From 8e30da4186271d17a742c45945f4fb0995f13b51 Mon Sep 17 00:00:00 2001
From: Simon Josefsson <simon@josefsson.org>
Date: Fri, 8 May 2009 17:08:01 +0200
Subject: Update gnulib files.

---
 gl/Makefile.am |  3 +--
 gl/alignof.h   | 41 +++++++++++++++++++++++++++++++++++++++++
 2 files changed, 42 insertions(+), 2 deletions(-)
 create mode 100644 gl/alignof.h

(limited to 'gl')

diff --git a/gl/Makefile.am b/gl/Makefile.am
index 4fd6aba83c..ac033757d7 100644
--- a/gl/Makefile.am
+++ b/gl/Makefile.am
@@ -50,8 +50,7 @@ EXTRA_libgnu_la_SOURCES += accept.c
 
 ## begin gnulib module alignof
 
-
-EXTRA_DIST += alignof.h
+libgnu_la_SOURCES += alignof.h
 
 ## end   gnulib module alignof
 
diff --git a/gl/alignof.h b/gl/alignof.h
new file mode 100644
index 0000000000..b16ea28874
--- /dev/null
+++ b/gl/alignof.h
@@ -0,0 +1,41 @@
+/* Determine alignment of types.
+   Copyright (C) 2003-2004, 2006, 2009 Free Software Foundation, Inc.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3, or (at your option)
+   any later version.
+
+   This program 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 General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software Foundation,
+   Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
+
+#ifndef _ALIGNOF_H
+#define _ALIGNOF_H
+
+#include <stddef.h>
+
+/* Determine the alignment of a type at compile time.  */
+#if defined __GNUC__
+# define alignof __alignof__
+#elif defined __cplusplus
+  template <class type> struct alignof_helper { char __slot1; type __slot2; };
+# define alignof(type) offsetof (alignof_helper<type>, __slot2)
+#elif defined __hpux
+  /* Work around a HP-UX 10.20 cc bug with enums constants defined as offsetof
+     values.  */
+# define alignof(type) (sizeof (type) <= 4 ? 4 : 8)
+#elif defined _AIX
+  /* Work around an AIX 3.2.5 xlc bug with enums constants defined as offsetof
+     values.  */
+# define alignof(type) (sizeof (type) <= 4 ? 4 : 8)
+#else
+# define alignof(type) offsetof (struct { char __slot1; type __slot2; }, __slot2)
+#endif
+
+#endif /* _ALIGNOF_H */
-- 
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