stdlib.h revision 1.72
1 /* $NetBSD: stdlib.h,v 1.72 2005/09/25 20:08:15 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(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 int getenv_r(const char *, char *, size_t); 115 __pure long 116 labs(long); 117 ldiv_t ldiv(long, long); 118 void *malloc(size_t); 119 void qsort(void *, size_t, size_t, int (*)(const void *, const void *)); 120 int rand(void); 121 void *realloc(void *, size_t); 122 void srand(unsigned); 123 double strtod(const char * __restrict, char ** __restrict); 124 long strtol(const char * __restrict, char ** __restrict, int); 125 unsigned long 126 strtoul(const char * __restrict, char ** __restrict, int); 127 int system(const char *); 128 129 /* These are currently just stubs. */ 130 int mblen(const char *, size_t); 131 size_t mbstowcs(wchar_t * __restrict, const char * __restrict, size_t); 132 int wctomb(char *, wchar_t); 133 int mbtowc(wchar_t * __restrict, const char * __restrict, size_t); 134 size_t wcstombs(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(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(void); 154 double erand48(unsigned short[3]); 155 long jrand48(unsigned short[3]); 156 void lcong48(unsigned short[7]); 157 long lrand48(void); 158 long mrand48(void); 159 long nrand48(unsigned short[3]); 160 unsigned short * 161 seed48(unsigned short[3]); 162 void srand48(long); 163 164 int putenv(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(const char *); 174 char *l64a(long); 175 176 char *initstate(unsigned long, char *, size_t); 177 long random(void); 178 char *setstate(char *); 179 void srandom(unsigned long); 180 181 char *mkdtemp(char *); 182 int mkstemp(char *); 183 char *mktemp(char *) 184 #ifdef __MKTEMP_OK__ 185 __RENAME(_mktemp) 186 #endif 187 ; 188 189 int setkey(const char *); 190 191 char *realpath(const char *, char *); 192 193 int ttyslot(void); 194 195 void *valloc(size_t); /* obsoleted by malloc() */ 196 197 int grantpt(int); 198 int unlockpt(int); 199 char *ptsname(int); 200 #endif 201 202 /* 203 * ISO C99 204 */ 205 #if defined(_ISOC99_SOURCE) || (__STDC_VERSION__ - 0) >= 199901L || \ 206 defined(_NETBSD_SOURCE) 207 /* LONGLONG */ 208 long long int atoll(const char *); 209 /* LONGLONG */ 210 long long int llabs(long long int); 211 /* LONGLONG */ 212 lldiv_t lldiv(long long int, long long int); 213 /* LONGLONG */ 214 long long int strtoll(const char * __restrict, char ** __restrict, int); 215 /* LONGLONG */ 216 unsigned long long int 217 strtoull(const char * __restrict, char ** __restrict, int); 218 #endif 219 220 /* 221 * The Open Group Base Specifications, Issue 6; IEEE Std 1003.1-2001 (POSIX) 222 */ 223 #if (_POSIX_C_SOURCE - 0) >= 200112L || (_XOPEN_SOURCE - 0) >= 600 || \ 224 defined(_NETBSD_SOURCE) 225 int setenv(const char *, const char *, int); 226 #ifndef __LIBC12_SOURCE__ 227 int unsetenv(const char *) __RENAME(__unsetenv13); 228 #endif 229 230 int posix_openpt(int); 231 #endif 232 233 /* 234 * Implementation-defined extensions 235 */ 236 #if defined(_NETBSD_SOURCE) 237 #if defined(alloca) && (alloca == __builtin_alloca) && (__GNUC__ < 2) 238 void *alloca(int); /* built-in for gcc */ 239 #else 240 void *alloca(size_t); 241 #endif /* __GNUC__ */ 242 243 u_int32_t arc4random(void); 244 void arc4random_stir(void); 245 void arc4random_addrandom(u_char *, int); 246 char *getbsize(int *, long *); 247 char *cgetcap(char *, const char *, int); 248 int cgetclose(void); 249 int cgetent(char **, const char * const *, const char *); 250 int cgetfirst(char **, const char * const *); 251 int cgetmatch(const char *, const char *); 252 int cgetnext(char **, const char * const *); 253 int cgetnum(char *, const char *, long *); 254 int cgetset(const char *); 255 int cgetstr(char *, const char *, char **); 256 int cgetustr(char *, const char *, char **); 257 258 int daemon(int, int); 259 __aconst char *devname(dev_t, mode_t); 260 dev_t getdevmajor(const char *, mode_t); 261 int getloadavg(double [], int); 262 263 void cfree(void *); 264 265 int heapsort(void *, size_t, size_t, int (*)(const void *, const void *)); 266 int mergesort(void *, size_t, size_t, 267 int (*)(const void *, const void *)); 268 int radixsort(const unsigned char **, int, const unsigned char *, 269 unsigned); 270 int sradixsort(const unsigned char **, int, const unsigned char *, 271 unsigned); 272 273 void setproctitle(const char *, ...) 274 __attribute__((__format__(__printf__, 1, 2))); 275 const char *getprogname(void) __attribute__((__const__)); 276 void setprogname(const char *); 277 278 quad_t qabs(quad_t); 279 quad_t strtoq(const char * __restrict, char ** __restrict, int); 280 u_quad_t strtouq(const char * __restrict, char ** __restrict, int); 281 282 /* LONGLONG */ 283 long long strsuftoll(const char *, const char *, long long, long long); 284 /* LONGLONG */ 285 long long strsuftollx(const char *, const char *, long long, long long, 286 char *, size_t); 287 288 int l64a_r(long, char *, int); 289 290 size_t shquote(const char *, char *, size_t); 291 size_t shquotev(int, char * const *, char *, size_t); 292 #endif /* _NETBSD_SOURCE */ 293 #endif /* _POSIX_C_SOURCE || _XOPEN_SOURCE || _NETBSD_SOURCE */ 294 295 #if defined(_NETBSD_SOURCE) 296 qdiv_t qdiv(quad_t, quad_t); 297 #endif 298 __END_DECLS 299 300 #endif /* !_STDLIB_H_ */ 301
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