Merge branch 'lh/merge'

[git.git] / sha1_file.c

diff --git a/sha1_file.c b/sha1_file.c
index aca741b79ce3cdc28f0eb5bdc6848ddba6da8f35..5801c3e71b43d80f7d65b21b100775b23455f533 100644 (file)
--- a/sha1_file.c
+++ b/sha1_file.c
@@ -497,7 +497,7 @@ static int check_packed_git_idx(const char *path,  struct packed_git *p)
                 */
                if (idx_size != 4*256 + nr * 24 + 20 + 20) {
                        munmap(idx_map, idx_size);
-                       return error("wrong index file size in %s", path);
+                       return error("wrong index v1 file size in %s", path);
                }
        } else if (version == 2) {
                /*
@@ -519,7 +519,7 @@ static int check_packed_git_idx(const char *path,  struct packed_git *p)
                        max_size += (nr - 1)*8;
                if (idx_size < min_size || idx_size > max_size) {
                        munmap(idx_map, idx_size);
-                       return error("wrong index file size in %s", path);
+                       return error("wrong index v2 file size in %s", path);
                }
                if (idx_size != min_size) {
                        /* make sure we can deal with large pack offsets */
@@ -1570,6 +1570,10 @@ static void *unpack_delta_entry(struct packed_git *p,
                    (uintmax_t)base_offset, p->pack_name);
 
        delta_data = unpack_compressed_entry(p, w_curs, curpos, delta_size);
+       if (!delta_data)
+               die("failed to unpack compressed delta"
+                   " at %"PRIuMAX" from %s",
+                   (uintmax_t)curpos, p->pack_name);
        result = patch_delta(base, base_size,
                             delta_data, delta_size,
                             sizep);
@@ -1680,22 +1684,22 @@ off_t find_pack_entry_one(const unsigned char *sha1,
        return 0;
 }
 
-static int matches_pack_name(struct packed_git *p, const char *ig)
+int matches_pack_name(struct packed_git *p, const char *name)
 {
        const char *last_c, *c;
 
-       if (!strcmp(p->pack_name, ig))
-               return 0;
+       if (!strcmp(p->pack_name, name))
+               return 1;
 
        for (c = p->pack_name, last_c = c; *c;)
                if (*c == '/')
                        last_c = ++c;
                else
                        ++c;
-       if (!strcmp(last_c, ig))
-               return 0;
+       if (!strcmp(last_c, name))
+               return 1;
 
-       return 1;
+       return 0;
 }
 
 static int find_pack_entry(const unsigned char *sha1, struct pack_entry *e, const char **ignore_packed)
@@ -1713,7 +1717,7 @@ static int find_pack_entry(const unsigned char *sha1, struct pack_entry *e, cons
                if (ignore_packed) {
                        const char **ig;
                        for (ig = ignore_packed; *ig; ig++)
-                               if (!matches_pack_name(p, *ig))
+                               if (matches_pack_name(p, *ig))
                                        break;
                        if (*ig)
                                goto next;