xref: /freebsd/contrib/llvm-project/libcxx/include/cstdlib (revision 38a52bd3b5cac3da6f7f6eef3dd050e6aa08ebb3)
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#include <stdlib.h>
86
87#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
88#pragma GCC system_header
89#endif
90
91#ifdef __GNUC__
92#define _LIBCPP_UNREACHABLE() __builtin_unreachable()
93#else
94#define _LIBCPP_UNREACHABLE() _VSTD::abort()
95#endif
96
97_LIBCPP_BEGIN_NAMESPACE_STD
98
99using ::size_t _LIBCPP_USING_IF_EXISTS;
100using ::div_t _LIBCPP_USING_IF_EXISTS;
101using ::ldiv_t _LIBCPP_USING_IF_EXISTS;
102using ::lldiv_t _LIBCPP_USING_IF_EXISTS;
103using ::atof _LIBCPP_USING_IF_EXISTS;
104using ::atoi _LIBCPP_USING_IF_EXISTS;
105using ::atol _LIBCPP_USING_IF_EXISTS;
106using ::atoll _LIBCPP_USING_IF_EXISTS;
107using ::strtod _LIBCPP_USING_IF_EXISTS;
108using ::strtof _LIBCPP_USING_IF_EXISTS;
109using ::strtold _LIBCPP_USING_IF_EXISTS;
110using ::strtol _LIBCPP_USING_IF_EXISTS;
111using ::strtoll _LIBCPP_USING_IF_EXISTS;
112using ::strtoul _LIBCPP_USING_IF_EXISTS;
113using ::strtoull _LIBCPP_USING_IF_EXISTS;
114using ::rand _LIBCPP_USING_IF_EXISTS;
115using ::srand _LIBCPP_USING_IF_EXISTS;
116using ::calloc _LIBCPP_USING_IF_EXISTS;
117using ::free _LIBCPP_USING_IF_EXISTS;
118using ::malloc _LIBCPP_USING_IF_EXISTS;
119using ::realloc _LIBCPP_USING_IF_EXISTS;
120using ::abort _LIBCPP_USING_IF_EXISTS;
121using ::atexit _LIBCPP_USING_IF_EXISTS;
122using ::exit _LIBCPP_USING_IF_EXISTS;
123using ::_Exit _LIBCPP_USING_IF_EXISTS;
124#ifndef _LIBCPP_WINDOWS_STORE_APP
125using ::getenv _LIBCPP_USING_IF_EXISTS;
126using ::system _LIBCPP_USING_IF_EXISTS;
127#endif
128using ::bsearch _LIBCPP_USING_IF_EXISTS;
129using ::qsort _LIBCPP_USING_IF_EXISTS;
130using ::abs _LIBCPP_USING_IF_EXISTS;
131using ::labs _LIBCPP_USING_IF_EXISTS;
132using ::llabs _LIBCPP_USING_IF_EXISTS;
133using ::div _LIBCPP_USING_IF_EXISTS;
134using ::ldiv _LIBCPP_USING_IF_EXISTS;
135using ::lldiv _LIBCPP_USING_IF_EXISTS;
136using ::mblen _LIBCPP_USING_IF_EXISTS;
137using ::mbtowc _LIBCPP_USING_IF_EXISTS;
138using ::wctomb _LIBCPP_USING_IF_EXISTS;
139using ::mbstowcs _LIBCPP_USING_IF_EXISTS;
140using ::wcstombs _LIBCPP_USING_IF_EXISTS;
141#if !defined(_LIBCPP_CXX03_LANG) && defined(_LIBCPP_HAS_QUICK_EXIT)
142using ::at_quick_exit _LIBCPP_USING_IF_EXISTS;
143using ::quick_exit _LIBCPP_USING_IF_EXISTS;
144#endif
145#if _LIBCPP_STD_VER > 14 && defined(_LIBCPP_HAS_ALIGNED_ALLOC)
146using ::aligned_alloc _LIBCPP_USING_IF_EXISTS;
147#endif
148
149_LIBCPP_END_NAMESPACE_STD
150
151#endif // _LIBCPP_CSTDLIB
152