Allow the user to control the verbosity of merge-recursive.

diff --git a/sha1_file.c b/sha1_file.c
index 2a5be53faca4524f5a70e6e928044ba3aa402d8f..1b1c0f7b4dc814764ead5ba1af77070ed381110c 100644 (file)
--- a/sha1_file.c
+++ b/sha1_file.c
@@ -572,7 +572,8 @@ static void open_packed_git(struct packed_git *p)
                die("cannot set FD_CLOEXEC");
 
        /* Verify we recognize this pack file format. */
-       read_or_die(p->pack_fd, &hdr, sizeof(hdr));
+       if (read_in_full(p->pack_fd, &hdr, sizeof(hdr)) != sizeof(hdr))
+               die("file %s is far too short to be a packfile", p->pack_name);
        if (hdr.hdr_signature != htonl(PACK_SIGNATURE))
                die("file %s is not a GIT packfile", p->pack_name);
        if (!pack_version_ok(hdr.hdr_version))
@@ -588,7 +589,8 @@ static void open_packed_git(struct packed_git *p)
                        num_packed_objects(p));
        if (lseek(p->pack_fd, p->pack_size - sizeof(sha1), SEEK_SET) == -1)
                die("end of packfile %s is unavailable", p->pack_name);
-       read_or_die(p->pack_fd, sha1, sizeof(sha1));
+       if (read_in_full(p->pack_fd, sha1, sizeof(sha1)) != sizeof(sha1))
+               die("packfile %s signature is unavailable", p->pack_name);
        idx_sha1 = ((unsigned char *)p->index_base) + p->index_size - 40;
        if (hashcmp(sha1, idx_sha1))
                die("packfile %s does not match index", p->pack_name);