1 /* $OpenBSD: stdlib.h,v 1.17 2002/02/17 19:42:21 millert Exp $ */ 2 /* $NetBSD: stdlib.h,v 1.25 1995/12/27 21:19:08 jtc Exp $ */ 3 4 /*- 5 * Copyright (c) 1990 The Regents of the University of California. 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. All advertising materials mentioning features or use of this software 17 * must display the following acknowledgement: 18 * This product includes software developed by the University of 19 * California, Berkeley and its contributors. 20 * 4. Neither the name of the University nor the names of its contributors 21 * may be used to endorse or promote products derived from this software 22 * without specific prior written permission. 23 * 24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 27 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34 * SUCH DAMAGE. 35 * 36 * @(#)stdlib.h 5.13 (Berkeley) 6/4/91 37 */ 38 39 #ifndef _STDLIB_H_ 40 #define _STDLIB_H_ 41 #include <machine/ansi.h> 42 43 #if !defined(_ANSI_SOURCE) /* for quad_t, etc. */ 44 #include <sys/types.h> 45 #endif 46 47 #ifdef _BSD_SIZE_T_ 48 typedef _BSD_SIZE_T_ size_t; 49 #undef _BSD_SIZE_T_ 50 #endif 51 52 #ifdef _BSD_WCHAR_T_ 53 /* in C++, wchar_t is a built-in type */ 54 #ifndef __cplusplus 55 typedef _BSD_WCHAR_T_ wchar_t; 56 #endif 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 typedef struct { 72 quad_t quot; /* quotient */ 73 quad_t rem; /* remainder */ 74 } qdiv_t; 75 #endif 76 77 78 #ifndef NULL 79 #ifdef __GNUG__ 80 #define NULL __null 81 #else 82 #define NULL 0 83 #endif 84 #endif 85 86 #define EXIT_FAILURE 1 87 #define EXIT_SUCCESS 0 88 89 #define RAND_MAX 0x7fffffff 90 91 #define MB_CUR_MAX 1 /* XXX */ 92 93 #include <sys/cdefs.h> 94 95 __BEGIN_DECLS 96 __dead void abort(void); 97 int abs(int); 98 int atexit(void (*)(void)); 99 double atof(const char *); 100 int atoi(const char *); 101 long atol(const char *); 102 void *bsearch(const void *, const void *, size_t, size_t, 103 int (*)(const void *, const void *)); 104 void *calloc(size_t, size_t); 105 div_t div(int, int); 106 __dead void exit(int); 107 void free(void *); 108 char *getenv(const char *); 109 long labs(long); 110 ldiv_t ldiv(long, long); 111 void *malloc(size_t); 112 void qsort(void *, size_t, size_t, int (*)(const void *, const void *)); 113 int rand(void); 114 int rand_r(unsigned int *); 115 void *realloc(void *, size_t); 116 void srand(unsigned); 117 double strtod(const char *, char **); 118 long strtol(const char *, char **, int); 119 unsigned long 120 strtoul(const char *, char **, int); 121 int system(const char *); 122 123 /* these are currently just stubs */ 124 int mblen(const char *, size_t); 125 size_t mbstowcs(wchar_t *, const char *, size_t); 126 int wctomb(char *, wchar_t); 127 int mbtowc(wchar_t *, const char *, size_t); 128 size_t wcstombs(char *, const wchar_t *, size_t); 129 130 #if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE) 131 #if defined(alloca) && (alloca == __builtin_alloca) && (__GNUC__ < 2) 132 void *alloca(int); /* built-in for gcc */ 133 #else 134 void *alloca(size_t); 135 #endif /* __GNUC__ */ 136 137 char *getbsize(int *, long *); 138 char *cgetcap(char *, const char *, int); 139 int cgetclose(void); 140 int cgetent(char **, char **, const char *); 141 int cgetfirst(char **, char **); 142 int cgetmatch(char *, const char *); 143 int cgetnext(char **, char **); 144 int cgetnum(char *, const char *, long *); 145 int cgetset(const char *); 146 int cgetusedb(int); 147 int cgetstr(char *, const char *, char **); 148 int cgetustr(char *, const char *, char **); 149 150 int daemon(int, int); 151 char *devname(int, int); 152 int getloadavg(double [], int); 153 154 long a64l(const char *); 155 char *l64a(long); 156 157 void cfree(void *); 158 159 int getopt(int, char * const *, const char *); 160 extern char *optarg; /* getopt(3) external variables */ 161 extern int opterr; 162 extern int optind; 163 extern int optopt; 164 extern int optreset; 165 int getsubopt(char **, char * const *, char **); 166 extern char *suboptarg; /* getsubopt(3) external variable */ 167 168 int heapsort(void *, size_t, size_t, int (*)(const void *, const void *)); 169 int mergesort(void *, size_t, size_t, int (*)(const void *, const void *)); 170 int radixsort(const unsigned char **, int, const unsigned char *, 171 unsigned); 172 int sradixsort(const unsigned char **, int, const unsigned char *, 173 unsigned); 174 175 char *initstate(unsigned int, char *, size_t); 176 long random(void); 177 char *realpath(const char *, char *); 178 char *setstate(const char *); 179 void srandom(unsigned int); 180 void srandomdev(void); 181 182 int putenv(const char *); 183 int setenv(const char *, const char *, int); 184 void unsetenv(const char *); 185 void setproctitle(const char *, ...) 186 __attribute__((__format__ (__printf__, 1, 2))); 187 188 quad_t qabs(quad_t); 189 qdiv_t qdiv(quad_t, quad_t); 190 quad_t strtoq(const char *, char **, int); 191 u_quad_t strtouq(const char *, char **, int); 192 193 double drand48(void); 194 double erand48(unsigned short[3]); 195 long jrand48(unsigned short[3]); 196 void lcong48(unsigned short[7]); 197 long lrand48(void); 198 long mrand48(void); 199 long nrand48(unsigned short[3]); 200 unsigned short *seed48(unsigned short[3]); 201 void srand48(long); 202 203 u_int32_t arc4random(void); 204 void arc4random_stir(void); 205 void arc4random_addrandom(unsigned char *, int); 206 #endif /* !_ANSI_SOURCE && !_POSIX_SOURCE */ 207 208 __END_DECLS 209 210 #endif /* _STDLIB_H_ */ 211