25 lines · cpp
1//===-- Implementation of strerror_r --------------------------------------===//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-exception6//7//===----------------------------------------------------------------------===//8 9#include "src/string/strerror_r.h"10#include "src/__support/StringUtil/error_to_string.h"11#include "src/__support/common.h"12#include "src/__support/macros/config.h"13 14#include <stddef.h>15 16namespace LIBC_NAMESPACE_DECL {17 18// This is the gnu version of strerror_r. The XSI version may be added later.19LLVM_LIBC_FUNCTION(char *, strerror_r,20 (int err_num, char *buf, size_t buflen)) {21 return const_cast<char *>(get_error_string(err_num, {buf, buflen}).data());22}23 24} // namespace LIBC_NAMESPACE_DECL25