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Diffstat (limited to 'src/vu-rewrite-head.c')
| -rw-r--r-- | src/vu-rewrite-head.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/vu-rewrite-head.c b/src/vu-rewrite-head.c index e7663c8..47d14ae 100644 --- a/src/vu-rewrite-head.c +++ b/src/vu-rewrite-head.c @@ -50,6 +50,8 @@ rewrite(struct stream *stream, int frames_auto) eprintf("ftruncate %s:", stream->file); data = mmap(0, length + (size_t)headlen, PROT_READ | PROT_WRITE, MAP_PRIVATE, stream->fd, 0); + if (data == MAP_FAILED) + eprintf("mmap %s:", stream->file); if (headlen != stream->headlen) memmove(data + headlen, data + stream->headlen, length); memcpy(data, head, (size_t)headlen); |