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authorLibravatar Jonathan Tan <jonathantanmy@google.com>2017-07-19 17:21:44 -0700
committerLibravatar Junio C Hamano <gitster@pobox.com>2017-07-20 14:54:08 -0700
commit092c55d0940420a705e0fa0708ec846babab6d3d (patch)
treec0dbe34f9a0ebb331459ac7fe428969aaa272226 /builtin/fsck.c
parentfsck: remove redundant parse_tree() invocation (diff)
downloadtgif-092c55d0940420a705e0fa0708ec846babab6d3d.tar.xz
object: remove "used" field from struct object
The "used" field in struct object is only used by builtin/fsck. Remove that field and modify builtin/fsck to use a flag instead. Signed-off-by: Jonathan Tan <jonathantanmy@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'builtin/fsck.c')
-rw-r--r--builtin/fsck.c24
1 files changed, 14 insertions, 10 deletions
diff --git a/builtin/fsck.c b/builtin/fsck.c
index 4ba311cdad..462b8643bc 100644
--- a/builtin/fsck.c
+++ b/builtin/fsck.c
@@ -19,6 +19,8 @@
#define REACHABLE 0x0001
#define SEEN 0x0002
#define HAS_OBJ 0x0004
+/* This flag is set if something points to this object. */
+#define USED 0x0008
static int show_root;
static int show_tags;
@@ -195,7 +197,7 @@ static int mark_used(struct object *obj, int type, void *data, struct fsck_optio
{
if (!obj)
return 1;
- obj->used = 1;
+ obj->flags |= USED;
return 0;
}
@@ -244,7 +246,7 @@ static void check_unreachable_object(struct object *obj)
}
/*
- * "!used" means that nothing at all points to it, including
+ * "!USED" means that nothing at all points to it, including
* other unreachable objects. In other words, it's the "tip"
* of some set of unreachable objects, usually a commit that
* got dropped.
@@ -255,7 +257,7 @@ static void check_unreachable_object(struct object *obj)
* deleted a branch by mistake, this is a prime candidate to
* start looking at, for example.
*/
- if (!obj->used) {
+ if (!(obj->flags & USED)) {
if (show_dangling)
printf("dangling %s %s\n", printable_type(obj),
describe_object(obj));
@@ -379,7 +381,8 @@ static int fsck_obj_buffer(const struct object_id *oid, enum object_type type,
errors_found |= ERROR_OBJECT;
return error("%s: object corrupt or missing", oid_to_hex(oid));
}
- obj->flags = HAS_OBJ;
+ obj->flags &= ~(REACHABLE | SEEN);
+ obj->flags |= HAS_OBJ;
return fsck_obj(obj);
}
@@ -397,7 +400,7 @@ static void fsck_handle_reflog_oid(const char *refname, struct object_id *oid,
add_decoration(fsck_walk_options.object_names,
obj,
xstrfmt("%s@{%"PRItime"}", refname, timestamp));
- obj->used = 1;
+ obj->flags |= USED;
mark_object_reachable(obj);
} else {
error("%s: invalid reflog entry %s", refname, oid_to_hex(oid));
@@ -445,7 +448,7 @@ static int fsck_handle_ref(const char *refname, const struct object_id *oid,
errors_found |= ERROR_REFS;
}
default_refs++;
- obj->used = 1;
+ obj->flags |= USED;
if (name_objects)
add_decoration(fsck_walk_options.object_names,
obj, xstrdup(refname));
@@ -513,7 +516,8 @@ static int fsck_loose(const struct object_id *oid, const char *path, void *data)
return 0; /* keep checking other objects */
}
- obj->flags = HAS_OBJ;
+ obj->flags &= ~(REACHABLE | SEEN);
+ obj->flags |= HAS_OBJ;
if (fsck_obj(obj))
errors_found |= ERROR_OBJECT;
return 0;
@@ -595,7 +599,7 @@ static int fsck_cache_tree(struct cache_tree *it)
errors_found |= ERROR_REFS;
return 1;
}
- obj->used = 1;
+ obj->flags |= USED;
if (name_objects)
add_decoration(fsck_walk_options.object_names,
obj, xstrdup(":"));
@@ -737,7 +741,7 @@ int cmd_fsck(int argc, const char **argv, const char *prefix)
continue;
}
- obj->used = 1;
+ obj->flags |= USED;
if (name_objects)
add_decoration(fsck_walk_options.object_names,
obj, xstrdup(arg));
@@ -774,7 +778,7 @@ int cmd_fsck(int argc, const char **argv, const char *prefix)
if (!blob)
continue;
obj = &blob->object;
- obj->used = 1;
+ obj->flags |= USED;
if (name_objects)
add_decoration(fsck_walk_options.object_names,
obj,