This avoids a -Wstringop-truncation warning from GCC which takes
issue with the fact that the destination might not be NUL terminated.
Signed-off-by: Andreas Rheinhardt <andreas.rheinha...@outlook.com>
---
libavformat/argo_asf.c | 20 +++++++-------------
1 file changed, 7 insertions(+), 13 deletions(-)
diff --git a/libavformat/argo_asf.c b/libavformat/argo_asf.c
index 5adafb7230..0ef970df8a 100644
--- a/libavformat/argo_asf.c
+++ b/libavformat/argo_asf.c
@@ -356,25 +356,19 @@ static int argo_asf_write_header(AVFormatContext *s)
.num_chunks = 1,
.chunk_offset = ASF_FILE_HEADER_SIZE
};
+ const char *name = ctx->name, *end;
+ size_t len;
/*
* If the user specified a name, use it as is. Otherwise take the
* basename and lop off the extension (if any).
*/
- if (ctx->name) {
- strncpy(fhdr.name, ctx->name, sizeof(fhdr.name));
- } else {
- const char *start = av_basename(s->url);
- const char *end = strrchr(start, '.');
- size_t len;
-
- if (end)
- len = end - start;
- else
- len = strlen(start);
+ if (name || !(end = strrchr(name = av_basename(s->url), '.'))) {
+ len = strlen(name);
+ } else
+ len = end - name;
- memcpy(fhdr.name, start, FFMIN(len, sizeof(fhdr.name)));
- }
+ memcpy(fhdr.name, name, FFMIN(len, sizeof(fhdr.name)));
chdr.num_blocks = 0;
chdr.num_samples = ASF_SAMPLE_COUNT;
--
2.30.2
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