gio: Document that GSocket is not thread safe

https://bugzilla.gnome.org/show_bug.cgi?id=726318

diff --git a/gio/gsocket.c b/gio/gsocket.c
index 067431b..6713d0a 100644 (file)
--- a/gio/gsocket.c
+++ b/gio/gsocket.c
@@ -117,6 +117,10 @@
  * account the fact that your program will not automatically be killed
  * if it tries to write to %stdout after it has been closed.
  *
+ * Like most other APIs in GLib, #GSocket is not inherently thread safe. To use
+ * a #GSocket concurrently from multiple threads, you must implement your own
+ * locking.
+ *
  * Since: 2.22
  */