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#include <__config> 85 86#include <stdlib.h> 87 88#ifndef _LIBCPP_STDLIB_H 89# error <cstdlib> tried including <stdlib.h> but didn't find libc++'s <stdlib.h> header. \ 90 This usually means that your header search paths are not configured properly. \ 91 The header search paths should contain the C++ Standard Library headers before \ 92 any C Standard Library, and you are probably using compiler flags that make that \ 93 not be the case. 94#endif 95 96#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 97# pragma GCC system_header 98#endif 99 100_LIBCPP_BEGIN_NAMESPACE_STD 101 102using ::size_t _LIBCPP_USING_IF_EXISTS; 103using ::div_t _LIBCPP_USING_IF_EXISTS; 104using ::ldiv_t _LIBCPP_USING_IF_EXISTS; 105#if defined(__FreeBSD__) && defined(__LONG_LONG_SUPPORTED) 106using ::lldiv_t _LIBCPP_USING_IF_EXISTS; 107#endif 108using ::atof _LIBCPP_USING_IF_EXISTS; 109using ::atoi _LIBCPP_USING_IF_EXISTS; 110using ::atol _LIBCPP_USING_IF_EXISTS; 111#if defined(__FreeBSD__) && defined(__LONG_LONG_SUPPORTED) 112using ::atoll _LIBCPP_USING_IF_EXISTS; 113#endif 114using ::strtod _LIBCPP_USING_IF_EXISTS; 115using ::strtof _LIBCPP_USING_IF_EXISTS; 116using ::strtold _LIBCPP_USING_IF_EXISTS; 117using ::strtol _LIBCPP_USING_IF_EXISTS; 118#if defined(__FreeBSD__) && defined(__LONG_LONG_SUPPORTED) 119using ::strtoll _LIBCPP_USING_IF_EXISTS; 120#endif 121using ::strtoul _LIBCPP_USING_IF_EXISTS; 122#if defined(__FreeBSD__) && defined(__LONG_LONG_SUPPORTED) 123using ::strtoull _LIBCPP_USING_IF_EXISTS; 124#endif 125using ::rand _LIBCPP_USING_IF_EXISTS; 126using ::srand _LIBCPP_USING_IF_EXISTS; 127using ::calloc _LIBCPP_USING_IF_EXISTS; 128using ::free _LIBCPP_USING_IF_EXISTS; 129using ::malloc _LIBCPP_USING_IF_EXISTS; 130using ::realloc _LIBCPP_USING_IF_EXISTS; 131using ::abort _LIBCPP_USING_IF_EXISTS; 132using ::atexit _LIBCPP_USING_IF_EXISTS; 133using ::exit _LIBCPP_USING_IF_EXISTS; 134using ::_Exit _LIBCPP_USING_IF_EXISTS; 135using ::getenv _LIBCPP_USING_IF_EXISTS; 136using ::system _LIBCPP_USING_IF_EXISTS; 137using ::bsearch _LIBCPP_USING_IF_EXISTS; 138using ::qsort _LIBCPP_USING_IF_EXISTS; 139using ::abs _LIBCPP_USING_IF_EXISTS; 140using ::labs _LIBCPP_USING_IF_EXISTS; 141#if defined(__FreeBSD__) && defined(__LONG_LONG_SUPPORTED) 142using ::llabs _LIBCPP_USING_IF_EXISTS; 143#endif 144using ::div _LIBCPP_USING_IF_EXISTS; 145using ::ldiv _LIBCPP_USING_IF_EXISTS; 146#if defined(__FreeBSD__) && defined(__LONG_LONG_SUPPORTED) 147using ::lldiv _LIBCPP_USING_IF_EXISTS; 148#endif 149using ::mblen _LIBCPP_USING_IF_EXISTS; 150#ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS 151using ::mbtowc _LIBCPP_USING_IF_EXISTS; 152using ::wctomb _LIBCPP_USING_IF_EXISTS; 153using ::mbstowcs _LIBCPP_USING_IF_EXISTS; 154using ::wcstombs _LIBCPP_USING_IF_EXISTS; 155#endif 156#if !defined(_LIBCPP_CXX03_LANG) 157using ::at_quick_exit _LIBCPP_USING_IF_EXISTS; 158using ::quick_exit _LIBCPP_USING_IF_EXISTS; 159#endif 160#if _LIBCPP_STD_VER >= 17 161using ::aligned_alloc _LIBCPP_USING_IF_EXISTS; 162#endif 163 164_LIBCPP_END_NAMESPACE_STD 165 166#endif // _LIBCPP_CSTDLIB 167