Merge tag 'upstream/libpthread/20090404' into upstream-merged

1 files changed, 51 insertions, 0 deletions

diff --git a/libpthread/sysdeps/generic/pt-attr-setstack.c b/libpthread/sysdeps/generic/pt-attr-setstack.c
new file mode 100644
index 00000000..360d27a3
--- /dev/null
+++ b/libpthread/sysdeps/generic/pt-attr-setstack.c
@@ -0,0 +1,51 @@
+/* pthread_attr_setstack.  Generic version.
+   Copyright (C) 2002 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <pthread.h>
+#include <assert.h>
+
+#include <pt-internal.h>
+
+int
+pthread_attr_setstack (pthread_attr_t *attr,
+		       void *stackaddr,
+		       size_t stacksize)
+{
+  int err;
+  size_t s;
+
+  /* pthread_attr_setstack should always succeed, thus we set the size
+     first as it is more discriminating.  */
+  pthread_attr_getstacksize (attr, &s);
+
+  err = pthread_attr_setstacksize (attr, stacksize);
+  if (err)
+    return err;
+
+  err = pthread_attr_setstackaddr (attr, stackaddr);
+  if (err)
+    {
+      int e = pthread_attr_setstacksize (attr, s);
+      assert_perror (e);
+
+      return err;
+    }
+      
+  return 0;
+}