xref: /titanic_41/usr/src/head/stdlib.h (revision b885580b43755ee4ea1e280b85428893d2ba9291)
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 2009 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 /*	Copyright (c) 1988 AT&T	*/
28 /*	  All Rights Reserved  	*/
29 
30 #ifndef _STDLIB_H
31 #define	_STDLIB_H
32 
33 #include <iso/stdlib_iso.h>
34 #include <iso/stdlib_c99.h>
35 
36 #if defined(__EXTENSIONS__) || defined(_XPG4)
37 #include <sys/wait.h>
38 #endif
39 
40 /*
41  * Allow global visibility for symbols defined in
42  * C++ "std" namespace in <iso/stdlib_iso.h>.
43  */
44 #if __cplusplus >= 199711L
45 using std::div_t;
46 using std::ldiv_t;
47 using std::size_t;
48 using std::abort;
49 using std::abs;
50 using std::atexit;
51 using std::atof;
52 using std::atoi;
53 using std::atol;
54 using std::bsearch;
55 using std::calloc;
56 using std::div;
57 using std::exit;
58 using std::free;
59 using std::getenv;
60 using std::labs;
61 using std::ldiv;
62 using std::malloc;
63 using std::mblen;
64 using std::mbstowcs;
65 using std::mbtowc;
66 using std::qsort;
67 using std::rand;
68 using std::realloc;
69 using std::srand;
70 using std::strtod;
71 using std::strtol;
72 using std::strtoul;
73 using std::system;
74 using std::wcstombs;
75 using std::wctomb;
76 #endif
77 
78 #ifdef	__cplusplus
79 extern "C" {
80 #endif
81 
82 #ifndef _UID_T
83 #define	_UID_T
84 typedef	unsigned int	uid_t;		/* UID type		*/
85 #endif	/* !_UID_T */
86 
87 #if defined(__STDC__)
88 
89 /* large file compilation environment setup */
90 #if !defined(_LP64) && _FILE_OFFSET_BITS == 64
91 
92 #ifdef	__PRAGMA_REDEFINE_EXTNAME
93 #pragma redefine_extname	mkstemp		mkstemp64
94 #pragma redefine_extname	mkstemps	mkstemps64
95 #else	/* __PRAGMA_REDEFINE_EXTNAME */
96 #define	mkstemp			mkstemp64
97 #define	mkstemps		mkstemps64
98 #endif	/* __PRAGMA_REDEFINE_EXTNAME */
99 
100 #endif	/* _FILE_OFFSET_BITS == 64 */
101 
102 /* In the LP64 compilation environment, all APIs are already large file */
103 #if defined(_LP64) && defined(_LARGEFILE64_SOURCE)
104 
105 #ifdef	__PRAGMA_REDEFINE_EXTNAME
106 #pragma redefine_extname	mkstemp64	mkstemp
107 #pragma redefine_extname	mkstemps64	mkstemps
108 #else	/* __PRAGMA_REDEFINE_EXTNAME */
109 #define	mkstemp64		mkstemp
110 #define	mkstemps64		mkstemps
111 #endif	/* __PRAGMA_REDEFINE_EXTNAME */
112 
113 #endif	/* _LP64 && _LARGEFILE64_SOURCE */
114 
115 #if defined(__EXTENSIONS__) || \
116 	(!defined(_STRICT_STDC) && !defined(__XOPEN_OR_POSIX)) || \
117 	(_POSIX_C_SOURCE - 0 >= 199506L) || defined(_REENTRANT)
118 extern int rand_r(unsigned int *);
119 #endif
120 
121 extern void _exithandle(void);
122 
123 #if defined(__EXTENSIONS__) || \
124 	(!defined(_STRICT_STDC) && !defined(_POSIX_C_SOURCE)) || \
125 	defined(_XPG4)
126 extern double drand48(void);
127 extern double erand48(unsigned short *);
128 extern long jrand48(unsigned short *);
129 extern void lcong48(unsigned short *);
130 extern long lrand48(void);
131 extern long mrand48(void);
132 extern long nrand48(unsigned short *);
133 extern unsigned short *seed48(unsigned short *);
134 extern void srand48(long);
135 extern int putenv(char *);
136 extern void setkey(const char *);
137 #endif /* defined(__EXTENSIONS__) || !defined(_STRICT_STDC) ... */
138 
139 /*
140  * swab() has historically been in <stdlib.h> as delivered from AT&T
141  * and continues to be visible in the default compilation environment.
142  * As of Issue 4 of the X/Open Portability Guides, swab() was declared
143  * in <unistd.h>. As a result, with respect to X/Open namespace the
144  * swab() declaration in this header is only visible for the XPG3
145  * environment.
146  */
147 #if (defined(__EXTENSIONS__) || \
148 	(!defined(_STRICT_STDC__) && !defined(_POSIX_C_SOURCE))) && \
149 	(!defined(_XOPEN_SOURCE) || (defined(_XPG3) && !defined(_XPG4)))
150 #ifndef	_SSIZE_T
151 #define	_SSIZE_T
152 #if defined(_LP64) || defined(_I32LPx)
153 typedef long	ssize_t;	/* size of something in bytes or -1 */
154 #else
155 typedef int	ssize_t;	/* (historical version) */
156 #endif
157 #endif	/* !_SSIZE_T */
158 
159 extern void swab(const char *, char *, ssize_t);
160 #endif /* defined(__EXTENSIONS__) || !defined(_STRICT_STDC) ... */
161 
162 #if defined(__EXTENSIONS__) || \
163 	!defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || \
164 	(defined(_LARGEFILE_SOURCE) && _FILE_OFFSET_BITS == 64)
165 extern int	mkstemp(char *);
166 #if !defined(_XPG4_2) || defined(__EXTENSIONS__)
167 extern int	mkstemps(char *, int);
168 #endif
169 #endif /* defined(__EXTENSIONS__) ... */
170 
171 #if	defined(_LARGEFILE64_SOURCE) && !((_FILE_OFFSET_BITS == 64) && \
172 	    !defined(__PRAGMA_REDEFINE_EXTNAME))
173 extern int	mkstemp64(char *);
174 #if !defined(_XPG4_2) || defined(__EXTENSIONS__)
175 extern int	mkstemps64(char *, int);
176 #endif
177 #endif	/* _LARGEFILE64_SOURCE... */
178 
179 #if defined(__EXTENSIONS__) || \
180 	(!defined(_STRICT_STDC) && !defined(__XOPEN_OR_POSIX)) || \
181 	defined(_XPG4_2)
182 extern long a64l(const char *);
183 extern char *ecvt(double, int, int *_RESTRICT_KYWD, int *_RESTRICT_KYWD);
184 extern char *fcvt(double, int, int *_RESTRICT_KYWD, int *_RESTRICT_KYWD);
185 extern char *gcvt(double, int, char *);
186 extern int getsubopt(char **, char *const *, char **);
187 extern int  grantpt(int);
188 extern char *initstate(unsigned, char *, size_t);
189 extern char *l64a(long);
190 extern char *mktemp(char *);
191 extern char *ptsname(int);
192 extern long random(void);
193 extern char *realpath(const char *_RESTRICT_KYWD, char *_RESTRICT_KYWD);
194 extern char *setstate(const char *);
195 extern void srandom(unsigned);
196 extern int  unlockpt(int);
197 /* Marked LEGACY in SUSv2 and removed in SUSv3 */
198 #if !defined(_XPG6) || defined(__EXTENSIONS__)
199 extern int ttyslot(void);
200 extern void *valloc(size_t);
201 #endif /* !defined(_XPG6) || defined(__EXTENSIONS__) */
202 #endif /* defined(__EXTENSIONS__) || ... || defined(_XPG4_2) */
203 
204 #if defined(__EXTENSIONS__) || \
205 	(!defined(_STRICT_STDC) && !defined(__XOPEN_OR_POSIX)) || \
206 	defined(_XPG6)
207 extern int posix_memalign(void **, size_t, size_t);
208 extern int posix_openpt(int);
209 extern int setenv(const char *, const char *, int);
210 extern int unsetenv(const char *);
211 #endif
212 
213 #if defined(__EXTENSIONS__) || \
214 	(!defined(_STRICT_STDC) && !defined(__XOPEN_OR_POSIX))
215 extern void closefrom(int);
216 extern int daemon(int, int);
217 extern int dup2(int, int);
218 extern int fdwalk(int (*)(void *, int), void *);
219 extern char *qecvt(long double, int, int *, int *);
220 extern char *qfcvt(long double, int, int *, int *);
221 extern char *qgcvt(long double, int, char *);
222 extern char *getcwd(char *, size_t);
223 extern const char *getexecname(void);
224 extern char *getlogin(void);
225 extern int getopt(int, char *const *, const char *);
226 extern char *optarg;
227 extern int optind, opterr, optopt;
228 extern char *getpass(const char *);
229 extern char *getpassphrase(const char *);
230 extern int getpw(uid_t, char *);
231 extern int isatty(int);
232 extern void *memalign(size_t, size_t);
233 extern char *ttyname(int);
234 extern char *mkdtemp(char *);
235 
236 #if !defined(_STRICT_STDC) && defined(_LONGLONG_TYPE)
237 extern char *lltostr(long long, char *);
238 extern char *ulltostr(unsigned long long, char *);
239 #endif	/* !defined(_STRICT_STDC) && defined(_LONGLONG_TYPE) */
240 
241 #endif /* defined(__EXTENSIONS__) || !defined(_STRICT_STDC) ... */
242 
243 #else /* not __STDC__ */
244 
245 #if defined(__EXTENSIONS__) || !defined(_XOPEN_OR_POSIX) || \
246 	(_POSIX_C_SOURCE - 0 >= 199506L) || defined(_REENTRANT)
247 extern int rand_r();
248 #endif	/* defined(__EXTENSIONS__) || defined(_REENTRANT) ... */
249 
250 extern void _exithandle();
251 
252 #if defined(__EXTENSIONS__) || !defined(_POSIX_C_SOURCE) || defined(_XPG4)
253 extern double drand48();
254 extern double erand48();
255 extern long jrand48();
256 extern void lcong48();
257 extern long lrand48();
258 extern long mrand48();
259 extern long nrand48();
260 extern unsigned short *seed48();
261 extern void srand48();
262 extern int putenv();
263 extern void setkey();
264 #endif /* defined(__EXTENSIONS__) || !defined(_POSIX_C_SOURCE) ... */
265 
266 #if (defined(__EXTENSIONS__) || !defined(_POSIX_C_SOURCE)) && \
267 	(!defined(_XOPEN_SOURCE) || (defined(_XPG3) && !defined(_XPG4)))
268 extern void swab();
269 #endif
270 
271 #if defined(__EXTENSIONS__) || \
272 	!defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || \
273 	(defined(_LARGEFILE_SOURCE) && _FILE_OFFSET_BITS == 64)
274 extern int	mkstemp();
275 #if !defined(_XPG4_2) || defined(__EXTENSIONS__)
276 extern int	mkstemps();
277 #endif
278 #endif	/* defined(__EXTENSIONS__) ... */
279 
280 #if	defined(_LARGEFILE64_SOURCE) && !((_FILE_OFFSET_BITS == 64) && \
281 	    !defined(__PRAGMA_REDEFINE_EXTNAME))
282 extern int	mkstemp64();
283 #if !defined(_XPG4_2) || defined(__EXTENSIONS__)
284 extern int	mkstemps64();
285 #endif
286 #endif	/* _LARGEFILE64_SOURCE... */
287 
288 #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2)
289 extern long a64l();
290 extern char *ecvt();
291 extern char *fcvt();
292 extern char *gcvt();
293 extern int getsubopt();
294 extern int grantpt();
295 extern char *initstate();
296 extern char *l64a();
297 extern char *mktemp();
298 extern char *ptsname();
299 extern long random();
300 extern char *realpath();
301 extern char *setstate();
302 extern void srandom();
303 /* Marked LEGACY in SUSv2 and removed in SUSv3 */
304 #if !defined(_XPG6) || defined(__EXTENSIONS__)
305 extern int ttyslot();
306 extern void *valloc();
307 #endif /* !defined(_XPG6) || defined(__EXTENSIONS__) */
308 #endif /* defined(__EXTENSIONS__) || ... || defined(_XPG4_2) */
309 
310 #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) || defined(_XPG6)
311 extern int posix_memalign();
312 extern int posix_openpt();
313 extern int setenv();
314 extern int unsetenv();
315 #endif
316 
317 #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX)
318 extern void closefrom();
319 extern int daemon();
320 extern int dup2();
321 extern int fdwalk();
322 extern char *qecvt();
323 extern char *qfcvt();
324 extern char *qgcvt();
325 extern char *getcwd();
326 extern char *getexecname();
327 extern char *getlogin();
328 extern int getopt();
329 extern char *optarg;
330 extern int optind, opterr, optopt;
331 extern char *getpass();
332 extern char *getpassphrase();
333 extern int getpw();
334 extern int isatty();
335 extern void *memalign();
336 extern char *ttyname();
337 extern char *mkdtemp();
338 
339 #if defined(_LONGLONG_TYPE)
340 extern char *lltostr();
341 extern char *ulltostr();
342 #endif  /* defined(_LONGLONG_TYPE) */
343 #endif	/* defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) ... */
344 
345 #endif	/* __STDC__ */
346 
347 #ifdef	__cplusplus
348 }
349 #endif
350 
351 #endif	/* _STDLIB_H */
352