xref: /illumos-gate/usr/src/head/iso/stdlib_iso.h (revision 680047a5d0ef56480110f0de516145ba0efd5caa)
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 2005 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 /*
27  * Copyright 2013 Garrett D'Amore <garrett@damore.org>
28  */
29 
30 /*	Copyright (c) 1988 AT&T	*/
31 /*	  All Rights Reserved  	*/
32 
33 
34 /*
35  * An application should not include this header directly.  Instead it
36  * should be included only through the inclusion of other Sun headers.
37  *
38  * The contents of this header is limited to identifiers specified in the
39  * C Standard.  Any new identifiers specified in future amendments to the
40  * C Standard must be placed in this header.  If these new identifiers
41  * are required to also be in the C++ Standard "std" namespace, then for
42  * anything other than macro definitions, corresponding "using" directives
43  * must also be added to <locale.h>.
44  */
45 
46 #ifndef _ISO_STDLIB_ISO_H
47 #define	_ISO_STDLIB_ISO_H
48 
49 #include <sys/feature_tests.h>
50 
51 #ifdef	__cplusplus
52 extern "C" {
53 #endif
54 
55 #if defined(__STDC__)
56 unsigned char __mb_cur_max(void);
57 #else
58 unsigned char __mb_cur_max();
59 #endif
60 #ifndef MB_CUR_MAX
61 #define	MB_CUR_MAX	(__mb_cur_max())
62 #endif
63 
64 #if __cplusplus >= 199711L
65 namespace std {
66 #endif
67 
68 typedef	struct {
69 	int	quot;
70 	int	rem;
71 } div_t;
72 
73 typedef struct {
74 	long	quot;
75 	long	rem;
76 } ldiv_t;
77 
78 #if !defined(_SIZE_T) || __cplusplus >= 199711L
79 #define	_SIZE_T
80 #if defined(_LP64) || defined(_I32LPx)
81 typedef unsigned long	size_t;		/* size of something in bytes */
82 #else
83 typedef unsigned int    size_t;		/* (historical version) */
84 #endif
85 #endif	/* !_SIZE_T */
86 
87 #ifndef	NULL
88 #if defined(_LP64)
89 #define	NULL	0L
90 #else
91 #define	NULL	0
92 #endif
93 #endif
94 
95 #define	EXIT_FAILURE	1
96 #define	EXIT_SUCCESS    0
97 #define	RAND_MAX	32767
98 
99 /*
100  * wchar_t is a built-in type in standard C++ and as such is not
101  * defined here when using standard C++. However, the GNU compiler
102  * fixincludes utility nonetheless creates its own version of this
103  * header for use by gcc and g++. In that version it adds a redundant
104  * guard for __cplusplus. To avoid the creation of a gcc/g++ specific
105  * header we need to include the following magic comment:
106  *
107  * we must use the C++ compiler's type
108  *
109  * The above comment should not be removed or changed until GNU
110  * gcc/fixinc/inclhack.def is updated to bypass this header.
111  */
112 #if !defined(__cplusplus) || (__cplusplus < 199711L && !defined(__GNUG__))
113 #ifndef _WCHAR_T
114 #define	_WCHAR_T
115 #if defined(_LP64)
116 typedef	int	wchar_t;
117 #else
118 typedef long	wchar_t;
119 #endif
120 #endif	/* !_WCHAR_T */
121 #endif	/* !defined(__cplusplus) ... */
122 
123 #if defined(__STDC__)
124 
125 extern void abort(void) __NORETURN;
126 extern int abs(int);
127 extern int atexit(void (*)(void));
128 extern double atof(const char *);
129 extern int atoi(const char *);
130 extern long int atol(const char *);
131 extern void *bsearch(const void *, const void *, size_t, size_t,
132 	int (*)(const void *, const void *));
133 #if __cplusplus >= 199711L && defined(__SUNPRO_CC)
134 extern "C++" {
135 	void *bsearch(const void *, const void *, size_t, size_t,
136 		int (*)(const void *, const void *));
137 }
138 #endif /* __cplusplus >= 199711L && defined(__SUNPRO_CC) */
139 extern void *calloc(size_t, size_t);
140 extern div_t div(int, int);
141 extern void exit(int)
142 	__NORETURN;
143 extern void free(void *);
144 extern char *getenv(const char *);
145 extern long int labs(long);
146 extern ldiv_t ldiv(long, long);
147 extern void *malloc(size_t);
148 extern int mblen(const char *, size_t);
149 extern size_t mbstowcs(wchar_t *_RESTRICT_KYWD, const char *_RESTRICT_KYWD,
150 	size_t);
151 extern int mbtowc(wchar_t *_RESTRICT_KYWD, const char *_RESTRICT_KYWD, size_t);
152 extern void qsort(void *, size_t, size_t, int (*)(const void *, const void *));
153 #if __cplusplus >= 199711L && defined(__SUNPRO_CC)
154 extern "C++" {
155 	void qsort(void *, size_t, size_t, int (*)(const void *, const void *));
156 }
157 #endif /* __cplusplus >= 199711L && defined(__SUNPRO_CC) */
158 extern int rand(void);
159 extern void *realloc(void *, size_t);
160 extern void srand(unsigned int);
161 extern double strtod(const char *_RESTRICT_KYWD, char **_RESTRICT_KYWD);
162 extern long int strtol(const char *_RESTRICT_KYWD, char **_RESTRICT_KYWD, int);
163 extern unsigned long int strtoul(const char *_RESTRICT_KYWD,
164 	char **_RESTRICT_KYWD, int);
165 extern int system(const char *);
166 extern int wctomb(char *, wchar_t);
167 extern size_t wcstombs(char *_RESTRICT_KYWD, const wchar_t *_RESTRICT_KYWD,
168 	size_t);
169 
170 #if __cplusplus >= 199711L
171 extern "C++" {
172 	inline long   abs(long _l) { return labs(_l); }
173 	inline ldiv_t div(long _l1, long _l2) { return ldiv(_l1, _l2); }
174 }
175 #endif /* __cplusplus */
176 
177 #else /* not __STDC__ */
178 
179 extern void abort();
180 extern int abs();
181 extern int atexit();
182 extern double atof();
183 extern int atoi();
184 extern long int atol();
185 extern void *bsearch();
186 extern void *calloc();
187 extern div_t div();
188 extern void exit();
189 extern void free();
190 extern char *getenv();
191 extern long int labs();
192 extern ldiv_t ldiv();
193 extern void *malloc();
194 extern int mblen();
195 extern size_t mbstowcs();
196 extern int mbtowc();
197 extern void qsort();
198 extern int rand();
199 extern void *realloc();
200 extern void srand();
201 extern double strtod();
202 extern long int strtol();
203 extern unsigned long strtoul();
204 extern int system();
205 extern int wctomb();
206 extern size_t wcstombs();
207 
208 #endif	/* __STDC__ */
209 
210 #if __cplusplus >= 199711L
211 }
212 #endif /* end of namespace std */
213 
214 #ifdef	__cplusplus
215 }
216 #endif
217 
218 #endif	/* _ISO_STDLIB_ISO_H */
219