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;
108using ::lldiv_t _LIBCPP_USING_IF_EXISTS;
109using ::atof _LIBCPP_USING_IF_EXISTS;
110using ::atoi _LIBCPP_USING_IF_EXISTS;
111using ::atol _LIBCPP_USING_IF_EXISTS;
112using ::atoll _LIBCPP_USING_IF_EXISTS;
113using ::strtod _LIBCPP_USING_IF_EXISTS;
114using ::strtof _LIBCPP_USING_IF_EXISTS;
115using ::strtold _LIBCPP_USING_IF_EXISTS;
116using ::strtol _LIBCPP_USING_IF_EXISTS;
117using ::strtoll _LIBCPP_USING_IF_EXISTS;
118using ::strtoul _LIBCPP_USING_IF_EXISTS;
119using ::strtoull _LIBCPP_USING_IF_EXISTS;
120using ::rand _LIBCPP_USING_IF_EXISTS;
121using ::srand _LIBCPP_USING_IF_EXISTS;
122using ::calloc _LIBCPP_USING_IF_EXISTS;
123using ::free _LIBCPP_USING_IF_EXISTS;
124using ::malloc _LIBCPP_USING_IF_EXISTS;
125using ::realloc _LIBCPP_USING_IF_EXISTS;
126using ::abort _LIBCPP_USING_IF_EXISTS;
127using ::atexit _LIBCPP_USING_IF_EXISTS;
128using ::exit _LIBCPP_USING_IF_EXISTS;
129using ::_Exit _LIBCPP_USING_IF_EXISTS;
130using ::getenv _LIBCPP_USING_IF_EXISTS;
131using ::system _LIBCPP_USING_IF_EXISTS;
132using ::bsearch _LIBCPP_USING_IF_EXISTS;
133using ::qsort _LIBCPP_USING_IF_EXISTS;
134using ::abs _LIBCPP_USING_IF_EXISTS;
135using ::labs _LIBCPP_USING_IF_EXISTS;
136using ::llabs _LIBCPP_USING_IF_EXISTS;
137using ::div _LIBCPP_USING_IF_EXISTS;
138using ::ldiv _LIBCPP_USING_IF_EXISTS;
139using ::lldiv _LIBCPP_USING_IF_EXISTS;
140using ::mblen _LIBCPP_USING_IF_EXISTS;
141# if _LIBCPP_HAS_WIDE_CHARACTERS
142using ::mbtowc _LIBCPP_USING_IF_EXISTS;
143using ::wctomb _LIBCPP_USING_IF_EXISTS;
144using ::mbstowcs _LIBCPP_USING_IF_EXISTS;
145using ::wcstombs _LIBCPP_USING_IF_EXISTS;
146# endif
147# if !defined(_LIBCPP_CXX03_LANG)
148using ::at_quick_exit _LIBCPP_USING_IF_EXISTS;
149using ::quick_exit _LIBCPP_USING_IF_EXISTS;
150# endif
151# if _LIBCPP_STD_VER >= 17
152using ::aligned_alloc _LIBCPP_USING_IF_EXISTS;
153# endif
154
155_LIBCPP_END_NAMESPACE_STD
156
157#endif // __cplusplus < 201103L && defined(_LIBCPP_USE_FROZEN_CXX03_HEADERS)
158
159#endif // _LIBCPP_CSTDLIB
160