Merge branch 'mutex-1' of https://github.com/mannol/toxcore

1 files changed, 19 insertions, 0 deletions

diff --git a/toxcore/util.c b/toxcore/util.c
index 3d444b07..93e63ac2 100644
--- a/toxcore/util.c
+++ b/toxcore/util.c
@@ -162,3 +162,22 @@ int load_state(load_state_callback_func load_state_callback, void *outer,
 
     return length == 0 ? 0 : -1;
 };
+
+int create_recursive_mutex(pthread_mutex_t *mutex)
+{
+    pthread_mutexattr_t attr;
+
+    if (pthread_mutexattr_init(&attr) != 0)
+        return -1;
+
+    if (pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE) != 0)
+        return -1;
+
+    /* Create queue mutex */
+    if (pthread_mutex_init(mutex, &attr) != 0)
+        return -1;
+
+    pthread_mutexattr_destroy(&attr);
+
+    return 0;
+}