Annotation of src/include/stdlib.h, Revision 1.37
1.37 ! millert 1: /* $OpenBSD: stdlib.h,v 1.36 2006/01/06 18:53:04 millert Exp $ */
1.2 deraadt 2: /* $NetBSD: stdlib.h,v 1.25 1995/12/27 21:19:08 jtc Exp $ */
1.1 deraadt 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.
1.25 millert 16: * 3. Neither the name of the University nor the names of its contributors
1.1 deraadt 17: * may be used to endorse or promote products derived from this software
18: * without specific prior written permission.
19: *
20: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30: * SUCH DAMAGE.
31: *
32: * @(#)stdlib.h 5.13 (Berkeley) 6/4/91
33: */
34:
35: #ifndef _STDLIB_H_
36: #define _STDLIB_H_
37:
1.35 millert 38: #include <sys/cdefs.h>
1.36 millert 39: #include <machine/_types.h>
40: #if __BSD_VISIBLE /* for quad_t, etc. (XXX - use protected types) */
1.1 deraadt 41: #include <sys/types.h>
42: #endif
43:
1.36 millert 44: #ifndef _SIZE_T_DEFINED_
45: #define _SIZE_T_DEFINED_
46: typedef __size_t size_t;
1.1 deraadt 47: #endif
48:
1.11 espie 49: /* in C++, wchar_t is a built-in type */
1.36 millert 50: #if !defined(_WCHAR_T_DEFINED_) && !defined(__cplusplus)
51: #define _WCHAR_T_DEFINED_
52: typedef __wchar_t wchar_t;
1.1 deraadt 53: #endif
54:
55: typedef struct {
56: int quot; /* quotient */
57: int rem; /* remainder */
58: } div_t;
59:
60: typedef struct {
61: long quot; /* quotient */
62: long rem; /* remainder */
63: } ldiv_t;
64:
1.37 ! millert 65: #if __ISO_C_VISIBLE >= 1999
! 66: typedef struct {
! 67: long long quot; /* quotient */
! 68: long long rem; /* remainder */
! 69: } lldiv_t;
! 70: #endif
! 71:
1.35 millert 72: #if __BSD_VISIBLE
1.1 deraadt 73: typedef struct {
74: quad_t quot; /* quotient */
75: quad_t rem; /* remainder */
76: } qdiv_t;
77: #endif
78:
79:
80: #ifndef NULL
1.10 espie 81: #ifdef __GNUG__
82: #define NULL __null
83: #else
1.21 millert 84: #define NULL 0L
1.10 espie 85: #endif
1.1 deraadt 86: #endif
87:
88: #define EXIT_FAILURE 1
89: #define EXIT_SUCCESS 0
90:
91: #define RAND_MAX 0x7fffffff
92:
1.33 espie 93: extern size_t __mb_cur_max;
94: #define MB_CUR_MAX __mb_cur_max
1.1 deraadt 95:
96: #include <sys/cdefs.h>
97:
1.18 millert 98: /*
99: * Some header files may define an abs macro.
100: * If defined, undef it to prevent a syntax error and issue a warning.
101: */
102: #ifdef abs
103: #undef abs
104: #warning abs macro collides with abs() prototype, undefining
105: #endif
106:
1.1 deraadt 107: __BEGIN_DECLS
1.16 millert 108: __dead void abort(void);
109: int abs(int);
1.17 millert 110: int atexit(void (*)(void));
1.16 millert 111: double atof(const char *);
112: int atoi(const char *);
113: long atol(const char *);
1.17 millert 114: void *bsearch(const void *, const void *, size_t, size_t,
115: int (*)(const void *, const void *));
1.16 millert 116: void *calloc(size_t, size_t);
117: div_t div(int, int);
1.23 millert 118: char *ecvt(double, int, int *, int *);
1.16 millert 119: __dead void exit(int);
1.30 millert 120: __dead void _Exit(int);
1.23 millert 121: char *fcvt(double, int, int *, int *);
1.16 millert 122: void free(void *);
1.23 millert 123: char *gcvt(double, int, char *);
1.16 millert 124: char *getenv(const char *);
125: long labs(long);
126: ldiv_t ldiv(long, long);
127: void *malloc(size_t);
1.17 millert 128: void qsort(void *, size_t, size_t, int (*)(const void *, const void *));
1.16 millert 129: int rand(void);
130: void *realloc(void *, size_t);
131: void srand(unsigned);
132: double strtod(const char *, char **);
133: long strtol(const char *, char **, int);
1.1 deraadt 134: unsigned long
1.16 millert 135: strtoul(const char *, char **, int);
136: int system(const char *);
1.1 deraadt 137:
138: /* these are currently just stubs */
1.16 millert 139: int mblen(const char *, size_t);
140: size_t mbstowcs(wchar_t *, const char *, size_t);
141: int wctomb(char *, wchar_t);
142: int mbtowc(wchar_t *, const char *, size_t);
143: size_t wcstombs(char *, const wchar_t *, size_t);
1.1 deraadt 144:
1.35 millert 145: /*
146: * IEEE Std 1003.1c-95, also adopted by X/Open CAE Spec Issue 5 Version 2
147: */
148: #if __BSD_VISIBLE || __POSIX_VISIBLE >= 199506 || __XPG_VISIBLE >= 500 || \
149: defined(_REENTRANT)
150: int rand_r(unsigned int *);
151: #endif
152:
153: #if __BSD_VISIBLE || __XPG_VISIBLE >= 400
154: double drand48(void);
155: double erand48(unsigned short[3]);
156: long jrand48(unsigned short[3]);
157: void lcong48(unsigned short[7]);
158: long lrand48(void);
159: long mrand48(void);
160: long nrand48(unsigned short[3]);
161: unsigned short *seed48(unsigned short[3]);
162: void srand48(long);
163:
164: int putenv(const char *);
165: #endif
166:
167: #if __BSD_VISIBLE || __XPG_VISIBLE >= 420
168: long a64l(const char *);
169: char *l64a(long);
170:
171: char *initstate(unsigned int, char *, size_t)
172: __attribute__((__bounded__ (__string__,2,3)));
173: long random(void);
174: char *setstate(const char *);
175: void srandom(unsigned int);
176:
177: int mkstemp(char *);
178: char *mktemp(char *);
179:
180: char *realpath(const char *, char *);
181:
182: int setkey(const char *);
183:
184: int ttyslot(void);
185:
186: void *valloc(size_t); /* obsoleted by malloc() */
187: #endif /* __BSD_VISIBLE || __XPG_VISIBLE >= 420 */
188:
189: /*
190: * ISO C99
191: */
1.37 ! millert 192: #if __ISO_C_VISIBLE >= 1999
1.35 millert 193: long long
194: atoll(const char *);
195: long long
196: llabs(long long);
197: long long
198: strtoll(const char *, char **, int);
199: unsigned long long
200: strtoull(const char *, char **, int);
201: #endif
202:
203: /*
204: * The Open Group Base Specifications, Issue 6; IEEE Std 1003.1-2001 (POSIX)
205: */
206: #if __BSD_VISIBLE || __POSIX_VISIBLE >= 200112 || __XPG_VISIBLE >= 600
207: int setenv(const char *, const char *, int);
208: void unsetenv(const char *);
209: #endif
210:
211: #if __BSD_VISIBLE
1.1 deraadt 212: #if defined(alloca) && (alloca == __builtin_alloca) && (__GNUC__ < 2)
1.16 millert 213: void *alloca(int); /* built-in for gcc */
1.1 deraadt 214: #else
1.16 millert 215: void *alloca(size_t);
1.1 deraadt 216: #endif /* __GNUC__ */
217:
1.16 millert 218: char *getbsize(int *, long *);
219: char *cgetcap(char *, const char *, int);
220: int cgetclose(void);
221: int cgetent(char **, char **, const char *);
222: int cgetfirst(char **, char **);
223: int cgetmatch(char *, const char *);
224: int cgetnext(char **, char **);
225: int cgetnum(char *, const char *, long *);
226: int cgetset(const char *);
227: int cgetusedb(int);
228: int cgetstr(char *, const char *, char **);
229: int cgetustr(char *, const char *, char **);
230:
231: int daemon(int, int);
232: char *devname(int, int);
233: int getloadavg(double [], int);
1.1 deraadt 234:
1.16 millert 235: void cfree(void *);
1.1 deraadt 236:
1.24 millert 237: #ifndef _GETOPT_DEFINED_
238: #define _GETOPT_DEFINED_
1.16 millert 239: int getopt(int, char * const *, const char *);
1.1 deraadt 240: extern char *optarg; /* getopt(3) external variables */
1.35 millert 241: extern int opterr, optind, optopt, optreset;
1.16 millert 242: int getsubopt(char **, char * const *, char **);
1.1 deraadt 243: extern char *suboptarg; /* getsubopt(3) external variable */
1.24 millert 244: #endif /* _GETOPT_DEFINED_ */
1.1 deraadt 245:
1.35 millert 246: char *mkdtemp(char *);
247: int mkstemps(char *, int);
248:
1.17 millert 249: int heapsort(void *, size_t, size_t, int (*)(const void *, const void *));
250: int mergesort(void *, size_t, size_t, int (*)(const void *, const void *));
251: int radixsort(const unsigned char **, int, const unsigned char *,
252: unsigned);
253: int sradixsort(const unsigned char **, int, const unsigned char *,
254: unsigned);
1.1 deraadt 255:
1.16 millert 256: void srandomdev(void);
1.35 millert 257: long long
258: strtonum(const char *, long long, long long, const char **);
1.16 millert 259:
260: void setproctitle(const char *, ...)
1.15 krw 261: __attribute__((__format__ (__printf__, 1, 2)));
1.1 deraadt 262:
1.16 millert 263: quad_t qabs(quad_t);
264: qdiv_t qdiv(quad_t, quad_t);
265: quad_t strtoq(const char *, char **, int);
266: u_quad_t strtouq(const char *, char **, int);
267:
268: u_int32_t arc4random(void);
269: void arc4random_stir(void);
1.28 avsm 270: void arc4random_addrandom(unsigned char *, int)
271: __attribute__((__bounded__ (__string__,1,2)));
1.35 millert 272: #endif /* __BSD_VISIBLE */
1.1 deraadt 273:
274: __END_DECLS
275:
276: #endif /* _STDLIB_H_ */
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