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
  56 /****** Global Variables ******/
  57
  58 /* general info */
  59
  60 Display *dpy;
  61
  62 char *ProgName;
  63
  64 unsigned int ValidModMask = 0xff;
  65
  66 /* locale to use. NULL==POSIX or C */
  67 char *Locale=NULL;
  68
  69 int wScreenCount=0;
  70
  71 WPreferences wPreferences;
  72
  73
  74 proplist_t wDomainName;
  75 proplist_t wAttributeDomainName;
  76
  77 WShortKey wKeyBindings[WKBD_LAST];
  78
  79 /* defaults domains */
  80 WDDomain *WDWindowMaker = NULL;
  81 WDDomain *WDRootMenu = NULL;
  82 WDDomain *WDWindowAttributes = NULL;
  83
  84
  85 /* XContexts */
  86 XContext wWinContext;
  87 XContext wAppWinContext;
  88 XContext wStackContext;
  89
  90 /* Atoms */
  91 Atom _XA_WM_STATE;
  92 Atom _XA_WM_CHANGE_STATE;
  93 Atom _XA_WM_PROTOCOLS;
  94 Atom _XA_WM_TAKE_FOCUS;
  95 Atom _XA_WM_DELETE_WINDOW;
  96 Atom _XA_WM_SAVE_YOURSELF;
  97 Atom _XA_WM_CLIENT_LEADER;
  98 Atom _XA_WM_COLORMAP_WINDOWS;
  99 Atom _XA_WM_COLORMAP_NOTIFY;
 100
 101 Atom _XA_GNUSTEP_WM_ATTR;
 102 Atom _XA_GNUSTEP_WM_MINIATURIZE_WINDOW;
 103 Atom _XA_GNUSTEP_WM_RESIZEBAR;
 104
 105 Atom _XA_WINDOWMAKER_MENU;
 106 Atom _XA_WINDOWMAKER_WM_PROTOCOLS;
 107 Atom _XA_WINDOWMAKER_STATE;
 108
 109 Atom _XA_WINDOWMAKER_WM_FUNCTION;
 110 Atom _XA_WINDOWMAKER_NOTICEBOARD;
 111 Atom _XA_WINDOWMAKER_COMMAND;
 112
 113 #ifdef OFFIX_DND
 114 Atom _XA_DND_PROTOCOL;
 115 Atom _XA_DND_SELECTION;
 116 #endif
 117 #ifdef XDE_DND
 118 Atom _XA_XDE_REQUEST;
 119 Atom _XA_XDE_ENTER;
 120 Atom _XA_XDE_LEAVE;
 121 Atom _XA_XDE_DATA_AVAILABLE;
 122 Atom _XDE_FILETYPE;
 123 Atom _XDE_URLTYPE;
 124 #endif
 125
 126
 127 /* cursors */
 128 Cursor wCursor[WCUR_LAST];
 129
 130 /* last event timestamp for XSetInputFocus */
 131 Time LastTimestamp;
 132 /* timestamp on the last time we did XSetInputFocus() */
 133 Time LastFocusChange;
 134
 135 #ifdef SHAPE
 136 Bool wShapeSupported;
 137 int wShapeEventBase;
 138 #endif
 139
 140
 141 /* special flags */
 142 char WProgramState = WSTATE_NORMAL;
 143 char WDelayedActionSet = 0;
 144
 145 /* temporary stuff */
 146 int wVisualID = -1;
 147
 148
 149 /******** End Global Variables *****/
 150
 151 static char *DisplayName = NULL;
 152 static char **Arguments;
 153 static int ArgCount;
 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     puts(_(" --version          print version and exit"));
 272     puts(_(" --help                     show this message"));
 273 }
 274
 275
 276
 277 void
 278 check_defaults()
 279 {
 280     char *path;
 281
 282     path = wdefaultspathfordomain("");
 283     if (access(path, R_OK)!=0) {
 284         wfatal(_("could not find user GNUstep directory (%s).\n"
 285                  "Make sure you have installed Window Maker correctly and run wmaker.inst"),
 286                path);
 287         exit(1);
 288     }
 289
 290     free(path);
 291 }
 292
 293
 294 static void
 295 execInitScript()
 296 {
 297     char *file;
 298
 299     file = wfindfile(DEF_CONFIG_PATHS, DEF_INIT_SCRIPT);
 300     if (file) {
 301         if (fork()==0) {
 302             execl("/bin/sh", "/bin/sh", "-c", file, NULL);
 303             wsyserror(_("%s:could not execute initialization script"), file);
 304             exit(1);
 305         }
 306         free(file);
 307     }
 308 }
 309
 310
 311 void
 312 ExecExitScript()
 313 {
 314     char *file;
 315
 316     file = wfindfile(DEF_CONFIG_PATHS, DEF_EXIT_SCRIPT);
 317     if (file) {
 318         if (fork()==0) {
 319             execl("/bin/sh", "/bin/sh", "-c", file, NULL);
 320             wsyserror(_("%s:could not execute exit script"), file);
 321             exit(1);
 322         }
 323         free(file);
 324     }
 325 }
 326
 327
 328
 329 int
 330 main(int argc, char **argv)
 331 {
 332     int i, restart=0;
 333     Bool multiHead = True;
 334     char *str;
 335     int d, s;
 336
 337     wsetabort(wAbort);
 338
 339     ArgCount = argc;
 340     Arguments = argv;
 341
 342     WMInitializeApplication("WindowMaker", &argc, argv);
 343
 344
 345     ProgName = strrchr(argv[0],'/');
 346     if (!ProgName)
 347       ProgName = argv[0];
 348     else
 349       ProgName++;
 350
 351
 352     restart = 0;
 353
 354     memset(&wPreferences, 0, sizeof(WPreferences));
 355
 356     if (argc>1) {
 357         for (i=1; i<argc; i++) {
 358 #ifdef USECPP
 359             if (strcmp(argv[i], "-nocpp")==0
 360                 || strcmp(argv[i], "--no-cpp")==0) {
 361                 wPreferences.flags.nocpp=1;
 362             } else
 363 #endif
 364             if (strcmp(argv[i], "-nodock")==0
 365                 || strcmp(argv[i], "--no-dock")==0) {
 366                 wPreferences.flags.nodock=1;
 367             } else if (strcmp(argv[i], "-noclip")==0
 368                        || strcmp(argv[i], "--no-clip")==0) {
 369                 wPreferences.flags.noclip=1;
 370             } else if (strcmp(argv[i], "-version")==0
 371                        || strcmp(argv[i], "--version")==0) {
 372                 printf("Window Maker %s\n", VERSION);
 373                 exit(0);
 374             } else if (strcmp(argv[i], "--global_defaults_path")==0) {
 375                 puts(SYSCONFDIR);
 376                 exit(0);
 377             } else if (strcmp(argv[i], "-locale")==0
 378                        || strcmp(argv[i], "--locale")==0) {
 379                 i++;
 380                 if (i>=argc) {
 381                     wwarning(_("too few arguments for %s"), argv[i-1]);
 382                     exit(0);
 383                 }
 384                 Locale = argv[i];
 385             } else if (strcmp(argv[i], "-display")==0) {
 386                 i++;
 387                 if (i>=argc) {
 388                     wwarning(_("too few arguments for %s"), argv[i-1]);
 389                     exit(0);
 390                 }
 391                 DisplayName = argv[i];
 392             } else if (strcmp(argv[i], "-visualid")==0
 393                        || strcmp(argv[i], "--visual-id")==0) {
 394                 i++;
 395                 if (i>=argc) {
 396                     wwarning(_("too few arguments for %s"), argv[i-1]);
 397                     exit(0);
 398                 }
 399                 if (sscanf(argv[i], "%i", &wVisualID)!=1) {
 400                     wwarning(_("bad value for visualid: \"%s\""), argv[i]);
 401                     exit(0);
 402                 }
 403             } else if (strcmp(argv[i], "-static")==0
 404                        || strcmp(argv[i], "--static")==0) {
 405
 406                 wPreferences.flags.noupdates = 1;
 407 #ifdef XSMP_ENABLED
 408             } else if (strcmp(argv[i], "-clientid")==0
 409                        || strcmp(argv[i], "-restore")==0) {
 410                 i++;
 411                 if (i>=argc) {
 412                     wwarning(_("too few arguments for %s"), argv[i-1]);
 413                     exit(0);
 414                 }
 415 #endif
 416             } else if (strcmp(argv[i], "--help")==0) {
 417                 print_help();
 418                 exit(0);
 419             } else {
 420                 printf(_("%s: invalid argument '%s'\n"), argv[0], argv[i]);
 421                 printf(_("Try '%s --help' for more information\n"), argv[0]);
 422                 exit(1);
 423             }
 424         }
 425     }
 426
 427     if (!wPreferences.flags.noupdates) {
 428         /* check existence of Defaults DB directory */
 429         check_defaults();
 430     }
 431
 432 #if 0
 433     tmp = getenv("LANG");
 434     if (tmp) {
 435         if (setlocale(LC_ALL,"") == NULL) {
 436             wwarning("cannot set locale %s", tmp);
 437             wwarning("falling back to C locale");
 438             setlocale(LC_ALL,"C");
 439             Locale = NULL;
 440         } else {
 441             if (strcmp(tmp, "C")==0 || strcmp(tmp, "POSIX")==0)
 442               Locale = NULL;
 443             else
 444               Locale = tmp;
 445         }
 446     } else {
 447         Locale = NULL;
 448     }
 449 #endif
 450     if (!Locale) {
 451         Locale = getenv("LANG");
 452     }
 453     setlocale(LC_ALL, Locale);
 454     if (!Locale || strcmp(Locale, "C")==0 || strcmp(Locale, "POSIX")==0)
 455       Locale = NULL;
 456 #ifdef I18N
 457     if (getenv("NLSPATH"))
 458       bindtextdomain("WindowMaker", getenv("NLSPATH"));
 459     else
 460       bindtextdomain("WindowMaker", LOCALEDIR);
 461     textdomain("WindowMaker");
 462
 463     if (!XSupportsLocale()) {
 464         wwarning(_("X server does not support locale"));
 465     }
 466     if (XSetLocaleModifiers("") == NULL) {
 467         wwarning(_("cannot set locale modifiers"));
 468     }
 469 #endif
 470
 471     if (Locale) {
 472         char *ptr;
 473
 474         Locale = wstrdup(Locale);
 475         ptr = strchr(Locale, '.');
 476         if (ptr)
 477             *ptr = 0;
 478     }
 479
 480
 481     /* open display */
 482     dpy = XOpenDisplay(DisplayName);
 483     if (dpy == NULL) {
 484         wfatal(_("could not open display \"%s\""), XDisplayName(DisplayName));
 485         exit(1);
 486     }
 487
 488     if (fcntl(ConnectionNumber(dpy), F_SETFD, FD_CLOEXEC) < 0) {
 489         wsyserror("error setting close-on-exec flag for X connection");
 490         exit(1);
 491     }
 492
 493     /* check if the user specified a complete display name (with screen).
 494      * If so, only manage the specified screen */
 495     if (DisplayName)
 496         str = strchr(DisplayName, ':');
 497     else
 498         str = NULL;
 499
 500     if (str && sscanf(str, "%i.%i", &d, &s)==2)
 501         multiHead = False;
 502
 503     DisplayName = XDisplayName(DisplayName);
 504     str = wmalloc(strlen(DisplayName)+64);
 505     sprintf(str, "DISPLAY=%s", DisplayName);
 506     putenv(str);
 507
 508 #ifdef DEBUG
 509     XSynchronize(dpy, True);
 510 #endif
 511
 512     wXModifierInitialize();
 513
 514 #ifdef SOUNDS
 515     wSoundInitialize();
 516 #endif
 517
 518 #ifdef XSMP_ENABLED
 519     wSessionConnectManager(argv, argc);
 520 #endif
 521
 522     StartUp(!multiHead);
 523
 524     execInitScript();
 525
 526     EventLoop();
 527     return -1;
 528 }