| //===-- Implementation of fwrite and fwrite_unlocked ------------*- 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 |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "src/stdio/fwrite.h" |
| #include "src/stdio/FILE.h" |
| #include "src/threads/mtx_lock.h" |
| #include "src/threads/mtx_unlock.h" |
| |
| namespace __llvm_libc { |
| |
| size_t fwrite_unlocked(const void *__restrict ptr, size_t size, size_t nmeb, |
| __llvm_libc::FILE *__restrict stream) { |
| return stream->write(stream, reinterpret_cast<const char *>(ptr), |
| size * nmeb); |
| } |
| |
| size_t fwrite(const void *__restrict ptr, size_t size, size_t nmeb, |
| __llvm_libc::FILE *__restrict stream) { |
| __llvm_libc::mtx_lock(&stream->lock); |
| size_t written = fwrite_unlocked(ptr, size, nmeb, stream); |
| __llvm_libc::mtx_unlock(&stream->lock); |
| return written; |
| } |
| |
| } // namespace __llvm_libc |