Home | History | Annotate | Download | only in inotify
      1 /* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 2; tab-width: 8 -*- */
      2 
      3 /* inotify-helper.c - Gnome VFS Monitor based on inotify.
      4 
      5    Copyright (C) 2005 John McCutchan
      6 
      7    The Gnome Library is free software; you can redistribute it and/or
      8    modify it under the terms of the GNU Library General Public License as
      9    published by the Free Software Foundation; either version 2 of the
     10    License, or (at your option) any later version.
     11 
     12    The Gnome Library is distributed in the hope that it will be useful,
     13    but WITHOUT ANY WARRANTY; without even the implied warranty of
     14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     15    Library General Public License for more details.
     16 
     17    You should have received a copy of the GNU Library General Public
     18    License along with the Gnome Library; see the file COPYING.LIB.  If not,
     19    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
     20    Boston, MA 02111-1307, USA.
     21 
     22    Authors:
     23 		 John McCutchan <john (at) johnmccutchan.com>
     24 */
     25 
     26 #include "config.h"
     27 #include <glib.h>
     28 #include <sys/types.h>
     29 #include <unistd.h>
     30 #include "inotify-missing.h"
     31 #include "inotify-path.h"
     32 #include "inotify-diag.h"
     33 
     34 #define DIAG_DUMP_TIME 20000 /* 20 seconds */
     35 
     36 G_LOCK_EXTERN (inotify_lock);
     37 
     38 static gboolean
     39 id_dump (gpointer userdata)
     40 {
     41   GIOChannel *ioc;
     42   pid_t pid;
     43   char *fname;
     44   G_LOCK (inotify_lock);
     45   ioc = NULL;
     46   pid = getpid ();
     47 
     48   fname = g_strdup_printf ("/tmp/gvfsid.%d", pid);
     49   ioc = g_io_channel_new_file (fname, "w", NULL);
     50   g_free (fname);
     51 
     52   if (!ioc)
     53     {
     54       G_UNLOCK (inotify_lock);
     55       return TRUE;
     56     }
     57 
     58   _im_diag_dump (ioc);
     59 
     60   g_io_channel_shutdown (ioc, TRUE, NULL);
     61   g_io_channel_unref (ioc);
     62 
     63   G_UNLOCK (inotify_lock);
     64   return TRUE;
     65 }
     66 
     67 void
     68 _id_startup (void)
     69 {
     70   if (!g_getenv ("GVFS_INOTIFY_DIAG"))
     71     return;
     72 
     73   g_timeout_add (DIAG_DUMP_TIME, id_dump, NULL);
     74 }
     75