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avutil/riscv: avoid redefinition of _GNU_SOURCE

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Add #ifndef to avoid potential redefinition of _GNU_SOURCE macro.

Signed-off-by: Levi Zim <rsworktech@outlook.com>
This commit is contained in:
Levi Zim
2025-08-19 11:16:45 +08:00
committed by Derek Buitenhuis
parent 70a6ad6c74
commit c2d17c4db8
1 changed files with 3 additions and 1 deletions
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4
libavutil/riscv/cpu.c
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@@ -18,7 +18,9 @@
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#define _GNU_SOURCE
#ifndef _GNU_SOURCE
# define _GNU_SOURCE
#endif
#include "libavutil/cpu.h"
#include "libavutil/cpu_internal.h"
#include "libavutil/macros.h"