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shared: add nm_clear_g_cancellable_disconnect()

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This commit is contained in:
Thomas Haller 2019-01-22 11:54:47 +01:00
parent 9f558e4d15
commit d80be7825d
1 changed files with 22 additions and 0 deletions
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22
shared/nm-utils/nm-macros-internal.h
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@ -1149,6 +1149,28 @@ nm_clear_g_cancellable (GCancellable **cancellable)
return FALSE;
}
/* If @cancellable_id is not 0, clear it and call g_cancellable_disconnect().
* @cancellable may be %NULL, if there is nothing to disconnect.
*
* It's like nm_clear_g_signal_handler(), except that it uses g_cancellable_disconnect()
* instead of g_signal_handler_disconnect().
*
* Note the warning in glib documentation about dead-lock and what g_cancellable_disconnect()
* actually does. */
static inline gboolean
nm_clear_g_cancellable_disconnect (GCancellable *cancellable, gulong *cancellable_id)
{
gulong id;
if ( cancellable_id
&& (id = *cancellable_id) != 0) {
*cancellable_id = 0;
g_cancellable_disconnect (cancellable, id);
return TRUE;
}
return FALSE;
}
/*****************************************************************************/
static inline GVariant *