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Howard Hinnantc51e1022010-05-11 19:42:16 +00001// -*- C++ -*-
2//===--------------------------- cstdlib ----------------------------------===//
3//
Chandler Carruthd2012102019-01-19 10:56:40 +00004// 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
Howard Hinnantc51e1022010-05-11 19:42:16 +00007//
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
Howard Hinnant3b6579a2010-08-22 00:02:43 +000023
Howard Hinnantc51e1022010-05-11 19:42:16 +000024namespace 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);
Howard Hinnant3b6579a2010-08-22 00:02:43 +000068lldiv_t div(long long numer, long long denom); // C++0X
Howard Hinnantc51e1022010-05-11 19:42:16 +000069ldiv_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);
Howard Hinnantcabc5a22012-10-13 18:03:53 +000076int 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
Howard Hinnantc51e1022010-05-11 19:42:16 +000079
80} // std
81
82*/
83
84#include <__config>
85#include <stdlib.h>
86
Howard Hinnantaaaa52b2011-10-17 20:05:10 +000087#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
Howard Hinnantc51e1022010-05-11 19:42:16 +000088#pragma GCC system_header
Howard Hinnantaaaa52b2011-10-17 20:05:10 +000089#endif
Howard Hinnantc51e1022010-05-11 19:42:16 +000090
Eric Fiselierf0d9d5d2016-08-29 20:43:38 +000091#ifdef __GNUC__
92#define _LIBCPP_UNREACHABLE() __builtin_unreachable()
93#else
94#define _LIBCPP_UNREACHABLE() _VSTD::abort()
95#endif
96
Howard Hinnantc51e1022010-05-11 19:42:16 +000097_LIBCPP_BEGIN_NAMESPACE_STD
98
Louis Dionne9c660c62021-06-02 10:41:37 -040099using ::size_t _LIBCPP_USING_IF_EXISTS;
100using ::div_t _LIBCPP_USING_IF_EXISTS;
101using ::ldiv_t _LIBCPP_USING_IF_EXISTS;
Howard Hinnant13830352012-11-26 21:18:17 +0000102#ifndef _LIBCPP_HAS_NO_LONG_LONG
Louis Dionne9c660c62021-06-02 10:41:37 -0400103using ::lldiv_t _LIBCPP_USING_IF_EXISTS;
Howard Hinnant13830352012-11-26 21:18:17 +0000104#endif // _LIBCPP_HAS_NO_LONG_LONG
Louis Dionne9c660c62021-06-02 10:41:37 -0400105using ::atof _LIBCPP_USING_IF_EXISTS;
106using ::atoi _LIBCPP_USING_IF_EXISTS;
107using ::atol _LIBCPP_USING_IF_EXISTS;
Howard Hinnant13830352012-11-26 21:18:17 +0000108#ifndef _LIBCPP_HAS_NO_LONG_LONG
Louis Dionne9c660c62021-06-02 10:41:37 -0400109using ::atoll _LIBCPP_USING_IF_EXISTS;
Howard Hinnant13830352012-11-26 21:18:17 +0000110#endif // _LIBCPP_HAS_NO_LONG_LONG
Louis Dionne9c660c62021-06-02 10:41:37 -0400111using ::strtod _LIBCPP_USING_IF_EXISTS;
112using ::strtof _LIBCPP_USING_IF_EXISTS;
113using ::strtold _LIBCPP_USING_IF_EXISTS;
114using ::strtol _LIBCPP_USING_IF_EXISTS;
Howard Hinnant13830352012-11-26 21:18:17 +0000115#ifndef _LIBCPP_HAS_NO_LONG_LONG
Louis Dionne9c660c62021-06-02 10:41:37 -0400116using ::strtoll _LIBCPP_USING_IF_EXISTS;
Howard Hinnant13830352012-11-26 21:18:17 +0000117#endif // _LIBCPP_HAS_NO_LONG_LONG
Louis Dionne9c660c62021-06-02 10:41:37 -0400118using ::strtoul _LIBCPP_USING_IF_EXISTS;
Howard Hinnant13830352012-11-26 21:18:17 +0000119#ifndef _LIBCPP_HAS_NO_LONG_LONG
Louis Dionne9c660c62021-06-02 10:41:37 -0400120using ::strtoull _LIBCPP_USING_IF_EXISTS;
Howard Hinnant13830352012-11-26 21:18:17 +0000121#endif // _LIBCPP_HAS_NO_LONG_LONG
Louis Dionne9c660c62021-06-02 10:41:37 -0400122using ::rand _LIBCPP_USING_IF_EXISTS;
123using ::srand _LIBCPP_USING_IF_EXISTS;
124using ::calloc _LIBCPP_USING_IF_EXISTS;
125using ::free _LIBCPP_USING_IF_EXISTS;
126using ::malloc _LIBCPP_USING_IF_EXISTS;
127using ::realloc _LIBCPP_USING_IF_EXISTS;
128using ::abort _LIBCPP_USING_IF_EXISTS;
129using ::atexit _LIBCPP_USING_IF_EXISTS;
130using ::exit _LIBCPP_USING_IF_EXISTS;
131using ::_Exit _LIBCPP_USING_IF_EXISTS;
Shoaib Meenaie2ce3602017-04-06 04:47:49 +0000132#ifndef _LIBCPP_WINDOWS_STORE_APP
Louis Dionne9c660c62021-06-02 10:41:37 -0400133using ::getenv _LIBCPP_USING_IF_EXISTS;
134using ::system _LIBCPP_USING_IF_EXISTS;
Shoaib Meenaie2ce3602017-04-06 04:47:49 +0000135#endif
Louis Dionne9c660c62021-06-02 10:41:37 -0400136using ::bsearch _LIBCPP_USING_IF_EXISTS;
137using ::qsort _LIBCPP_USING_IF_EXISTS;
138using ::abs _LIBCPP_USING_IF_EXISTS;
139using ::labs _LIBCPP_USING_IF_EXISTS;
Howard Hinnant13830352012-11-26 21:18:17 +0000140#ifndef _LIBCPP_HAS_NO_LONG_LONG
Louis Dionne9c660c62021-06-02 10:41:37 -0400141using ::llabs _LIBCPP_USING_IF_EXISTS;
Howard Hinnant13830352012-11-26 21:18:17 +0000142#endif // _LIBCPP_HAS_NO_LONG_LONG
Louis Dionne9c660c62021-06-02 10:41:37 -0400143using ::div _LIBCPP_USING_IF_EXISTS;
144using ::ldiv _LIBCPP_USING_IF_EXISTS;
Howard Hinnant13830352012-11-26 21:18:17 +0000145#ifndef _LIBCPP_HAS_NO_LONG_LONG
Louis Dionne9c660c62021-06-02 10:41:37 -0400146using ::lldiv _LIBCPP_USING_IF_EXISTS;
Howard Hinnant13830352012-11-26 21:18:17 +0000147#endif // _LIBCPP_HAS_NO_LONG_LONG
Louis Dionne9c660c62021-06-02 10:41:37 -0400148using ::mblen _LIBCPP_USING_IF_EXISTS;
149using ::mbtowc _LIBCPP_USING_IF_EXISTS;
150using ::wctomb _LIBCPP_USING_IF_EXISTS;
151using ::mbstowcs _LIBCPP_USING_IF_EXISTS;
152using ::wcstombs _LIBCPP_USING_IF_EXISTS;
Marshall Clowa6a55a82018-08-15 21:19:08 +0000153#if !defined(_LIBCPP_CXX03_LANG) && defined(_LIBCPP_HAS_QUICK_EXIT)
Louis Dionne9c660c62021-06-02 10:41:37 -0400154using ::at_quick_exit _LIBCPP_USING_IF_EXISTS;
155using ::quick_exit _LIBCPP_USING_IF_EXISTS;
David Chisnall277ad052012-03-14 14:10:37 +0000156#endif
Dan Albert1d3cfad2019-11-18 12:16:45 -0800157#if _LIBCPP_STD_VER > 14 && defined(_LIBCPP_HAS_ALIGNED_ALLOC)
Louis Dionne9c660c62021-06-02 10:41:37 -0400158using ::aligned_alloc _LIBCPP_USING_IF_EXISTS;
Howard Hinnantcabc5a22012-10-13 18:03:53 +0000159#endif
Howard Hinnantc51e1022010-05-11 19:42:16 +0000160
Howard Hinnantc51e1022010-05-11 19:42:16 +0000161_LIBCPP_END_NAMESPACE_STD
162
Louis Dionne2b1ceaa2021-04-20 12:03:32 -0400163#endif // _LIBCPP_CSTDLIB