From: Ivan Maidanski <ivmai@mail.ru>
Date: Mon, 20 Feb 2012 17:58:21 +0000 (+0400)
Subject: Check pthread_atfork result (POSIX threads)
X-Git-Tag: gc7_2~16
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=a0e3b0d8444fcae8dbe6a4927f5dc626df81e0e9;p=gc

Check pthread_atfork result (POSIX threads)

* pthread_support.c (GC_thr_init): Abort on pthread_atfork failure
(only if HANDLE_FORK).
---

diff --git a/pthread_support.c b/pthread_support.c
index 35c17712..26ef6e2d 100644
--- a/pthread_support.c
+++ b/pthread_support.c
@@ -958,8 +958,9 @@ GC_INNER void GC_thr_init(void)
 
 # ifdef HANDLE_FORK
     /* Prepare for a possible fork.     */
-    pthread_atfork(GC_fork_prepare_proc, GC_fork_parent_proc,
-                   GC_fork_child_proc);
+    if (pthread_atfork(GC_fork_prepare_proc, GC_fork_parent_proc,
+                       GC_fork_child_proc) != 0)
+      ABORT("pthread_atfork failed");
 # endif
 # ifdef INCLUDE_LINUX_THREAD_DESCR
     /* Explicitly register the region including the address     */