From 0c51836d012787ac19739f0fe1c61ef7b2af4231 Mon Sep 17 00:00:00 2001
From: Jakub Jelinek <jakub@redhat.com>
Date: Fri, 22 Jun 2007 22:06:35 +0200
Subject: pthread_support.c (GC_get_thread_stack_base): Handle
pthread_getattr_np failures.
* pthread_support.c (GC_get_thread_stack_base): Handle
pthread_getattr_np failures.
From-SVN: r125957
---
boehm-gc/pthread_support.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
(limited to 'boehm-gc/pthread_support.c')
diff --git a/boehm-gc/pthread_support.c b/boehm-gc/pthread_support.c
index bbda8522c03..f0a58c886a3 100644
--- a/boehm-gc/pthread_support.c
+++ b/boehm-gc/pthread_support.c
@@ -1135,7 +1135,13 @@ GC_PTR GC_get_thread_stack_base()
size_t stack_size;
my_pthread = pthread_self();
- pthread_getattr_np (my_pthread, &attr);
+ if (pthread_getattr_np (my_pthread, &attr) != 0)
+ {
+# ifdef DEBUG_THREADS
+ GC_printf1("Can not determine stack base for attached thread");
+# endif
+ return 0;
+ }
pthread_attr_getstack (&attr, (void **) &stack_addr, &stack_size);
pthread_attr_destroy (&attr);
--
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