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 38 static __inline int abs(int __n) { return (__n < 0) ? -__n : __n; } 39 40 static __inline long labs(long __n) { return (__n < 0L) ? -__n : __n; } 41 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 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 70 static __inline double atof(const char *nptr) { return (strtod(nptr, NULL)); } 71 72 static __inline int rand(void) { return (int)lrand48(); } 73 74 static __inline void srand(unsigned int __s) { srand48(__s); } 75 76 static __inline long random(void) { return lrand48(); } 77 78 static __inline void srandom(unsigned int __s) { srand48(__s); } 79 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 95 static __inline double strtod_l(const char* __s, char** __end_ptr, locale_t __l) { 96 return strtod(__s, __end_ptr); 97 } 98 99 static __inline float strtof_l(const char* __s, char** __end_ptr, locale_t __l) { 100 return strtof(__s, __end_ptr); 101 } 102 103 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
