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git/blob.c
Daniel Barkalow a510bfaa8c [PATCH] Mark blobs as parsed when they're actually parsed
This eliminates the special case for blobs versus other types of
objects. Now the scheme is entirely regular and I won't introduce stupid
bugs. (And fsck-cache doesn't have to do the do-nothing parse)

Signed-Off-By: Daniel Barkalow <barkalow@iabervon.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2005-04-28 07:46:33 -07:00

42 lines
1.1 KiB
C

#include "blob.h"
#include "cache.h"
#include <stdlib.h>
const char *blob_type = "blob";
struct blob *lookup_blob(unsigned char *sha1)
{
struct object *obj = lookup_object(sha1);
if (!obj) {
struct blob *ret = xmalloc(sizeof(struct blob));
memset(ret, 0, sizeof(struct blob));
created_object(sha1, &ret->object);
ret->object.type = blob_type;
return ret;
}
if (obj->type != blob_type) {
error("Object %s is a %s, not a blob",
sha1_to_hex(sha1), obj->type);
return NULL;
}
return (struct blob *) obj;
}
int parse_blob(struct blob *item)
{
char type[20];
void *buffer;
unsigned long size;
if (item->object.parsed)
return 0;
item->object.parsed = 1;
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, blob_type))
return error("Object %s not a blob",
sha1_to_hex(item->object.sha1));
return 0;
}