| // SPDX-License-Identifier: (LGPL-2.1 OR BSD-2-Clause) |
| #undef _GNU_SOURCE |
| #include <string.h> |
| #include <stdio.h> |
| #include "str_error.h" |
| |
| /* make sure libbpf doesn't use kernel-only integer typedefs */ |
| #pragma GCC poison u8 u16 u32 u64 s8 s16 s32 s64 |
| |
| /* |
| * Wrapper to allow for building in non-GNU systems such as Alpine Linux's musl |
| * libc, while checking strerror_r() return to avoid having to check this in |
| * all places calling it. |
| */ |
| char *libbpf_strerror_r(int err, char *dst, int len) |
| { |
| int ret = strerror_r(err < 0 ? -err : err, dst, len); |
| if (ret) |
| snprintf(dst, len, "ERROR: strerror_r(%d)=%d", err, ret); |
| return dst; |
| } |