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-rw-r--r--commit.c40
1 files changed, 26 insertions, 14 deletions
diff --git a/commit.c b/commit.c
index b45118a..706c7cb 100644
--- a/commit.c
+++ b/commit.c
@@ -41,24 +41,14 @@ static unsigned long parse_commit_date(const char *buf)
return date;
}
-int parse_commit(struct commit *item)
+int parse_commit_buffer(struct commit *item, void *buffer, unsigned long size)
{
- char type[20];
- void * buffer, *bufptr;
- unsigned long size;
+ void *bufptr = buffer;
unsigned char parent[20];
+
if (item->object.parsed)
return 0;
item->object.parsed = 1;
- buffer = bufptr = read_sha1_file(item->object.sha1, type, &size);
- if (!buffer)
- return error("Could not read %s",
- sha1_to_hex(item->object.sha1));
- if (strcmp(type, commit_type)) {
- free(buffer);
- return error("Object %s not a commit",
- sha1_to_hex(item->object.sha1));
- }
get_sha1_hex(bufptr + 5, parent);
item->tree = lookup_tree(parent);
if (item->tree)
@@ -74,10 +64,32 @@ int parse_commit(struct commit *item)
bufptr += 48;
}
item->date = parse_commit_date(bufptr);
- free(buffer);
return 0;
}
+int parse_commit(struct commit *item)
+{
+ char type[20];
+ void *buffer;
+ unsigned long size;
+ int ret;
+
+ if (item->object.parsed)
+ return 0;
+ buffer = read_sha1_file(item->object.sha1, type, &size);
+ if (!buffer)
+ return error("Could not read %s",
+ sha1_to_hex(item->object.sha1));
+ if (strcmp(type, commit_type)) {
+ free(buffer);
+ return error("Object %s not a commit",
+ sha1_to_hex(item->object.sha1));
+ }
+ ret = parse_commit_buffer(item, buffer, size);
+ free(buffer);
+ return ret;
+}
+
void commit_list_insert(struct commit *item, struct commit_list **list_p)
{
struct commit_list *new_list = xmalloc(sizeof(struct commit_list));