1 /*
2 This file is part of MADNESS.
3
4 Copyright (C) 2007,2010 Oak Ridge National Laboratory
5
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
10
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
15
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19
20 For more information please contact:
21
22 Robert J. Harrison
23 Oak Ridge National Laboratory
24 One Bethel Valley Road
25 P.O. Box 2008, MS-6367
26
27 email: harrisonrj@ornl.gov
28 tel: 865-241-3937
29 fax: 865-572-0680
30
31
32 */
33
34 #ifndef MADNESS_WORLD_POSIXMEM_H__INCLUDED
35 #define MADNESS_WORLD_POSIXMEM_H__INCLUDED
36
37 /// \file world/posixmem.h
38 /// \brief Implement dummy posix_memalign if it is missing on the system.
39
40 #include <madness/madness_config.h>
41
42 #if !HAVE_POSIX_MEMALIGN
43 #include <sys/errno.h>
posix_memalign(void ** memptr,std::size_t alignment,std::size_t size)44 static inline int posix_memalign(void **memptr, std::size_t alignment, std::size_t size) {
45 *memptr=malloc(size);
46 if (*memptr) return 0;
47 else return ENOMEM;
48 }
49 #elif MISSING_POSIX_MEMALIGN_PROTO
50 extern "C" int posix_memalign(void **memptr, std::size_t alignment, std::size_t size);
51 #endif
52
53 #endif // MADNESS_WORLD_POSIXMEM_H__INCLUDED
54