1 //===-- Implementation of flockfile ---------------------------------------===// 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/stdio/flockfile.h" 10 #include "src/__support/File/file.h" 11 #include "src/__support/macros/config.h" 12 13 #include "hdr/types/FILE.h" 14 15 namespace LIBC_NAMESPACE_DECL { 16 17 LLVM_LIBC_FUNCTION(void, flockfile, (::FILE * stream)) { 18 reinterpret_cast<LIBC_NAMESPACE::File *>(stream)->lock(); 19 } 20 21 } // namespace LIBC_NAMESPACE_DECL 22