| //===-- Implementation of fputs -------------------------------------------===// |
| // |
| // 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/fputs.h" |
| #include "src/__support/CPP/string_view.h" |
| #include "src/__support/File/file.h" |
| |
| #include "src/errno/libc_errno.h" |
| #include <stdio.h> |
| |
| namespace __llvm_libc { |
| |
| LLVM_LIBC_FUNCTION(int, fputs, |
| (const char *__restrict str, ::FILE *__restrict stream)) { |
| cpp::string_view str_view(str); |
| |
| auto result = reinterpret_cast<__llvm_libc::File *>(stream)->write( |
| str, str_view.size()); |
| if (result.has_error()) |
| libc_errno = result.error; |
| size_t written = result.value; |
| |
| if (str_view.size() != written) { |
| // The stream should be in an error state in this case. |
| return EOF; |
| } |
| return 0; |
| } |
| |
| } // namespace __llvm_libc |