dedup

commit 9e6393b24468ea6887fa8a703f4e4b4f939e53fb
parent 31bcb5d7c375ac842c005579961586d42e019e7b
Author: sin <sin@2f30.org>
Date:   Tue,  5 Mar 2019 12:02:40 +0000

Truncate cache before reloading it

Diffstat:
M
dedup.c
 | 
2
++

1 file changed, 2 insertions(+), 0 deletions(-)
diff --git a/dedup.c b/dedup.c
@@ -553,6 +553,8 @@ load_cache(void)
 	if (nr_entries != snap_hdr.st.nr_blks) {
 		if (verbose > 0)
 			fprintf(stderr, "Rebuilding cache\n");
+		if (ftruncate(cfd, 0) < 0)
+			err(1, "ftruncate");
 		xlseek(ifd, SNAP_HDR_SIZE, SEEK_SET);
 		walk_snap(reload_cache, NULL);
 		return;