stdlib.h revision 1.125.2.1
1 /* $NetBSD: stdlib.h,v 1.125.2.1 2024/10/11 19:03:24 martin 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 #if defined(_BSD_WCHAR_T_) && !defined(__cplusplus) 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(_ISOC99_SOURCE) || (__STDC_VERSION__ - 0) >= 199901L || \ 67 defined(_NETBSD_SOURCE) || (__cplusplus - 0) >= 201103L 68 typedef struct { 69 /* LONGLONG */ 70 long long int quot; /* quotient */ 71 /* LONGLONG */ 72 long long int rem; /* remainder */ 73 } lldiv_t; 74 #endif 75 76 #if defined(_NETBSD_SOURCE) 77 typedef struct { 78 quad_t quot; /* quotient */ 79 quad_t rem; /* remainder */ 80 } qdiv_t; 81 #endif 82 83 84 #include <sys/null.h> 85 86 #define EXIT_FAILURE 1 87 #define EXIT_SUCCESS 0 88 89 #define RAND_MAX 0x7fffffff 90 91 extern size_t __mb_cur_max; 92 #define MB_CUR_MAX __mb_cur_max 93 94 __BEGIN_DECLS 95 __dead void _Exit(int); 96 __dead void abort(void); 97 __constfunc int abs(int); 98 int atexit(void (*)(void)); 99 double atof(const char *); 100 int atoi(const char *); 101 long atol(const char *); 102 #ifndef __BSEARCH_DECLARED 103 #define __BSEARCH_DECLARED 104 /* also in search.h */ 105 void *bsearch(const void *, const void *, size_t, size_t, 106 int (*)(const void *, const void *)); 107 #endif /* __BSEARCH_DECLARED */ 108 void *calloc(size_t, size_t); 109 div_t div(int, int); 110 __dead void exit(int); 111 void free(void *); 112 __aconst char *getenv(const char *); 113 __constfunc long 114 labs(long); 115 ldiv_t ldiv(long, long); 116 void *malloc(size_t); 117 void qsort(void *, size_t, size_t, int (*)(const void *, const void *)); 118 int rand(void); 119 void *realloc(void *, size_t); 120 void *reallocarray(void *, size_t, 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 #ifdef _OPENBSD_SOURCE 127 long long strtonum(const char *, long long, long long, const char **); 128 #endif 129 int system(const char *); 130 131 /* These are currently just stubs. */ 132 int mblen(const char *, size_t); 133 size_t mbstowcs(wchar_t * __restrict, const char * __restrict, size_t); 134 int wctomb(char *, wchar_t); 135 int mbtowc(wchar_t * __restrict, const char * __restrict, size_t); 136 size_t wcstombs(char * __restrict, const wchar_t * __restrict, size_t); 137 138 #if defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE) || \ 139 defined(_NETBSD_SOURCE) 140 141 142 /* 143 * IEEE Std 1003.1c-95, also adopted by X/Open CAE Spec Issue 5 Version 2 144 */ 145 #if (_POSIX_C_SOURCE - 0) >= 199506L || (_XOPEN_SOURCE - 0) >= 500 || \ 146 defined(_REENTRANT) || defined(_NETBSD_SOURCE) 147 int rand_r(unsigned int *); 148 #endif 149 150 151 /* 152 * X/Open Portability Guide >= Issue 4 153 */ 154 #if defined(_XOPEN_SOURCE) || defined(_NETBSD_SOURCE) 155 double drand48(void); 156 double erand48(unsigned short[3]); 157 long jrand48(unsigned short[3]); 158 void lcong48(unsigned short[7]); 159 long lrand48(void); 160 long mrand48(void); 161 long nrand48(unsigned short[3]); 162 unsigned short * 163 seed48(unsigned short[3]); 164 void srand48(long); 165 166 #ifndef __LIBC12_SOURCE__ 167 int putenv(char *) __RENAME(__putenv50); 168 #endif 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(const char *); 178 char *l64a(long); 179 180 long random(void); 181 char *setstate(char *); 182 #ifndef __LIBC12_SOURCE__ 183 char *initstate(unsigned int, char *, size_t) __RENAME(__initstate60); 184 void srandom(unsigned int) __RENAME(__srandom60); 185 #endif 186 #ifdef _NETBSD_SOURCE 187 #define RANDOM_MAX 0x7fffffff /* (((long)1 << 31) - 1) */ 188 int mkostemp(char *, int); 189 int mkostemps(char *, int, int); 190 #endif 191 192 char *mktemp(char *) 193 #ifdef __MKTEMP_OK__ 194 __RENAME(_mktemp) 195 #endif 196 ; 197 198 int setkey(const char *); 199 200 char *realpath(const char * __restrict, char * __restrict); 201 202 int ttyslot(void); 203 204 void *valloc(size_t); /* obsoleted by malloc() */ 205 206 int grantpt(int); 207 int unlockpt(int); 208 char *ptsname(int); 209 #endif 210 211 /* 212 * ISO C99 213 */ 214 #if defined(_ISOC99_SOURCE) || (__STDC_VERSION__ - 0) >= 199901L || \ 215 defined(_NETBSD_SOURCE) || (__cplusplus - 0) >= 201103L 216 217 /* LONGLONG */ 218 long long int atoll(const char *); 219 /* LONGLONG */ 220 long long int llabs(long long int); 221 /* LONGLONG */ 222 lldiv_t lldiv(long long int, long long int); 223 /* LONGLONG */ 224 long long int strtoll(const char * __restrict, char ** __restrict, int); 225 /* LONGLONG */ 226 unsigned long long int 227 strtoull(const char * __restrict, char ** __restrict, int); 228 float strtof(const char * __restrict, char ** __restrict); 229 long double strtold(const char * __restrict, char ** __restrict); 230 #endif 231 232 #if defined(_ISOC11_SOURCE) || (__STDC_VERSION__ - 0) >= 201101L || \ 233 defined(_NETBSD_SOURCE) || (__cplusplus - 0) >= 201103L 234 void *aligned_alloc(size_t, size_t); 235 int at_quick_exit(void (*)(void)); 236 __dead void quick_exit(int); 237 #endif 238 239 /* 240 * The Open Group Base Specifications, Issue 6; IEEE Std 1003.1-2001 (POSIX) 241 */ 242 #if (_POSIX_C_SOURCE - 0) >= 200112L || (_XOPEN_SOURCE - 0) >= 600 || \ 243 defined(_NETBSD_SOURCE) 244 int setenv(const char *, const char *, int); 245 #ifndef __LIBC12_SOURCE__ 246 int unsetenv(const char *) __RENAME(__unsetenv13); 247 #endif 248 249 int posix_openpt(int); 250 int posix_memalign(void **, size_t, size_t); 251 #endif 252 253 /* 254 * The Open Group Base Specifications, Issue 7; IEEE Std 1003.1-2008 (POSIX) 255 * or 256 * X/Open Portability Guide >= Issue 4 Version 2 257 */ 258 #if (_POSIX_C_SOURCE - 0) >= 200809L || \ 259 (defined(_XOPEN_SOURCE) && defined(_XOPEN_SOURCE_EXTENDED)) || \ 260 (_XOPEN_SOURCE - 0) >= 500 || defined(_NETBSD_SOURCE) 261 char *mkdtemp(char *); 262 int mkstemp(char *); 263 264 int getsubopt(char **, char * const *, char **); 265 #endif 266 267 /* 268 * Implementation-defined extensions 269 */ 270 #if defined(_NETBSD_SOURCE) 271 #if defined(__PCC__) && !defined(__GNUC__) 272 #define alloca(size) __builtin_alloca(size) 273 #else 274 void *alloca(size_t); 275 #endif /* __GNUC__ */ 276 277 uint32_t arc4random(void); 278 void arc4random_stir(void); 279 void arc4random_buf(void *, size_t); 280 uint32_t arc4random_uniform(uint32_t); 281 void arc4random_addrandom(unsigned char *, int); 282 char *getbsize(int *, long *); 283 char *cgetcap(char *, const char *, int); 284 int cgetclose(void); 285 int cgetent(char **, const char * const *, const char *); 286 int cgetfirst(char **, const char * const *); 287 int cgetmatch(const char *, const char *); 288 int cgetnext(char **, const char * const *); 289 int cgetnum(char *, const char *, long *); 290 int cgetset(const char *); 291 int cgetstr(char *, const char *, char **); 292 int cgetustr(char *, const char *, char **); 293 void csetexpandtc(int); 294 295 int daemon(int, int); 296 int devname_r(dev_t, mode_t, char *, size_t); 297 #ifndef __LIBC12_SOURCE__ 298 __aconst char *devname(dev_t, mode_t) __RENAME(__devname50); 299 #endif 300 301 #define HN_DECIMAL 0x01 302 #define HN_NOSPACE 0x02 303 #define HN_B 0x04 304 #define HN_DIVISOR_1000 0x08 305 306 #define HN_GETSCALE 0x10 307 #define HN_AUTOSCALE 0x20 308 309 int humanize_number(char *, size_t, int64_t, const char *, int, int); 310 int dehumanize_number(const char *, int64_t *); 311 ssize_t hmac(const char *, const void *, size_t, const void *, size_t, void *, 312 size_t); 313 314 devmajor_t getdevmajor(const char *, mode_t); 315 int getloadavg(double [], int); 316 317 int getenv_r(const char *, char *, size_t); 318 319 void cfree(void *); 320 321 int heapsort(void *, size_t, size_t, int (*)(const void *, const void *)); 322 int mergesort(void *, size_t, size_t, 323 int (*)(const void *, const void *)); 324 int ptsname_r(int, char *, size_t); 325 int radixsort(const unsigned char **, int, const unsigned char *, 326 unsigned); 327 int sradixsort(const unsigned char **, int, const unsigned char *, 328 unsigned); 329 330 void mi_vector_hash(const void * __restrict, size_t, uint32_t, 331 uint32_t[3]); 332 333 void setproctitle(const char *, ...) 334 __printflike(1, 2); 335 const char *getprogname(void) __constfunc; 336 void setprogname(const char *); 337 338 quad_t qabs(quad_t); 339 quad_t strtoq(const char * __restrict, char ** __restrict, int); 340 u_quad_t strtouq(const char * __restrict, char ** __restrict, int); 341 342 /* LONGLONG */ 343 long long strsuftoll(const char *, const char *, long long, long long); 344 /* LONGLONG */ 345 long long strsuftollx(const char *, const char *, long long, long long, 346 char *, size_t); 347 348 int l64a_r(long, char *, int); 349 350 size_t shquote(const char *, char *, size_t); 351 size_t shquotev(int, char * const *, char *, size_t); 352 353 int reallocarr(void *, size_t, size_t); 354 #endif /* _NETBSD_SOURCE */ 355 #endif /* _POSIX_C_SOURCE || _XOPEN_SOURCE || _NETBSD_SOURCE */ 356 357 #if defined(_NETBSD_SOURCE) 358 qdiv_t qdiv(quad_t, quad_t); 359 #endif 360 361 #if (_POSIX_C_SOURCE - 0) >= 200809L || defined(_NETBSD_SOURCE) 362 # ifndef __LOCALE_T_DECLARED 363 typedef struct _locale *locale_t; 364 # define __LOCALE_T_DECLARED 365 # endif 366 double strtod_l(const char * __restrict, char ** __restrict, locale_t); 367 float strtof_l(const char * __restrict, char ** __restrict, locale_t); 368 long double strtold_l(const char * __restrict, char ** __restrict, 369 locale_t); 370 long strtol_l(const char * __restrict, char ** __restrict, int, locale_t); 371 unsigned long 372 strtoul_l(const char * __restrict, char ** __restrict, int, locale_t); 373 /* LONGLONG */ 374 long long int 375 strtoll_l(const char * __restrict, char ** __restrict, int, locale_t); 376 /* LONGLONG */ 377 unsigned long long int 378 strtoull_l(const char * __restrict, char ** __restrict, int, locale_t); 379 380 # if defined(_NETBSD_SOURCE) 381 quad_t strtoq_l(const char * __restrict, char ** __restrict, int, locale_t); 382 u_quad_t strtouq_l(const char * __restrict, char ** __restrict, int, locale_t); 383 384 size_t _mb_cur_max_l(locale_t); 385 #define MB_CUR_MAX_L(loc) _mb_cur_max_l(loc) 386 int mblen_l(const char *, size_t, locale_t); 387 size_t mbstowcs_l(wchar_t * __restrict, const char * __restrict, size_t, 388 locale_t); 389 int wctomb_l(char *, wchar_t, locale_t); 390 int mbtowc_l(wchar_t * __restrict, const char * __restrict, size_t, 391 locale_t); 392 size_t wcstombs_l(char * __restrict, const wchar_t * __restrict, size_t, 393 locale_t); 394 395 # endif /* _NETBSD_SOURCE */ 396 #endif /* _POSIX_C_SOURCE >= 200809 || _NETBSD_SOURCE */ 397 398 __END_DECLS 399 400 #endif /* !_STDLIB_H_ */ 401
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