diff options
| author | Reinhard Tartler <[email protected]> | 2010-05-19 08:03:22 +0000 |
|---|---|---|
| committer | Reinhard Tartler <[email protected]> | 2010-05-19 08:03:22 +0000 |
| commit | 1673bf86d6390cb3f7aaaae115264afa1dc41a14 (patch) | |
| tree | ef02439ede9f0b29e3154850e6f8712fe617f99b /libavutil/error.c | |
| parent | 0db6f6cfedaea5e1cbda35239023c06c5648ff3c (diff) | |
Make av_strerror() return -1 even in the case when av_strerror_r() is
not defined.
This allows applications to check if av_strerror() cannot provide a
meaningful representation for the provided error code, without having
to actually check the filled string.
backport r23031 by stefano
Originally committed as revision 23174 to svn://svn.ffmpeg.org/ffmpeg/branches/0.6
Diffstat (limited to 'libavutil/error.c')
| -rw-r--r-- | libavutil/error.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/libavutil/error.c b/libavutil/error.c index 3dd38a351c..b6d6019061 100644 --- a/libavutil/error.c +++ b/libavutil/error.c @@ -36,8 +36,10 @@ int av_strerror(int errnum, char *errbuf, size_t errbuf_size) } else { #if HAVE_STRERROR_R ret = strerror_r(AVUNERROR(errnum), errbuf, errbuf_size); +#else + ret = -1; #endif - if (!HAVE_STRERROR_R || ret < 0) + if (ret < 0) snprintf(errbuf, errbuf_size, "Error number %d occurred", errnum); } |