mp3: Forward seeking errors

[ffmpeg] / libavutil / atomic.c

diff --git a/libavutil/atomic.c b/libavutil/atomic.c
index add489a26e724c979a4629b0b48d0117e5aa2620..83740396d4a2f204b46b2d921366c4ca7ddfbe79 100644 (file)
--- a/libavutil/atomic.c
+++ b/libavutil/atomic.c
@@ -18,6 +18,7 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
+#include "config.h"
 #include "atomic.h"
 
 #if !HAVE_ATOMICS_NATIVE
@@ -96,13 +97,16 @@ void *avpriv_atomic_ptr_cas(void * volatile *ptr, void *oldval, void *newval)
     return *ptr;
 }
 
-#else
+#else /* HAVE_THREADS */
 
+/* This should never trigger, unless a new threading implementation
+ * without correct atomics dependencies in configure or a corresponding
+ * atomics implementation is added. */
 #error "Threading is enabled, but there is no implementation of atomic operations available"
 
 #endif /* HAVE_PTHREADS */
 
-#endif /* !HAVE_MEMORYBARRIER && !HAVE_SYNC_VAL_COMPARE_AND_SWAP && !HAVE_MACHINE_RW_BARRIER */
+#endif /* !HAVE_ATOMICS_NATIVE */
 
 #ifdef TEST
 #include <assert.h>