1 //===-- Implementation of difftime function -------------------------------===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 #include "src/time/difftime.h" 10 #include "src/__support/common.h" 11 #include "src/__support/macros/config.h" 12 13 namespace LIBC_NAMESPACE_DECL { 14 15 LLVM_LIBC_FUNCTION(double, difftime, (time_t end, time_t beginning)) { 16 return static_cast<double>(end - beginning); 17 } 18 19 } // namespace LIBC_NAMESPACE_DECL 20