summaryrefslogtreecommitdiffstats
path: root/include/c99_compat.h
blob: 39f958fdfdda8b7405632cd48e62daa8167278f8 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
/**************************************************************************
 *
 * Copyright 2007-2013 VMware, Inc.
 * All Rights Reserved.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sub license, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to
 * the following conditions:
 *
 * The above copyright notice and this permission notice (including the
 * next paragraph) shall be included in all copies or substantial portions
 * of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
 * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 *
 **************************************************************************/

#ifndef _C99_COMPAT_H_
#define _C99_COMPAT_H_


/*
 * C99 inline keyword
 */
#ifndef inline
#  ifdef __cplusplus
     /* C++ supports inline keyword */
#  elif defined(__GNUC__)
#    define inline __inline__
#  elif defined(_MSC_VER)
#    define inline __inline
#  elif defined(__ICL)
#    define inline __inline
#  elif defined(__INTEL_COMPILER)
     /* Intel compiler supports inline keyword */
#  elif defined(__WATCOMC__) && (__WATCOMC__ >= 1100)
#    define inline __inline
#  elif defined(__SUNPRO_C) && defined(__C99FEATURES__)
     /* C99 supports inline keyword */
#  elif (__STDC_VERSION__ >= 199901L)
     /* C99 supports inline keyword */
#  else
#    define inline
#  endif
#endif


/*
 * C99 restrict keyword
 *
 * See also:
 * - http://cellperformance.beyond3d.com/articles/2006/05/demystifying-the-restrict-keyword.html
 */
#ifndef restrict
#  if (__STDC_VERSION__ >= 199901L)
     /* C99 */
#  elif defined(__SUNPRO_C) && defined(__C99FEATURES__)
     /* C99 */
#  elif defined(__GNUC__)
#    define restrict __restrict__
#  elif defined(_MSC_VER)
#    define restrict __restrict
#  else
#    define restrict /* */
#  endif
#endif


/*
 * C99 __func__ macro
 */
#ifndef __func__
#  if (__STDC_VERSION__ >= 199901L)
     /* C99 */
#  elif defined(__SUNPRO_C) && defined(__C99FEATURES__)
     /* C99 */
#  elif defined(__GNUC__)
#    if __GNUC__ >= 2
#      define __func__ __FUNCTION__
#    else
#      define __func__ "<unknown>"
#    endif
#  elif defined(_MSC_VER)
#    if _MSC_VER >= 1300
#      define __func__ __FUNCTION__
#    else
#      define __func__ "<unknown>"
#    endif
#  else
#    define __func__ "<unknown>"
#  endif
#endif


#endif /* _C99_COMPAT_H_ */