usr/src/head/stdlib.h

   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 (c) 1989, 2010, Oracle and/or its affiliates. All rights reserved.
  24  */
  25
  26 /*      Copyright (c) 1988 AT&T */
  27 /*        All Rights Reserved   */
  28
  29 #ifndef _STDLIB_H
  30 #define _STDLIB_H
  31
  32 #include <iso/stdlib_iso.h>
  33 #include <iso/stdlib_c99.h>
  34
  35 #if defined(__EXTENSIONS__) || defined(_XPG4)
  36 #include <sys/wait.h>
  37 #endif
  38
  39 /*
  40  * Allow global visibility for symbols defined in
  41  * C++ "std" namespace in <iso/stdlib_iso.h>.
  42  */
  43 #if __cplusplus >= 199711L
  44 using std::div_t;
  45 using std::ldiv_t;
  46 using std::size_t;
  47 using std::abort;
  48 using std::abs;
  49 using std::atexit;
  50 using std::atof;
  51 using std::atoi;
  52 using std::atol;
  53 using std::bsearch;
  54 using std::calloc;
  55 using std::div;
  56 using std::exit;
  57 using std::free;
  58 using std::getenv;
  59 using std::labs;
  60 using std::ldiv;
  61 using std::malloc;
  62 using std::mblen;
  63 using std::mbstowcs;
  64 using std::mbtowc;
  65 using std::qsort;
  66 using std::rand;
  67 using std::realloc;
  68 using std::srand;
  69 using std::strtod;
  70 using std::strtol;
  71 using std::strtoul;
  72 using std::system;
  73 using std::wcstombs;
  74 using std::wctomb;
  75 #endif
  76
  77 #ifdef  __cplusplus
  78 extern "C" {
  79 #endif
  80
  81 #ifndef _UID_T
  82 #define _UID_T
  83 typedef unsigned int    uid_t;          /* UID type             */
  84 #endif  /* !_UID_T */
  85
  86 #if defined(__STDC__)
  87
  88 /* large file compilation environment setup */
  89 #if !defined(_LP64) && _FILE_OFFSET_BITS == 64
  90
  91 #ifdef  __PRAGMA_REDEFINE_EXTNAME
  92 #pragma redefine_extname        mkstemp         mkstemp64
  93 #pragma redefine_extname        mkstemps        mkstemps64
  94 #else   /* __PRAGMA_REDEFINE_EXTNAME */
  95 #define mkstemp                 mkstemp64
  96 #define mkstemps                mkstemps64
  97 #endif  /* __PRAGMA_REDEFINE_EXTNAME */
  98
  99 #endif  /* _FILE_OFFSET_BITS == 64 */
 100
 101 /* In the LP64 compilation environment, all APIs are already large file */
 102 #if defined(_LP64) && defined(_LARGEFILE64_SOURCE)
 103
 104 #ifdef  __PRAGMA_REDEFINE_EXTNAME
 105 #pragma redefine_extname        mkstemp64       mkstemp
 106 #pragma redefine_extname        mkstemps64      mkstemps
 107 #else   /* __PRAGMA_REDEFINE_EXTNAME */
 108 #define mkstemp64               mkstemp
 109 #define mkstemps64              mkstemps
 110 #endif  /* __PRAGMA_REDEFINE_EXTNAME */
 111
 112 #endif  /* _LP64 && _LARGEFILE64_SOURCE */
 113
 114 #if defined(__EXTENSIONS__) || \
 115         (!defined(_STRICT_STDC) && !defined(__XOPEN_OR_POSIX)) || \
 116         (_POSIX_C_SOURCE - 0 >= 199506L) || defined(_REENTRANT)
 117 extern int rand_r(unsigned int *);
 118 #endif
 119
 120 extern void _exithandle(void);
 121
 122 #if defined(__EXTENSIONS__) || \
 123         (!defined(_STRICT_STDC) && !defined(_POSIX_C_SOURCE)) || \
 124         defined(_XPG4)
 125 extern double drand48(void);
 126 extern double erand48(unsigned short *);
 127 extern long jrand48(unsigned short *);
 128 extern void lcong48(unsigned short *);
 129 extern long lrand48(void);
 130 extern long mrand48(void);
 131 extern long nrand48(unsigned short *);
 132 extern unsigned short *seed48(unsigned short *);
 133 extern void srand48(long);
 134 extern int putenv(char *);
 135 extern void setkey(const char *);
 136 #endif /* defined(__EXTENSIONS__) || !defined(_STRICT_STDC) ... */
 137
 138 /*
 139  * swab() has historically been in <stdlib.h> as delivered from AT&T
 140  * and continues to be visible in the default compilation environment.
 141  * As of Issue 4 of the X/Open Portability Guides, swab() was declared
 142  * in <unistd.h>. As a result, with respect to X/Open namespace the
 143  * swab() declaration in this header is only visible for the XPG3
 144  * environment.
 145  */
 146 #if (defined(__EXTENSIONS__) || \
 147         (!defined(_STRICT_STDC__) && !defined(_POSIX_C_SOURCE))) && \
 148         (!defined(_XOPEN_SOURCE) || (defined(_XPG3) && !defined(_XPG4)))
 149 #ifndef _SSIZE_T
 150 #define _SSIZE_T
 151 #if defined(_LP64) || defined(_I32LPx)
 152 typedef long    ssize_t;        /* size of something in bytes or -1 */
 153 #else
 154 typedef int     ssize_t;        /* (historical version) */
 155 #endif
 156 #endif  /* !_SSIZE_T */
 157
 158 extern void swab(const char *, char *, ssize_t);
 159 #endif /* defined(__EXTENSIONS__) || !defined(_STRICT_STDC) ... */
 160
 161 #if defined(__EXTENSIONS__) || \
 162         !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || \
 163         (defined(_LARGEFILE_SOURCE) && _FILE_OFFSET_BITS == 64)
 164 extern int      mkstemp(char *);
 165 #if !defined(_XPG4_2) || defined(__EXTENSIONS__)
 166 extern int      mkstemps(char *, int);
 167 #endif
 168 #endif /* defined(__EXTENSIONS__) ... */
 169
 170 #if     defined(_LARGEFILE64_SOURCE) && !((_FILE_OFFSET_BITS == 64) && \
 171             !defined(__PRAGMA_REDEFINE_EXTNAME))
 172 extern int      mkstemp64(char *);
 173 #if !defined(_XPG4_2) || defined(__EXTENSIONS__)
 174 extern int      mkstemps64(char *, int);
 175 #endif
 176 #endif  /* _LARGEFILE64_SOURCE... */
 177
 178 #if defined(__EXTENSIONS__) || \
 179         (!defined(_STRICT_STDC) && !defined(__XOPEN_OR_POSIX)) || \
 180         defined(_XPG4_2)
 181 extern long a64l(const char *);
 182 extern char *ecvt(double, int, int *_RESTRICT_KYWD, int *_RESTRICT_KYWD);
 183 extern char *fcvt(double, int, int *_RESTRICT_KYWD, int *_RESTRICT_KYWD);
 184 extern char *gcvt(double, int, char *);
 185 extern int getsubopt(char **, char *const *, char **);
 186 extern int  grantpt(int);
 187 extern char *initstate(unsigned, char *, size_t);
 188 extern char *l64a(long);
 189 extern char *mktemp(char *);
 190 extern char *ptsname(int);
 191 extern long random(void);
 192 extern char *realpath(const char *_RESTRICT_KYWD, char *_RESTRICT_KYWD);
 193 extern char *setstate(const char *);
 194 extern void srandom(unsigned);
 195 extern int  unlockpt(int);
 196 /* Marked LEGACY in SUSv2 and removed in SUSv3 */
 197 #if !defined(_XPG6) || defined(__EXTENSIONS__)
 198 extern int ttyslot(void);
 199 extern void *valloc(size_t);
 200 #endif /* !defined(_XPG6) || defined(__EXTENSIONS__) */
 201 #endif /* defined(__EXTENSIONS__) || ... || defined(_XPG4_2) */
 202
 203 #if defined(__EXTENSIONS__) || \
 204         (!defined(_STRICT_STDC) && !defined(__XOPEN_OR_POSIX)) || \
 205         defined(_XPG6)
 206 extern int posix_memalign(void **, size_t, size_t);
 207 extern int posix_openpt(int);
 208 extern int setenv(const char *, const char *, int);
 209 extern int unsetenv(const char *);
 210 #endif
 211
 212 #if defined(__EXTENSIONS__) || \
 213         (!defined(_STRICT_STDC) && !defined(__XOPEN_OR_POSIX))
 214 extern char *canonicalize_file_name(const char *);
 215 extern int clearenv(void);
 216 extern void closefrom(int);
 217 extern int daemon(int, int);
 218 extern int dup2(int, int);
 219 extern int fdwalk(int (*)(void *, int), void *);
 220 extern char *qecvt(long double, int, int *, int *);
 221 extern char *qfcvt(long double, int, int *, int *);
 222 extern char *qgcvt(long double, int, char *);
 223 extern char *getcwd(char *, size_t);
 224 extern const char *getexecname(void);
 225 extern char *getlogin(void);
 226 extern int getopt(int, char *const *, const char *);
 227 extern char *optarg;
 228 extern int optind, opterr, optopt;
 229 extern char *getpass(const char *);
 230 extern char *getpassphrase(const char *);
 231 extern int getpw(uid_t, char *);
 232 extern int isatty(int);
 233 extern void *memalign(size_t, size_t);
 234 extern char *ttyname(int);
 235 extern char *mkdtemp(char *);
 236 extern const char *getprogname(void);
 237 extern void setprogname(const char *);
 238
 239 #if !defined(_STRICT_STDC) && defined(_LONGLONG_TYPE)
 240 extern char *lltostr(long long, char *);
 241 extern char *ulltostr(unsigned long long, char *);
 242 #endif  /* !defined(_STRICT_STDC) && defined(_LONGLONG_TYPE) */
 243
 244 #endif /* defined(__EXTENSIONS__) || !defined(_STRICT_STDC) ... */
 245
 246 #else /* not __STDC__ */
 247
 248 #if defined(__EXTENSIONS__) || !defined(_XOPEN_OR_POSIX) || \
 249         (_POSIX_C_SOURCE - 0 >= 199506L) || defined(_REENTRANT)
 250 extern int rand_r();
 251 #endif  /* defined(__EXTENSIONS__) || defined(_REENTRANT) ... */
 252
 253 extern void _exithandle();
 254
 255 #if defined(__EXTENSIONS__) || !defined(_POSIX_C_SOURCE) || defined(_XPG4)
 256 extern double drand48();
 257 extern double erand48();
 258 extern long jrand48();
 259 extern void lcong48();
 260 extern long lrand48();
 261 extern long mrand48();
 262 extern long nrand48();
 263 extern unsigned short *seed48();
 264 extern void srand48();
 265 extern int putenv();
 266 extern void setkey();
 267 #endif /* defined(__EXTENSIONS__) || !defined(_POSIX_C_SOURCE) ... */
 268
 269 #if (defined(__EXTENSIONS__) || !defined(_POSIX_C_SOURCE)) && \
 270         (!defined(_XOPEN_SOURCE) || (defined(_XPG3) && !defined(_XPG4)))
 271 extern void swab();
 272 #endif
 273
 274 #if defined(__EXTENSIONS__) || \
 275         !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || \
 276         (defined(_LARGEFILE_SOURCE) && _FILE_OFFSET_BITS == 64)
 277 extern int      mkstemp();
 278 #if !defined(_XPG4_2) || defined(__EXTENSIONS__)
 279 extern int      mkstemps();
 280 #endif
 281 #endif  /* defined(__EXTENSIONS__) ... */
 282
 283 #if     defined(_LARGEFILE64_SOURCE) && !((_FILE_OFFSET_BITS == 64) && \
 284             !defined(__PRAGMA_REDEFINE_EXTNAME))
 285 extern int      mkstemp64();
 286 #if !defined(_XPG4_2) || defined(__EXTENSIONS__)
 287 extern int      mkstemps64();
 288 #endif
 289 #endif  /* _LARGEFILE64_SOURCE... */
 290
 291 #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2)
 292 extern long a64l();
 293 extern char *ecvt();
 294 extern char *fcvt();
 295 extern char *gcvt();
 296 extern int getsubopt();
 297 extern int grantpt();
 298 extern char *initstate();
 299 extern char *l64a();
 300 extern char *mktemp();
 301 extern char *ptsname();
 302 extern long random();
 303 extern char *realpath();
 304 extern char *setstate();
 305 extern void srandom();
 306 /* Marked LEGACY in SUSv2 and removed in SUSv3 */
 307 #if !defined(_XPG6) || defined(__EXTENSIONS__)
 308 extern int ttyslot();
 309 extern void *valloc();
 310 #endif /* !defined(_XPG6) || defined(__EXTENSIONS__) */
 311 #endif /* defined(__EXTENSIONS__) || ... || defined(_XPG4_2) */
 312
 313 #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) || defined(_XPG6)
 314 extern int posix_memalign();
 315 extern int posix_openpt();
 316 extern int setenv();
 317 extern int unsetenv();
 318 #endif
 319
 320 #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX)
 321 extern char *canonicalize_file_name();
 322 extern int clearenv();
 323 extern void closefrom();
 324 extern int daemon();
 325 extern int dup2();
 326 extern int fdwalk();
 327 extern char *qecvt();
 328 extern char *qfcvt();
 329 extern char *qgcvt();
 330 extern char *getcwd();
 331 extern char *getexecname();
 332 extern char *getlogin();
 333 extern int getopt();
 334 extern char *optarg;
 335 extern int optind, opterr, optopt;
 336 extern char *getpass();
 337 extern char *getpassphrase();
 338 extern int getpw();
 339 extern int isatty();
 340 extern void *memalign();
 341 extern char *ttyname();
 342 extern char *mkdtemp();
 343 extern char *getprogname();
 344 extern void setprogname();
 345
 346 #if defined(_LONGLONG_TYPE)
 347 extern char *lltostr();
 348 extern char *ulltostr();
 349 #endif  /* defined(_LONGLONG_TYPE) */
 350 #endif  /* defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) ... */
 351
 352 #endif  /* __STDC__ */
 353
 354 #ifdef  __cplusplus
 355 }
 356 #endif
 357
 358 #endif  /* _STDLIB_H */