1*4d6fc14bSjoerg// -*- C++ -*- 2*4d6fc14bSjoerg//===---------------------------- ctime -----------------------------------===// 3*4d6fc14bSjoerg// 4*4d6fc14bSjoerg// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 5*4d6fc14bSjoerg// See https://llvm.org/LICENSE.txt for license information. 6*4d6fc14bSjoerg// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 7*4d6fc14bSjoerg// 8*4d6fc14bSjoerg//===----------------------------------------------------------------------===// 9*4d6fc14bSjoerg 10*4d6fc14bSjoerg#ifndef _LIBCPP_CTIME 11*4d6fc14bSjoerg#define _LIBCPP_CTIME 12*4d6fc14bSjoerg 13*4d6fc14bSjoerg/* 14*4d6fc14bSjoerg ctime synopsis 15*4d6fc14bSjoerg 16*4d6fc14bSjoergMacros: 17*4d6fc14bSjoerg 18*4d6fc14bSjoerg NULL 19*4d6fc14bSjoerg CLOCKS_PER_SEC 20*4d6fc14bSjoerg TIME_UTC // C++17 21*4d6fc14bSjoerg 22*4d6fc14bSjoergnamespace std 23*4d6fc14bSjoerg{ 24*4d6fc14bSjoerg 25*4d6fc14bSjoergTypes: 26*4d6fc14bSjoerg 27*4d6fc14bSjoerg clock_t 28*4d6fc14bSjoerg size_t 29*4d6fc14bSjoerg time_t 30*4d6fc14bSjoerg tm 31*4d6fc14bSjoerg timespec // C++17 32*4d6fc14bSjoerg 33*4d6fc14bSjoergclock_t clock(); 34*4d6fc14bSjoergdouble difftime(time_t time1, time_t time0); 35*4d6fc14bSjoergtime_t mktime(tm* timeptr); 36*4d6fc14bSjoergtime_t time(time_t* timer); 37*4d6fc14bSjoergchar* asctime(const tm* timeptr); 38*4d6fc14bSjoergchar* ctime(const time_t* timer); 39*4d6fc14bSjoergtm* gmtime(const time_t* timer); 40*4d6fc14bSjoergtm* localtime(const time_t* timer); 41*4d6fc14bSjoergsize_t strftime(char* restrict s, size_t maxsize, const char* restrict format, 42*4d6fc14bSjoerg const tm* restrict timeptr); 43*4d6fc14bSjoergint timespec_get( struct timespec *ts, int base); // C++17 44*4d6fc14bSjoerg} // std 45*4d6fc14bSjoerg 46*4d6fc14bSjoerg*/ 47*4d6fc14bSjoerg 48*4d6fc14bSjoerg#include <__config> 49*4d6fc14bSjoerg#include <time.h> 50*4d6fc14bSjoerg 51*4d6fc14bSjoerg#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 52*4d6fc14bSjoerg#pragma GCC system_header 53*4d6fc14bSjoerg#endif 54*4d6fc14bSjoerg 55*4d6fc14bSjoerg// FIXME: 56*4d6fc14bSjoerg// Apple SDKs don't define ::timespec_get unconditionally in C++ mode. This 57*4d6fc14bSjoerg// should be fixed in future SDKs, but for the time being we need to avoid 58*4d6fc14bSjoerg// trying to use that declaration when the SDK doesn't provide it. Note that 59*4d6fc14bSjoerg// we're detecting this here instead of in <__config> because we can't include 60*4d6fc14bSjoerg// system headers from <__config>, since it leads to circular module dependencies. 61*4d6fc14bSjoerg// This is also meant to be a very temporary workaround until the SDKs are fixed. 62*4d6fc14bSjoerg#if defined(__APPLE__) 63*4d6fc14bSjoerg# include <sys/cdefs.h> 64*4d6fc14bSjoerg# if defined(_LIBCPP_HAS_TIMESPEC_GET) && (__DARWIN_C_LEVEL < __DARWIN_C_FULL) 65*4d6fc14bSjoerg# define _LIBCPP_HAS_TIMESPEC_GET_NOT_ACTUALLY_PROVIDED 66*4d6fc14bSjoerg# endif 67*4d6fc14bSjoerg#endif 68*4d6fc14bSjoerg 69*4d6fc14bSjoerg_LIBCPP_BEGIN_NAMESPACE_STD 70*4d6fc14bSjoerg 71*4d6fc14bSjoergusing ::clock_t; 72*4d6fc14bSjoergusing ::size_t; 73*4d6fc14bSjoergusing ::time_t; 74*4d6fc14bSjoergusing ::tm; 75*4d6fc14bSjoerg#if _LIBCPP_STD_VER > 14 && defined(_LIBCPP_HAS_TIMESPEC_GET) 76*4d6fc14bSjoergusing ::timespec; 77*4d6fc14bSjoerg#endif 78*4d6fc14bSjoergusing ::clock; 79*4d6fc14bSjoergusing ::difftime; 80*4d6fc14bSjoergusing ::mktime; 81*4d6fc14bSjoergusing ::time; 82*4d6fc14bSjoerg#ifndef _LIBCPP_HAS_NO_THREAD_UNSAFE_C_FUNCTIONS 83*4d6fc14bSjoergusing ::asctime; 84*4d6fc14bSjoergusing ::ctime; 85*4d6fc14bSjoergusing ::gmtime; 86*4d6fc14bSjoergusing ::localtime; 87*4d6fc14bSjoerg#endif 88*4d6fc14bSjoergusing ::strftime; 89*4d6fc14bSjoerg#if _LIBCPP_STD_VER > 14 && defined(_LIBCPP_HAS_TIMESPEC_GET) && !defined(_LIBCPP_HAS_TIMESPEC_GET_NOT_ACTUALLY_PROVIDED) 90*4d6fc14bSjoergusing ::timespec_get; 91*4d6fc14bSjoerg#endif 92*4d6fc14bSjoerg 93*4d6fc14bSjoerg_LIBCPP_END_NAMESPACE_STD 94*4d6fc14bSjoerg 95*4d6fc14bSjoerg#endif // _LIBCPP_CTIME 96