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//===-- Implementation of mktime function ---------------------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
#include "src/time/mktime.h"
#include "src/__support/common.h"
#include "src/__support/macros/config.h"
#include "src/time/time_constants.h"
#include "src/time/time_utils.h"
namespace LIBC_NAMESPACE_DECL {
LLVM_LIBC_FUNCTION(time_t, mktime, (struct tm * tm_out)) {
auto mktime_result = time_utils::mktime_internal(tm_out);
if (!mktime_result)
return time_utils::out_of_range();
time_t seconds = *mktime_result;
// Update the tm structure's year, month, day, etc. from seconds.
if (time_utils::update_from_seconds(seconds, tm_out) < 0)
return time_utils::out_of_range();
return seconds;
}
} // namespace LIBC_NAMESPACE_DECL
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