read_blob_data_from_index(): optionally return the size of blob data

This allows for optionally getting the size of the returned data and
will be used in a follow-up patch.

Signed-off-by: Lukas Fleischer <git@cryptocrack.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Lukas Fleischer
2013-04-13 15:28:31 +02:00
committed by Junio C Hamano
parent 29fb37b272
commit ff36682505
3 changed files with 6 additions and 4 deletions

2
attr.c
View File

@ -387,7 +387,7 @@ static struct attr_stack *read_attr_from_index(const char *path, int macro_ok)
char *buf, *sp;
int lineno = 0;
buf = read_blob_data_from_index(use_index ? use_index : &the_index, path);
buf = read_blob_data_from_index(use_index ? use_index : &the_index, path, NULL);
if (!buf)
return NULL;