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 **Arguments;
  62 int ArgCount;
  63
  64 char *ProgName;
  65
  66 unsigned int ValidModMask = 0xff;
  67
  68 /* locale to use. NULL==POSIX or C */
  69 char *Locale=NULL;
  70
  71 int wScreenCount=0;
  72
  73 WPreferences wPreferences;
  74
  75
  76 proplist_t wDomainName;
  77 proplist_t wAttributeDomainName;
  78
  79 WShortKey wKeyBindings[WKBD_LAST];
  80
  81 /* defaults domains */
  82 WDDomain *WDWindowMaker = NULL;
  83 WDDomain *WDRootMenu = NULL;
  84 WDDomain *WDWindowAttributes = NULL;
  85
  86
  87 /* XContexts */
  88 XContext wWinContext;
  89 XContext wAppWinContext;
  90 XContext wStackContext;
  91
  92 /* Atoms */
  93 Atom _XA_WM_STATE;
  94 Atom _XA_WM_CHANGE_STATE;
  95 Atom _XA_WM_PROTOCOLS;
  96 Atom _XA_WM_TAKE_FOCUS;
  97 Atom _XA_WM_DELETE_WINDOW;
  98 Atom _XA_WM_SAVE_YOURSELF;
  99 Atom _XA_WM_CLIENT_LEADER;
 100 Atom _XA_WM_COLORMAP_WINDOWS;
 101 Atom _XA_WM_COLORMAP_NOTIFY;
 102
 103 Atom _XA_GNUSTEP_WM_ATTR;
 104 Atom _XA_GNUSTEP_WM_MINIATURIZE_WINDOW;
 105 Atom _XA_GNUSTEP_WM_RESIZEBAR;
 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 Atom _XA_WINDOWMAKER_NOTICEBOARD;
 113 Atom _XA_WINDOWMAKER_COMMAND;
 114
 115 #ifdef OFFIX_DND
 116 Atom _XA_DND_PROTOCOL;
 117 Atom _XA_DND_SELECTION;
 118 #endif
 119 #ifdef XDE_DND
 120 Atom _XA_XDE_REQUEST;
 121 Atom _XA_XDE_ENTER;
 122 Atom _XA_XDE_LEAVE;
 123 Atom _XA_XDE_DATA_AVAILABLE;
 124 Atom _XDE_FILETYPE;
 125 Atom _XDE_URLTYPE;
 126 #endif
 127
 128
 129 /* cursors */
 130 Cursor wCursor[WCUR_LAST];
 131
 132 /* last event timestamp for XSetInputFocus */
 133 Time LastTimestamp;
 134 /* timestamp on the last time we did XSetInputFocus() */
 135 Time LastFocusChange;
 136
 137 #ifdef SHAPE
 138 Bool wShapeSupported;
 139 int wShapeEventBase;
 140 #endif
 141
 142
 143 /* special flags */
 144 char WProgramState = WSTATE_NORMAL;
 145 char WDelayedActionSet = 0;
 146
 147 /* temporary stuff */
 148 int wVisualID = -1;
 149
 150
 151 /******** End Global Variables *****/
 152
 153 static char *DisplayName = NULL;
 154
 155 extern void EventLoop();
 156 extern void StartUp();
 157
 158
 159 void
 160 Exit(int status)
 161 {
 162 #ifdef XSMP_ENABLED
 163     wSessionDisconnectManager();
 164 #endif
 165     if (dpy)
 166         XCloseDisplay(dpy);
 167
 168     exit(status);
 169 }
 170
 171 void
 172 Restart(char *manager)
 173 {
 174     char *prog=NULL;
 175     char *argv[MAX_RESTART_ARGS];
 176     int i;
 177
 178     if (manager && manager[0]!=0) {
 179         prog = argv[0] = strtok(manager, " ");
 180         for (i=1; i<MAX_RESTART_ARGS; i++) {
 181             argv[i]=strtok(NULL, " ");
 182             if (argv[i]==NULL) {
 183                 break;
 184             }
 185         }
 186     }
 187 #ifdef XSMP_ENABLED
 188     wSessionDisconnectManager();
 189 #endif
 190     XCloseDisplay(dpy);
 191     if (!prog)
 192       execvp(Arguments[0], Arguments);
 193     else {
 194         execvp(prog, argv);
 195         /* fallback */
 196         execv(Arguments[0], Arguments);
 197     }
 198     wsyserror(_("could not exec window manager"));
 199     wfatal(_("Restart failed!!!"));
 200     exit(-1);
 201 }
 202
 203
 204
 205 void
 206 SetupEnvironment(WScreen *scr)
 207 {
 208     char *tmp, *ptr;
 209     char buf[16];
 210
 211     if (wScreenCount > 1) {
 212         tmp = wmalloc(strlen(DisplayName)+64);
 213         sprintf(tmp, "DISPLAY=%s", XDisplayName(DisplayName));
 214         ptr = strchr(strchr(tmp, ':'), '.');
 215         if (ptr)
 216             *ptr = 0;
 217         sprintf(buf, ".%i", scr->screen);
 218         strcat(tmp, buf);
 219         putenv(tmp);
 220     }
 221     tmp = wmalloc(60);
 222     sprintf(tmp, "WRASTER_COLOR_RESOLUTION%i=%i", scr->screen,
 223                 scr->rcontext->attribs->colors_per_channel);
 224     putenv(tmp);
 225 }
 226
 227
 228 /*
 229  *---------------------------------------------------------------------
 230  * wAbort--
 231  *      Do a major cleanup and exit the program
 232  *
 233  *----------------------------------------------------------------------
 234  */
 235 void
 236 wAbort(Bool dumpCore)
 237 {
 238     int i;
 239     WScreen *scr;
 240
 241     for (i=0; i<wScreenCount; i++) {
 242         scr = wScreenWithNumber(i);
 243         if (scr)
 244             RestoreDesktop(scr);
 245     }
 246     printf(_("%s aborted.\n"), ProgName);
 247     if (dumpCore)
 248         abort();
 249     else
 250         exit(1);
 251 }
 252
 253
 254 void
 255 print_help()
 256 {
 257     printf(_("Usage: %s [options]\n"), ProgName);
 258     puts(_("The Window Maker window manager for the X window system"));
 259     puts("");
 260     puts(_(" -display host:dpy  display to use"));
 261 #ifdef USECPP
 262     puts(_(" --no-cpp           disable preprocessing of configuration files"));
 263 #endif
 264     puts(_(" --no-dock          do not open the application Dock"));
 265     puts(_(" --no-clip          do not open the workspace Clip"));
 266     /*
 267     puts(_(" --locale locale            locale to use"));
 268     */
 269     puts(_(" --visual-id visualid       visual id of visual to use"));
 270     puts(_(" --static           do not update or save configurations"));
 271 #ifdef DEBUG
 272     puts(_(" --synchronous              turn on synchronous display mode"));
 273 #endif
 274     puts(_(" --version          print version and exit"));
 275     puts(_(" --help                     show this message"));
 276 }
 277
 278
 279
 280 void
 281 check_defaults()
 282 {
 283     char *path;
 284
 285     path = wdefaultspathfordomain("");
 286     if (access(path, R_OK)!=0) {
 287         wfatal(_("could not find user GNUstep directory (%s).\n"
 288                  "Make sure you have installed Window Maker correctly and run wmaker.inst"),
 289                path);
 290         exit(1);
 291     }
 292
 293     free(path);
 294 }
 295
 296
 297 static void
 298 execInitScript()
 299 {
 300     char *file;
 301
 302     file = wfindfile(DEF_CONFIG_PATHS, DEF_INIT_SCRIPT);
 303     if (file) {
 304         if (system(file) != 0) {
 305             wsyserror(_("%s:could not execute initialization script"), file);
 306         }
 307 #if 0
 308         if (fork()==0) {
 309             execl("/bin/sh", "/bin/sh", "-c", file, NULL);
 310             wsyserror(_("%s:could not execute initialization script"), file);
 311             exit(1);
 312         }
 313 #endif
 314         free(file);
 315     }
 316 }
 317
 318
 319 void
 320 ExecExitScript()
 321 {
 322     char *file;
 323
 324     file = wfindfile(DEF_CONFIG_PATHS, DEF_EXIT_SCRIPT);
 325     if (file) {
 326         if (system(file) != 0) {
 327             wsyserror(_("%s:could not execute exit script"), file);
 328         }
 329 #if 0
 330         if (fork()==0) {
 331             execl("/bin/sh", "/bin/sh", "-c", file, NULL);
 332             wsyserror(_("%s:could not execute exit script"), file);
 333             exit(1);
 334         }
 335 #endif
 336         free(file);
 337     }
 338 }
 339
 340
 341
 342 int
 343 main(int argc, char **argv)
 344 {
 345     int i, restart=0;
 346     Bool multiHead = True;
 347     char *str;
 348     int d, s;
 349 #ifdef DEBUG
 350     Bool doSync = False;
 351 #endif
 352
 353     wsetabort(wAbort);
 354
 355     ArgCount = argc;
 356     Arguments = argv;
 357
 358     WMInitializeApplication("WindowMaker", &argc, argv);
 359
 360
 361     ProgName = strrchr(argv[0],'/');
 362     if (!ProgName)
 363       ProgName = argv[0];
 364     else
 365       ProgName++;
 366
 367
 368     restart = 0;
 369
 370     memset(&wPreferences, 0, sizeof(WPreferences));
 371
 372     if (argc>1) {
 373         for (i=1; i<argc; i++) {
 374 #ifdef USECPP
 375             if (strcmp(argv[i], "-nocpp")==0
 376                 || strcmp(argv[i], "--no-cpp")==0) {
 377                 wPreferences.flags.nocpp=1;
 378             } else
 379 #endif
 380             if (strcmp(argv[i], "-nodock")==0
 381                 || strcmp(argv[i], "--no-dock")==0) {
 382                 wPreferences.flags.nodock=1;
 383             } else if (strcmp(argv[i], "-noclip")==0
 384                        || strcmp(argv[i], "--no-clip")==0) {
 385                 wPreferences.flags.noclip=1;
 386             } else if (strcmp(argv[i], "-version")==0
 387                        || strcmp(argv[i], "--version")==0) {
 388                 printf("Window Maker %s\n", VERSION);
 389                 exit(0);
 390             } else if (strcmp(argv[i], "--global_defaults_path")==0) {
 391                 puts(SYSCONFDIR);
 392                 exit(0);
 393 #ifdef DEBUG
 394             } else if (strcmp(argv[i], "--synchronous")==0) {
 395                 doSync = 1;
 396 #endif
 397             } else if (strcmp(argv[i], "-locale")==0
 398                        || strcmp(argv[i], "--locale")==0) {
 399                 i++;
 400                 if (i>=argc) {
 401                     wwarning(_("too few arguments for %s"), argv[i-1]);
 402                     exit(0);
 403                 }
 404                 Locale = argv[i];
 405             } else if (strcmp(argv[i], "-display")==0) {
 406                 i++;
 407                 if (i>=argc) {
 408                     wwarning(_("too few arguments for %s"), argv[i-1]);
 409                     exit(0);
 410                 }
 411                 DisplayName = argv[i];
 412             } else if (strcmp(argv[i], "-visualid")==0
 413                        || strcmp(argv[i], "--visual-id")==0) {
 414                 i++;
 415                 if (i>=argc) {
 416                     wwarning(_("too few arguments for %s"), argv[i-1]);
 417                     exit(0);
 418                 }
 419                 if (sscanf(argv[i], "%i", &wVisualID)!=1) {
 420                     wwarning(_("bad value for visualid: \"%s\""), argv[i]);
 421                     exit(0);
 422                 }
 423             } else if (strcmp(argv[i], "-static")==0
 424                        || strcmp(argv[i], "--static")==0) {
 425
 426                 wPreferences.flags.noupdates = 1;
 427 #ifdef XSMP_ENABLED
 428             } else if (strcmp(argv[i], "-clientid")==0
 429                        || strcmp(argv[i], "-restore")==0) {
 430                 i++;
 431                 if (i>=argc) {
 432                     wwarning(_("too few arguments for %s"), argv[i-1]);
 433                     exit(0);
 434                 }
 435 #endif
 436             } else if (strcmp(argv[i], "--help")==0) {
 437                 print_help();
 438                 exit(0);
 439             } else {
 440                 printf(_("%s: invalid argument '%s'\n"), argv[0], argv[i]);
 441                 printf(_("Try '%s --help' for more information\n"), argv[0]);
 442                 exit(1);
 443             }
 444         }
 445     }
 446
 447     if (!wPreferences.flags.noupdates) {
 448         /* check existence of Defaults DB directory */
 449         check_defaults();
 450     }
 451
 452 #if 0
 453     tmp = getenv("LANG");
 454     if (tmp) {
 455         if (setlocale(LC_ALL,"") == NULL) {
 456             wwarning("cannot set locale %s", tmp);
 457             wwarning("falling back to C locale");
 458             setlocale(LC_ALL,"C");
 459             Locale = NULL;
 460         } else {
 461             if (strcmp(tmp, "C")==0 || strcmp(tmp, "POSIX")==0)
 462               Locale = NULL;
 463             else
 464               Locale = tmp;
 465         }
 466     } else {
 467         Locale = NULL;
 468     }
 469 #endif
 470     if (!Locale) {
 471         Locale = getenv("LANG");
 472     }
 473     setlocale(LC_ALL, Locale);
 474     if (!Locale || strcmp(Locale, "C")==0 || strcmp(Locale, "POSIX")==0)
 475       Locale = NULL;
 476 #ifdef I18N
 477     if (getenv("NLSPATH"))
 478       bindtextdomain("WindowMaker", getenv("NLSPATH"));
 479     else
 480       bindtextdomain("WindowMaker", LOCALEDIR);
 481     textdomain("WindowMaker");
 482
 483     if (!XSupportsLocale()) {
 484         wwarning(_("X server does not support locale"));
 485     }
 486     if (XSetLocaleModifiers("") == NULL) {
 487         wwarning(_("cannot set locale modifiers"));
 488     }
 489 #endif
 490
 491     if (Locale) {
 492         char *ptr;
 493
 494         Locale = wstrdup(Locale);
 495         ptr = strchr(Locale, '.');
 496         if (ptr)
 497             *ptr = 0;
 498     }
 499
 500
 501     /* open display */
 502     dpy = XOpenDisplay(DisplayName);
 503     if (dpy == NULL) {
 504         wfatal(_("could not open display \"%s\""), XDisplayName(DisplayName));
 505         exit(1);
 506     }
 507
 508     if (fcntl(ConnectionNumber(dpy), F_SETFD, FD_CLOEXEC) < 0) {
 509         wsyserror("error setting close-on-exec flag for X connection");
 510         exit(1);
 511     }
 512
 513     /* check if the user specified a complete display name (with screen).
 514      * If so, only manage the specified screen */
 515     if (DisplayName)
 516         str = strchr(DisplayName, ':');
 517     else
 518         str = NULL;
 519
 520     if (str && sscanf(str, "%i.%i", &d, &s)==2)
 521         multiHead = False;
 522
 523     DisplayName = XDisplayName(DisplayName);
 524     str = wmalloc(strlen(DisplayName)+64);
 525     sprintf(str, "DISPLAY=%s", DisplayName);
 526     putenv(str);
 527
 528 #ifdef DEBUG
 529     if (doSync)
 530         XSynchronize(dpy, True);
 531 #endif
 532
 533     wXModifierInitialize();
 534
 535 #ifdef XSMP_ENABLED
 536     wSessionConnectManager(argv, argc);
 537 #endif
 538
 539     StartUp(!multiHead);
 540
 541     execInitScript();
 542
 543     EventLoop();
 544     return -1;
 545 }