chiark / gitweb /
Various manual fixes.
[mLib] / align.h
CommitLineData
b65a28d1 1/* -*-c-*-
2 *
8656dc50 3 * $Id: align.h,v 1.2 2004/04/08 01:36:11 mdw Exp $
b65a28d1 4 *
5 * Pointer alignment hack
6 *
7 * (c) 2003 Straylight/Edgeware
8 */
9
10/*----- Licensing notice --------------------------------------------------*
11 *
12 * This file is part of the mLib utilities library.
13 *
14 * mLib is free software; you can redistribute it and/or modify
15 * it under the terms of the GNU Library General Public License as
16 * published by the Free Software Foundation; either version 2 of the
17 * License, or (at your option) any later version.
18 *
19 * mLib is distributed in the hope that it will be useful,
20 * but WITHOUT ANY WARRANTY; without even the implied warranty of
21 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22 * GNU Library General Public License for more details.
23 *
24 * You should have received a copy of the GNU Library General Public
25 * License along with mLib; if not, write to the Free
26 * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
27 * MA 02111-1307, USA.
28 */
29
b65a28d1 30#ifndef MLIB_ALIGN_H
31#define MLIB_ALIGN_H
32
33#ifdef __cplusplus
34 extern "C" {
35#endif
36
37/*----- Data structures ---------------------------------------------------*/
38
39union align {
40 int i;
41 long l;
42 double d;
43 void *p;
44 void (*f)(void *);
45 struct notexist *s;
46};
47
48/*----- Macros provided ---------------------------------------------------*/
49
50#define ALIGN(sz) do { \
51 sz += sizeof(union align) - 1; \
52 sz -= sz % sizeof(union align); \
53} while (0)
54
55/*----- That's all, folks -------------------------------------------------*/
56
57#ifdef __cplusplus
58 }
59#endif
60
61#endif