162 lines
5.0 KiB
C++
162 lines
5.0 KiB
C++
// -*- C++ -*-
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//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#if defined(__need_malloc_and_calloc)
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#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
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# pragma GCC system_header
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#endif
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#include_next <stdlib.h>
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#elif !defined(_LIBCPP_STDLIB_H)
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#define _LIBCPP_STDLIB_H
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/*
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stdlib.h synopsis
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Macros:
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EXIT_FAILURE
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EXIT_SUCCESS
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MB_CUR_MAX
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NULL
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RAND_MAX
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Types:
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size_t
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div_t
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ldiv_t
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lldiv_t // C99
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double atof (const char* nptr);
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int atoi (const char* nptr);
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long atol (const char* nptr);
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long long atoll(const char* nptr); // C99
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double strtod (const char* restrict nptr, char** restrict endptr);
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float strtof (const char* restrict nptr, char** restrict endptr); // C99
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long double strtold (const char* restrict nptr, char** restrict endptr); // C99
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long strtol (const char* restrict nptr, char** restrict endptr, int base);
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long long strtoll (const char* restrict nptr, char** restrict endptr, int base); // C99
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unsigned long strtoul (const char* restrict nptr, char** restrict endptr, int base);
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unsigned long long strtoull(const char* restrict nptr, char** restrict endptr, int base); // C99
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int rand(void);
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void srand(unsigned int seed);
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void* calloc(size_t nmemb, size_t size);
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void free(void* ptr);
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void* malloc(size_t size);
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void* realloc(void* ptr, size_t size);
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void abort(void);
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int atexit(void (*func)(void));
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void exit(int status);
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void _Exit(int status);
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char* getenv(const char* name);
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int system(const char* string);
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void* bsearch(const void* key, const void* base, size_t nmemb, size_t size,
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int (*compar)(const void *, const void *));
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void qsort(void* base, size_t nmemb, size_t size,
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int (*compar)(const void *, const void *));
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int abs( int j);
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long abs( long j);
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long long abs(long long j); // C++0X
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long labs( long j);
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long long llabs(long long j); // C99
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div_t div( int numer, int denom);
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ldiv_t div( long numer, long denom);
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lldiv_t div(long long numer, long long denom); // C++0X
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ldiv_t ldiv( long numer, long denom);
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lldiv_t lldiv(long long numer, long long denom); // C99
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int mblen(const char* s, size_t n);
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int mbtowc(wchar_t* restrict pwc, const char* restrict s, size_t n);
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int wctomb(char* s, wchar_t wchar);
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size_t mbstowcs(wchar_t* restrict pwcs, const char* restrict s, size_t n);
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size_t wcstombs(char* restrict s, const wchar_t* restrict pwcs, size_t n);
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int at_quick_exit(void (*func)(void)) // C++11
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void quick_exit(int status); // C++11
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void *aligned_alloc(size_t alignment, size_t size); // C11
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*/
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#include <__config>
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#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
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# pragma GCC system_header
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#endif
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#include_next <stdlib.h>
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#ifdef __cplusplus
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extern "C++" {
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// abs
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#ifdef abs
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# undef abs
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#endif
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#ifdef labs
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# undef labs
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#endif
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#ifdef llabs
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# undef llabs
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#endif
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// MSVCRT already has the correct prototype in <stdlib.h> if __cplusplus is defined
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#if !defined(_LIBCPP_MSVCRT) && !defined(__sun__)
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inline _LIBCPP_INLINE_VISIBILITY long abs(long __x) _NOEXCEPT {
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return __builtin_labs(__x);
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}
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inline _LIBCPP_INLINE_VISIBILITY long long abs(long long __x) _NOEXCEPT {
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return __builtin_llabs(__x);
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}
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#endif // !defined(_LIBCPP_MSVCRT) && !defined(__sun__)
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#if !defined(__sun__)
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inline _LIBCPP_INLINE_VISIBILITY float abs(float __lcpp_x) _NOEXCEPT {
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return __builtin_fabsf(__lcpp_x); // Use builtins to prevent needing math.h
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}
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inline _LIBCPP_INLINE_VISIBILITY double abs(double __lcpp_x) _NOEXCEPT {
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return __builtin_fabs(__lcpp_x);
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}
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inline _LIBCPP_INLINE_VISIBILITY long double
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abs(long double __lcpp_x) _NOEXCEPT {
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return __builtin_fabsl(__lcpp_x);
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}
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#endif // !defined(__sun__)
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// div
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#ifdef div
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# undef div
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#endif
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#ifdef ldiv
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# undef ldiv
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#endif
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#ifdef lldiv
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# undef lldiv
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#endif
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// MSVCRT already has the correct prototype in <stdlib.h> if __cplusplus is defined
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#if !defined(_LIBCPP_MSVCRT) && !defined(__sun__)
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inline _LIBCPP_INLINE_VISIBILITY ldiv_t div(long __x, long __y) _NOEXCEPT {
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return ::ldiv(__x, __y);
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}
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#if !(defined(__FreeBSD__) && !defined(__LONG_LONG_SUPPORTED))
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inline _LIBCPP_INLINE_VISIBILITY lldiv_t div(long long __x,
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long long __y) _NOEXCEPT {
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return ::lldiv(__x, __y);
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}
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#endif
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#endif // _LIBCPP_MSVCRT / __sun__
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} // extern "C++"
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#endif // __cplusplus
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#endif // _LIBCPP_STDLIB_H
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