stdlib.h revision 1.78
1 /* $NetBSD: stdlib.h,v 1.78 2007/11/19 14:48:41 ad 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(int) __attribute__((__noreturn__)); 97 __dead void abort(void) __attribute__((__noreturn__)); 98 __pure int abs(int); 99 int atexit(void (*)(void)); 100 double atof(const char *); 101 int atoi(const char *); 102 long atol(const char *); 103 #ifndef __BSEARCH_DECLARED 104 #define __BSEARCH_DECLARED 105 /* also in search.h */ 106 void *bsearch(const void *, const void *, size_t, size_t, 107 int (*)(const void *, const void *)); 108 #endif /* __BSEARCH_DECLARED */ 109 void *calloc(size_t, size_t); 110 div_t div(int, int); 111 __dead void exit(int) __attribute__((__noreturn__)); 112 void free(void *); 113 __aconst char *getenv(const char *); 114 __pure long 115 labs(long); 116 ldiv_t ldiv(long, long); 117 void *malloc(size_t); 118 void qsort(void *, size_t, size_t, int (*)(const void *, const void *)); 119 int rand(void); 120 void *realloc(void *, size_t); 121 void srand(unsigned); 122 double strtod(const char * __restrict, char ** __restrict); 123 long strtol(const char * __restrict, char ** __restrict, int); 124 unsigned long 125 strtoul(const char * __restrict, char ** __restrict, int); 126 int system(const char *); 127 128 /* These are currently just stubs. */ 129 int mblen(const char *, size_t); 130 size_t mbstowcs(wchar_t * __restrict, const char * __restrict, size_t); 131 int wctomb(char *, wchar_t); 132 int mbtowc(wchar_t * __restrict, const char * __restrict, size_t); 133 size_t wcstombs(char * __restrict, const wchar_t * __restrict, size_t); 134 135 #if defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE) || \ 136 defined(_NETBSD_SOURCE) 137 138 139 /* 140 * IEEE Std 1003.1c-95, also adopted by X/Open CAE Spec Issue 5 Version 2 141 */ 142 #if (_POSIX_C_SOURCE - 0) >= 199506L || (_XOPEN_SOURCE - 0) >= 500 || \ 143 defined(_REENTRANT) || defined(_NETBSD_SOURCE) 144 int rand_r(unsigned int *); 145 #endif 146 147 148 /* 149 * X/Open Portability Guide >= Issue 4 150 */ 151 #if (_XOPEN_SOURCE - 0) >= 4 || defined(_NETBSD_SOURCE) 152 double drand48(void); 153 double erand48(unsigned short[3]); 154 long jrand48(unsigned short[3]); 155 void lcong48(unsigned short[7]); 156 long lrand48(void); 157 long mrand48(void); 158 long nrand48(unsigned short[3]); 159 unsigned short * 160 seed48(unsigned short[3]); 161 void srand48(long); 162 163 int putenv(const char *); 164 #endif 165 166 167 /* 168 * X/Open Portability Guide >= Issue 4 Version 2 169 */ 170 #if (defined(_XOPEN_SOURCE) && defined(_XOPEN_SOURCE_EXTENDED)) || \ 171 (_XOPEN_SOURCE - 0) >= 500 || defined(_NETBSD_SOURCE) 172 long a64l(const char *); 173 char *l64a(long); 174 175 char *initstate(unsigned long, char *, size_t); 176 long random(void); 177 char *setstate(char *); 178 void srandom(unsigned long); 179 180 char *mkdtemp(char *); 181 int mkstemp(char *); 182 char *mktemp(char *) 183 #ifdef __MKTEMP_OK__ 184 __RENAME(_mktemp) 185 #endif 186 ; 187 188 int setkey(const char *); 189 190 char *realpath(const char *, char *); 191 192 int ttyslot(void); 193 194 void *valloc(size_t); /* obsoleted by malloc() */ 195 196 int grantpt(int); 197 int unlockpt(int); 198 char *ptsname(int); 199 #endif 200 201 /* 202 * ISO C99 203 */ 204 #if defined(_ISOC99_SOURCE) || (__STDC_VERSION__ - 0) >= 199901L || \ 205 defined(_NETBSD_SOURCE) 206 /* LONGLONG */ 207 long long int atoll(const char *); 208 /* LONGLONG */ 209 long long int llabs(long long int); 210 /* LONGLONG */ 211 lldiv_t lldiv(long long int, long long int); 212 /* LONGLONG */ 213 long long int strtoll(const char * __restrict, char ** __restrict, int); 214 /* LONGLONG */ 215 unsigned long long int 216 strtoull(const char * __restrict, char ** __restrict, int); 217 float strtof(const char * __restrict, char ** __restrict); 218 long double strtold(const char * __restrict, char ** __restrict); 219 #endif 220 221 /* 222 * The Open Group Base Specifications, Issue 6; IEEE Std 1003.1-2001 (POSIX) 223 */ 224 #if (_POSIX_C_SOURCE - 0) >= 200112L || (_XOPEN_SOURCE - 0) >= 600 || \ 225 defined(_NETBSD_SOURCE) 226 int setenv(const char *, const char *, int); 227 #ifndef __LIBC12_SOURCE__ 228 int unsetenv(const char *) __RENAME(__unsetenv13); 229 #endif 230 231 int posix_openpt(int); 232 int posix_memalign(void **, size_t, size_t); 233 #endif 234 235 /* 236 * Implementation-defined extensions 237 */ 238 #if defined(_NETBSD_SOURCE) 239 #if defined(alloca) && (alloca == __builtin_alloca) && \ 240 defined(__GNUC__) && (__GNUC__ < 2) 241 void *alloca(int); /* built-in for gcc */ 242 #else 243 void *alloca(size_t); 244 #endif /* __GNUC__ */ 245 246 uint32_t arc4random(void); 247 void arc4random_stir(void); 248 void arc4random_addrandom(u_char *, int); 249 char *getbsize(int *, long *); 250 char *cgetcap(char *, const char *, int); 251 int cgetclose(void); 252 int cgetent(char **, const char * const *, const char *); 253 int cgetfirst(char **, const char * const *); 254 int cgetmatch(const char *, const char *); 255 int cgetnext(char **, const char * const *); 256 int cgetnum(char *, const char *, long *); 257 int cgetset(const char *); 258 int cgetstr(char *, const char *, char **); 259 int cgetustr(char *, const char *, char **); 260 261 int daemon(int, int); 262 __aconst char *devname(dev_t, mode_t); 263 dev_t getdevmajor(const char *, mode_t); 264 int getloadavg(double [], int); 265 266 int getenv_r(const char *, char *, size_t); 267 268 void cfree(void *); 269 270 int heapsort(void *, size_t, size_t, int (*)(const void *, const void *)); 271 int mergesort(void *, size_t, size_t, 272 int (*)(const void *, const void *)); 273 int radixsort(const unsigned char **, int, const unsigned char *, 274 unsigned); 275 int sradixsort(const unsigned char **, int, const unsigned char *, 276 unsigned); 277 278 void setproctitle(const char *, ...) 279 __attribute__((__format__(__printf__, 1, 2))); 280 const char *getprogname(void) __attribute__((const)); 281 void setprogname(const char *); 282 283 quad_t qabs(quad_t); 284 quad_t strtoq(const char * __restrict, char ** __restrict, int); 285 u_quad_t strtouq(const char * __restrict, char ** __restrict, int); 286 287 /* LONGLONG */ 288 long long strsuftoll(const char *, const char *, long long, long long); 289 /* LONGLONG */ 290 long long strsuftollx(const char *, const char *, long long, long long, 291 char *, size_t); 292 293 int l64a_r(long, char *, int); 294 295 size_t shquote(const char *, char *, size_t); 296 size_t shquotev(int, char * const *, char *, size_t); 297 #endif /* _NETBSD_SOURCE */ 298 #endif /* _POSIX_C_SOURCE || _XOPEN_SOURCE || _NETBSD_SOURCE */ 299 300 #if defined(_NETBSD_SOURCE) 301 qdiv_t qdiv(quad_t, quad_t); 302 #endif 303 __END_DECLS 304 305 #endif /* !_STDLIB_H_ */ 306
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