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 #define MAINFILE
  43
  44 #include "WindowMaker.h"
  45 #include "window.h"
  46 #include "funcs.h"
  47 #include "menu.h"
  48 #include "keybind.h"
  49 #include "xmodifier.h"
  50 #include "defaults.h"
  51 #include "session.h"
  52
  53 #include <proplist.h>
  54
  55 /****** Global Variables ******/
  56
  57 /* general info */
  58
  59 Display *dpy;
  60
  61 char *ProgName;
  62
  63 unsigned int ValidModMask = 0xff;
  64
  65 /* locale to use. NULL==POSIX or C */
  66 char *Locale=NULL;
  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 Atom _XA_WINDOWMAKER_NOTICEBOARD;
 110 Atom _XA_WINDOWMAKER_COMMAND;
 111
 112 #ifdef OFFIX_DND
 113 Atom _XA_DND_PROTOCOL;
 114 Atom _XA_DND_SELECTION;
 115 #endif
 116
 117 /* cursors */
 118 Cursor wCursor[WCUR_LAST];
 119
 120 /* last event timestamp for XSetInputFocus */
 121 Time LastTimestamp;
 122 /* timestamp on the last time we did XSetInputFocus() */
 123 Time LastFocusChange;
 124
 125 #ifdef SHAPE
 126 Bool wShapeSupported;
 127 int wShapeEventBase;
 128 #endif
 129
 130
 131 /* special flags */
 132 char WProgramState = WSTATE_NORMAL;
 133 char WDelayedActionSet = 0;
 134
 135 /* temporary stuff */
 136 int wVisualID = -1;
 137
 138
 139 /******** End Global Variables *****/
 140
 141 static char *DisplayName = NULL;
 142
 143 static char **Arguments;
 144
 145 static int ArgCount;
 146
 147 extern void EventLoop();
 148 extern void StartUp();
 149
 150
 151 void
 152 Exit(int status)
 153 {
 154 #ifdef XSMP_ENABLED
 155     wSessionDisconnectManager();
 156 #endif
 157     if (dpy)
 158         XCloseDisplay(dpy);
 159
 160     exit(status);
 161 }
 162
 163
 164 void
 165 Restart(char *manager, Bool abortOnFailure)
 166 {
 167     char *prog=NULL;
 168     char *argv[MAX_RESTART_ARGS];
 169     int i;
 170
 171     if (manager && manager[0]!=0) {
 172         prog = argv[0] = strtok(manager, " ");
 173         for (i=1; i<MAX_RESTART_ARGS; i++) {
 174             argv[i]=strtok(NULL, " ");
 175             if (argv[i]==NULL) {
 176                 break;
 177             }
 178         }
 179     }
 180     if (dpy) {
 181 #ifdef XSMP_ENABLED
 182         wSessionDisconnectManager();
 183 #endif
 184         XCloseDisplay(dpy);
 185         dpy = NULL;
 186     }
 187     if (!prog) {
 188         execvp(Arguments[0], Arguments);
 189         wfatal(_("failed to restart Window Maker."));
 190     } else {
 191         execvp(prog, argv);
 192         wsyserror(_("could not exec %s"), prog);
 193     }
 194     if (abortOnFailure)
 195         exit(-1);
 196 }
 197
 198
 199
 200 void
 201 SetupEnvironment(WScreen *scr)
 202 {
 203     char *tmp, *ptr;
 204     char buf[16];
 205
 206     if (wScreenCount > 1) {
 207         tmp = wmalloc(strlen(DisplayName)+64);
 208         sprintf(tmp, "DISPLAY=%s", XDisplayName(DisplayName));
 209         ptr = strchr(strchr(tmp, ':'), '.');
 210         if (ptr)
 211             *ptr = 0;
 212         sprintf(buf, ".%i", scr->screen);
 213         strcat(tmp, buf);
 214         putenv(tmp);
 215     }
 216     tmp = wmalloc(60);
 217     sprintf(tmp, "WRASTER_COLOR_RESOLUTION%i=%i", scr->screen,
 218                 scr->rcontext->attribs->colors_per_channel);
 219     putenv(tmp);
 220 }
 221
 222
 223 /*
 224  *---------------------------------------------------------------------
 225  * wAbort--
 226  *      Do a major cleanup and exit the program
 227  *
 228  *----------------------------------------------------------------------
 229  */
 230 void
 231 wAbort(Bool dumpCore)
 232 {
 233     int i;
 234     WScreen *scr;
 235
 236     for (i=0; i<wScreenCount; i++) {
 237         scr = wScreenWithNumber(i);
 238         if (scr)
 239             RestoreDesktop(scr);
 240     }
 241     printf(_("%s aborted.\n"), ProgName);
 242     if (dumpCore)
 243         abort();
 244     else
 245         exit(1);
 246 }
 247
 248
 249 void
 250 print_help()
 251 {
 252     printf(_("Usage: %s [options]\n"), ProgName);
 253     puts(_("The Window Maker window manager for the X window system"));
 254     puts("");
 255     puts(_(" -display host:dpy  display to use"));
 256 #ifdef USECPP
 257     puts(_(" --no-cpp           disable preprocessing of configuration files"));
 258 #endif
 259     puts(_(" --no-dock          do not open the application Dock"));
 260     puts(_(" --no-clip          do not open the workspace Clip"));
 261     /*
 262     puts(_(" --locale locale            locale to use"));
 263     */
 264     puts(_(" --visual-id visualid       visual id of visual to use"));
 265     puts(_(" --static           do not update or save configurations"));
 266 #ifdef DEBUG
 267     puts(_(" --synchronous              turn on synchronous display mode"));
 268 #endif
 269     puts(_(" --version          print version and exit"));
 270     puts(_(" --help                     show this message"));
 271 }
 272
 273
 274
 275 void
 276 check_defaults()
 277 {
 278     char *path;
 279
 280     path = wdefaultspathfordomain("");
 281     if (access(path, R_OK)!=0) {
 282         wfatal(_("could not find user GNUstep directory (%s).\n"
 283                  "Make sure you have installed Window Maker correctly and run wmaker.inst"),
 284                path);
 285         exit(1);
 286     }
 287
 288     free(path);
 289 }
 290
 291
 292 static void
 293 execInitScript()
 294 {
 295     char *file;
 296     char *paths = wstrappend(wusergnusteppath(), ":"DEF_CONFIG_PATHS);
 297
 298     file = wfindfile(paths, DEF_INIT_SCRIPT);
 299     free(paths);
 300
 301     if (file) {
 302         if (system(file) != 0) {
 303             wsyserror(_("%s:could not execute initialization script"), file);
 304         }
 305 #if 0
 306         if (fork()==0) {
 307             execl("/bin/sh", "/bin/sh", "-c", file, NULL);
 308             wsyserror(_("%s:could not execute initialization script"), file);
 309             exit(1);
 310         }
 311 #endif
 312         free(file);
 313     }
 314 }
 315
 316
 317 void
 318 ExecExitScript()
 319 {
 320     char *file;
 321     char *paths = wstrappend(wusergnusteppath(), ":"DEF_CONFIG_PATHS);
 322
 323     file = wfindfile(paths, DEF_EXIT_SCRIPT);
 324     free(paths);
 325
 326     if (file) {
 327         if (system(file) != 0) {
 328             wsyserror(_("%s:could not execute exit script"), file);
 329         }
 330 #if 0
 331         if (fork()==0) {
 332             execl("/bin/sh", "/bin/sh", "-c", file, NULL);
 333             wsyserror(_("%s:could not execute exit script"), file);
 334             exit(1);
 335         }
 336 #endif
 337         free(file);
 338     }
 339 }
 340
 341
 342
 343 int
 344 main(int argc, char **argv)
 345 {
 346     int i, restart=0;
 347     Bool multiHead = True;
 348     char *str;
 349     int d, s;
 350 #ifdef DEBUG
 351     Bool doSync = False;
 352 #endif
 353
 354     wsetabort(wAbort);
 355
 356     ArgCount = argc;
 357     Arguments = argv;
 358
 359     WMInitializeApplication("WindowMaker", &argc, argv);
 360
 361
 362     ProgName = strrchr(argv[0],'/');
 363     if (!ProgName)
 364       ProgName = argv[0];
 365     else
 366       ProgName++;
 367
 368
 369     restart = 0;
 370
 371     memset(&wPreferences, 0, sizeof(WPreferences));
 372
 373     if (argc>1) {
 374         for (i=1; i<argc; i++) {
 375 #ifdef USECPP
 376             if (strcmp(argv[i], "-nocpp")==0
 377                 || strcmp(argv[i], "--no-cpp")==0) {
 378                 wPreferences.flags.nocpp=1;
 379             } else
 380 #endif
 381             if (strcmp(argv[i], "-nodock")==0
 382                 || strcmp(argv[i], "--no-dock")==0) {
 383                 wPreferences.flags.nodock=1;
 384             } else if (strcmp(argv[i], "-noclip")==0
 385                        || strcmp(argv[i], "--no-clip")==0) {
 386                 wPreferences.flags.noclip=1;
 387             } else if (strcmp(argv[i], "-version")==0
 388                        || strcmp(argv[i], "--version")==0) {
 389                 printf("Window Maker %s\n", VERSION);
 390                 exit(0);
 391             } else if (strcmp(argv[i], "--global_defaults_path")==0) {
 392                 puts(SYSCONFDIR);
 393                 exit(0);
 394 #ifdef DEBUG
 395             } else if (strcmp(argv[i], "--synchronous")==0) {
 396                 doSync = 1;
 397 #endif
 398             } else if (strcmp(argv[i], "-locale")==0
 399                        || strcmp(argv[i], "--locale")==0) {
 400                 i++;
 401                 if (i>=argc) {
 402                     wwarning(_("too few arguments for %s"), argv[i-1]);
 403                     exit(0);
 404                 }
 405                 Locale = argv[i];
 406             } else if (strcmp(argv[i], "-display")==0) {
 407                 i++;
 408                 if (i>=argc) {
 409                     wwarning(_("too few arguments for %s"), argv[i-1]);
 410                     exit(0);
 411                 }
 412                 DisplayName = argv[i];
 413             } else if (strcmp(argv[i], "-visualid")==0
 414                        || strcmp(argv[i], "--visual-id")==0) {
 415                 i++;
 416                 if (i>=argc) {
 417                     wwarning(_("too few arguments for %s"), argv[i-1]);
 418                     exit(0);
 419                 }
 420                 if (sscanf(argv[i], "%i", &wVisualID)!=1) {
 421                     wwarning(_("bad value for visualid: \"%s\""), argv[i]);
 422                     exit(0);
 423                 }
 424             } else if (strcmp(argv[i], "-static")==0
 425                        || strcmp(argv[i], "--static")==0) {
 426
 427                 wPreferences.flags.noupdates = 1;
 428 #ifdef XSMP_ENABLED
 429             } else if (strcmp(argv[i], "-clientid")==0
 430                        || strcmp(argv[i], "-restore")==0) {
 431                 i++;
 432                 if (i>=argc) {
 433                     wwarning(_("too few arguments for %s"), argv[i-1]);
 434                     exit(0);
 435                 }
 436 #endif
 437             } else if (strcmp(argv[i], "--help")==0) {
 438                 print_help();
 439                 exit(0);
 440             } else {
 441                 printf(_("%s: invalid argument '%s'\n"), argv[0], argv[i]);
 442                 printf(_("Try '%s --help' for more information\n"), argv[0]);
 443                 exit(1);
 444             }
 445         }
 446     }
 447
 448     if (!wPreferences.flags.noupdates) {
 449         /* check existence of Defaults DB directory */
 450         check_defaults();
 451     }
 452
 453 #if 0
 454     tmp = getenv("LANG");
 455     if (tmp) {
 456         if (setlocale(LC_ALL,"") == NULL) {
 457             wwarning("cannot set locale %s", tmp);
 458             wwarning("falling back to C locale");
 459             setlocale(LC_ALL,"C");
 460             Locale = NULL;
 461         } else {
 462             if (strcmp(tmp, "C")==0 || strcmp(tmp, "POSIX")==0)
 463               Locale = NULL;
 464             else
 465               Locale = tmp;
 466         }
 467     } else {
 468         Locale = NULL;
 469     }
 470 #endif
 471     if (!Locale) {
 472         Locale = getenv("LANG");
 473     }
 474     setlocale(LC_ALL, Locale);
 475     if (!Locale || strcmp(Locale, "C")==0 || strcmp(Locale, "POSIX")==0)
 476       Locale = NULL;
 477 #ifdef I18N
 478     if (getenv("NLSPATH"))
 479       bindtextdomain("WindowMaker", getenv("NLSPATH"));
 480     else
 481       bindtextdomain("WindowMaker", LOCALEDIR);
 482     textdomain("WindowMaker");
 483
 484     if (!XSupportsLocale()) {
 485         wwarning(_("X server does not support locale"));
 486     }
 487     if (XSetLocaleModifiers("") == NULL) {
 488         wwarning(_("cannot set locale modifiers"));
 489     }
 490 #endif
 491
 492     if (Locale) {
 493         char *ptr;
 494
 495         Locale = wstrdup(Locale);
 496         ptr = strchr(Locale, '.');
 497         if (ptr)
 498             *ptr = 0;
 499     }
 500
 501
 502     /* open display */
 503     dpy = XOpenDisplay(DisplayName);
 504     if (dpy == NULL) {
 505         wfatal(_("could not open display \"%s\""), XDisplayName(DisplayName));
 506         exit(1);
 507     }
 508
 509     if (fcntl(ConnectionNumber(dpy), F_SETFD, FD_CLOEXEC) < 0) {
 510         wsyserror("error setting close-on-exec flag for X connection");
 511         exit(1);
 512     }
 513
 514     /* check if the user specified a complete display name (with screen).
 515      * If so, only manage the specified screen */
 516     if (DisplayName)
 517         str = strchr(DisplayName, ':');
 518     else
 519         str = NULL;
 520
 521     if (str && sscanf(str, "%i.%i", &d, &s)==2)
 522         multiHead = False;
 523
 524     DisplayName = XDisplayName(DisplayName);
 525     str = wmalloc(strlen(DisplayName)+64);
 526     sprintf(str, "DISPLAY=%s", DisplayName);
 527     putenv(str);
 528
 529 #ifdef DEBUG
 530     if (doSync)
 531         XSynchronize(dpy, True);
 532 #endif
 533
 534     wXModifierInitialize();
 535
 536 #ifdef XSMP_ENABLED
 537     wSessionConnectManager(argv, argc);
 538 #endif
 539
 540     StartUp(!multiHead);
 541
 542     execInitScript();
 543
 544     EventLoop();
 545     return -1;
 546 }