| //===-- Implementation of fread_unlocked ----------------------------------===// |
| // |
| // 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/fread_unlocked.h" |
| #include "src/__support/File/file.h" |
| |
| #include "src/errno/libc_errno.h" |
| #include <stdio.h> |
| |
| namespace LIBC_NAMESPACE { |
| |
| LLVM_LIBC_FUNCTION(size_t, fread_unlocked, |
| (void *__restrict buffer, size_t size, size_t nmemb, |
| ::FILE *stream)) { |
| if (size == 0 || nmemb == 0) |
| return 0; |
| auto result = reinterpret_cast<LIBC_NAMESPACE::File *>(stream)->read_unlocked( |
| buffer, size * nmemb); |
| if (result.has_error()) |
| libc_errno = result.error; |
| return result.value / size; |
| } |
| |
| } // namespace LIBC_NAMESPACE |