| // -*- C++ -*- |
| //===---------------------------- ctime -----------------------------------===// |
| // |
| // 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 |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef _LIBCPP_CTIME |
| #define _LIBCPP_CTIME |
| |
| /* |
| ctime synopsis |
| |
| Macros: |
| |
| NULL |
| CLOCKS_PER_SEC |
| TIME_UTC // C++17 |
| |
| namespace std |
| { |
| |
| Types: |
| |
| clock_t |
| size_t |
| time_t |
| tm |
| timespec // C++17 |
| |
| clock_t clock(); |
| double difftime(time_t time1, time_t time0); |
| time_t mktime(tm* timeptr); |
| time_t time(time_t* timer); |
| char* asctime(const tm* timeptr); |
| char* ctime(const time_t* timer); |
| tm* gmtime(const time_t* timer); |
| tm* localtime(const time_t* timer); |
| size_t strftime(char* restrict s, size_t maxsize, const char* restrict format, |
| const tm* restrict timeptr); |
| int timespec_get( struct timespec *ts, int base); // C++17 |
| } // std |
| |
| */ |
| |
| #include <__config> |
| #include <time.h> |
| |
| #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) |
| #pragma GCC system_header |
| #endif |
| |
| // FIXME: |
| // Apple SDKs don't define ::timespec_get unconditionally in C++ mode. This |
| // should be fixed in future SDKs, but for the time being we need to avoid |
| // trying to use that declaration when the SDK doesn't provide it. Note that |
| // we're detecting this here instead of in <__config> because we can't include |
| // system headers from <__config>, since it leads to circular module dependencies. |
| // This is also meant to be a very temporary workaround until the SDKs are fixed. |
| #if defined(__APPLE__) && !__has_attribute(using_if_exists) |
| # include <sys/cdefs.h> |
| # if defined(_LIBCPP_HAS_TIMESPEC_GET) && (__DARWIN_C_LEVEL < __DARWIN_C_FULL) |
| # define _LIBCPP_HAS_TIMESPEC_GET_NOT_ACTUALLY_PROVIDED |
| # endif |
| #endif |
| |
| _LIBCPP_BEGIN_NAMESPACE_STD |
| |
| using ::clock_t _LIBCPP_USING_IF_EXISTS; |
| using ::size_t _LIBCPP_USING_IF_EXISTS; |
| using ::time_t _LIBCPP_USING_IF_EXISTS; |
| using ::tm _LIBCPP_USING_IF_EXISTS; |
| #if _LIBCPP_STD_VER > 14 && defined(_LIBCPP_HAS_TIMESPEC_GET) |
| using ::timespec _LIBCPP_USING_IF_EXISTS; |
| #endif |
| using ::clock _LIBCPP_USING_IF_EXISTS; |
| using ::difftime _LIBCPP_USING_IF_EXISTS; |
| using ::mktime _LIBCPP_USING_IF_EXISTS; |
| using ::time _LIBCPP_USING_IF_EXISTS; |
| using ::asctime _LIBCPP_USING_IF_EXISTS; |
| using ::ctime _LIBCPP_USING_IF_EXISTS; |
| using ::gmtime _LIBCPP_USING_IF_EXISTS; |
| using ::localtime _LIBCPP_USING_IF_EXISTS; |
| using ::strftime _LIBCPP_USING_IF_EXISTS; |
| #if _LIBCPP_STD_VER > 14 && defined(_LIBCPP_HAS_TIMESPEC_GET) && !defined(_LIBCPP_HAS_TIMESPEC_GET_NOT_ACTUALLY_PROVIDED) |
| using ::timespec_get _LIBCPP_USING_IF_EXISTS; |
| #endif |
| |
| _LIBCPP_END_NAMESPACE_STD |
| |
| #endif // _LIBCPP_CTIME |