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