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113 lines
3.5 KiB
C
113 lines
3.5 KiB
C
/* GIO - GLib Input, Output and Streaming Library
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*
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* Copyright (C) 2006-2007 Red Hat, Inc.
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* Copyright (C) 2007 Sebastian Dröge.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General
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* Public License along with this library; if not, see <http://www.gnu.org/licenses/>.
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*
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* Authors: Alexander Larsson <alexl@redhat.com>
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* John McCutchan <john@johnmccutchan.com>
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* Sebastian Dröge <slomo@circular-chaos.org>
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* Ryan Lortie <desrt@desrt.ca>
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*/
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#include "config.h"
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#include "ginotifyfilemonitor.h"
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#include <gio/giomodule.h>
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#define USE_INOTIFY 1
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#include "inotify-helper.h"
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struct _GInotifyFileMonitor
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{
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GLocalFileMonitor parent_instance;
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inotify_sub *sub;
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};
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G_DEFINE_TYPE_WITH_CODE (GInotifyFileMonitor, g_inotify_file_monitor, G_TYPE_LOCAL_FILE_MONITOR,
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g_io_extension_point_implement (G_LOCAL_FILE_MONITOR_EXTENSION_POINT_NAME,
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g_define_type_id, "inotify", 20))
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static gboolean
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g_inotify_file_monitor_is_supported (void)
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{
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return _ih_startup ();
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}
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static void
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g_inotify_file_monitor_start (GLocalFileMonitor *local_monitor,
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const gchar *dirname,
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const gchar *basename,
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const gchar *filename,
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GFileMonitorSource *source)
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{
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GInotifyFileMonitor *inotify_monitor = G_INOTIFY_FILE_MONITOR (local_monitor);
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gboolean success;
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/* should already have been called, from is_supported() */
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success = _ih_startup ();
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g_assert (success);
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inotify_monitor->sub = _ih_sub_new (dirname, basename, filename != NULL, source);
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_ih_sub_add (inotify_monitor->sub);
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}
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static gboolean
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g_inotify_file_monitor_cancel (GFileMonitor *monitor)
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{
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GInotifyFileMonitor *inotify_monitor = G_INOTIFY_FILE_MONITOR (monitor);
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if (inotify_monitor->sub)
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{
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_ih_sub_cancel (inotify_monitor->sub);
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_ih_sub_free (inotify_monitor->sub);
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inotify_monitor->sub = NULL;
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}
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return TRUE;
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}
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static void
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g_inotify_file_monitor_finalize (GObject *object)
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{
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GInotifyFileMonitor *inotify_monitor = G_INOTIFY_FILE_MONITOR (object);
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/* must surely have been cancelled already */
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g_assert (!inotify_monitor->sub);
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G_OBJECT_CLASS (g_inotify_file_monitor_parent_class)->finalize (object);
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}
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static void
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g_inotify_file_monitor_init (GInotifyFileMonitor* monitor)
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{
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}
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static void
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g_inotify_file_monitor_class_init (GInotifyFileMonitorClass* klass)
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{
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GObjectClass* gobject_class = G_OBJECT_CLASS (klass);
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GFileMonitorClass *file_monitor_class = G_FILE_MONITOR_CLASS (klass);
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GLocalFileMonitorClass *local_file_monitor_class = G_LOCAL_FILE_MONITOR_CLASS (klass);
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local_file_monitor_class->is_supported = g_inotify_file_monitor_is_supported;
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local_file_monitor_class->start = g_inotify_file_monitor_start;
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local_file_monitor_class->mount_notify = TRUE;
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file_monitor_class->cancel = g_inotify_file_monitor_cancel;
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gobject_class->finalize = g_inotify_file_monitor_finalize;
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}
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