stdlib.h revision 1.47
1 /* $NetBSD: stdlib.h,v 1.47 2000/08/10 10:03:43 kleink 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(_ANSI_SOURCE) && !defined(_POSIX_C_SOURCE) && \ 45 !defined(_XOPEN_SOURCE) 46 #include <sys/types.h> /* for quad_t, etc. */ 47 #endif 48 49 #include <machine/ansi.h> 50 51 #ifdef _BSD_SIZE_T_ 52 typedef _BSD_SIZE_T_ size_t; 53 #undef _BSD_SIZE_T_ 54 #endif 55 56 #ifdef _BSD_WCHAR_T_ 57 typedef _BSD_WCHAR_T_ wchar_t; 58 #undef _BSD_WCHAR_T_ 59 #endif 60 61 typedef struct { 62 int quot; /* quotient */ 63 int rem; /* remainder */ 64 } div_t; 65 66 typedef struct { 67 long quot; /* quotient */ 68 long rem; /* remainder */ 69 } ldiv_t; 70 71 #if !defined(_ANSI_SOURCE) && \ 72 (!defined(_POSIX_C_SOURCE) && !defined(_XOPEN_SOURCE) || \ 73 defined(_ISOC99_SOURCE) || (__STDC_VERSION__ - 0) >= 199901L) 74 typedef struct { 75 /* LONGLONG */ 76 long long int quot; /* quotient */ 77 /* LONGLONG */ 78 long long int rem; /* remainder */ 79 } lldiv_t; 80 #endif 81 82 #if !defined(_ANSI_SOURCE) && !defined(_ISOC99_SOURCE) && \ 83 !defined(_POSIX_C_SOURCE) && !defined(_XOPEN_SOURCE) 84 typedef struct { 85 quad_t quot; /* quotient */ 86 quad_t rem; /* remainder */ 87 } qdiv_t; 88 #endif 89 90 91 #include <sys/null.h> 92 93 #define EXIT_FAILURE 1 94 #define EXIT_SUCCESS 0 95 96 #define RAND_MAX 0x7fffffff 97 98 extern size_t __mb_cur_max; 99 #define MB_CUR_MAX __mb_cur_max 100 101 __BEGIN_DECLS 102 __dead void abort __P((void)) __attribute__((__noreturn__)); 103 __pure int abs __P((int)); 104 int atexit __P((void (*)(void))); 105 double atof __P((const char *)); 106 int atoi __P((const char *)); 107 long atol __P((const char *)); 108 void *bsearch __P((const void *, const void *, size_t, 109 size_t, int (*)(const void *, const void *))); 110 void *calloc __P((size_t, size_t)); 111 div_t div __P((int, int)); 112 __dead void exit __P((int)) __attribute__((__noreturn__)); 113 void free __P((void *)); 114 __aconst char *getenv __P((const char *)); 115 __pure long 116 labs __P((long)); 117 ldiv_t ldiv __P((long, long)); 118 void *malloc __P((size_t)); 119 void qsort __P((void *, size_t, size_t, 120 int (*)(const void *, const void *))); 121 int rand __P((void)); 122 void *realloc __P((void *, size_t)); 123 void srand __P((unsigned)); 124 double strtod __P((const char *, char **)); 125 long strtol __P((const char *, char **, int)); 126 unsigned long 127 strtoul __P((const char *, char **, int)); 128 int system __P((const char *)); 129 130 /* These are currently just stubs. */ 131 int mblen __P((const char *, size_t)); 132 size_t mbstowcs __P((wchar_t *, const char *, size_t)); 133 int wctomb __P((char *, wchar_t)); 134 int mbtowc __P((wchar_t *, const char *, size_t)); 135 size_t wcstombs __P((char *, const wchar_t *, size_t)); 136 137 #if !defined(_ANSI_SOURCE) 138 139 140 /* 141 * IEEE Std 1003.1c-95, also adopted by X/Open CAE Spec Issue 5 Version 2 142 */ 143 #if (!defined(_POSIX_C_SOURCE) && !defined(_XOPEN_SOURCE)) || \ 144 (_POSIX_C_SOURCE - 0) >= 199506L || (_XOPEN_SOURCE - 0) >= 500 || \ 145 defined(_REENTRANT) 146 int rand_r __P((unsigned int *)); 147 #endif 148 149 150 /* 151 * X/Open Portability Guide >= Issue 4 152 */ 153 #if (!defined(_POSIX_C_SOURCE) && !defined(_XOPEN_SOURCE)) || \ 154 (_XOPEN_SOURCE - 0) >= 4 155 double drand48 __P((void)); 156 double erand48 __P((unsigned short[3])); 157 long jrand48 __P((unsigned short[3])); 158 void lcong48 __P((unsigned short[7])); 159 long lrand48 __P((void)); 160 long mrand48 __P((void)); 161 long nrand48 __P((unsigned short[3])); 162 unsigned short * 163 seed48 __P((unsigned short[3])); 164 void srand48 __P((long)); 165 166 int putenv __P((const char *)); 167 #endif 168 169 170 /* 171 * X/Open Portability Guide >= Issue 4 Version 2 172 */ 173 #if (!defined(_POSIX_C_SOURCE) && !defined(_XOPEN_SOURCE)) || \ 174 (defined(_XOPEN_SOURCE) && defined(_XOPEN_SOURCE_EXTENDED)) || \ 175 (_XOPEN_SOURCE - 0) >= 500 176 long a64l __P((const char *)); 177 char *l64a __P((long)); 178 179 char *initstate __P((unsigned long, char *, size_t)); 180 long random __P((void)); 181 char *setstate __P((char *)); 182 void srandom __P((unsigned long)); 183 184 char *mkdtemp __P((char *)); 185 int mkstemp __P((char *)); 186 #ifndef __AUDIT__ 187 char *mktemp __P((char *)); 188 #endif 189 190 int setkey __P((const char *)); 191 192 char *realpath __P((const char *, char *)); 193 194 int ttyslot __P((void)); 195 196 void *valloc __P((size_t)); /* obsoleted by malloc() */ 197 #endif 198 199 /* 200 * ISO C99 201 */ 202 #if (!defined(_POSIX_C_SOURCE) && !defined(_XOPEN_SOURCE)) || \ 203 defined(_ISOC99_SOURCE) || (__STDC_VERSION__ - 0) >= 199901L 204 /* LONGLONG */ 205 long long int atoll __P((const char *)); 206 /* LONGLONG */ 207 long long int llabs __P((long long int)); 208 /* LONGLONG */ 209 lldiv_t lldiv __P((long long int, long long int)); 210 /* LONGLONG */ 211 long long int strtoll __P((const char *, char **, int)); 212 /* LONGLONG */ 213 unsigned long long int strtoull __P((const char *, char **, int)); 214 #endif 215 216 /* 217 * Implementation-defined extensions 218 */ 219 #if !defined(_POSIX_C_SOURCE) && !defined(_XOPEN_SOURCE) 220 #if defined(alloca) && (alloca == __builtin_alloca) && (__GNUC__ < 2) 221 void *alloca __P((int)); /* built-in for gcc */ 222 #else 223 void *alloca __P((size_t)); 224 #endif /* __GNUC__ */ 225 226 char *getbsize __P((int *, long *)); 227 char *cgetcap __P((char *, const char *, int)); 228 int cgetclose __P((void)); 229 int cgetent __P((char **, char **, const char *)); 230 int cgetfirst __P((char **, char **)); 231 int cgetmatch __P((const char *, const char *)); 232 int cgetnext __P((char **, char **)); 233 int cgetnum __P((char *, const char *, long *)); 234 int cgetset __P((const char *)); 235 int cgetstr __P((char *, const char *, char **)); 236 int cgetustr __P((char *, const char *, char **)); 237 238 int daemon __P((int, int)); 239 __aconst char *devname __P((dev_t, mode_t)); 240 int getloadavg __P((double [], int)); 241 242 void cfree __P((void *)); 243 244 int heapsort __P((void *, size_t, size_t, 245 int (*)(const void *, const void *))); 246 int mergesort __P((void *, size_t, size_t, 247 int (*)(const void *, const void *))); 248 int radixsort __P((const unsigned char **, int, const unsigned char *, 249 unsigned)); 250 int sradixsort __P((const unsigned char **, int, const unsigned char *, 251 unsigned)); 252 253 int setenv __P((const char *, const char *, int)); 254 void unsetenv __P((const char *)); 255 void setproctitle __P((const char *, ...)); 256 257 quad_t qabs __P((quad_t)); 258 qdiv_t qdiv __P((quad_t, quad_t)); 259 quad_t strtoq __P((const char *, char **, int)); 260 u_quad_t strtouq __P((const char *, char **, int)); 261 262 int l64a_r __P((long, char *, int)); 263 #endif /* !_POSIX_C_SOURCE && !_XOPEN_SOURCE */ 264 #endif /* !_ANSI_SOURCE */ 265 __END_DECLS 266 267 #endif /* !_STDLIB_H_ */ 268
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