1 /*
2 * Copyright (C) 2015 The Android Open Source Project
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
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
13 * distribution.
14 *
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
26 * SUCH DAMAGE.
27 */
28
29 #ifndef _ANDROID_LEGACY_STDLIB_INLINES_H_
30 #define _ANDROID_LEGACY_STDLIB_INLINES_H_
31
32 #include <sys/cdefs.h>
33
34 #if __ANDROID_API__ < __ANDROID_API_K__
35
36 __BEGIN_DECLS
37
abs(int __n)38 static __inline int abs(int __n) { return (__n < 0) ? -__n : __n; }
39
labs(long __n)40 static __inline long labs(long __n) { return (__n < 0L) ? -__n : __n; }
41
llabs(long long __n)42 static __inline long long llabs(long long __n) {
43 return (__n < 0LL) ? -__n : __n;
44 }
45
46 __END_DECLS
47
48 #endif /* __ANDROID_API__ < __ANDROID_API_K__ */
49
50 #if __ANDROID_API__ < __ANDROID_API_L__
51
52 #include <errno.h>
53 #include <float.h>
54 #include <stdlib.h>
55
56 __BEGIN_DECLS
57
strtof(const char * nptr,char ** endptr)58 static __inline float strtof(const char* nptr, char** endptr) {
59 double d = strtod(nptr, endptr);
60 if (d > FLT_MAX) {
61 errno = ERANGE;
62 return __builtin_huge_valf();
63 } else if (d < -FLT_MAX) {
64 errno = ERANGE;
65 return -__builtin_huge_valf();
66 }
67 return __BIONIC_CAST(static_cast, float, d);
68 }
69
atof(const char * nptr)70 static __inline double atof(const char *nptr) { return (strtod(nptr, NULL)); }
71
rand(void)72 static __inline int rand(void) { return (int)lrand48(); }
73
srand(unsigned int __s)74 static __inline void srand(unsigned int __s) { srand48(__s); }
75
random(void)76 static __inline long random(void) { return lrand48(); }
77
srandom(unsigned int __s)78 static __inline void srandom(unsigned int __s) { srand48(__s); }
79
grantpt(int __fd __attribute ((unused)))80 static __inline int grantpt(int __fd __attribute((unused))) {
81 return 0; /* devpts does this all for us! */
82 }
83
84 __END_DECLS
85
86 #endif /* __ANDROID_API__ < __ANDROID_API_L__ */
87
88 #if __ANDROID_API__ < __ANDROID_API_O__
89
90 #include <stdlib.h>
91 #include <xlocale.h>
92
93 __BEGIN_DECLS
94
strtod_l(const char * __s,char ** __end_ptr,locale_t __l)95 static __inline double strtod_l(const char* __s, char** __end_ptr, locale_t __l) {
96 return strtod(__s, __end_ptr);
97 }
98
strtof_l(const char * __s,char ** __end_ptr,locale_t __l)99 static __inline float strtof_l(const char* __s, char** __end_ptr, locale_t __l) {
100 return strtof(__s, __end_ptr);
101 }
102
strtol_l(const char * __s,char ** __end_ptr,int __base,locale_t __l)103 static __inline long strtol_l(const char* __s, char** __end_ptr, int __base, locale_t __l) {
104 return strtol(__s, __end_ptr, __base);
105 }
106
107 __END_DECLS
108
109 #endif /* __ANDROID_API__ < __ANDROID_API_O__ */
110
111 #endif /* _ANDROID_LEGACY_STDLIB_INLINES_H_ */
112