Nikolas Klauser 3dc1f759e6
[libc++][C++03] Remove code that is not used in C++03 (#134045)
This patch removes code which is guarded by `_LIBCPP_STD_VER` and
`_LIBCPP_CXX03_LANG`.

This is part of
https://discourse.llvm.org/t/rfc-freezing-c-03-headers-in-libc.
2025-05-06 09:53:56 +02:00

81 lines
2.0 KiB
C++

// -*- C++ -*-
//===----------------------------------------------------------------------===//
//
// 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___CXX03_CTIME
#define _LIBCPP___CXX03_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 <__cxx03/__config>
// <time.h> is not provided by libc++
#if __has_include(<time.h>)
# include <time.h>
# ifdef _LIBCPP___CXX03_TIME_H
# error "If libc++ starts defining <time.h>, the __has_include check should move to libc++'s <time.h>"
# endif
#endif
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
# pragma GCC system_header
#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;
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;
_LIBCPP_END_NAMESPACE_STD
#endif // _LIBCPP___CXX03_CTIME