Keep track of whether a pack is local or not

If we want to re-pack just local packfiles, we need to know whether a
particular object is local or not.
Signed-off-by: NLinus Torvalds <torvalds@osdl.org>
Signed-off-by: NJunio C Hamano <junkio@cox.net>

cache.h

@@ -313,6 +313,7 @@ extern struct packed_git {
 	void *pack_base;
 	unsigned int pack_last_used;
 	unsigned int pack_use_cnt;
+	int pack_local;
 	unsigned char sha1[20];
 	char pack_name[0]; /* something like ".git/objects/pack/xxxxx.pack" */
 } *packed_git;
@@ -352,7 +353,7 @@ extern struct packed_git *find_sha1_pack(const unsigned char *sha1,
 
 extern int use_packed_git(struct packed_git *);
 extern void unuse_packed_git(struct packed_git *);
-extern struct packed_git *add_packed_git(char *, int);
+extern struct packed_git *add_packed_git(char *, int, int);
 extern int num_packed_objects(const struct packed_git *p);
 extern int nth_packed_object_sha1(const struct packed_git *, int, unsigned char*);
 extern int find_pack_entry_one(const unsigned char *, struct pack_entry *, struct packed_git *);

sha1_file.c

@@ -416,7 +416,7 @@ int use_packed_git(struct packed_git *p)
 	return 0;
 }
 
-struct packed_git *add_packed_git(char *path, int path_len)
+struct packed_git *add_packed_git(char *path, int path_len, int local)
 {
 	struct stat st;
 	struct packed_git *p;
@@ -444,6 +444,7 @@ struct packed_git *add_packed_git(char *path, int path_len)
 	p->pack_base = NULL;
 	p->pack_last_used = 0;
 	p->pack_use_cnt = 0;
+	p->pack_local = local;
 	return p;
 }
 
@@ -484,7 +485,7 @@ void install_packed_git(struct packed_git *pack)
 	packed_git = pack;
 }
 
-static void prepare_packed_git_one(char *objdir)
+static void prepare_packed_git_one(char *objdir, int local)
 {
 	char path[PATH_MAX];
 	int len;
@@ -506,7 +507,7 @@ static void prepare_packed_git_one(char *objdir)
 
 		/* we have .idx.  Is it a file we can map? */
 		strcpy(path + len, de->d_name);
-		p = add_packed_git(path, len + namelen);
+		p = add_packed_git(path, len + namelen, local);
 		if (!p)
 			continue;
 		p->next = packed_git;
@@ -522,11 +523,11 @@ void prepare_packed_git(void)
 
 	if (run_once)
 		return;
-	prepare_packed_git_one(get_object_directory());
+	prepare_packed_git_one(get_object_directory(), 1);
 	prepare_alt_odb();
 	for (alt = alt_odb_list; alt; alt = alt->next) {
 		alt->name[0] = 0;
-		prepare_packed_git_one(alt->base);
+		prepare_packed_git_one(alt->base, 0);
 	}
 	run_once = 1;
 }

verify-pack.c

@@ -15,12 +15,12 @@ static int verify_one_pack(char *arg, int verbose)
 			len--;
 		}
 		/* Should name foo.idx now */
-		if ((g = add_packed_git(arg, len)))
+		if ((g = add_packed_git(arg, len, 1)))
 			break;
 		/* No?  did you name just foo? */
 		strcpy(arg + len, ".idx");
 		len += 4;
-		if ((g = add_packed_git(arg, len)))
+		if ((g = add_packed_git(arg, len, 1)))
 			break;
 		return error("packfile %s not found.", arg);
 	}