diff options
Diffstat (limited to 'sha1_file.c')
| -rw-r--r-- | sha1_file.c | 23 |
1 files changed, 18 insertions, 5 deletions
diff --git a/sha1_file.c b/sha1_file.c index 1d996a1990..4ea0b18d0a 100644 --- a/sha1_file.c +++ b/sha1_file.c @@ -2144,13 +2144,26 @@ static void *read_object(const unsigned char *sha1, enum object_type *type, return read_packed_sha1(sha1, type, size); } -void *read_sha1_file(const unsigned char *sha1, enum object_type *type, - unsigned long *size) +void *read_sha1_file_repl(const unsigned char *sha1, + enum object_type *type, + unsigned long *size, + const unsigned char **replacement) { - void *data = read_object(sha1, type, size); + const unsigned char *repl = lookup_replace_object(sha1); + void *data = read_object(repl, type, size); + + /* die if we replaced an object with one that does not exist */ + if (!data && repl != sha1) + die("replacement %s not found for %s", + sha1_to_hex(repl), sha1_to_hex(sha1)); + /* legacy behavior is to die on corrupted objects */ - if (!data && (has_loose_object(sha1) || has_packed_and_bad(sha1))) - die("object %s is corrupted", sha1_to_hex(sha1)); + if (!data && (has_loose_object(repl) || has_packed_and_bad(repl))) + die("object %s is corrupted", sha1_to_hex(repl)); + + if (replacement) + *replacement = repl; + return data; } |