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[PATCH] delta check

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This adds knowledge of delta objects to fsck-cache and various object
parsing code.  A new switch to git-fsck-cache is provided to display the
maximum delta depth found in a repository.

Signed-off-by: Nicolas Pitre <nico@cam.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Nicolas Pitre
2005-05-20 16:59:17 -04:00
committed by Linus Torvalds
parent 91d7b8afc2
commit d1af002dc6
10 changed files with 202 additions and 6 deletions
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11
object.c
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@ -4,6 +4,7 @@
#include "commit.h"
#include "cache.h"
#include "tag.h"
#include "delta.h"
#include <stdlib.h>
#include <string.h>
@ -104,6 +105,7 @@ struct object *parse_object(unsigned char *sha1)
unsigned long mapsize;
void *map = map_sha1_file(sha1, &mapsize);
if (map) {
int is_delta;
struct object *obj;
char type[100];
unsigned long size;
@ -111,9 +113,14 @@ struct object *parse_object(unsigned char *sha1)
munmap(map, mapsize);
if (!buffer)
return NULL;
if (check_sha1_signature(sha1, buffer, size, type) < 0)
is_delta = !strcmp(type, "delta");
if (!is_delta && check_sha1_signature(sha1, buffer, size, type) < 0)
printf("sha1 mismatch %s\n", sha1_to_hex(sha1));
if (!strcmp(type, "blob")) {
if (is_delta) {
struct delta *delta = lookup_delta(sha1);
parse_delta_buffer(delta, buffer, size);
obj = (struct object *) delta;
} else if (!strcmp(type, "blob")) {
struct blob *blob = lookup_blob(sha1);
parse_blob_buffer(blob, buffer, size);
obj = &blob->object;