Annotation of src/include/stdlib.h, Revision 1.19
1.19 ! millert 1: /* $OpenBSD: stdlib.h,v 1.18 2002/02/20 18:11:04 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.
16: * 3. All advertising materials mentioning features or use of this software
17: * must display the following acknowledgement:
18: * This product includes software developed by the University of
19: * California, Berkeley and its contributors.
20: * 4. Neither the name of the University nor the names of its contributors
21: * may be used to endorse or promote products derived from this software
22: * without specific prior written permission.
23: *
24: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34: * SUCH DAMAGE.
35: *
36: * @(#)stdlib.h 5.13 (Berkeley) 6/4/91
37: */
38:
39: #ifndef _STDLIB_H_
40: #define _STDLIB_H_
41: #include <machine/ansi.h>
42:
43: #if !defined(_ANSI_SOURCE) /* for quad_t, etc. */
44: #include <sys/types.h>
45: #endif
46:
47: #ifdef _BSD_SIZE_T_
48: typedef _BSD_SIZE_T_ size_t;
49: #undef _BSD_SIZE_T_
50: #endif
51:
52: #ifdef _BSD_WCHAR_T_
1.11 espie 53: /* in C++, wchar_t is a built-in type */
54: #ifndef __cplusplus
1.1 deraadt 55: typedef _BSD_WCHAR_T_ wchar_t;
1.11 espie 56: #endif
1.1 deraadt 57: #undef _BSD_WCHAR_T_
58: #endif
59:
60: typedef struct {
61: int quot; /* quotient */
62: int rem; /* remainder */
63: } div_t;
64:
65: typedef struct {
66: long quot; /* quotient */
67: long rem; /* remainder */
68: } ldiv_t;
69:
70: #if !defined(_ANSI_SOURCE)
71: typedef struct {
72: quad_t quot; /* quotient */
73: quad_t rem; /* remainder */
74: } qdiv_t;
75: #endif
76:
77:
78: #ifndef NULL
1.10 espie 79: #ifdef __GNUG__
80: #define NULL __null
81: #else
1.1 deraadt 82: #define NULL 0
1.10 espie 83: #endif
1.1 deraadt 84: #endif
85:
86: #define EXIT_FAILURE 1
87: #define EXIT_SUCCESS 0
88:
89: #define RAND_MAX 0x7fffffff
90:
91: #define MB_CUR_MAX 1 /* XXX */
92:
93: #include <sys/cdefs.h>
94:
1.18 millert 95: /*
96: * Some header files may define an abs macro.
97: * If defined, undef it to prevent a syntax error and issue a warning.
98: */
99: #ifdef abs
100: #undef abs
101: #warning abs macro collides with abs() prototype, undefining
102: #endif
103:
1.1 deraadt 104: __BEGIN_DECLS
1.16 millert 105: __dead void abort(void);
106: int abs(int);
1.17 millert 107: int atexit(void (*)(void));
1.16 millert 108: double atof(const char *);
109: int atoi(const char *);
110: long atol(const char *);
1.17 millert 111: void *bsearch(const void *, const void *, size_t, size_t,
112: int (*)(const void *, const void *));
1.16 millert 113: void *calloc(size_t, size_t);
114: div_t div(int, int);
115: __dead void exit(int);
116: void free(void *);
117: char *getenv(const char *);
118: long labs(long);
119: ldiv_t ldiv(long, long);
120: void *malloc(size_t);
1.17 millert 121: void qsort(void *, size_t, size_t, int (*)(const void *, const void *));
1.16 millert 122: int rand(void);
123: int rand_r(unsigned int *);
124: void *realloc(void *, size_t);
125: void srand(unsigned);
126: double strtod(const char *, char **);
127: long strtol(const char *, char **, int);
1.1 deraadt 128: unsigned long
1.16 millert 129: strtoul(const char *, char **, int);
130: int system(const char *);
1.1 deraadt 131:
132: /* these are currently just stubs */
1.16 millert 133: int mblen(const char *, size_t);
134: size_t mbstowcs(wchar_t *, const char *, size_t);
135: int wctomb(char *, wchar_t);
136: int mbtowc(wchar_t *, const char *, size_t);
137: size_t wcstombs(char *, const wchar_t *, size_t);
1.1 deraadt 138:
139: #if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
140: #if defined(alloca) && (alloca == __builtin_alloca) && (__GNUC__ < 2)
1.16 millert 141: void *alloca(int); /* built-in for gcc */
1.1 deraadt 142: #else
1.16 millert 143: void *alloca(size_t);
1.1 deraadt 144: #endif /* __GNUC__ */
145:
1.16 millert 146: char *getbsize(int *, long *);
147: char *cgetcap(char *, const char *, int);
148: int cgetclose(void);
149: int cgetent(char **, char **, const char *);
150: int cgetfirst(char **, char **);
151: int cgetmatch(char *, const char *);
152: int cgetnext(char **, char **);
153: int cgetnum(char *, const char *, long *);
154: int cgetset(const char *);
155: int cgetusedb(int);
156: int cgetstr(char *, const char *, char **);
157: int cgetustr(char *, const char *, char **);
158:
159: int daemon(int, int);
160: char *devname(int, int);
161: int getloadavg(double [], int);
1.1 deraadt 162:
1.16 millert 163: long a64l(const char *);
164: char *l64a(long);
1.1 deraadt 165:
1.16 millert 166: void cfree(void *);
1.1 deraadt 167:
1.16 millert 168: int getopt(int, char * const *, const char *);
1.1 deraadt 169: extern char *optarg; /* getopt(3) external variables */
170: extern int opterr;
171: extern int optind;
172: extern int optopt;
173: extern int optreset;
1.16 millert 174: int getsubopt(char **, char * const *, char **);
1.1 deraadt 175: extern char *suboptarg; /* getsubopt(3) external variable */
176:
1.17 millert 177: int heapsort(void *, size_t, size_t, int (*)(const void *, const void *));
178: int mergesort(void *, size_t, size_t, int (*)(const void *, const void *));
179: int radixsort(const unsigned char **, int, const unsigned char *,
180: unsigned);
181: int sradixsort(const unsigned char **, int, const unsigned char *,
182: unsigned);
1.1 deraadt 183:
1.16 millert 184: char *initstate(unsigned int, char *, size_t);
185: long random(void);
186: char *realpath(const char *, char *);
187: char *setstate(const char *);
188: void srandom(unsigned int);
189: void srandomdev(void);
190:
191: int putenv(const char *);
192: int setenv(const char *, const char *, int);
193: void unsetenv(const char *);
194: void setproctitle(const char *, ...)
1.15 krw 195: __attribute__((__format__ (__printf__, 1, 2)));
1.1 deraadt 196:
1.16 millert 197: quad_t qabs(quad_t);
198: qdiv_t qdiv(quad_t, quad_t);
199: quad_t strtoq(const char *, char **, int);
200: u_quad_t strtouq(const char *, char **, int);
201:
202: double drand48(void);
203: double erand48(unsigned short[3]);
204: long jrand48(unsigned short[3]);
205: void lcong48(unsigned short[7]);
206: long lrand48(void);
207: long mrand48(void);
208: long nrand48(unsigned short[3]);
209: unsigned short *seed48(unsigned short[3]);
210: void srand48(long);
211:
212: u_int32_t arc4random(void);
213: void arc4random_stir(void);
214: void arc4random_addrandom(unsigned char *, int);
1.1 deraadt 215: #endif /* !_ANSI_SOURCE && !_POSIX_SOURCE */
216:
217: __END_DECLS
218:
219: #endif /* _STDLIB_H_ */