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 #ifdef KEEP_XKB_LOCK_STATUS
 131 Bool wXkbSupported;
 132 int wXkbEventBase;
 133 #endif
 134
 135 /* special flags */
 136 char WProgramState = WSTATE_NORMAL;
 137 char WDelayedActionSet = 0;
 138
 139 /* temporary stuff */
 140 int wVisualID = -1;
 141
 142
 143 /******** End Global Variables *****/
 144
 145 static char *DisplayName = NULL;
 146
 147 static char **Arguments;
 148
 149 static int ArgCount;
 150
 151 extern void EventLoop();
 152 extern void StartUp();
 153
 154
 155 void
 156 Exit(int status)
 157 {
 158 #ifdef XSMP_ENABLED
 159     wSessionDisconnectManager();
 160 #endif
 161     if (dpy)
 162         XCloseDisplay(dpy);
 163
 164     exit(status);
 165 }
 166
 167
 168 void
 169 Restart(char *manager, Bool abortOnFailure)
 170 {
 171     char *prog=NULL;
 172     char *argv[MAX_RESTART_ARGS];
 173     int i;
 174
 175     if (manager && manager[0]!=0) {
 176         prog = argv[0] = strtok(manager, " ");
 177         for (i=1; i<MAX_RESTART_ARGS; i++) {
 178             argv[i]=strtok(NULL, " ");
 179             if (argv[i]==NULL) {
 180                 break;
 181             }
 182         }
 183     }
 184     if (dpy) {
 185 #ifdef XSMP_ENABLED
 186         wSessionDisconnectManager();
 187 #endif
 188         XCloseDisplay(dpy);
 189         dpy = NULL;
 190     }
 191     if (!prog) {
 192         execvp(Arguments[0], Arguments);
 193         wfatal(_("failed to restart Window Maker."));
 194     } else {
 195         execvp(prog, argv);
 196         wsyserror(_("could not exec %s"), prog);
 197     }
 198     if (abortOnFailure)
 199         exit(-1);
 200 }
 201
 202
 203
 204 void
 205 SetupEnvironment(WScreen *scr)
 206 {
 207     char *tmp, *ptr;
 208     char buf[16];
 209
 210     if (wScreenCount > 1) {
 211         tmp = wmalloc(strlen(DisplayName)+64);
 212         sprintf(tmp, "DISPLAY=%s", XDisplayName(DisplayName));
 213         ptr = strchr(strchr(tmp, ':'), '.');
 214         if (ptr)
 215             *ptr = 0;
 216         sprintf(buf, ".%i", scr->screen);
 217         strcat(tmp, buf);
 218         putenv(tmp);
 219     }
 220     tmp = wmalloc(60);
 221     sprintf(tmp, "WRASTER_COLOR_RESOLUTION%i=%i", scr->screen,
 222                 scr->rcontext->attribs->colors_per_channel);
 223     putenv(tmp);
 224 }
 225
 226
 227 /*
 228  *---------------------------------------------------------------------
 229  * wAbort--
 230  *      Do a major cleanup and exit the program
 231  *
 232  *----------------------------------------------------------------------
 233  */
 234 void
 235 wAbort(Bool dumpCore)
 236 {
 237     int i;
 238     WScreen *scr;
 239
 240     for (i=0; i<wScreenCount; i++) {
 241         scr = wScreenWithNumber(i);
 242         if (scr)
 243             RestoreDesktop(scr);
 244     }
 245     printf(_("%s aborted.\n"), ProgName);
 246     if (dumpCore)
 247         abort();
 248     else
 249         exit(1);
 250 }
 251
 252
 253 void
 254 print_help()
 255 {
 256     printf(_("Usage: %s [options]\n"), ProgName);
 257     puts(_("The Window Maker window manager for the X window system"));
 258     puts("");
 259     puts(_(" -display host:dpy  display to use"));
 260 #ifdef USECPP
 261     puts(_(" --no-cpp           disable preprocessing of configuration files"));
 262 #endif
 263     puts(_(" --no-dock          do not open the application Dock"));
 264     puts(_(" --no-clip          do not open the workspace Clip"));
 265     /*
 266     puts(_(" --locale locale            locale to use"));
 267     */
 268     puts(_(" --visual-id visualid       visual id of visual to use"));
 269     puts(_(" --static           do not update or save configurations"));
 270 #ifdef DEBUG
 271     puts(_(" --synchronous              turn on synchronous display mode"));
 272 #endif
 273     puts(_(" --version          print version and exit"));
 274     puts(_(" --help                     show this message"));
 275 }
 276
 277
 278
 279 void
 280 check_defaults()
 281 {
 282     char *path;
 283
 284     path = wdefaultspathfordomain("");
 285     if (access(path, R_OK)!=0) {
 286         wfatal(_("could not find user GNUstep directory (%s).\n"
 287                  "Make sure you have installed Window Maker correctly and run wmaker.inst"),
 288                path);
 289         exit(1);
 290     }
 291
 292     free(path);
 293 }
 294
 295
 296 static void
 297 execInitScript()
 298 {
 299     char *file;
 300     char *paths = wstrappend(wusergnusteppath(), ":"DEF_CONFIG_PATHS);
 301
 302     file = wfindfile(paths, DEF_INIT_SCRIPT);
 303     free(paths);
 304
 305     if (file) {
 306         if (system(file) != 0) {
 307             wsyserror(_("%s:could not execute initialization script"), file);
 308         }
 309 #if 0
 310         if (fork()==0) {
 311             execl("/bin/sh", "/bin/sh", "-c", file, NULL);
 312             wsyserror(_("%s:could not execute initialization script"), file);
 313             exit(1);
 314         }
 315 #endif
 316         free(file);
 317     }
 318 }
 319
 320
 321 void
 322 ExecExitScript()
 323 {
 324     char *file;
 325     char *paths = wstrappend(wusergnusteppath(), ":"DEF_CONFIG_PATHS);
 326
 327     file = wfindfile(paths, DEF_EXIT_SCRIPT);
 328     free(paths);
 329
 330     if (file) {
 331         if (system(file) != 0) {
 332             wsyserror(_("%s:could not execute exit script"), file);
 333         }
 334 #if 0
 335         if (fork()==0) {
 336             execl("/bin/sh", "/bin/sh", "-c", file, NULL);
 337             wsyserror(_("%s:could not execute exit script"), file);
 338             exit(1);
 339         }
 340 #endif
 341         free(file);
 342     }
 343 }
 344
 345
 346
 347 int
 348 main(int argc, char **argv)
 349 {
 350     int i, restart=0;
 351     Bool multiHead = True;
 352     char *str;
 353     int d, s;
 354 #ifdef DEBUG
 355     Bool doSync = False;
 356 #endif
 357
 358     wsetabort(wAbort);
 359
 360     ArgCount = argc;
 361     Arguments = argv;
 362
 363     WMInitializeApplication("WindowMaker", &argc, argv);
 364
 365
 366     ProgName = strrchr(argv[0],'/');
 367     if (!ProgName)
 368       ProgName = argv[0];
 369     else
 370       ProgName++;
 371
 372
 373     restart = 0;
 374
 375     memset(&wPreferences, 0, sizeof(WPreferences));
 376
 377     if (argc>1) {
 378         for (i=1; i<argc; i++) {
 379 #ifdef USECPP
 380             if (strcmp(argv[i], "-nocpp")==0
 381                 || strcmp(argv[i], "--no-cpp")==0) {
 382                 wPreferences.flags.nocpp=1;
 383             } else
 384 #endif
 385             if (strcmp(argv[i], "-nodock")==0
 386                 || strcmp(argv[i], "--no-dock")==0) {
 387                 wPreferences.flags.nodock=1;
 388             } else if (strcmp(argv[i], "-noclip")==0
 389                        || strcmp(argv[i], "--no-clip")==0) {
 390                 wPreferences.flags.noclip=1;
 391             } else if (strcmp(argv[i], "-version")==0
 392                        || strcmp(argv[i], "--version")==0) {
 393                 printf("Window Maker %s\n", VERSION);
 394                 exit(0);
 395             } else if (strcmp(argv[i], "--global_defaults_path")==0) {
 396                 puts(SYSCONFDIR);
 397                 exit(0);
 398 #ifdef DEBUG
 399             } else if (strcmp(argv[i], "--synchronous")==0) {
 400                 doSync = 1;
 401 #endif
 402             } else if (strcmp(argv[i], "-locale")==0
 403                        || strcmp(argv[i], "--locale")==0) {
 404                 i++;
 405                 if (i>=argc) {
 406                     wwarning(_("too few arguments for %s"), argv[i-1]);
 407                     exit(0);
 408                 }
 409                 Locale = argv[i];
 410             } else if (strcmp(argv[i], "-display")==0) {
 411                 i++;
 412                 if (i>=argc) {
 413                     wwarning(_("too few arguments for %s"), argv[i-1]);
 414                     exit(0);
 415                 }
 416                 DisplayName = argv[i];
 417             } else if (strcmp(argv[i], "-visualid")==0
 418                        || strcmp(argv[i], "--visual-id")==0) {
 419                 i++;
 420                 if (i>=argc) {
 421                     wwarning(_("too few arguments for %s"), argv[i-1]);
 422                     exit(0);
 423                 }
 424                 if (sscanf(argv[i], "%i", &wVisualID)!=1) {
 425                     wwarning(_("bad value for visualid: \"%s\""), argv[i]);
 426                     exit(0);
 427                 }
 428             } else if (strcmp(argv[i], "-static")==0
 429                        || strcmp(argv[i], "--static")==0) {
 430
 431                 wPreferences.flags.noupdates = 1;
 432 #ifdef XSMP_ENABLED
 433             } else if (strcmp(argv[i], "-clientid")==0
 434                        || strcmp(argv[i], "-restore")==0) {
 435                 i++;
 436                 if (i>=argc) {
 437                     wwarning(_("too few arguments for %s"), argv[i-1]);
 438                     exit(0);
 439                 }
 440 #endif
 441             } else if (strcmp(argv[i], "--help")==0) {
 442                 print_help();
 443                 exit(0);
 444             } else {
 445                 printf(_("%s: invalid argument '%s'\n"), argv[0], argv[i]);
 446                 printf(_("Try '%s --help' for more information\n"), argv[0]);
 447                 exit(1);
 448             }
 449         }
 450     }
 451
 452     if (!wPreferences.flags.noupdates) {
 453         /* check existence of Defaults DB directory */
 454         check_defaults();
 455     }
 456
 457 #if 0
 458     tmp = getenv("LANG");
 459     if (tmp) {
 460         if (setlocale(LC_ALL,"") == NULL) {
 461             wwarning("cannot set locale %s", tmp);
 462             wwarning("falling back to C locale");
 463             setlocale(LC_ALL,"C");
 464             Locale = NULL;
 465         } else {
 466             if (strcmp(tmp, "C")==0 || strcmp(tmp, "POSIX")==0)
 467               Locale = NULL;
 468             else
 469               Locale = tmp;
 470         }
 471     } else {
 472         Locale = NULL;
 473     }
 474 #endif
 475     if (!Locale) {
 476         Locale = getenv("LANG");
 477     }
 478     setlocale(LC_ALL, Locale);
 479     if (!Locale || strcmp(Locale, "C")==0 || strcmp(Locale, "POSIX")==0)
 480       Locale = NULL;
 481 #ifdef I18N
 482     if (getenv("NLSPATH"))
 483       bindtextdomain("WindowMaker", getenv("NLSPATH"));
 484     else
 485       bindtextdomain("WindowMaker", LOCALEDIR);
 486     textdomain("WindowMaker");
 487
 488     if (!XSupportsLocale()) {
 489         wwarning(_("X server does not support locale"));
 490     }
 491     if (XSetLocaleModifiers("") == NULL) {
 492         wwarning(_("cannot set locale modifiers"));
 493     }
 494 #endif
 495
 496     if (Locale) {
 497         char *ptr;
 498
 499         Locale = wstrdup(Locale);
 500         ptr = strchr(Locale, '.');
 501         if (ptr)
 502             *ptr = 0;
 503     }
 504
 505
 506     /* open display */
 507     dpy = XOpenDisplay(DisplayName);
 508     if (dpy == NULL) {
 509         wfatal(_("could not open display \"%s\""), XDisplayName(DisplayName));
 510         exit(1);
 511     }
 512
 513     if (fcntl(ConnectionNumber(dpy), F_SETFD, FD_CLOEXEC) < 0) {
 514         wsyserror("error setting close-on-exec flag for X connection");
 515         exit(1);
 516     }
 517
 518     /* check if the user specified a complete display name (with screen).
 519      * If so, only manage the specified screen */
 520     if (DisplayName)
 521         str = strchr(DisplayName, ':');
 522     else
 523         str = NULL;
 524
 525     if (str && sscanf(str, "%i.%i", &d, &s)==2)
 526         multiHead = False;
 527
 528     DisplayName = XDisplayName(DisplayName);
 529     str = wmalloc(strlen(DisplayName)+64);
 530     sprintf(str, "DISPLAY=%s", DisplayName);
 531     putenv(str);
 532
 533 #ifdef DEBUG
 534     if (doSync)
 535         XSynchronize(dpy, True);
 536 #endif
 537
 538     wXModifierInitialize();
 539
 540 #ifdef XSMP_ENABLED
 541     wSessionConnectManager(argv, argc);
 542 #endif
 543
 544     StartUp(!multiHead);
 545
 546     execInitScript();
 547
 548     EventLoop();
 549     return -1;
 550 }