2 * Copyright (c) 1990, 1993
3 * The Regents of the University of California. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * @(#)stdlib.h 8.5 (Berkeley) 5/19/95
40 #include <sys/cdefs.h>
41 #include <sys/_null.h>
42 #include <sys/_types.h>
45 #ifndef _RUNE_T_DECLARED
46 typedef __rune_t rune_t;
47 #define _RUNE_T_DECLARED
51 #ifndef _SIZE_T_DECLARED
52 typedef __size_t size_t;
53 #define _SIZE_T_DECLARED
57 #ifndef _WCHAR_T_DECLARED
58 typedef __wchar_t wchar_t;
59 #define _WCHAR_T_DECLARED
64 int quot; /* quotient */
65 int rem; /* remainder */
73 #define EXIT_FAILURE 1
74 #define EXIT_SUCCESS 0
76 #define RAND_MAX 0x7fffffff
78 extern int __mb_cur_max;
79 #define MB_CUR_MAX __mb_cur_max
82 void abort(void) __dead2;
84 int atexit(void (*)(void));
85 double atof(const char *);
86 int atoi(const char *);
87 long atol(const char *);
88 void *bsearch(const void *, const void *, size_t,
89 size_t, int (*)(const void *, const void *));
90 void *calloc(size_t, size_t) __malloc_like;
91 div_t div(int, int) __pure2;
92 void exit(int) __dead2;
94 char *getenv(const char *);
95 long labs(long) __pure2;
96 ldiv_t ldiv(long, long) __pure2;
97 void *malloc(size_t) __malloc_like;
98 int mblen(const char *, size_t);
99 size_t mbstowcs(wchar_t * __restrict , const char * __restrict, size_t);
100 int mbtowc(wchar_t * __restrict, const char * __restrict, size_t);
101 void qsort(void *, size_t, size_t,
102 int (*)(const void *, const void *));
104 void *realloc(void *, size_t);
105 void srand(unsigned);
106 double strtod(const char * __restrict, char ** __restrict);
107 float strtof(const char * __restrict, char ** __restrict);
108 long strtol(const char * __restrict, char ** __restrict, int);
110 strtold(const char * __restrict, char ** __restrict);
112 strtoul(const char * __restrict, char ** __restrict, int);
113 int system(const char *);
114 int wctomb(char *, wchar_t);
115 size_t wcstombs(char * __restrict, const wchar_t * __restrict, size_t);
118 * Functions added in C99 which we make conditionally available in the
119 * BSD^C89 namespace if the compiler supports `long long'.
120 * The #if test is more complicated than it ought to be because
121 * __BSD_VISIBLE implies __ISO_C_VISIBLE == 1999 *even if* `long long'
122 * is not supported in the compilation environment (which therefore means
123 * that it can't really be ISO C99).
125 * (The only other extension made by C99 in thie header is _Exit().)
127 #if __ISO_C_VISIBLE >= 1999
128 #ifdef __LONG_LONG_SUPPORTED
140 llabs(long long) __pure2;
142 lldiv_t lldiv(long long, long long) __pure2;
145 strtoll(const char * __restrict, char ** __restrict, int);
148 strtoull(const char * __restrict, char ** __restrict, int);
149 #endif /* __LONG_LONG_SUPPORTED */
151 void _Exit(int) __dead2;
152 #endif /* __ISO_C_VISIBLE >= 1999 */
155 * Extensions made by POSIX relative to C. We don't know yet which edition
156 * of POSIX made these extensions, so assume they've always been there until
157 * research can be done.
159 #if __POSIX_VISIBLE /* >= ??? */
160 int posix_memalign(void **, size_t, size_t); /* (ADV) */
161 int rand_r(unsigned *); /* (TSF) */
162 char *realpath(const char * __restrict, char * __restrict);
163 int setenv(const char *, const char *, int);
164 int unsetenv(const char *);
167 #if __POSIX_VISIBLE >= 200809 || __XSI_VISIBLE
168 int getsubopt(char **, char *const *, char **);
169 #ifndef _MKDTEMP_DECLARED
170 char *mkdtemp(char *);
171 #define _MKDTEMP_DECLARED
173 #ifndef _MKSTEMP_DECLARED
175 #define _MKSTEMP_DECLARED
177 #endif /* __POSIX_VISIBLE >= 200809 || __XSI_VISIBLE */
180 * The only changes to the XSI namespace in revision 6 were the deletion
181 * of the ttyslot() and valloc() functions, which FreeBSD never declared
182 * in this header. For revision 7, ecvt(), fcvt(), and gcvt(), which
183 * FreeBSD also does not have, and mktemp(), are to be deleted.
186 /* XXX XSI requires pollution from <sys/wait.h> here. We'd rather not. */
187 long a64l(const char *);
188 double drand48(void);
189 /* char *ecvt(double, int, int * __restrict, int * __restrict); */
190 double erand48(unsigned short[3]);
191 /* char *fcvt(double, int, int * __restrict, int * __restrict); */
192 /* char *gcvt(double, int, int * __restrict, int * __restrict); */
194 char *initstate(unsigned long /* XSI requires u_int */, char *, long);
195 long jrand48(unsigned short[3]);
197 void lcong48(unsigned short[7]);
199 #if !defined(_MKTEMP_DECLARED) && (__BSD_VISIBLE || __XSI_VISIBLE <= 600)
200 char *mktemp(char *);
201 #define _MKTEMP_DECLARED
204 long nrand48(unsigned short[3]);
205 int posix_openpt(int);
210 *seed48(unsigned short[3]);
211 #ifndef _SETKEY_DECLARED
212 int setkey(const char *);
213 #define _SETKEY_DECLARED
215 char *setstate(/* const */ char *);
217 void srandom(unsigned long);
219 #endif /* __XSI_VISIBLE */
222 extern const char *_malloc_options;
223 extern void (*_malloc_message)(const char *, const char *, const char *,
227 * The alloca() function can't be implemented in C, and on some
228 * platforms it can't be implemented at all as a callable function.
229 * The GNU C compiler provides a built-in alloca() which we can use;
230 * in all other cases, provide a prototype, mainly to pacify various
231 * incarnations of lint. On platforms where alloca() is not in libc,
232 * programs which use it will fail to link when compiled with non-GNU
235 #if __GNUC__ >= 2 || defined(__INTEL_COMPILER)
236 #undef alloca /* some GNU bits try to get cute and define this on their own */
237 #define alloca(sz) __builtin_alloca(sz)
239 void *alloca(size_t);
242 void abort2(const char *, int, void **) __dead2;
245 void arc4random_addrandom(unsigned char *, int);
246 void arc4random_buf(void *, size_t);
247 void arc4random_stir(void);
249 arc4random_uniform(__uint32_t);
250 char *getbsize(int *, long *);
251 /* getcap(3) functions */
252 char *cgetcap(char *, const char *, int);
254 int cgetent(char **, char **, const char *);
255 int cgetfirst(char **, char **);
256 int cgetmatch(const char *, const char *);
257 int cgetnext(char **, char **);
258 int cgetnum(char *, const char *, long *);
259 int cgetset(const char *);
260 int cgetstr(char *, const char *, char **);
261 int cgetustr(char *, const char *, char **);
263 int daemon(int, int);
264 char *devname(__dev_t, __mode_t);
265 char *devname_r(__dev_t, __mode_t, char *, int);
267 char *fdevname_r(int, char *, int);
268 int getloadavg(double [], int);
272 int heapsort(void *, size_t, size_t, int (*)(const void *, const void *));
273 int l64a_r(long, char *, int);
274 int mergesort(void *, size_t, size_t, int (*)(const void *, const void *));
275 void qsort_r(void *, size_t, size_t, void *,
276 int (*)(void *, const void *, const void *));
277 int radixsort(const unsigned char **, int, const unsigned char *,
279 void *reallocf(void *, size_t);
280 int rpmatch(const char *);
281 void setprogname(const char *);
282 int sradixsort(const unsigned char **, int, const unsigned char *,
285 void srandomdev(void);
287 strtonum(const char *, long long, long long, const char **);
289 /* Deprecated interfaces, to be removed in FreeBSD 6.0. */
291 strtoq(const char *, char **, int);
293 strtouq(const char *, char **, int);
295 extern char *suboptarg; /* getsubopt(3) external variable */
296 #endif /* __BSD_VISIBLE */
299 #endif /* !_STDLIB_H_ */