It should be used to mark codepath that can be reached only through
programming error.
---
libavutil/error.c | 1 +
libavutil/error.h | 1 +
2 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/libavutil/error.c b/libavutil/error.c
index ddcc038..8d90861 100644
--- a/libavutil/error.c
+++ b/libavutil/error.c
@@ -38,6 +38,7 @@ int av_strerror(int errnum, char *errbuf, size_t errbuf_size)
case AVERROR_PATCHWELCOME: errstr = "Not yet implemented in Libav,
patches welcome"; break;
case AVERROR_PROTOCOL_NOT_FOUND:errstr = "Protocol not found"
; break;
case AVERROR_STREAM_NOT_FOUND: errstr = "Stream not found"
; break;
+ case AVERROR_UNREACHABLE: errstr = "Unreachable code reached, please
report the issue"; break;
}
if (errstr) {
diff --git a/libavutil/error.h b/libavutil/error.h
index 8ed7734..0d1c8ef 100644
--- a/libavutil/error.h
+++ b/libavutil/error.h
@@ -57,6 +57,7 @@
#define AVERROR_PATCHWELCOME (-MKTAG( 'P','A','W','E')) ///< Not yet
implemented in Libav, patches welcome
#define AVERROR_PROTOCOL_NOT_FOUND (-MKTAG(0xF8,'P','R','O')) ///< Protocol
not found
#define AVERROR_STREAM_NOT_FOUND (-MKTAG(0xF8,'S','T','R')) ///< Stream not
found
+#define AVERROR_UNREACHABLE (-MKTAG( 'U','N','C','O')) ///< Unreachable
code reached, please report the issue
/**
* Put a description of the AVERROR code errnum in errbuf.
--
1.7.8.rc1
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