG
 490     XSynchronize(dpy, True);
 491 #endif
 492
 493     wXModifierInitialize();
 494
 495 #ifdef SOUNDS
 496     wSoundInitialize();
 497 #endif
 498
 499 #ifdef R6SM
 500     wSessionConnectManager(argv, argc);
 501 #endif
 502
 503     StartUp(!multiHead);
 504
 505     execInitScript();
 506
 507     EventLoop();
 508     return -1;
 509 }