1 /* $NetBSD: stdlib.h,v 1.67 2004/05/27 02:58:14 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 __P((int)) __attribute__((__noreturn__)); 97 __dead void abort __P((void)) __attribute__((__noreturn__)); 98 __pure int abs __P((int)); 99 int atexit __P((void (*)(void))); 100 double atof __P((const char *)); 101 int atoi __P((const char *)); 102 long atol __P((const char *)); 103 #ifndef __BSEARCH_DECLARED 104 #define __BSEARCH_DECLARED 105 /* also in search.h */ 106 void *bsearch __P((const void *, const void *, size_t, size_t, 107 int (*)(const void *, const void *))); 108 #endif /* __BSEARCH_DECLARED */ 109 void *calloc __P((size_t, size_t)); 110 div_t div __P((int, int)); 111 __dead void exit __P((int)) __attribute__((__noreturn__)); 112 void free __P((void *)); 113 __aconst char *getenv __P((const char *)); 114 __pure long 115 labs __P((long)); 116 ldiv_t ldiv __P((long, long)); 117 void *malloc __P((size_t)); 118 void qsort __P((void *, size_t, size_t, 119 int (*)(const void *, const void *))); 120 int rand __P((void)); 121 void *realloc __P((void *, size_t)); 122 void srand __P((unsigned)); 123 double strtod __P((const char * __restrict, char ** __restrict)); 124 long strtol __P((const char * __restrict, char ** __restrict, int)); 125 unsigned long 126 strtoul __P((const char * __restrict, char ** __restrict, int)); 127 int system __P((const char *)); 128 129 /* These are currently just stubs. */ 130 int mblen __P((const char *, size_t)); 131 size_t mbstowcs __P((wchar_t * __restrict, const char * __restrict, size_t)); 132 int wctomb __P((char *, wchar_t)); 133 int mbtowc __P((wchar_t * __restrict, const char * __restrict, size_t)); 134 size_t wcstombs __P((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 __P((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 __P((void)); 154 double erand48 __P((unsigned short[3])); 155 long jrand48 __P((unsigned short[3])); 156 void lcong48 __P((unsigned short[7])); 157 long lrand48 __P((void)); 158 long mrand48 __P((void)); 159 long nrand48 __P((unsigned short[3])); 160 unsigned short * 161 seed48 __P((unsigned short[3])); 162 void srand48 __P((long)); 163 164 int putenv __P((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 __P((const char *)); 174 char *l64a __P((long)); 175 176 char *initstate __P((unsigned long, char *, size_t)); 177 long random __P((void)); 178 char *setstate __P((char *)); 179 void srandom __P((unsigned long)); 180 181 char *mkdtemp __P((char *)); 182 int mkstemp __P((char *)); 183 #ifndef __AUDIT__ 184 char *mktemp __P((char *)); 185 #endif 186 187 int setkey __P((const char *)); 188 189 char *realpath __P((const char *, char *)); 190 191 int ttyslot __P((void)); 192 193 void *valloc __P((size_t)); /* obsoleted by malloc() */ 194 195 int grantpt __P((int)); 196 int unlockpt __P((int)); 197 char *ptsname __P((int)); 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 231 232 int posix_openpt __P((int)); 233 #endif 234 235 /* 236 * Implementation-defined extensions 237 */ 238 #if defined(_NETBSD_SOURCE) 239 #if defined(alloca) && (alloca == __builtin_alloca) && (__GNUC__ < 2) 240 void *alloca __P((int)); /* built-in for gcc */ 241 #else 242 void *alloca __P((size_t)); 243 #endif /* __GNUC__ */ 244 245 u_int32_t arc4random __P((void)); 246 void arc4random_stir __P((void)); 247 void arc4random_addrandom __P((u_char *, int)); 248 char *getbsize __P((int *, long *)); 249 char *cgetcap __P((char *, const char *, int)); 250 int cgetclose __P((void)); 251 int cgetent __P((char **, const char * const *, const char *)); 252 int cgetfirst __P((char **, const char * const *)); 253 int cgetmatch __P((const char *, const char *)); 254 int cgetnext __P((char **, const char * const *)); 255 int cgetnum __P((char *, const char *, long *)); 256 int cgetset __P((const char *)); 257 int cgetstr __P((char *, const char *, char **)); 258 int cgetustr __P((char *, const char *, char **)); 259 260 int daemon __P((int, int)); 261 __aconst char *devname __P((dev_t, mode_t)); 262 int getloadavg __P((double [], int)); 263 264 void cfree __P((void *)); 265 266 int heapsort __P((void *, size_t, size_t, 267 int (*)(const void *, const void *))); 268 int mergesort __P((void *, size_t, size_t, 269 int (*)(const void *, const void *))); 270 int radixsort __P((const unsigned char **, int, const unsigned char *, 271 unsigned)); 272 int sradixsort __P((const unsigned char **, int, const unsigned char *, 273 unsigned)); 274 275 void setproctitle __P((const char *, ...)) 276 __attribute__((__format__(__printf__, 1, 2))); 277 const char *getprogname __P((void)) __attribute__((__const__)); 278 void setprogname __P((const char *)); 279 280 quad_t qabs __P((quad_t)); 281 quad_t strtoq __P((const char * __restrict, char ** __restrict, int)); 282 u_quad_t strtouq __P((const char * __restrict, char ** __restrict, int)); 283 284 /* LONGLONG */ 285 long long strsuftoll(const char *, const char *, long long, long long); 286 /* LONGLONG */ 287 long long strsuftollx(const char *, const char *, long long, long long, 288 char *, size_t); 289 290 int l64a_r __P((long, char *, int)); 291 292 size_t shquote __P((const char *, char *, size_t)); 293 size_t shquotev __P((int, char * const *, char *, size_t)); 294 #endif /* _NETBSD_SOURCE */ 295 #endif /* _POSIX_C_SOURCE || _XOPEN_SOURCE || _NETBSD_SOURCE */ 296 297 #if defined(_NETBSD_SOURCE) 298 qdiv_t qdiv __P((quad_t, quad_t)); 299 #endif 300 __END_DECLS 301 302 #endif /* !_STDLIB_H_ */ 303