| //===-- Implementation of ftello ------------------------------------------===// |
| // |
| // 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/ftello.h" |
| #include "src/__support/File/file.h" |
| |
| #include "src/errno/libc_errno.h" |
| |
| namespace LIBC_NAMESPACE { |
| |
| LLVM_LIBC_FUNCTION(off_t, ftello, (::FILE * stream)) { |
| auto result = reinterpret_cast<LIBC_NAMESPACE::File *>(stream)->tell(); |
| if (!result.has_value()) { |
| libc_errno = result.error(); |
| return -1; |
| } |
| return result.value(); |
| } |
| |
| } // namespace LIBC_NAMESPACE |