stdlib.h revision 1.67 1 /* $NetBSD: stdlib.h,v 1.67 2004/05/27 02:58:14 christos Exp $ */
2
3 /*-
4 * Copyright (c) 1990, 1993
5 * The Regents of the University of California. All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. Neither the name of the University nor the names of its contributors
16 * may be used to endorse or promote products derived from this software
17 * without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * SUCH DAMAGE.
30 *
31 * @(#)stdlib.h 8.5 (Berkeley) 5/19/95
32 */
33
34 #ifndef _STDLIB_H_
35 #define _STDLIB_H_
36
37 #include <sys/cdefs.h>
38 #include <sys/featuretest.h>
39
40 #if defined(_NETBSD_SOURCE)
41 #include <sys/types.h> /* for quad_t, etc. */
42 #endif
43
44 #include <machine/ansi.h>
45
46 #ifdef _BSD_SIZE_T_
47 typedef _BSD_SIZE_T_ size_t;
48 #undef _BSD_SIZE_T_
49 #endif
50
51 #ifdef _BSD_WCHAR_T_
52 typedef _BSD_WCHAR_T_ wchar_t;
53 #undef _BSD_WCHAR_T_
54 #endif
55
56 typedef struct {
57 int quot; /* quotient */
58 int rem; /* remainder */
59 } div_t;
60
61 typedef struct {
62 long quot; /* quotient */
63 long rem; /* remainder */
64 } ldiv_t;
65
66 #if !defined(_ANSI_SOURCE) && \
67 (defined(_ISOC99_SOURCE) || (__STDC_VERSION__ - 0) >= 199901L || \
68 defined(_NETBSD_SOURCE))
69 typedef struct {
70 /* LONGLONG */
71 long long int quot; /* quotient */
72 /* LONGLONG */
73 long long int rem; /* remainder */
74 } lldiv_t;
75 #endif
76
77 #if defined(_NETBSD_SOURCE)
78 typedef struct {
79 quad_t quot; /* quotient */
80 quad_t rem; /* remainder */
81 } qdiv_t;
82 #endif
83
84
85 #include <sys/null.h>
86
87 #define EXIT_FAILURE 1
88 #define EXIT_SUCCESS 0
89
90 #define RAND_MAX 0x7fffffff
91
92 extern size_t __mb_cur_max;
93 #define MB_CUR_MAX __mb_cur_max
94
95 __BEGIN_DECLS
96 __dead void _Exit __P((int)) __attribute__((__noreturn__));
97 __dead void abort __P((void)) __attribute__((__noreturn__));
98 __pure int abs __P((int));
99 int atexit __P((void (*)(void)));
100 double atof __P((const char *));
101 int atoi __P((const char *));
102 long atol __P((const char *));
103 #ifndef __BSEARCH_DECLARED
104 #define __BSEARCH_DECLARED
105 /* also in search.h */
106 void *bsearch __P((const void *, const void *, size_t, size_t,
107 int (*)(const void *, const void *)));
108 #endif /* __BSEARCH_DECLARED */
109 void *calloc __P((size_t, size_t));
110 div_t div __P((int, int));
111 __dead void exit __P((int)) __attribute__((__noreturn__));
112 void free __P((void *));
113 __aconst char *getenv __P((const char *));
114 __pure long
115 labs __P((long));
116 ldiv_t ldiv __P((long, long));
117 void *malloc __P((size_t));
118 void qsort __P((void *, size_t, size_t,
119 int (*)(const void *, const void *)));
120 int rand __P((void));
121 void *realloc __P((void *, size_t));
122 void srand __P((unsigned));
123 double strtod __P((const char * __restrict, char ** __restrict));
124 long strtol __P((const char * __restrict, char ** __restrict, int));
125 unsigned long
126 strtoul __P((const char * __restrict, char ** __restrict, int));
127 int system __P((const char *));
128
129 /* These are currently just stubs. */
130 int mblen __P((const char *, size_t));
131 size_t mbstowcs __P((wchar_t * __restrict, const char * __restrict, size_t));
132 int wctomb __P((char *, wchar_t));
133 int mbtowc __P((wchar_t * __restrict, const char * __restrict, size_t));
134 size_t wcstombs __P((char * __restrict, const wchar_t * __restrict, size_t));
135
136 #if defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE) || \
137 defined(_NETBSD_SOURCE)
138
139
140 /*
141 * IEEE Std 1003.1c-95, also adopted by X/Open CAE Spec Issue 5 Version 2
142 */
143 #if (_POSIX_C_SOURCE - 0) >= 199506L || (_XOPEN_SOURCE - 0) >= 500 || \
144 defined(_REENTRANT) || defined(_NETBSD_SOURCE)
145 int rand_r __P((unsigned int *));
146 #endif
147
148
149 /*
150 * X/Open Portability Guide >= Issue 4
151 */
152 #if (_XOPEN_SOURCE - 0) >= 4 || defined(_NETBSD_SOURCE)
153 double drand48 __P((void));
154 double erand48 __P((unsigned short[3]));
155 long jrand48 __P((unsigned short[3]));
156 void lcong48 __P((unsigned short[7]));
157 long lrand48 __P((void));
158 long mrand48 __P((void));
159 long nrand48 __P((unsigned short[3]));
160 unsigned short *
161 seed48 __P((unsigned short[3]));
162 void srand48 __P((long));
163
164 int putenv __P((const char *));
165 #endif
166
167
168 /*
169 * X/Open Portability Guide >= Issue 4 Version 2
170 */
171 #if (defined(_XOPEN_SOURCE) && defined(_XOPEN_SOURCE_EXTENDED)) || \
172 (_XOPEN_SOURCE - 0) >= 500 || defined(_NETBSD_SOURCE)
173 long a64l __P((const char *));
174 char *l64a __P((long));
175
176 char *initstate __P((unsigned long, char *, size_t));
177 long random __P((void));
178 char *setstate __P((char *));
179 void srandom __P((unsigned long));
180
181 char *mkdtemp __P((char *));
182 int mkstemp __P((char *));
183 #ifndef __AUDIT__
184 char *mktemp __P((char *));
185 #endif
186
187 int setkey __P((const char *));
188
189 char *realpath __P((const char *, char *));
190
191 int ttyslot __P((void));
192
193 void *valloc __P((size_t)); /* obsoleted by malloc() */
194
195 int grantpt __P((int));
196 int unlockpt __P((int));
197 char *ptsname __P((int));
198 #endif
199
200 /*
201 * ISO C99
202 */
203 #if defined(_ISOC99_SOURCE) || (__STDC_VERSION__ - 0) >= 199901L || \
204 defined(_NETBSD_SOURCE)
205 /* LONGLONG */
206 long long int atoll __P((const char *));
207 /* LONGLONG */
208 long long int llabs __P((long long int));
209 /* LONGLONG */
210 lldiv_t lldiv __P((long long int, long long int));
211 /* LONGLONG */
212 long long int strtoll __P((const char * __restrict, char ** __restrict, int));
213 /* LONGLONG */
214 unsigned long long int
215 strtoull __P((const char * __restrict, char ** __restrict,
216 int));
217 #endif
218
219 /*
220 * The Open Group Base Specifications, Issue 6; IEEE Std 1003.1-2001 (POSIX)
221 */
222 #if (_POSIX_C_SOURCE - 0) >= 200112L || (_XOPEN_SOURCE - 0) >= 600 || \
223 defined(_NETBSD_SOURCE)
224 int setenv __P((const char *, const char *, int));
225 #ifdef __LIBC12_SOURCE__
226 void unsetenv __P((const char *));
227 int __unsetenv13 __P((const char *));
228 #else
229 int unsetenv __P((const char *)) __RENAME(__unsetenv13);
230 #endif
231
232 int posix_openpt __P((int));
233 #endif
234
235 /*
236 * Implementation-defined extensions
237 */
238 #if defined(_NETBSD_SOURCE)
239 #if defined(alloca) && (alloca == __builtin_alloca) && (__GNUC__ < 2)
240 void *alloca __P((int)); /* built-in for gcc */
241 #else
242 void *alloca __P((size_t));
243 #endif /* __GNUC__ */
244
245 u_int32_t arc4random __P((void));
246 void arc4random_stir __P((void));
247 void arc4random_addrandom __P((u_char *, int));
248 char *getbsize __P((int *, long *));
249 char *cgetcap __P((char *, const char *, int));
250 int cgetclose __P((void));
251 int cgetent __P((char **, const char * const *, const char *));
252 int cgetfirst __P((char **, const char * const *));
253 int cgetmatch __P((const char *, const char *));
254 int cgetnext __P((char **, const char * const *));
255 int cgetnum __P((char *, const char *, long *));
256 int cgetset __P((const char *));
257 int cgetstr __P((char *, const char *, char **));
258 int cgetustr __P((char *, const char *, char **));
259
260 int daemon __P((int, int));
261 __aconst char *devname __P((dev_t, mode_t));
262 int getloadavg __P((double [], int));
263
264 void cfree __P((void *));
265
266 int heapsort __P((void *, size_t, size_t,
267 int (*)(const void *, const void *)));
268 int mergesort __P((void *, size_t, size_t,
269 int (*)(const void *, const void *)));
270 int radixsort __P((const unsigned char **, int, const unsigned char *,
271 unsigned));
272 int sradixsort __P((const unsigned char **, int, const unsigned char *,
273 unsigned));
274
275 void setproctitle __P((const char *, ...))
276 __attribute__((__format__(__printf__, 1, 2)));
277 const char *getprogname __P((void)) __attribute__((__const__));
278 void setprogname __P((const char *));
279
280 quad_t qabs __P((quad_t));
281 quad_t strtoq __P((const char * __restrict, char ** __restrict, int));
282 u_quad_t strtouq __P((const char * __restrict, char ** __restrict, int));
283
284 /* LONGLONG */
285 long long strsuftoll(const char *, const char *, long long, long long);
286 /* LONGLONG */
287 long long strsuftollx(const char *, const char *, long long, long long,
288 char *, size_t);
289
290 int l64a_r __P((long, char *, int));
291
292 size_t shquote __P((const char *, char *, size_t));
293 size_t shquotev __P((int, char * const *, char *, size_t));
294 #endif /* _NETBSD_SOURCE */
295 #endif /* _POSIX_C_SOURCE || _XOPEN_SOURCE || _NETBSD_SOURCE */
296
297 #if defined(_NETBSD_SOURCE)
298 qdiv_t qdiv __P((quad_t, quad_t));
299 #endif
300 __END_DECLS
301
302 #endif /* !_STDLIB_H_ */
303