diff --git a/read-cache.c b/read-cache.c
index f76b5bb2e13a06fbc393a2344f0310ee5e702594..4e3e272ee409de66de2059a8be475fddcaa4dc28 100644 (file)
--- a/read-cache.c
+++ b/read-cache.c
mmap = xmmap(NULL, mmap_size, PROT_READ | PROT_WRITE, MAP_PRIVATE, fd, 0);
close(fd);
if (mmap == MAP_FAILED)
- die("unable to map index file");
+ die_errno("unable to map index file");
hdr = mmap;
if (verify_hdr(hdr, mmap_size) < 0)