xref: /illumos-gate/usr/src/head/inttypes.h (revision ba3594ba)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  * Copyright 2014 Garrett D'Amore <garrett@damore.org>
24  *
25  * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
26  * Use is subject to license terms.
27  */
28 
29 #ifndef _INTTYPES_H
30 #define	_INTTYPES_H
31 
32 /*
33  * This file, <inttypes.h>, is specified by the ISO C standard,
34  * standard, ISO/IEC 9899:1999 Programming language - C and is
35  * also defined by SUSv3.
36  *
37  * ISO	  International Organization for Standardization.
38  * SUSv3  Single Unix Specification, Version 3
39  */
40 
41 #include <sys/feature_tests.h>
42 #include <sys/inttypes.h>
43 
44 #if (!defined(_XOPEN_SOURCE) || defined(_XPG6)) || defined(_STDC_C99) || \
45 	defined(__EXTENSIONS__)
46 #include <sys/stdint.h>
47 #endif
48 
49 #ifdef __cplusplus
50 extern "C" {
51 #endif
52 
53 /* Inclusion of <stddef.h> breaks namespace, therefore define wchar_t */
54 
55 /*
56  * wchar_t is a built-in type in standard C++ and as such is not
57  * defined here when using standard C++. However, the GNU compiler
58  * fixincludes utility nonetheless creates its own version of this
59  * header for use by gcc and g++. In that version it adds a redundant
60  * guard for __cplusplus. To avoid the creation of a gcc/g++ specific
61  * header we need to include the following magic comment:
62  *
63  * we must use the C++ compiler's type
64  *
65  * The above comment should not be removed or changed until GNU
66  * gcc/fixinc/inclhack.def is updated to bypass this header.
67  */
68 #if !defined(__cplusplus) || (__cplusplus < 199711L && !defined(__GNUG__))
69 #ifndef _WCHAR_T
70 #define	_WCHAR_T
71 #if defined(_LP64)
72 typedef	int	wchar_t;
73 #else
74 typedef	long	wchar_t;
75 #endif
76 #endif	/* !_WCHAR_T */
77 #endif	/* !__cplusplus || (__cplusplus < 199711L && !__GNUG__) */
78 
79 #if (!defined(_XOPEN_SOURCE) || defined(_XPG6)) || defined(_STDC_C99) || \
80 	defined(__EXTENSIONS__)
81 typedef struct {
82 	intmax_t quot;
83 	intmax_t rem;
84 } imaxdiv_t;
85 #endif /* (!defined(_XOPEN_SOURCE) || defined(_XPG6)) ... */
86 
87 #if !defined(_LP64) && !defined(_LONGLONG_TYPE)
88 #ifdef __PRAGMA_REDEFINE_EXTNAME
89 #pragma	redefine_extname imaxabs	_imaxabs_c89
90 #pragma	redefine_extname imaxdiv	_imaxdiv_c89
91 #pragma	redefine_extname strtoimax	_strtoimax_c89
92 #pragma	redefine_extname strtoumax	_strtoumax_c89
93 #pragma	redefine_extname wcstoimax	_wcstoimax_c89
94 #pragma	redefine_extname wcstoumax	_wcstoumax_c89
95 #else
96 #define	imaxabs		_imaxabs_c89
97 #define	imaxdiv		_imaxdiv_c89
98 #define	strtoimax	_strtoimax_c89
99 #define	strtoumax	_strtoumax_c89
100 #define	wcstoimax	_wcstoimax_c89
101 #define	wcstoumax	_wcstoumax_c89
102 #endif
103 #endif /* !defined(_LP64) && !defined(_LONGLONG_TYPE) */
104 
105 #if (!defined(_XOPEN_SOURCE) || defined(_XPG6)) || defined(_STDC_C99) || \
106 	defined(__EXTENSIONS__)
107 
108 extern intmax_t  imaxabs(intmax_t);
109 extern imaxdiv_t imaxdiv(intmax_t, intmax_t);
110 extern intmax_t  strtoimax(const char *_RESTRICT_KYWD, char **_RESTRICT_KYWD,
111 	int);
112 extern uintmax_t strtoumax(const char *_RESTRICT_KYWD, char **_RESTRICT_KYWD,
113 	int);
114 extern intmax_t  wcstoimax(const wchar_t *_RESTRICT_KYWD,
115 	wchar_t **_RESTRICT_KYWD, int);
116 extern uintmax_t wcstoumax(const wchar_t *_RESTRICT_KYWD,
117 	wchar_t **_RESTRICT_KYWD, int);
118 
119 #endif /* (!defined(_XOPEN_SOURCE) || defined(_XPG6)) ... */
120 
121 #ifdef __cplusplus
122 }
123 #endif
124 
125 #endif /* _INTTYPES_H */
126