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loader: Detect pthread_get_stackaddr_np returning the top of the stack 

instead of the base.
This commit is contained in:
Alexandre Julliard 2006-01-24 15:11:58 +01:00
parent 727970e242
commit 538cd17859
1 changed files with 4 additions and 0 deletions
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4
loader/pthread.c
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@ -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;