llvm-project
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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/*
14cstdlib synopsis
15
16Macros:
17
18EXIT_FAILURE
19EXIT_SUCCESS
20MB_CUR_MAX
21NULL
22RAND_MAX
23
24namespace std
25{
26
27Types:
28
29size_t
30div_t
31ldiv_t
32lldiv_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,
58int (*compar)(const void *, const void *));
59void qsort(void* base, size_t nmemb, size_t size,
60int (*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. \
90This usually means that your header search paths are not configured properly. \
91The header search paths should contain the C++ Standard Library headers before \
92any C Standard Library, and you are probably using compiler flags that make that \
93not 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;
105using ::lldiv_t _LIBCPP_USING_IF_EXISTS;
106using ::atof _LIBCPP_USING_IF_EXISTS;
107using ::atoi _LIBCPP_USING_IF_EXISTS;
108using ::atol _LIBCPP_USING_IF_EXISTS;
109using ::atoll _LIBCPP_USING_IF_EXISTS;
110using ::strtod _LIBCPP_USING_IF_EXISTS;
111using ::strtof _LIBCPP_USING_IF_EXISTS;
112using ::strtold _LIBCPP_USING_IF_EXISTS;
113using ::strtol _LIBCPP_USING_IF_EXISTS;
114using ::strtoll _LIBCPP_USING_IF_EXISTS;
115using ::strtoul _LIBCPP_USING_IF_EXISTS;
116using ::strtoull _LIBCPP_USING_IF_EXISTS;
117using ::rand _LIBCPP_USING_IF_EXISTS;
118using ::srand _LIBCPP_USING_IF_EXISTS;
119using ::calloc _LIBCPP_USING_IF_EXISTS;
120using ::free _LIBCPP_USING_IF_EXISTS;
121using ::malloc _LIBCPP_USING_IF_EXISTS;
122using ::realloc _LIBCPP_USING_IF_EXISTS;
123using ::abort _LIBCPP_USING_IF_EXISTS;
124using ::atexit _LIBCPP_USING_IF_EXISTS;
125using ::exit _LIBCPP_USING_IF_EXISTS;
126using ::_Exit _LIBCPP_USING_IF_EXISTS;
127using ::getenv _LIBCPP_USING_IF_EXISTS;
128using ::system _LIBCPP_USING_IF_EXISTS;
129using ::bsearch _LIBCPP_USING_IF_EXISTS;
130using ::qsort _LIBCPP_USING_IF_EXISTS;
131using ::abs _LIBCPP_USING_IF_EXISTS;
132using ::labs _LIBCPP_USING_IF_EXISTS;
133using ::llabs _LIBCPP_USING_IF_EXISTS;
134using ::div _LIBCPP_USING_IF_EXISTS;
135using ::ldiv _LIBCPP_USING_IF_EXISTS;
136using ::lldiv _LIBCPP_USING_IF_EXISTS;
137using ::mblen _LIBCPP_USING_IF_EXISTS;
138#ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS
139using ::mbtowc _LIBCPP_USING_IF_EXISTS;
140using ::wctomb _LIBCPP_USING_IF_EXISTS;
141using ::mbstowcs _LIBCPP_USING_IF_EXISTS;
142using ::wcstombs _LIBCPP_USING_IF_EXISTS;
143#endif
144#if !defined(_LIBCPP_CXX03_LANG)
145using ::at_quick_exit _LIBCPP_USING_IF_EXISTS;
146using ::quick_exit _LIBCPP_USING_IF_EXISTS;
147#endif
148#if _LIBCPP_STD_VER >= 17
149using ::aligned_alloc _LIBCPP_USING_IF_EXISTS;
150#endif
151
152_LIBCPP_END_NAMESPACE_STD
153
154#endif // _LIBCPP_CSTDLIB
155