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Bug 556910 – [fam-helper.c:223]: Memory leak: sub

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2008-10-24  Matthias Clasen  <mclasen@redhat.com>

        Bug 556910 – [fam-helper.c:223]: Memory leak: sub

        * fam/fam-helper.c: Fix a memory leak and formatting issues.
        Reported by Daniel Marjamäki


svn path=/trunk/; revision=7624
This commit is contained in:
Matthias Clasen 2008-10-24 04:04:42 +00:00 committed by Matthias Clasen
parent 05fb3a25e5
commit b616e892ca
2 changed files with 115 additions and 98 deletions
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7
gio/ChangeLog
View File

@ -1,3 +1,10 @@
2008-10-24 Matthias Clasen <mclasen@redhat.com>
Bug 556910 – [fam-helper.c:223]: Memory leak: sub
* fam/fam-helper.c: Fix a memory leak and formatting issues.
Reported by Daniel Marjamäki
2008-10-23 Matthias Clasen <mclasen@redhat.com>
* gdesktopappinfo.c (g_app_info_reset_type_associations): Fix docs.

208
gio/fam/fam-helper.c
View File

@ -70,76 +70,80 @@ fam_event_to_file_monitor_event (int code)
static gboolean
fam_do_iter_unlocked (void)
{
while (fam_connection != NULL && FAMPending (fam_connection)) {
FAMEvent ev;
fam_sub* sub = NULL;
gboolean cancelled;
while (fam_connection != NULL && FAMPending (fam_connection))
{
FAMEvent ev;
fam_sub* sub = NULL;
gboolean cancelled;
if (FAMNextEvent (fam_connection, &ev) != 1) {
FAMClose (fam_connection);
g_free (fam_connection);
g_source_remove (fam_watch_id);
fam_watch_id = 0;
fam_connection = NULL;
return FALSE;
}
if (FAMNextEvent (fam_connection, &ev) != 1)
{
FAMClose (fam_connection);
g_free (fam_connection);
g_source_remove (fam_watch_id);
fam_watch_id = 0;
fam_connection = NULL;
return FALSE;
}
sub = (fam_sub*)ev.userdata;
cancelled = sub->cancelled;
if (ev.code == FAMAcknowledge && cancelled)
{
_fam_sub_free (sub);
continue;
}
if (cancelled)
continue;
if (sub->directory)
{
GFileMonitor* monitor = G_FILE_MONITOR (sub->user_data);
GFileMonitorEvent eflags = fam_event_to_file_monitor_event (ev.code);
gchar* path = NULL;
GFile *child, *parent;
/* unsupported event */
if (eflags == -1)
sub = (fam_sub*)ev.userdata;
cancelled = sub->cancelled;
if (ev.code == FAMAcknowledge && cancelled)
{
_fam_sub_free (sub);
continue;
}
if (ev.filename[0] == '/')
if (cancelled)
continue;
if (sub->directory)
{
GFileMonitor* monitor = G_FILE_MONITOR (sub->user_data);
GFileMonitorEvent eflags = fam_event_to_file_monitor_event (ev.code);
gchar* path = NULL;
GFile *child, *parent;
/* unsupported event */
if (eflags == -1)
continue;
if (ev.filename[0] == '/')
path = g_strdup (ev.filename);
else
path = g_strdup_printf ("%s/%s", sub->pathname, ev.filename);
child = g_file_new_for_path (path);
parent = g_file_get_parent (child);
g_file_monitor_emit_event (monitor, child, NULL, eflags);
g_free (path);
g_object_unref (child);
g_object_unref (parent);
}
else
{
GFile *child;
GFileMonitor* monitor = G_FILE_MONITOR (sub->user_data);
GFileMonitorEvent eflags = fam_event_to_file_monitor_event (ev.code);
gchar* path = NULL;
if (eflags == -1)
continue;
path = g_strdup (ev.filename);
else
path = g_strdup_printf ("%s/%s", sub->pathname, ev.filename);
child = g_file_new_for_path (path);
parent = g_file_get_parent (child);
g_file_monitor_emit_event (monitor, child, NULL, eflags);
g_free (path);
g_object_unref (child);
g_object_unref (parent);
} else {
GFile *child;
GFileMonitor* monitor = G_FILE_MONITOR (sub->user_data);
GFileMonitorEvent eflags = fam_event_to_file_monitor_event (ev.code);
gchar* path = NULL;
if (eflags == -1)
continue;
path = g_strdup (ev.filename);
child = g_file_new_for_path (path);
g_file_monitor_emit_event (monitor, child, NULL, eflags);
g_free (path);
g_object_unref (child);
}
}
child = g_file_new_for_path (path);
g_file_monitor_emit_event (monitor, child, NULL, eflags);
g_free (path);
g_object_unref (child);
}
}
return TRUE;
}
static gboolean
fam_callback (GIOChannel *source,
GIOCondition condition,
gpointer data)
fam_callback (GIOChannel *source,
GIOCondition condition,
gpointer data)
{
gboolean res;
G_LOCK (fam_connection);
@ -157,25 +161,27 @@ _fam_sub_startup (void)
G_LOCK (fam_connection);
if (fam_connection == NULL) {
fam_connection = g_new0 (FAMConnection, 1);
if (FAMOpen2 (fam_connection, "gvfs user") != 0) {
g_warning ("FAMOpen failed, FAMErrno=%d\n", FAMErrno);
g_free (fam_connection);
fam_connection = NULL;
G_UNLOCK (fam_connection);
return FALSE;
}
if (fam_connection == NULL)
{
fam_connection = g_new0 (FAMConnection, 1);
if (FAMOpen2 (fam_connection, "gvfs user") != 0)
{
g_warning ("FAMOpen failed, FAMErrno=%d\n", FAMErrno);
g_free (fam_connection);
fam_connection = NULL;
G_UNLOCK (fam_connection);
return FALSE;
}
#ifdef HAVE_FAM_NO_EXISTS
/* This is a gamin extension that avoids sending all the Exists event for dir monitors */
FAMNoExists (fam_connection);
FAMNoExists (fam_connection);
#endif
ioc = g_io_channel_unix_new (FAMCONNECTION_GETFD(fam_connection));
fam_watch_id = g_io_add_watch (ioc,
G_IO_IN | G_IO_HUP | G_IO_ERR,
fam_callback, fam_connection);
g_io_channel_unref (ioc);
}
ioc = g_io_channel_unix_new (FAMCONNECTION_GETFD(fam_connection));
fam_watch_id = g_io_add_watch (ioc,
G_IO_IN | G_IO_HUP | G_IO_ERR,
fam_callback, fam_connection);
g_io_channel_unref (ioc);
}
G_UNLOCK (fam_connection);
@ -187,41 +193,43 @@ _fam_sub_shutdown (void)
{
G_LOCK (fam_connection);
if (fam_connection != NULL) {
FAMClose (fam_connection);
g_free (fam_connection);
g_source_remove (fam_watch_id);
fam_watch_id = 0;
fam_connection = NULL;
}
if (fam_connection != NULL)
{
FAMClose (fam_connection);
g_free (fam_connection);
g_source_remove (fam_watch_id);
fam_watch_id = 0;
fam_connection = NULL;
}
G_UNLOCK (fam_connection);
}
fam_sub*
_fam_sub_add (const gchar* pathname,
gboolean directory,
gpointer user_data)
_fam_sub_add (const gchar *pathname,
gboolean directory,
gpointer user_data)
{
fam_sub *sub;
if (!_fam_sub_startup ())
return NULL;
sub = g_new0 (fam_sub, 1);
sub->pathname = g_strdup (pathname);
sub->directory = directory;
sub->user_data = user_data;
G_LOCK (fam_connection);
/* We need to queue up incoming messages to avoid blocking on write
* if there are many monitors being canceled */
fam_do_iter_unlocked ();
if (fam_connection == NULL) {
G_UNLOCK (fam_connection);
return NULL;
}
if (fam_connection == NULL)
{
G_UNLOCK (fam_connection);
return NULL;
}
sub = g_new0 (fam_sub, 1);
sub->pathname = g_strdup (pathname);
sub->directory = directory;
sub->user_data = user_data;
if (directory)
FAMMonitorDirectory (fam_connection, pathname, &sub->request, sub);
@ -229,6 +237,7 @@ _fam_sub_add (const gchar* pathname,
FAMMonitorFile (fam_connection, pathname, &sub->request, sub);
G_UNLOCK (fam_connection);
return sub;
}
@ -245,10 +254,11 @@ _fam_sub_cancel (fam_sub* sub)
* if there are many monitors being canceled */
fam_do_iter_unlocked ();
if (fam_connection == NULL) {
G_UNLOCK (fam_connection);
return FALSE;
}
if (fam_connection == NULL)
{
G_UNLOCK (fam_connection);
return FALSE;
}
FAMCancelMonitor (fam_connection, &sub->request);