[PATCH 1/3] Make av_strerror() return -1 even in the case when av_strerror_r() is not defined.

[Stefano Sabatini]

---
 libavutil/error.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/libavutil/error.c b/libavutil/error.c
index 3dd38a3..cb9a73c 100644
--- a/libavutil/error.c
+++ b/libavutil/error.c
@@ -34,10 +34,11 @@ int av_strerror(int errnum, char *errbuf, size_t errbuf_size)
     if (errstr) {
         av_strlcpy(errbuf, errstr, errbuf_size);
     } else {
+        ret = -1;
 #if HAVE_STRERROR_R
         ret = strerror_r(AVUNERROR(errnum), errbuf, errbuf_size);
 #endif
-        if (!HAVE_STRERROR_R || ret < 0)
+        if (ret < 0)
             snprintf(errbuf, errbuf_size, "Error number %d occurred", errnum);
     }
 
-- 
1.7.0


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