From 0b3366f6a93ac0f7e2028745ea557c0acd8722c6 Mon Sep 17 00:00:00 2001
From: "\"Steven J. Hill\"" <sjhill@realitydiluted.com>
Date: Sat, 7 May 2005 02:04:55 +0000
Subject: Import in NPTL code from glibc. For further information please
 consult the 'README.NPTL' file.

---
 libpthread/nptl/pthread_attr_setstack.c | 89 +++++++++++++++++++++++++++++++++
 1 file changed, 89 insertions(+)
 create mode 100644 libpthread/nptl/pthread_attr_setstack.c

(limited to 'libpthread/nptl/pthread_attr_setstack.c')

diff --git a/libpthread/nptl/pthread_attr_setstack.c b/libpthread/nptl/pthread_attr_setstack.c
new file mode 100644
index 000000000..622e4a225
--- /dev/null
+++ b/libpthread/nptl/pthread_attr_setstack.c
@@ -0,0 +1,89 @@
+/* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <assert.h>
+#include <errno.h>
+#include <limits.h>
+#include "pthreadP.h"
+
+
+int
+__pthread_attr_setstack (attr, stackaddr, stacksize)
+     pthread_attr_t *attr;
+     void *stackaddr;
+     size_t stacksize;
+{
+  struct pthread_attr *iattr;
+
+  assert (sizeof (*attr) >= sizeof (struct pthread_attr));
+  iattr = (struct pthread_attr *) attr;
+
+  /* Catch invalid sizes.  */
+  if (stacksize < PTHREAD_STACK_MIN)
+    return EINVAL;
+
+#ifdef EXTRA_PARAM_CHECKS
+  EXTRA_PARAM_CHECKS;
+#endif
+
+  iattr->stacksize = stacksize;
+  iattr->stackaddr = (char *) stackaddr + stacksize;
+  iattr->flags |= ATTR_FLAG_STACKADDR;
+
+  return 0;
+}
+
+#if PTHREAD_STACK_MIN == 16384
+strong_alias (__pthread_attr_setstack, pthread_attr_setstack)
+#else
+# include <shlib-compat.h>
+versioned_symbol (libpthread, __pthread_attr_setstack, pthread_attr_setstack,
+		  GLIBC_2_3_3);
+
+# if SHLIB_COMPAT(libpthread, GLIBC_2_2, GLIBC_2_3_3)
+
+int
+__old_pthread_attr_setstack (pthread_attr_t *attr, void *stackaddr,
+			     size_t stacksize)
+{
+  struct pthread_attr *iattr;
+
+  assert (sizeof (*attr) >= sizeof (struct pthread_attr));
+  iattr = (struct pthread_attr *) attr;
+
+  /* Catch invalid sizes.  */
+  if (stacksize < 16384)
+    return EINVAL;
+
+# ifdef EXTRA_PARAM_CHECKS
+  EXTRA_PARAM_CHECKS;
+# endif
+
+  iattr->stacksize = stacksize;
+  iattr->stackaddr = (char *) stackaddr + stacksize;
+  iattr->flags |= ATTR_FLAG_STACKADDR;
+
+  return 0;
+}
+
+compat_symbol (libpthread, __old_pthread_attr_setstack, pthread_attr_setstack,
+	       GLIBC_2_2);
+# endif
+
+#endif
-- 
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