e16/src/main.c

#include "E.h"
#include "timestamp.h"

int
main(int argc, char **argv)
{
   int                 i, num;
   Button            **lst;
   Background         *bg;
   ECursor            *ec = NULL;

   /* This function runs all the setup for startup, and then 
    * proceeds into the primary event loop at the end.
    */

   single_screen_mode = 0;
/*  unsetenv("LD_PRELOAD"); */

#ifdef DEBUG
   call_level = 0;
   debug_level = 0;
   {
      char               *debug_str;

      debug_str = getenv("EDBUG");
      if (debug_str)
	 debug_level = atoi(debug_str);
   }
#endif

   EDBUG(1, "main");

   /* go head and set up the internal data lists that enlightenment
    * uses for finding everything
    */
   lists = Emalloc(sizeof(List) * LIST_TYPE_COUNT);
   lists = memset(lists, 0, (sizeof(List) * LIST_TYPE_COUNT));

   /* Set up all the text bits that belong on the GSOD */
   AssignTitleText("Enlightenment Message Dialog");
   AssignIgnoreText("Ignore this");
   AssignRestartText("Restart Enlightenment");
   AssignExitText("Quit Enlightenment");

   /* We'll set up what the buttons do now, too */
   AssignRestartFunction(doExit, "restart");
   AssignExitFunction(doExit, NULL);
   srand(time(NULL));

   command = duplicate(argv[0]);
   themepath[0] = 0;
   {
      int                 j = 0;

      /* Set a default location for the "previous session" data when
       * we do not actually have a previous session. */
      SetSMFile(NULL);

      /* Now we're going to interpret any of the commandline parameters
       * that are passed to it -- Well, at least the ones that we
       * understand.
       */

      for (j = 1; j < argc; j++)
	{
	   if ((!strcmp("-theme", argv[j])) && (argc - j > 1))
	     {
		Esnprintf(themepath, sizeof(themepath), "%s", argv[++j]);
	     }
	   else if ((!strcmp("-econfdir", argv[j])) && (argc - j > 1))
	     {
		SetEDir(argv[++j]);
	     }
	   else if ((!strcmp("-display", argv[j])) && (argc - j > 1))
	     {
		dstr = argv[++j];
	     }
	   else if (!strcmp("-single", argv[j]))
	     {
		single_screen_mode = 1;
	     }
	   else if ((!strcmp("-smid", argv[j])) && (argc - j > 1))
	     {
		SetSMID(argv[++j]);
	     }
	   else if ((!strcmp("-clientId", argv[j])) && (argc - j > 1))
	     {
		SetSMID(argv[++j]);
	     }
	   else if ((!strcmp("--sm-client-id", argv[j])) && (argc - j > 1))
	     {
		SetSMID(argv[++j]);
	     }
	   else if ((!strcmp("-smfile", argv[j])) && (argc - j > 1))
	     {
		SetSMFile(argv[++j]);
	     }
	   else if ((!strcmp("-ext_init_win", argv[j])) && (argc - j > 1))
	     {
		init_win_ext = atoi(argv[++j]);
	     }
	   else if (!strcmp("-no_overwrite", argv[j]))
	     {
		no_overwrite = 1;
	     }
	   else if (!strcmp("-help", argv[j]))
	     {
		printf("enlightenment options:                      \n"
		       "\t-theme /path/to/theme                     \n"
		       "\t-econfdir /path/to/.enlightenment/conf/dir\n"
		       "\t[-smid | -clientId | --sm-client-id] id   \n"
		       "\t-smfile file                              \n"
		       "\t-ext_init_win window_id                   \n"
		       "\t-no_overwrite                             \n"
		       "\t[-v | -version | --version]               \n"
		       "\t-display display_name                     \n");
		exit(0);
	     }
	   else if ((!strcmp("-v", argv[j])) ||
		    (!strcmp("-version", argv[j])) ||
		    (!strcmp("--version", argv[j])) ||
		    (!strcmp("-v", argv[j])))
	     {
		printf("Enlightenment Version: %s\nLast updated on: %s\n",
		       ENLIGHTENMENT_VERSION, E_CHECKOUT_DATE);
		exit(0);
	     }
	}
   }

   if (themepath[0] == 0)
     {
	FILE               *f;
	char                s[FILEPATH_LEN_MAX];
	char               *file;

	file = FindFile("user_theme.cfg");
	if (file)
	  {
	     s[0] = 0;
	     f = fopen(file, "r");
	     if (f)
	       {
		  if (fscanf(f, "%4000s", s) < 1)
		     s[0] = 0;
		  fclose(f);
		  if (s[0])
		     Esnprintf(themepath, sizeof(themepath), "%s", s);
	       }
	     Efree(file);
	  }

	if (themepath[0] == 0)
	  {
	     char               *def;

	     def = GetDefaultTheme();
	     if (def)
	       {
		  Esnprintf(themepath, sizeof(themepath), "%s", def);
		  Efree(def);
	       }
	  }
     }
   SetSMUserThemePath(themepath);

   /* run most of the setup */
   SetupSignals();
   SetupX();
   ZoomInit();
   SetupDirs();
/*  SC_Init();
 * SC_SetHotspot(30, 30);
 * SC_SetWait(); */
   InitDesktopBgs();
   GotoDesktop(0);
   CommsSetup();
   CommsFindCommsWindow();
   GrabX();
   LoadGroups();
   LoadSnapInfo();
   MapUnmap(0);

   /* make all of our fallback classes */
   SetupFallbackClasses();
   UngrabX();
   /* We'll set up what the buttons do now, too */
   /* again?  why are we doing this twice? */
   AssignRestartFunction((*doExit), duplicate("restart"));
   AssignExitFunction((*EExit), (void *)1);
   desks.desk[0].viewable = 0;
   /* now we're going to load the configuration/theme */
   LoadEConfig(themepath);

   desks.desk[0].viewable = 1;
   RefreshDesktop(0);
   if (mode.sound)
     {
	ApplySclass(FindItem("SOUND_STARTUP", 0,
			     LIST_FINDBY_NAME, LIST_TYPE_SCLASS));
	DestroySclass(RemoveItem("SOUND_STARTUP", 0,
				 LIST_FINDBY_NAME, LIST_TYPE_SCLASS));
     }
   /* toss down the dragbar and related */
   InitDesktopControls();
   /* then draw all the buttons that belong on the desktop */
   lst = (Button **) ListItemTypeID(&num, LIST_TYPE_BUTTON, 0);
   if (lst)
     {
	for (i = 0; i < num; i++)
	  {
	     if ((!lst[i]->internal) && (lst[i]->default_show))
		SimpleShowButton(lst[i]);
	  }
	Efree(lst);
     }
   /* gnome hints stuff & session initialization here */
   GNOME_SetHints();
   SessionInit();
   ShowDesktopControls();
   CheckEvent();
   /* retreive stuff from last time we were loaded if we're restarting */
   ICCCM_GetMainEInfo();
   SetupEnv();
   if (mode.mapslide)
      CreateStartupDisplay(0);
   MapUnmap(1);
   /* set some more stuff for gnome */
   GNOME_SetCurrentArea();
   /* if we didn't have an external window piped to us, we'll do some stuff */
   if (!init_win_ext)
      SpawnSnappedCmds();
   desks.current = 0;
   /* Set up the internal pagers */
   IB_Setup();
   if (mode.show_pagers)
     {
	mode.show_pagers = 0;
	queue_up = 0;
	EnableAllPagers();
	queue_up = 1;
     }
   if (getpid() == master_pid && init_win_ext)
     {
	XKillClient(disp, init_win_ext);
	init_win_ext = 0;
     }
   GNOME_SetClientList();

   /* start up any kde crap we might need to start up */
   if (mode.kde_support)
      KDE_Init();

   /* sync just to make sure */
   XSync(disp, False);
   queue_up = 1;

   /* hello!  we don't have a resizemode of 5! */
   if (mode.resizemode == 5)
      mode.resizemode = 0;
   /* of course, we have to set the cursors */
   ec = FindItem("DEFAULT", 0, LIST_FINDBY_NAME, LIST_TYPE_ECURSOR);
   if (ec)
     {
	ApplyECursor(root.win, ec);
	ec->ref_count++;
	ec->inroot = 1;
     }

   if (mode.display_warp < 0)
      mode.display_warp = 0;
   mode.startup = 0;
   /*  SC_Kill(); */
   /* ok - paranoia - save current settings to disk */
   if (root.scr == 0)
      autosave();
   /* let's make sure we set this up and go to our desk anyways */
   ICCCM_GetMainEInfo();
   GotoDesktop(desks.current);
   if (desks.current < (mode.numdesktops - 1))
     {
	char                ps = 0;

	if (!mode.mapslide)
	  {
	     ps = desks.slidein;
	     desks.slidein = 0;
	  }
	GotoDesktop(desks.current + 1);
	GotoDesktop(desks.current - 1);
	if (!mode.mapslide)
	   desks.slidein = ps;
     }
   else if (desks.current > 0)
     {
	char                ps = 0;

	if (!mode.mapslide)
	  {
	     ps = desks.slidein;
	     desks.slidein = 0;
	  }
	GotoDesktop(desks.current - 1);
	GotoDesktop(desks.current + 1);
	if (!mode.mapslide)
	   desks.slidein = ps;
     }
   XSync(disp, False);
   if (!mode.mapslide)
      CreateStartupDisplay(0);
   if ((bg = RemoveItem("STARTUP_BACKGROUND_SIDEWAYS", 0, LIST_FINDBY_NAME,
			LIST_TYPE_BACKGROUND)))
      FreeDesktopBG(bg);
   if ((bg = RemoveItem("STARTUP_BACKGROUND", 0, LIST_FINDBY_NAME,
			LIST_TYPE_BACKGROUND)))
      FreeDesktopBG(bg);
   for (i = 0; i < child_count; i++)
      kill(e_children[i], SIGCONT);

   if (FindItem("", 0, LIST_FINDBY_NONE,
		LIST_TYPE_COLORMODIFIER))
     {
	DIALOG_OK("Disabled Feature...",
		  "The theme you are using contains COLOR MODIFIERS.\n"
		  "They have been disabled for 0.16 due to them causing\n"
		  "a mysterious memory leak that cannot be found.\n"
		  "Please do not try and get them re-eanabled by mailing the\n"
		  "Enlightenment Authors - either help us find the leak\n"
		  "and fix it, or use another theme, or contact the\n"
		  "author of the theme you are using and have them modify\n"
		  "their theme so it does not require Color Modifiers.\n"
		  "\n"
		"It is unfortunate this has to be done but we cannot devote\n"
		  "any more time and resources to this problem that can be\n"
		"worked around by pre-generating modified images instead of\n"
		  "using Color Modifiers.\n"
		  "\n"
		"Unless someone helps there is no time to fix this so start\n"
		  "modifying your themes now if they use Color Modifiers\n"
	   );
     }

   /* The primary event loop */
   for (;;)
      WaitEvent();
   /* Of course, we should NEVER get to this point */
   EDBUG_RETURN(0);
}