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);
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;
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 int setenv(const char *, const char *, int);
163 void unsetenv(const char *);
167 * The only changes to the XSI namespace in revision 6 were the deletion
168 * of the ttyslot() and valloc() functions, which FreeBSD never declared
169 * in this header. For revision 7, ecvt(), fcvt(), and gcvt(), which
170 * FreeBSD also does not have, and mktemp(), are to be deleted.
173 /* XXX XSI requires pollution from <sys/wait.h> here. We'd rather not. */
174 /* long a64l(const char *); */
175 double drand48(void);
176 /* char *ecvt(double, int, int * __restrict, int * __restrict); */
177 double erand48(unsigned short[3]);
178 /* char *fcvt(double, int, int * __restrict, int * __restrict); */
179 /* char *gcvt(double, int, int * __restrict, int * __restrict); */
180 int getsubopt(char **, char *const *, char **);
182 char *initstate(unsigned long /* XSI requires u_int */, char *, long);
183 long jrand48(unsigned short[3]);
184 /* char *l64a(long); */
185 void lcong48(unsigned short[7]);
187 #ifndef _MKSTEMP_DECLARED
189 #define _MKSTEMP_DECLARED
191 #ifndef _MKTEMP_DECLARED
192 char *mktemp(char *);
193 #define _MKTEMP_DECLARED
196 long nrand48(unsigned short[3]);
197 int posix_openpt(int);
199 int putenv(const char *);
201 char *realpath(const char *, char resolved_path[]);
203 *seed48(unsigned short[3]);
204 #ifndef _SETKEY_DECLARED
205 int setkey(const char *);
206 #define _SETKEY_DECLARED
208 char *setstate(/* const */ char *);
210 void srandom(unsigned long);
212 #endif /* __XSI_VISIBLE */
215 extern const char *_malloc_options;
216 extern void (*_malloc_message)(const char *, const char *, const char *,
220 * The alloca() function can't be implemented in C, and on some
221 * platforms it can't be implemented at all as a callable function.
222 * The GNU C compiler provides a built-in alloca() which we can use;
223 * in all other cases, provide a prototype, mainly to pacify various
224 * incarnations of lint. On platforms where alloca() is not in libc,
225 * programs which use it will fail to link when compiled with non-GNU
228 #if __GNUC__ >= 2 || defined(__INTEL_COMPILER)
229 #undef alloca /* some GNU bits try to get cute and define this on their own */
230 #define alloca(sz) __builtin_alloca(sz)
232 void *alloca(size_t);
237 void arc4random_addrandom(unsigned char *dat, int datlen);
238 void arc4random_stir(void);
239 char *getbsize(int *, long *);
240 /* getcap(3) functions */
241 char *cgetcap(char *, const char *, int);
243 int cgetent(char **, char **, const char *);
244 int cgetfirst(char **, char **);
245 int cgetmatch(const char *, const char *);
246 int cgetnext(char **, char **);
247 int cgetnum(char *, const char *, long *);
248 int cgetset(const char *);
249 int cgetstr(char *, const char *, char **);
250 int cgetustr(char *, const char *, char **);
252 int daemon(int, int);
253 char *devname(int, int);
254 char *devname_r(int, int, char *, int);
255 int getloadavg(double [], int);
259 int heapsort(void *, size_t, size_t, int (*)(const void *, const void *));
260 int mergesort(void *, size_t, size_t, int (*)(const void *, const void *));
261 void qsort_r(void *, size_t, size_t, void *,
262 int (*)(void *, const void *, const void *));
263 int radixsort(const unsigned char **, int, const unsigned char *,
265 void *reallocf(void *, size_t);
266 int rpmatch(const char *);
267 void setprogname(const char *);
268 int sradixsort(const unsigned char **, int, const unsigned char *,
271 void srandomdev(void);
273 /* Deprecated interfaces, to be removed in FreeBSD 6.0. */
275 strtoq(const char *, char **, int);
277 strtouq(const char *, char **, int);
279 extern char *suboptarg; /* getsubopt(3) external variable */
280 #endif /* __BSD_VISIBLE */
283 #endif /* !_STDLIB_H_ */