2 * Copyright (C) 2008 The Android Open Source Project
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in
12 * the documentation and/or other materials provided with the
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
16 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
17 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
18 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
19 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
21 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
22 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
23 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
24 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
25 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 #include <sys/cdefs.h>
33 /* wchar_t is required in stdlib.h according to POSIX.
34 * note that defining __need_wchar_t prevents stddef.h
35 * to define all other symbols it does normally */
36 #define __need_wchar_t
47 #define EXIT_FAILURE 1
48 #define EXIT_SUCCESS 0
50 extern __noreturn void exit(int);
51 extern __noreturn void abort(void);
52 extern int atexit(void (*)(void));
53 extern int on_exit(void (*)(int, void *), void *);
55 extern char *getenv(const char *);
56 extern int putenv(const char *);
57 extern int setenv(const char *, const char *, int);
58 extern int unsetenv(const char *);
59 extern int clearenv(void);
61 extern char *mktemp (char *);
62 extern int mkstemp (char *);
64 extern long strtol(const char *, char **, int);
65 extern long long strtoll(const char *, char **, int);
66 extern unsigned long strtoul(const char *, char **, int);
67 extern unsigned long long strtoull(const char *, char **, int);
68 extern double strtod(const char *nptr, char **endptr);
70 static __inline__ float strtof(const char *nptr, char **endptr)
72 return (float)strtod(nptr, endptr);
75 extern int atoi(const char *);
76 extern long atol(const char *);
77 extern long long atoll(const char *);
79 static __inline__ double atof(const char *nptr)
81 return (strtod(nptr, NULL));
84 static __inline__ int abs(int __n) {
85 return (__n < 0) ? -__n : __n;
88 static __inline__ long labs(long __n) {
89 return (__n < 0L) ? -__n : __n;
92 static __inline__ long long llabs(long long __n) {
93 return (__n < 0LL) ? -__n : __n;
96 extern char * realpath(const char *path, char *resolved);
97 extern int system(const char * string);
99 extern void * bsearch(const void *key, const void *base0,
100 size_t nmemb, size_t size,
101 int (*compar)(const void *, const void *));
103 extern void qsort(void *, size_t, size_t, int (*)(const void *, const void *));
105 extern long jrand48(unsigned short *);
106 extern long mrand48(void);
107 extern long nrand48(unsigned short *);
108 extern long lrand48(void);
109 extern unsigned short *seed48(unsigned short*);
110 extern void srand48(long);
111 extern unsigned int arc4random(void);
112 extern void arc4random_stir(void);
113 extern void arc4random_addrandom(unsigned char *, int);
115 #define RAND_MAX 0x7fffffff
116 static __inline__ int rand(void) {
117 return (int)lrand48();
119 static __inline__ void srand(unsigned int __s) {
122 static __inline__ long random(void)
126 static __inline__ void srandom(unsigned int __s)
131 /* Basic PTY functions. These only work if devpts is mounted! */
133 extern int unlockpt(int);
134 extern char* ptsname(int);
135 extern char* ptsname_r(int, char*, size_t);
136 extern int getpt(void);
138 static __inline__ int grantpt(int __fd)
141 return 0; /* devpts does this all for us! */
149 extern div_t div(int, int);
156 extern ldiv_t ldiv(long, long);
163 extern lldiv_t lldiv(long long, long long);
165 /* make STLPort happy */
166 extern int mblen(const char *, size_t);
167 extern size_t mbstowcs(wchar_t *, const char *, size_t);
168 extern int mbtowc(wchar_t *, const char *, size_t);
170 /* Likewise, make libstdc++-v3 happy. */
171 extern int wctomb(char *, wchar_t);
172 extern size_t wcstombs(char *, const wchar_t *, size_t);
177 #endif /* _STDLIB_H_ */