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[git.git] / builtin-pack-objects.c

diff --git a/builtin-pack-objects.c b/builtin-pack-objects.c
index 24926db27a7b18738a3ee473eb499bf133295873..9b3ef94c4cea6eba9d79feb5c6647deb2e149daa 100644 (file)
--- a/builtin-pack-objects.c
+++ b/builtin-pack-objects.c
@@ -979,6 +979,8 @@ static void add_pbase_object(struct tree_desc *tree,
        int cmp;
 
        while (tree_entry(tree,&entry)) {
+               if (S_ISGITLINK(entry.mode))
+                       continue;
                cmp = tree_entry_len(entry.path, entry.sha1) != cmplen ? 1 :
                      memcmp(name, entry.path, cmplen);
                if (cmp > 0)
@@ -1354,6 +1356,9 @@ static int try_delta(struct unpacked *trg, struct unpacked *src,
        /* Load data if not already done */
        if (!trg->data) {
                trg->data = read_sha1_file(trg_entry->idx.sha1, &type, &sz);
+               if (!trg->data)
+                       die("object %s cannot be read",
+                           sha1_to_hex(trg_entry->idx.sha1));
                if (sz != trg_size)
                        die("object %s inconsistent object length (%lu vs %lu)",
                            sha1_to_hex(trg_entry->idx.sha1), sz, trg_size);
@@ -1361,6 +1366,9 @@ static int try_delta(struct unpacked *trg, struct unpacked *src,
        }
        if (!src->data) {
                src->data = read_sha1_file(src_entry->idx.sha1, &type, &sz);
+               if (!src->data)
+                       die("object %s cannot be read",
+                           sha1_to_hex(src_entry->idx.sha1));
                if (sz != src_size)
                        die("object %s inconsistent object length (%lu vs %lu)",
                            sha1_to_hex(src_entry->idx.sha1), sz, src_size);