Annotation of src/include/stdlib.h, Revision 1.31
1.31 ! tedu 1: /* $OpenBSD: stdlib.h,v 1.30 2004/05/03 17:21:13 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: #include <machine/ansi.h>
38:
39: #if !defined(_ANSI_SOURCE) /* for quad_t, etc. */
40: #include <sys/types.h>
41: #endif
42:
43: #ifdef _BSD_SIZE_T_
44: typedef _BSD_SIZE_T_ size_t;
45: #undef _BSD_SIZE_T_
46: #endif
47:
48: #ifdef _BSD_WCHAR_T_
1.11 espie 49: /* in C++, wchar_t is a built-in type */
50: #ifndef __cplusplus
1.1 deraadt 51: typedef _BSD_WCHAR_T_ wchar_t;
1.11 espie 52: #endif
1.1 deraadt 53: #undef _BSD_WCHAR_T_
54: #endif
55:
56: typedef struct {
57: int quot; /* quotient */
58: int rem; /* remainder */
59: } div_t;
60:
61: typedef struct {
62: long quot; /* quotient */
63: long rem; /* remainder */
64: } ldiv_t;
65:
66: #if !defined(_ANSI_SOURCE)
67: typedef struct {
68: quad_t quot; /* quotient */
69: quad_t rem; /* remainder */
70: } qdiv_t;
71: #endif
72:
73:
74: #ifndef NULL
1.10 espie 75: #ifdef __GNUG__
76: #define NULL __null
77: #else
1.21 millert 78: #define NULL 0L
1.10 espie 79: #endif
1.1 deraadt 80: #endif
81:
82: #define EXIT_FAILURE 1
83: #define EXIT_SUCCESS 0
84:
85: #define RAND_MAX 0x7fffffff
86:
87: #define MB_CUR_MAX 1 /* XXX */
88:
89: #include <sys/cdefs.h>
90:
1.18 millert 91: /*
92: * Some header files may define an abs macro.
93: * If defined, undef it to prevent a syntax error and issue a warning.
94: */
95: #ifdef abs
96: #undef abs
97: #warning abs macro collides with abs() prototype, undefining
98: #endif
99:
1.1 deraadt 100: __BEGIN_DECLS
1.16 millert 101: __dead void abort(void);
102: int abs(int);
1.17 millert 103: int atexit(void (*)(void));
1.16 millert 104: double atof(const char *);
105: int atoi(const char *);
106: long atol(const char *);
1.22 millert 107: long long atoll(const char *);
1.17 millert 108: void *bsearch(const void *, const void *, size_t, size_t,
109: int (*)(const void *, const void *));
1.16 millert 110: void *calloc(size_t, size_t);
111: div_t div(int, int);
1.23 millert 112: char *ecvt(double, int, int *, int *);
1.16 millert 113: __dead void exit(int);
1.30 millert 114: __dead void _Exit(int);
1.23 millert 115: char *fcvt(double, int, int *, int *);
1.16 millert 116: void free(void *);
1.23 millert 117: char *gcvt(double, int, char *);
1.16 millert 118: char *getenv(const char *);
119: long labs(long);
120: ldiv_t ldiv(long, long);
1.29 millert 121: long long
122: llabs(long long);
1.16 millert 123: void *malloc(size_t);
1.17 millert 124: void qsort(void *, size_t, size_t, int (*)(const void *, const void *));
1.16 millert 125: int rand(void);
126: int rand_r(unsigned int *);
127: void *realloc(void *, size_t);
128: void srand(unsigned);
129: double strtod(const char *, char **);
130: long strtol(const char *, char **, int);
1.20 millert 131: long long
132: strtoll(const char *, char **, int);
1.1 deraadt 133: unsigned long
1.16 millert 134: strtoul(const char *, char **, int);
1.20 millert 135: unsigned long long
136: strtoull(const char *, char **, int);
1.31 ! tedu 137: unsigned long long
! 138: strtonum(const char *, long long, unsigned long long, const char **);
1.16 millert 139: int system(const char *);
1.1 deraadt 140:
141: /* these are currently just stubs */
1.16 millert 142: int mblen(const char *, size_t);
143: size_t mbstowcs(wchar_t *, const char *, size_t);
144: int wctomb(char *, wchar_t);
145: int mbtowc(wchar_t *, const char *, size_t);
146: size_t wcstombs(char *, const wchar_t *, size_t);
1.1 deraadt 147:
148: #if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
149: #if defined(alloca) && (alloca == __builtin_alloca) && (__GNUC__ < 2)
1.16 millert 150: void *alloca(int); /* built-in for gcc */
1.1 deraadt 151: #else
1.16 millert 152: void *alloca(size_t);
1.1 deraadt 153: #endif /* __GNUC__ */
154:
1.16 millert 155: char *getbsize(int *, long *);
156: char *cgetcap(char *, const char *, int);
157: int cgetclose(void);
158: int cgetent(char **, char **, const char *);
159: int cgetfirst(char **, char **);
160: int cgetmatch(char *, const char *);
161: int cgetnext(char **, char **);
162: int cgetnum(char *, const char *, long *);
163: int cgetset(const char *);
164: int cgetusedb(int);
165: int cgetstr(char *, const char *, char **);
166: int cgetustr(char *, const char *, char **);
167:
168: int daemon(int, int);
169: char *devname(int, int);
170: int getloadavg(double [], int);
1.1 deraadt 171:
1.16 millert 172: long a64l(const char *);
173: char *l64a(long);
1.1 deraadt 174:
1.16 millert 175: void cfree(void *);
1.1 deraadt 176:
1.24 millert 177: #ifndef _GETOPT_DEFINED_
178: #define _GETOPT_DEFINED_
1.16 millert 179: int getopt(int, char * const *, const char *);
1.1 deraadt 180: extern char *optarg; /* getopt(3) external variables */
181: extern int opterr;
182: extern int optind;
183: extern int optopt;
184: extern int optreset;
1.16 millert 185: int getsubopt(char **, char * const *, char **);
1.1 deraadt 186: extern char *suboptarg; /* getsubopt(3) external variable */
1.24 millert 187: #endif /* _GETOPT_DEFINED_ */
1.1 deraadt 188:
1.17 millert 189: int heapsort(void *, size_t, size_t, int (*)(const void *, const void *));
190: int mergesort(void *, size_t, size_t, int (*)(const void *, const void *));
191: int radixsort(const unsigned char **, int, const unsigned char *,
192: unsigned);
193: int sradixsort(const unsigned char **, int, const unsigned char *,
194: unsigned);
1.1 deraadt 195:
1.28 avsm 196: char *initstate(unsigned int, char *, size_t)
197: __attribute__((__bounded__ (__string__,2,3)));
1.16 millert 198: long random(void);
199: char *realpath(const char *, char *);
200: char *setstate(const char *);
201: void srandom(unsigned int);
202: void srandomdev(void);
203:
204: int putenv(const char *);
205: int setenv(const char *, const char *, int);
206: void unsetenv(const char *);
207: void setproctitle(const char *, ...)
1.15 krw 208: __attribute__((__format__ (__printf__, 1, 2)));
1.1 deraadt 209:
1.16 millert 210: quad_t qabs(quad_t);
211: qdiv_t qdiv(quad_t, quad_t);
212: quad_t strtoq(const char *, char **, int);
213: u_quad_t strtouq(const char *, char **, int);
214:
215: double drand48(void);
216: double erand48(unsigned short[3]);
217: long jrand48(unsigned short[3]);
218: void lcong48(unsigned short[7]);
219: long lrand48(void);
220: long mrand48(void);
221: long nrand48(unsigned short[3]);
222: unsigned short *seed48(unsigned short[3]);
223: void srand48(long);
224:
225: u_int32_t arc4random(void);
226: void arc4random_stir(void);
1.28 avsm 227: void arc4random_addrandom(unsigned char *, int)
228: __attribute__((__bounded__ (__string__,1,2)));
1.1 deraadt 229: #endif /* !_ANSI_SOURCE && !_POSIX_SOURCE */
230:
231: __END_DECLS
232:
233: #endif /* _STDLIB_H_ */
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