1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 22 /* 23 * Copyright 2014 Garrett D'Amore <garrett@damore.org> 24 * Copyright (c) 2013 Gary Mills 25 * 26 * Copyright (c) 1989, 2010, Oracle and/or its affiliates. All rights reserved. 27 */ 28 29 /* 30 * Copyright (c) 2013, OmniTI Computer Consulting, Inc. All rights reserved. 31 * Copyright 2020 OmniOS Community Edition (OmniOSce) Association. 32 */ 33 34 /* Copyright (c) 1988 AT&T */ 35 /* All Rights Reserved */ 36 37 #ifndef _STDLIB_H 38 #define _STDLIB_H 39 40 #include <iso/stdlib_iso.h> 41 #include <iso/stdlib_c99.h> 42 #include <iso/stdlib_c11.h> 43 44 #if defined(__EXTENSIONS__) || defined(_XPG4) 45 #include <sys/wait.h> 46 #endif 47 48 /* 49 * Allow global visibility for symbols defined in 50 * C++ "std" namespace in <iso/stdlib_iso.h>. 51 */ 52 #if __cplusplus >= 199711L 53 using std::div_t; 54 using std::ldiv_t; 55 using std::size_t; 56 using std::abort; 57 using std::abs; 58 using std::atexit; 59 using std::atof; 60 using std::atoi; 61 using std::atol; 62 using std::bsearch; 63 using std::calloc; 64 using std::div; 65 using std::exit; 66 using std::free; 67 using std::getenv; 68 using std::labs; 69 using std::ldiv; 70 using std::malloc; 71 using std::mblen; 72 using std::mbstowcs; 73 using std::mbtowc; 74 using std::qsort; 75 using std::rand; 76 using std::realloc; 77 using std::srand; 78 using std::strtod; 79 using std::strtol; 80 using std::strtoul; 81 using std::system; 82 using std::wcstombs; 83 using std::wctomb; 84 #endif 85 86 /* 87 * Allow global visibility for symbols defined in 88 * C++ "std" namespace in <iso/stdlib_c11.h>. 89 */ 90 #if __cplusplus >= 201103L 91 using std::at_quick_exit; 92 using std::quick_exit; 93 #endif 94 #if __cplusplus >= 201703L 95 using std::aligned_alloc; 96 #endif 97 98 #ifdef __cplusplus 99 extern "C" { 100 #endif 101 102 #ifndef _UID_T 103 #define _UID_T 104 typedef unsigned int uid_t; /* UID type */ 105 #endif /* !_UID_T */ 106 107 /* large file compilation environment setup */ 108 #if !defined(_LP64) && _FILE_OFFSET_BITS == 64 109 110 #ifdef __PRAGMA_REDEFINE_EXTNAME 111 #pragma redefine_extname mkstemp mkstemp64 112 #pragma redefine_extname mkstemps mkstemps64 113 #pragma redefine_extname mkostemp mkostemp64 114 #pragma redefine_extname mkostemps mkostemps64 115 #else /* __PRAGMA_REDEFINE_EXTNAME */ 116 #define mkstemp mkstemp64 117 #define mkstemps mkstemps64 118 #define mkostemp mkostemp64 119 #define mkostemps mkostemps64 120 #endif /* __PRAGMA_REDEFINE_EXTNAME */ 121 122 #endif /* _FILE_OFFSET_BITS == 64 */ 123 124 /* In the LP64 compilation environment, all APIs are already large file */ 125 #if defined(_LP64) && defined(_LARGEFILE64_SOURCE) 126 127 #ifdef __PRAGMA_REDEFINE_EXTNAME 128 #pragma redefine_extname mkstemp64 mkstemp 129 #pragma redefine_extname mkstemps64 mkstemps 130 #pragma redefine_extname mkostemp64 mkostemp 131 #pragma redefine_extname mkostemps64 mkostemps 132 #else /* __PRAGMA_REDEFINE_EXTNAME */ 133 #define mkstemp64 mkstemp 134 #define mkstemps64 mkstemps 135 #define mkostemp64 mkostemp 136 #define mkostemps64 mkostemps 137 #endif /* __PRAGMA_REDEFINE_EXTNAME */ 138 139 #endif /* _LP64 && _LARGEFILE64_SOURCE */ 140 141 #if defined(__EXTENSIONS__) || \ 142 (!defined(_STRICT_STDC) && !defined(__XOPEN_OR_POSIX)) || \ 143 (_POSIX_C_SOURCE - 0 >= 199506L) || defined(_REENTRANT) 144 extern int rand_r(unsigned int *); 145 #endif 146 147 extern void _exithandle(void); 148 149 #if defined(__EXTENSIONS__) || \ 150 (!defined(_STRICT_STDC) && !defined(_POSIX_C_SOURCE)) || \ 151 defined(_XPG4) 152 extern double drand48(void); 153 extern double erand48(unsigned short *); 154 extern long jrand48(unsigned short *); 155 extern void lcong48(unsigned short *); 156 extern long lrand48(void); 157 extern long mrand48(void); 158 extern long nrand48(unsigned short *); 159 extern unsigned short *seed48(unsigned short *); 160 extern void srand48(long); 161 extern int putenv(char *); 162 extern void setkey(const char *); 163 #endif /* defined(__EXTENSIONS__) || !defined(_STRICT_STDC) ... */ 164 165 /* 166 * swab() has historically been in <stdlib.h> as delivered from AT&T 167 * and continues to be visible in the default compilation environment. 168 * As of Issue 4 of the X/Open Portability Guides, swab() was declared 169 * in <unistd.h>. As a result, with respect to X/Open namespace the 170 * swab() declaration in this header is only visible for the XPG3 171 * environment. 172 */ 173 #if (defined(__EXTENSIONS__) || \ 174 (!defined(_STRICT_STDC__) && !defined(_POSIX_C_SOURCE))) && \ 175 (!defined(_XOPEN_SOURCE) || (defined(_XPG3) && !defined(_XPG4))) 176 #ifndef _SSIZE_T 177 #define _SSIZE_T 178 #if defined(_LP64) || defined(_I32LPx) 179 typedef long ssize_t; /* size of something in bytes or -1 */ 180 #else 181 typedef int ssize_t; /* (historical version) */ 182 #endif 183 #endif /* !_SSIZE_T */ 184 185 extern void swab(const char *, char *, ssize_t); 186 #endif /* defined(__EXTENSIONS__) || !defined(_STRICT_STDC) ... */ 187 188 #if defined(__EXTENSIONS__) || \ 189 !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || \ 190 (defined(_LARGEFILE_SOURCE) && _FILE_OFFSET_BITS == 64) 191 extern int mkstemp(char *); 192 #if !defined(_XPG4_2) || defined(__EXTENSIONS__) 193 extern int mkstemps(char *, int); 194 #endif 195 #endif /* defined(__EXTENSIONS__) ... */ 196 197 #if defined(_LARGEFILE64_SOURCE) && !((_FILE_OFFSET_BITS == 64) && \ 198 !defined(__PRAGMA_REDEFINE_EXTNAME)) 199 extern int mkstemp64(char *); 200 #if !defined(_XPG4_2) || defined(__EXTENSIONS__) 201 extern int mkstemps64(char *, int); 202 #endif 203 #endif /* _LARGEFILE64_SOURCE... */ 204 205 #if !defined(_STRICT_SYMBOLS) || defined(_XPG7) 206 extern char *mkdtemp(char *); 207 #endif /* !defined(_STRICT_SYMBOLS) || defined(_XPG7) */ 208 209 #if !defined(_STRICT_SYMBOLS) 210 extern int mkostemp(char *, int); 211 extern int mkostemps(char *, int, int); 212 #if defined(_LARGEFILE64_SOURCE) && !((_FILE_OFFSET_BITS == 64) && \ 213 !defined(__PRAGMA_REDEFINE_EXTNAME)) 214 extern int mkostemp64(char *, int); 215 extern int mkostemps64(char *, int, int); 216 #endif /* defined(_LARGEFILE64_SOURCE) || !((_FILE_OFFSET_BITS == 64) ... */ 217 #endif /* !defined(_STRICT_SYMBOLS) */ 218 219 #if defined(__EXTENSIONS__) || \ 220 (!defined(_STRICT_STDC) && !defined(__XOPEN_OR_POSIX)) || \ 221 defined(_XPG4_2) 222 extern long a64l(const char *); 223 extern char *ecvt(double, int, int *_RESTRICT_KYWD, int *_RESTRICT_KYWD); 224 extern char *fcvt(double, int, int *_RESTRICT_KYWD, int *_RESTRICT_KYWD); 225 extern char *gcvt(double, int, char *); 226 extern int getsubopt(char **, char *const *, char **); 227 extern int grantpt(int); 228 extern char *initstate(unsigned, char *, size_t); 229 extern char *l64a(long); 230 extern char *mktemp(char *); 231 extern char *ptsname(int); 232 extern long random(void); 233 extern char *realpath(const char *_RESTRICT_KYWD, char *_RESTRICT_KYWD); 234 extern char *setstate(const char *); 235 extern void srandom(unsigned); 236 extern int unlockpt(int); 237 /* Marked LEGACY in SUSv2 and removed in SUSv3 */ 238 #if !defined(_XPG6) || defined(__EXTENSIONS__) 239 extern int ttyslot(void); 240 extern void *valloc(size_t); 241 #endif /* !defined(_XPG6) || defined(__EXTENSIONS__) */ 242 #endif /* defined(__EXTENSIONS__) || ... || defined(_XPG4_2) */ 243 244 #if defined(__EXTENSIONS__) || \ 245 (!defined(_STRICT_STDC) && !defined(__XOPEN_OR_POSIX)) || \ 246 defined(_XPG6) 247 extern int posix_memalign(void **, size_t, size_t); 248 extern int posix_openpt(int); 249 extern int setenv(const char *, const char *, int); 250 extern int unsetenv(const char *); 251 #endif 252 253 /* 254 * In strict XPG4v2 mode, slave pseudo terminal devices behave differently. 255 * See the block comment in usr/src/lib/libc/port/gen/pt.c 256 */ 257 #if defined(_STRICT_SYMBOLS) && defined(_XPG4_2) 258 #ifdef __PRAGMA_REDEFINE_EXTNAME 259 #pragma redefine_extname unlockpt __unlockpt_xpg4 260 #else 261 extern int __unlockpt_xpg4(int); 262 #define unlockpt __unlockpt_xpg4 263 #endif 264 #endif /* defined(_STRICT_SYMBOLS) && defined(_XPG4_2) */ 265 266 #if defined(__EXTENSIONS__) || \ 267 (!defined(_STRICT_STDC) && !defined(__XOPEN_OR_POSIX)) 268 extern char *canonicalize_file_name(const char *); 269 extern int clearenv(void); 270 extern void closefrom(int); 271 extern int daemon(int, int); 272 extern int dup2(int, int); 273 extern int dup3(int, int, int); 274 extern int fdwalk(int (*)(void *, int), void *); 275 extern char *qecvt(long double, int, int *, int *); 276 extern char *qfcvt(long double, int, int *, int *); 277 extern char *qgcvt(long double, int, char *); 278 extern char *getcwd(char *, size_t); 279 extern const char *getexecname(void); 280 281 #ifndef __GETLOGIN_DEFINED /* Avoid duplicate in unistd.h */ 282 #define __GETLOGIN_DEFINED 283 #ifndef __USE_LEGACY_LOGNAME__ 284 #ifdef __PRAGMA_REDEFINE_EXTNAME 285 #pragma redefine_extname getlogin getloginx 286 #else /* __PRAGMA_REDEFINE_EXTNAME */ 287 extern char *getloginx(void); 288 #define getlogin getloginx 289 #endif /* __PRAGMA_REDEFINE_EXTNAME */ 290 #endif /* __USE_LEGACY_LOGNAME__ */ 291 extern char *getlogin(void); 292 #endif /* __GETLOGIN_DEFINED */ 293 294 extern int getopt(int, char *const *, const char *); 295 extern char *optarg; 296 extern int optind, opterr, optopt; 297 extern char *getpass(const char *); 298 extern char *getpassphrase(const char *); 299 extern int getpw(uid_t, char *); 300 extern int isatty(int); 301 extern void *memalign(size_t, size_t); 302 extern char *ttyname(int); 303 extern char *mkdtemp(char *); 304 extern const char *getprogname(void); 305 extern void setprogname(const char *); 306 307 #if !defined(_STRICT_STDC) && defined(_LONGLONG_TYPE) 308 extern char *lltostr(long long, char *); 309 extern char *ulltostr(unsigned long long, char *); 310 #endif /* !defined(_STRICT_STDC) && defined(_LONGLONG_TYPE) */ 311 312 #endif /* defined(__EXTENSIONS__) || !defined(_STRICT_STDC) ... */ 313 314 /* OpenBSD compatibility functions */ 315 #if !defined(_STRICT_SYMBOLS) 316 317 #include <inttypes.h> 318 extern uint32_t arc4random(void); 319 extern void arc4random_buf(void *, size_t); 320 extern uint32_t arc4random_uniform(uint32_t); 321 extern void freezero(void *, size_t); 322 extern void *reallocarray(void *, size_t, size_t); 323 extern void *recallocarray(void *, size_t, size_t, size_t); 324 extern long long strtonum(const char *, long long, long long, const char **); 325 extern void *reallocf(void *, size_t); 326 327 #endif /* !_STRICT_SYBMOLS */ 328 329 330 #ifdef __cplusplus 331 } 332 #endif 333 334 #endif /* _STDLIB_H */ 335