| b.liu | e958203 | 2025-04-17 19:18:16 +0800 | [diff] [blame^] | 1 | // SPDX-License-Identifier: (LGPL-2.1 OR BSD-2-Clause) |
| 2 | #undef _GNU_SOURCE |
| 3 | #include <string.h> |
| 4 | #include <stdio.h> |
| 5 | #include "str_error.h" |
| 6 | |
| 7 | /* |
| 8 | * Wrapper to allow for building in non-GNU systems such as Alpine Linux's musl |
| 9 | * libc, while checking strerror_r() return to avoid having to check this in |
| 10 | * all places calling it. |
| 11 | */ |
| 12 | char *libbpf_strerror_r(int err, char *dst, int len) |
| 13 | { |
| 14 | int ret = strerror_r(err < 0 ? -err : err, dst, len); |
| 15 | if (ret) |
| 16 | snprintf(dst, len, "ERROR: strerror_r(%d)=%d", err, ret); |
| 17 | return dst; |
| 18 | } |