llvm-project
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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-exception
6//
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
13#include <stddef.h>
14
15namespace LIBC_NAMESPACE {
16
17// This is the gnu version of strerror_r. The XSI version may be added later.
18LLVM_LIBC_FUNCTION(char *, strerror_r,
19(int err_num, char *buf, size_t buflen)) {
20return const_cast<char *>(get_error_string(err_num, {buf, buflen}).data());
21}
22
23} // namespace LIBC_NAMESPACE
24