Add doc to load_ex_ip_helper_procedures().

[platform/upstream/dbus.git] / dbus / dbus-sysdeps-pthread.c

diff --git a/dbus/dbus-sysdeps-pthread.c b/dbus/dbus-sysdeps-pthread.c
index 1300ec3..2180c37 100644 (file)
--- a/dbus/dbus-sysdeps-pthread.c
+++ b/dbus/dbus-sysdeps-pthread.c
@@ -300,3 +300,50 @@ _dbus_threads_unlock_platform_specific (void)
 {
   pthread_mutex_unlock (&init_mutex);
 }
+
+#ifdef DBUS_HAVE_STATIC_RECURSIVE_MUTEXES
+
+static pthread_mutex_t global_locks[] = {
+    /* 0-4 */
+    PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP,
+    PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP,
+    PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP,
+    PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP,
+    PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP,
+    /* 5-9 */
+    PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP,
+    PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP,
+    PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP,
+    PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP,
+    PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP,
+    /* 10-11 */
+    PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP,
+    PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP
+};
+
+_DBUS_STATIC_ASSERT (_DBUS_N_ELEMENTS (global_locks) == _DBUS_N_GLOBAL_LOCKS);
+
+dbus_bool_t
+_dbus_lock (DBusGlobalLock lock)
+{
+  /* No initialization is needed. */
+  _dbus_assert (lock >= 0);
+  _dbus_assert (lock < _DBUS_N_GLOBAL_LOCKS);
+
+  PTHREAD_CHECK ("pthread_mutex_lock",
+      pthread_mutex_lock (&(global_locks[lock])));
+  return TRUE;
+}
+
+void
+_dbus_unlock (DBusGlobalLock lock)
+{
+  /* No initialization is needed. */
+  _dbus_assert (lock >= 0);
+  _dbus_assert (lock < _DBUS_N_GLOBAL_LOCKS);
+
+  PTHREAD_CHECK ("pthread_mutex_unlock",
+      pthread_mutex_unlock (&(global_locks[lock])));
+}
+
+#endif