xref: /illumos-gate/usr/src/head/iso/stdlib_iso.h (revision 8622ec4569457733001d4982ef7f5b44427069be)
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 /*	Copyright (c) 1988 AT&T	*/
30 /*	  All Rights Reserved  	*/
31 
32 
33 /*
34  * An application should not include this header directly.  Instead it
35  * should be included only through the inclusion of other Sun headers.
36  *
37  * The contents of this header is limited to identifiers specified in the
38  * C Standard.  Any new identifiers specified in future amendments to the
39  * C Standard must be placed in this header.  If these new identifiers
40  * are required to also be in the C++ Standard "std" namespace, then for
41  * anything other than macro definitions, corresponding "using" directives
42  * must also be added to <locale.h>.
43  */
44 
45 #ifndef _ISO_STDLIB_ISO_H
46 #define	_ISO_STDLIB_ISO_H
47 
48 #include <sys/feature_tests.h>
49 
50 #ifdef	__cplusplus
51 extern "C" {
52 #endif
53 
54 unsigned char __mb_cur_max(void);
55 #ifndef MB_CUR_MAX
56 #define	MB_CUR_MAX	(__mb_cur_max())
57 #endif
58 
59 #if __cplusplus >= 199711L
60 namespace std {
61 #endif
62 
63 typedef	struct {
64 	int	quot;
65 	int	rem;
66 } div_t;
67 
68 typedef struct {
69 	long	quot;
70 	long	rem;
71 } ldiv_t;
72 
73 #if !defined(_SIZE_T) || __cplusplus >= 199711L
74 #define	_SIZE_T
75 #if defined(_LP64) || defined(_I32LPx)
76 typedef unsigned long	size_t;		/* size of something in bytes */
77 #else
78 typedef unsigned int    size_t;		/* (historical version) */
79 #endif
80 #endif	/* !_SIZE_T */
81 
82 #ifndef	NULL
83 #if defined(_LP64)
84 #define	NULL	0L
85 #else
86 #define	NULL	0
87 #endif
88 #endif
89 
90 #define	EXIT_FAILURE	1
91 #define	EXIT_SUCCESS    0
92 #define	RAND_MAX	32767
93 
94 /*
95  * wchar_t is a built-in type in standard C++ and as such is not
96  * defined here when using standard C++. However, the GNU compiler
97  * fixincludes utility nonetheless creates its own version of this
98  * header for use by gcc and g++. In that version it adds a redundant
99  * guard for __cplusplus. To avoid the creation of a gcc/g++ specific
100  * header we need to include the following magic comment:
101  *
102  * we must use the C++ compiler's type
103  *
104  * The above comment should not be removed or changed until GNU
105  * gcc/fixinc/inclhack.def is updated to bypass this header.
106  */
107 #if !defined(__cplusplus) || (__cplusplus < 199711L && !defined(__GNUG__))
108 #ifndef _WCHAR_T
109 #define	_WCHAR_T
110 #if defined(_LP64)
111 typedef	int	wchar_t;
112 #else
113 typedef long	wchar_t;
114 #endif
115 #endif	/* !_WCHAR_T */
116 #endif	/* !defined(__cplusplus) ... */
117 
118 extern void abort(void) __NORETURN;
119 extern int abs(int);
120 extern int atexit(void (*)(void));
121 extern double atof(const char *);
122 extern int atoi(const char *);
123 extern long int atol(const char *);
124 extern void *bsearch(const void *, const void *, size_t, size_t,
125 	int (*)(const void *, const void *));
126 #if __cplusplus >= 199711L && defined(__SUNPRO_CC)
127 extern "C++" {
128 	void *bsearch(const void *, const void *, size_t, size_t,
129 		int (*)(const void *, const void *));
130 }
131 #endif /* __cplusplus >= 199711L && defined(__SUNPRO_CC) */
132 extern void *calloc(size_t, size_t);
133 extern div_t div(int, int);
134 extern void exit(int)
135 	__NORETURN;
136 extern void free(void *);
137 extern char *getenv(const char *);
138 extern long int labs(long);
139 extern ldiv_t ldiv(long, long);
140 extern void *malloc(size_t);
141 extern int mblen(const char *, size_t);
142 extern size_t mbstowcs(wchar_t *_RESTRICT_KYWD, const char *_RESTRICT_KYWD,
143 	size_t);
144 extern int mbtowc(wchar_t *_RESTRICT_KYWD, const char *_RESTRICT_KYWD, size_t);
145 extern void qsort(void *, size_t, size_t, int (*)(const void *, const void *));
146 #if __cplusplus >= 199711L && defined(__SUNPRO_CC)
147 extern "C++" {
148 	void qsort(void *, size_t, size_t, int (*)(const void *, const void *));
149 }
150 #endif /* __cplusplus >= 199711L && defined(__SUNPRO_CC) */
151 extern int rand(void);
152 extern void *realloc(void *, size_t);
153 extern void srand(unsigned int);
154 extern double strtod(const char *_RESTRICT_KYWD, char **_RESTRICT_KYWD);
155 extern long int strtol(const char *_RESTRICT_KYWD, char **_RESTRICT_KYWD, int);
156 extern unsigned long int strtoul(const char *_RESTRICT_KYWD,
157 	char **_RESTRICT_KYWD, int);
158 extern int system(const char *);
159 extern int wctomb(char *, wchar_t);
160 extern size_t wcstombs(char *_RESTRICT_KYWD, const wchar_t *_RESTRICT_KYWD,
161 	size_t);
162 
163 #if __cplusplus >= 199711L
164 extern "C++" {
165 	inline long   abs(long _l) { return labs(_l); }
166 	inline ldiv_t div(long _l1, long _l2) { return ldiv(_l1, _l2); }
167 }
168 #endif /* __cplusplus */
169 
170 #if __cplusplus >= 199711L
171 }
172 #endif /* end of namespace std */
173 
174 #ifdef	__cplusplus
175 }
176 #endif
177 
178 #endif	/* _ISO_STDLIB_ISO_H */
179