1 /* $NetBSD: stdlib.h,v 1.62 2003/04/28 23:16:14 bjh21 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. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by the University of 18 * California, Berkeley and its contributors. 19 * 4. Neither the name of the University nor the names of its contributors 20 * may be used to endorse or promote products derived from this software 21 * without specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 * 35 * @(#)stdlib.h 8.5 (Berkeley) 5/19/95 36 */ 37 38 #ifndef _STDLIB_H_ 39 #define _STDLIB_H_ 40 41 #include <sys/cdefs.h> 42 #include <sys/featuretest.h> 43 44 #if defined(_NETBSD_SOURCE) 45 #include <sys/types.h> /* for quad_t, etc. */ 46 #endif 47 48 #include <machine/ansi.h> 49 50 #ifdef _BSD_SIZE_T_ 51 typedef _BSD_SIZE_T_ size_t; 52 #undef _BSD_SIZE_T_ 53 #endif 54 55 #ifdef _BSD_WCHAR_T_ 56 typedef _BSD_WCHAR_T_ wchar_t; 57 #undef _BSD_WCHAR_T_ 58 #endif 59 60 typedef struct { 61 int quot; /* quotient */ 62 int rem; /* remainder */ 63 } div_t; 64 65 typedef struct { 66 long quot; /* quotient */ 67 long rem; /* remainder */ 68 } ldiv_t; 69 70 #if !defined(_ANSI_SOURCE) && \ 71 (defined(_ISOC99_SOURCE) || (__STDC_VERSION__ - 0) >= 199901L || \ 72 defined(_NETBSD_SOURCE)) 73 typedef struct { 74 /* LONGLONG */ 75 long long int quot; /* quotient */ 76 /* LONGLONG */ 77 long long int rem; /* remainder */ 78 } lldiv_t; 79 #endif 80 81 #if defined(_NETBSD_SOURCE) 82 typedef struct { 83 quad_t quot; /* quotient */ 84 quad_t rem; /* remainder */ 85 } qdiv_t; 86 #endif 87 88 89 #include <sys/null.h> 90 91 #define EXIT_FAILURE 1 92 #define EXIT_SUCCESS 0 93 94 #define RAND_MAX 0x7fffffff 95 96 extern size_t __mb_cur_max; 97 #define MB_CUR_MAX __mb_cur_max 98 99 __BEGIN_DECLS 100 __dead void _Exit __P((int)) __attribute__((__noreturn__)); 101 __dead void abort __P((void)) __attribute__((__noreturn__)); 102 __pure int abs __P((int)); 103 int atexit __P((void (*)(void))); 104 double atof __P((const char *)); 105 int atoi __P((const char *)); 106 long atol __P((const char *)); 107 #ifndef __BSEARCH_DECLARED 108 #define __BSEARCH_DECLARED 109 /* also in search.h */ 110 void *bsearch __P((const void *, const void *, size_t, size_t, 111 int (*)(const void *, const void *))); 112 #endif /* __BSEARCH_DECLARED */ 113 void *calloc __P((size_t, size_t)); 114 div_t div __P((int, int)); 115 __dead void exit __P((int)) __attribute__((__noreturn__)); 116 void free __P((void *)); 117 __aconst char *getenv __P((const char *)); 118 __pure long 119 labs __P((long)); 120 ldiv_t ldiv __P((long, long)); 121 void *malloc __P((size_t)); 122 void qsort __P((void *, size_t, size_t, 123 int (*)(const void *, const void *))); 124 int rand __P((void)); 125 void *realloc __P((void *, size_t)); 126 void srand __P((unsigned)); 127 double strtod __P((const char * __restrict, char ** __restrict)); 128 long strtol __P((const char * __restrict, char ** __restrict, int)); 129 unsigned long 130 strtoul __P((const char * __restrict, char ** __restrict, int)); 131 int system __P((const char *)); 132 133 /* These are currently just stubs. */ 134 int mblen __P((const char *, size_t)); 135 size_t mbstowcs __P((wchar_t * __restrict, const char * __restrict, size_t)); 136 int wctomb __P((char *, wchar_t)); 137 int mbtowc __P((wchar_t * __restrict, const char * __restrict, size_t)); 138 size_t wcstombs __P((char * __restrict, const wchar_t * __restrict, size_t)); 139 140 #if defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE) || \ 141 defined(_NETBSD_SOURCE) 142 143 144 /* 145 * IEEE Std 1003.1c-95, also adopted by X/Open CAE Spec Issue 5 Version 2 146 */ 147 #if (_POSIX_C_SOURCE - 0) >= 199506L || (_XOPEN_SOURCE - 0) >= 500 || \ 148 defined(_REENTRANT) || defined(_NETBSD_SOURCE) 149 int rand_r __P((unsigned int *)); 150 #endif 151 152 153 /* 154 * X/Open Portability Guide >= Issue 4 155 */ 156 #if (_XOPEN_SOURCE - 0) >= 4 || defined(_NETBSD_SOURCE) 157 double drand48 __P((void)); 158 double erand48 __P((unsigned short[3])); 159 long jrand48 __P((unsigned short[3])); 160 void lcong48 __P((unsigned short[7])); 161 long lrand48 __P((void)); 162 long mrand48 __P((void)); 163 long nrand48 __P((unsigned short[3])); 164 unsigned short * 165 seed48 __P((unsigned short[3])); 166 void srand48 __P((long)); 167 168 int putenv __P((const char *)); 169 #endif 170 171 172 /* 173 * X/Open Portability Guide >= Issue 4 Version 2 174 */ 175 #if (defined(_XOPEN_SOURCE) && defined(_XOPEN_SOURCE_EXTENDED)) || \ 176 (_XOPEN_SOURCE - 0) >= 500 || defined(_NETBSD_SOURCE) 177 long a64l __P((const char *)); 178 char *l64a __P((long)); 179 180 char *initstate __P((unsigned long, char *, size_t)); 181 long random __P((void)); 182 char *setstate __P((char *)); 183 void srandom __P((unsigned long)); 184 185 char *mkdtemp __P((char *)); 186 int mkstemp __P((char *)); 187 #ifndef __AUDIT__ 188 char *mktemp __P((char *)); 189 #endif 190 191 int setkey __P((const char *)); 192 193 char *realpath __P((const char *, char *)); 194 195 int ttyslot __P((void)); 196 197 void *valloc __P((size_t)); /* obsoleted by malloc() */ 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 #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 __P((int)); /* built-in for gcc */ 239 #else 240 void *alloca __P((size_t)); 241 #endif /* __GNUC__ */ 242 243 u_int32_t arc4random __P((void)); 244 void arc4random_stir __P((void)); 245 void arc4random_addrandom __P((u_char *, int)); 246 char *getbsize __P((int *, long *)); 247 char *cgetcap __P((char *, const char *, int)); 248 int cgetclose __P((void)); 249 int cgetent __P((char **, char **, const char *)); 250 int cgetfirst __P((char **, char **)); 251 int cgetmatch __P((const char *, const char *)); 252 int cgetnext __P((char **, char **)); 253 int cgetnum __P((char *, const char *, long *)); 254 int cgetset __P((const char *)); 255 int cgetstr __P((char *, const char *, char **)); 256 int cgetustr __P((char *, const char *, char **)); 257 258 int daemon __P((int, int)); 259 __aconst char *devname __P((dev_t, mode_t)); 260 int getloadavg __P((double [], int)); 261 262 void cfree __P((void *)); 263 264 int heapsort __P((void *, size_t, size_t, 265 int (*)(const void *, const void *))); 266 int mergesort __P((void *, size_t, size_t, 267 int (*)(const void *, const void *))); 268 int radixsort __P((const unsigned char **, int, const unsigned char *, 269 unsigned)); 270 int sradixsort __P((const unsigned char **, int, const unsigned char *, 271 unsigned)); 272 273 void setproctitle __P((const char *, ...)) 274 __attribute__((__format__(__printf__, 1, 2))); 275 const char *getprogname __P((void)) __attribute__((__const__)); 276 void setprogname __P((const char *)); 277 278 quad_t qabs __P((quad_t)); 279 quad_t strtoq __P((const char * __restrict, char ** __restrict, int)); 280 u_quad_t strtouq __P((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 __P((long, char *, int)); 289 290 size_t shquote __P((const char *arg, char *buf, size_t bufsize)); 291 size_t shquotev __P((int argc, char * const * argv, char *buf, 292 size_t bufsize)); 293 #endif /* _NETBSD_SOURCE */ 294 #endif /* _POSIX_C_SOURCE || _XOPEN_SOURCE || _NETBSD_SOURCE */ 295 296 #if defined(_NETBSD_SOURCE) 297 qdiv_t qdiv __P((quad_t, quad_t)); 298 #endif 299 __END_DECLS 300 301 #endif /* !_STDLIB_H_ */ 302