From 538cd17859318ebcff6a245af21c7afe05b62e4e Mon Sep 17 00:00:00 2001 From: Alexandre Julliard Date: Tue, 24 Jan 2006 15:11:58 +0100 Subject: [PATCH] loader: Detect pthread_get_stackaddr_np returning the top of the stack instead of the base. --- loader/pthread.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/loader/pthread.c b/loader/pthread.c index f2f87d73ba1..20cc3a9d1e6 100644 --- a/loader/pthread.c +++ b/loader/pthread.c @@ -70,8 +70,12 @@ static void init_thread( struct wine_pthread_thread_info *info ) pthread_getattr_np( pthread_self(), &attr ); pthread_attr_getstack( &attr, &info->stack_base, &info->stack_size ); #elif defined(HAVE_PTHREAD_GET_STACKSIZE_NP) && defined(HAVE_PTHREAD_GET_STACKADDR_NP) + char dummy; info->stack_size = pthread_get_stacksize_np(pthread_self()); info->stack_base = pthread_get_stackaddr_np(pthread_self()); + /* if base is too large assume it's the top of the stack instead */ + if ((char *)info->stack_base > &dummy) + info->stack_base = (char *)info->stack_base - info->stack_size; #else /* assume that the stack allocation is page aligned */ char dummy;