add tests of commit --squash

diff --git a/sha1_file.c b/sha1_file.c
index 50259556b8bbda00073d3aaa161228ab34952e2a..0cd9435619f1e0637584289b45d52c1cdd8a9460 100644 (file)
--- a/sha1_file.c
+++ b/sha1_file.c
@@ -601,6 +601,14 @@ void unuse_pack(struct pack_window **w_cursor)
        }
 }
 
+void close_pack_index(struct packed_git *p)
+{
+       if (p->index_data) {
+               munmap((void *)p->index_data, p->index_size);
+               p->index_data = NULL;
+       }
+}
+
 /*
  * This is used by git-repack in case a newly created pack happens to
  * contain the same set of objects as an existing one.  In that case
@@ -622,8 +630,7 @@ void free_pack_by_name(const char *pack_name)
                        close_pack_windows(p);
                        if (p->pack_fd != -1)
                                close(p->pack_fd);
-                       if (p->index_data)
-                               munmap((void *)p->index_data, p->index_size);
+                       close_pack_index(p);
                        free(p->bad_object_sha1);
                        *pp = p->next;
                        free(p);
@@ -833,9 +840,8 @@ struct packed_git *add_packed_git(const char *path, int path_len, int local)
        return p;
 }
 
-struct packed_git *parse_pack_index(unsigned char *sha1)
+struct packed_git *parse_pack_index(unsigned char *sha1, const char *idx_path)
 {
-       const char *idx_path = sha1_pack_index_name(sha1);
        const char *path = sha1_pack_name(sha1);
        struct packed_git *p = alloc_packed_git(strlen(path) + 1);
 
@@ -2080,6 +2086,7 @@ void *read_sha1_file_repl(const unsigned char *sha1,
 {
        const unsigned char *repl = lookup_replace_object(sha1);
        void *data = read_object(repl, type, size);
+       char *path;
 
        /* die if we replaced an object with one that does not exist */
        if (!data && repl != sha1)
@@ -2087,8 +2094,16 @@ void *read_sha1_file_repl(const unsigned char *sha1,
                    sha1_to_hex(repl), sha1_to_hex(sha1));
 
        /* legacy behavior is to die on corrupted objects */
-       if (!data && (has_loose_object(repl) || has_packed_and_bad(repl)))
-               die("object %s is corrupted", sha1_to_hex(repl));
+       if (!data) {
+               if (has_loose_object(repl)) {
+                       path = sha1_file_name(sha1);
+                       die("loose object %s (stored in %s) is corrupted", sha1_to_hex(repl), path);
+               }
+               if (has_packed_and_bad(repl)) {
+                       path = sha1_pack_name(sha1);
+                       die("packed object %s (stored in %s) is corrupted", sha1_to_hex(repl), path);
+               }
+       }
 
        if (replacement)
                *replacement = repl;
@@ -2519,3 +2534,13 @@ int read_pack_header(int fd, struct pack_header *header)
                return PH_ERROR_PROTOCOL;
        return 0;
 }
+
+void assert_sha1_type(const unsigned char *sha1, enum object_type expect)
+{
+       enum object_type type = sha1_object_info(sha1, NULL);
+       if (type < 0)
+               die("%s is not a valid object", sha1_to_hex(sha1));
+       if (type != expect)
+               die("%s is not a valid '%s' object", sha1_to_hex(sha1),
+                   typename(expect));
+}