1// -*- C++ -*- 2//===----------------------------------------------------------------------===// 3// 4// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 5// See https://llvm.org/LICENSE.txt for license information. 6// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 7// 8//===----------------------------------------------------------------------===// 9 10#ifndef _LIBCPP_CSTDLIB 11#define _LIBCPP_CSTDLIB 12 13/* 14 cstdlib synopsis 15 16Macros: 17 18 EXIT_FAILURE 19 EXIT_SUCCESS 20 MB_CUR_MAX 21 NULL 22 RAND_MAX 23 24namespace std 25{ 26 27Types: 28 29 size_t 30 div_t 31 ldiv_t 32 lldiv_t // C99 33 34double atof (const char* nptr); 35int atoi (const char* nptr); 36long atol (const char* nptr); 37long long atoll(const char* nptr); // C99 38double strtod (const char* restrict nptr, char** restrict endptr); 39float strtof (const char* restrict nptr, char** restrict endptr); // C99 40long double strtold (const char* restrict nptr, char** restrict endptr); // C99 41long strtol (const char* restrict nptr, char** restrict endptr, int base); 42long long strtoll (const char* restrict nptr, char** restrict endptr, int base); // C99 43unsigned long strtoul (const char* restrict nptr, char** restrict endptr, int base); 44unsigned long long strtoull(const char* restrict nptr, char** restrict endptr, int base); // C99 45int rand(void); 46void srand(unsigned int seed); 47void* calloc(size_t nmemb, size_t size); 48void free(void* ptr); 49void* malloc(size_t size); 50void* realloc(void* ptr, size_t size); 51void abort(void); 52int atexit(void (*func)(void)); 53void exit(int status); 54void _Exit(int status); 55char* getenv(const char* name); 56int system(const char* string); 57void* bsearch(const void* key, const void* base, size_t nmemb, size_t size, 58 int (*compar)(const void *, const void *)); 59void qsort(void* base, size_t nmemb, size_t size, 60 int (*compar)(const void *, const void *)); 61int abs( int j); 62long abs( long j); 63long long abs(long long j); // C++0X 64long labs( long j); 65long long llabs(long long j); // C99 66div_t div( int numer, int denom); 67ldiv_t div( long numer, long denom); 68lldiv_t div(long long numer, long long denom); // C++0X 69ldiv_t ldiv( long numer, long denom); 70lldiv_t lldiv(long long numer, long long denom); // C99 71int mblen(const char* s, size_t n); 72int mbtowc(wchar_t* restrict pwc, const char* restrict s, size_t n); 73int wctomb(char* s, wchar_t wchar); 74size_t mbstowcs(wchar_t* restrict pwcs, const char* restrict s, size_t n); 75size_t wcstombs(char* restrict s, const wchar_t* restrict pwcs, size_t n); 76int at_quick_exit(void (*func)(void)) // C++11 77void quick_exit(int status); // C++11 78void *aligned_alloc(size_t alignment, size_t size); // C11 79 80} // std 81 82*/ 83 84#if __cplusplus < 201103L && defined(_LIBCPP_USE_FROZEN_CXX03_HEADERS) 85# include <__cxx03/cstdlib> 86#else 87# include <__config> 88# include <__cstddef/size_t.h> 89 90# include <stdlib.h> 91 92# ifndef _LIBCPP_STDLIB_H 93# error <cstdlib> tried including <stdlib.h> but didn't find libc++'s <stdlib.h> header. \ 94 This usually means that your header search paths are not configured properly. \ 95 The header search paths should contain the C++ Standard Library headers before \ 96 any C Standard Library, and you are probably using compiler flags that make that \ 97 not be the case. 98# endif 99 100# if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 101# pragma GCC system_header 102# endif 103 104_LIBCPP_BEGIN_NAMESPACE_STD 105 106using ::div_t _LIBCPP_USING_IF_EXISTS; 107using ::ldiv_t _LIBCPP_USING_IF_EXISTS; 108#if defined(__FreeBSD__) && defined(__LONG_LONG_SUPPORTED) 109using ::lldiv_t _LIBCPP_USING_IF_EXISTS; 110#endif 111using ::atof _LIBCPP_USING_IF_EXISTS; 112using ::atoi _LIBCPP_USING_IF_EXISTS; 113using ::atol _LIBCPP_USING_IF_EXISTS; 114#if defined(__FreeBSD__) && defined(__LONG_LONG_SUPPORTED) 115using ::atoll _LIBCPP_USING_IF_EXISTS; 116#endif 117using ::strtod _LIBCPP_USING_IF_EXISTS; 118using ::strtof _LIBCPP_USING_IF_EXISTS; 119using ::strtold _LIBCPP_USING_IF_EXISTS; 120using ::strtol _LIBCPP_USING_IF_EXISTS; 121#if defined(__FreeBSD__) && defined(__LONG_LONG_SUPPORTED) 122using ::strtoll _LIBCPP_USING_IF_EXISTS; 123#endif 124using ::strtoul _LIBCPP_USING_IF_EXISTS; 125#if defined(__FreeBSD__) && defined(__LONG_LONG_SUPPORTED) 126using ::strtoull _LIBCPP_USING_IF_EXISTS; 127#endif 128using ::rand _LIBCPP_USING_IF_EXISTS; 129using ::srand _LIBCPP_USING_IF_EXISTS; 130using ::calloc _LIBCPP_USING_IF_EXISTS; 131using ::free _LIBCPP_USING_IF_EXISTS; 132using ::malloc _LIBCPP_USING_IF_EXISTS; 133using ::realloc _LIBCPP_USING_IF_EXISTS; 134using ::abort _LIBCPP_USING_IF_EXISTS; 135using ::atexit _LIBCPP_USING_IF_EXISTS; 136using ::exit _LIBCPP_USING_IF_EXISTS; 137using ::_Exit _LIBCPP_USING_IF_EXISTS; 138using ::getenv _LIBCPP_USING_IF_EXISTS; 139using ::system _LIBCPP_USING_IF_EXISTS; 140using ::bsearch _LIBCPP_USING_IF_EXISTS; 141using ::qsort _LIBCPP_USING_IF_EXISTS; 142using ::abs _LIBCPP_USING_IF_EXISTS; 143using ::labs _LIBCPP_USING_IF_EXISTS; 144#if defined(__FreeBSD__) && defined(__LONG_LONG_SUPPORTED) 145using ::llabs _LIBCPP_USING_IF_EXISTS; 146#endif 147using ::div _LIBCPP_USING_IF_EXISTS; 148using ::ldiv _LIBCPP_USING_IF_EXISTS; 149#if defined(__FreeBSD__) && defined(__LONG_LONG_SUPPORTED) 150using ::lldiv _LIBCPP_USING_IF_EXISTS; 151#endif 152using ::mblen _LIBCPP_USING_IF_EXISTS; 153# if _LIBCPP_HAS_WIDE_CHARACTERS 154using ::mbtowc _LIBCPP_USING_IF_EXISTS; 155using ::wctomb _LIBCPP_USING_IF_EXISTS; 156using ::mbstowcs _LIBCPP_USING_IF_EXISTS; 157using ::wcstombs _LIBCPP_USING_IF_EXISTS; 158# endif 159# if !defined(_LIBCPP_CXX03_LANG) 160using ::at_quick_exit _LIBCPP_USING_IF_EXISTS; 161using ::quick_exit _LIBCPP_USING_IF_EXISTS; 162# endif 163# if _LIBCPP_STD_VER >= 17 164using ::aligned_alloc _LIBCPP_USING_IF_EXISTS; 165# endif 166 167_LIBCPP_END_NAMESPACE_STD 168 169#endif // __cplusplus < 201103L && defined(_LIBCPP_USE_FROZEN_CXX03_HEADERS) 170 171#endif // _LIBCPP_CSTDLIB 172