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Diffstat (limited to 'builtin/fsck.c')
-rw-r--r--builtin/fsck.c77
1 files changed, 34 insertions, 43 deletions
diff --git a/builtin/fsck.c b/builtin/fsck.c
index b5e13a4556..a92f448186 100644
--- a/builtin/fsck.c
+++ b/builtin/fsck.c
@@ -1,5 +1,6 @@
#include "builtin.h"
#include "cache.h"
+#include "config.h"
#include "commit.h"
#include "tree.h"
#include "blob.h"
@@ -18,6 +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;
@@ -167,18 +170,7 @@ static void mark_object_reachable(struct object *obj)
static int traverse_one_object(struct object *obj)
{
- int result;
- struct tree *tree = NULL;
-
- if (obj->type == OBJ_TREE) {
- tree = (struct tree *)obj;
- if (parse_tree(tree) < 0)
- return 1; /* error already displayed */
- }
- result = fsck_walk(obj, obj, &fsck_walk_options);
- if (tree)
- free_tree_buffer(tree);
- return result;
+ return fsck_walk(obj, obj, &fsck_walk_options);
}
static int traverse_reachable(void)
@@ -205,7 +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;
}
@@ -254,7 +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.
@@ -265,7 +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));
@@ -280,8 +272,7 @@ static void check_unreachable_object(struct object *obj)
free(filename);
return;
}
- if (!(f = fopen(filename, "w")))
- die_errno("Could not open '%s'", filename);
+ f = xfopen(filename, "w");
if (obj->type == OBJ_BLOB) {
if (stream_blob_to_fd(fileno(f), &obj->oid, NULL, 1))
die_errno("Could not write '%s'", filename);
@@ -377,7 +368,7 @@ static int fsck_obj(struct object *obj)
return 0;
}
-static int fsck_obj_buffer(const unsigned char *sha1, enum object_type type,
+static int fsck_obj_buffer(const struct object_id *oid, enum object_type type,
unsigned long size, void *buffer, int *eaten)
{
/*
@@ -385,19 +376,20 @@ static int fsck_obj_buffer(const unsigned char *sha1, enum object_type type,
* verify_packfile(), data_valid variable for details.
*/
struct object *obj;
- obj = parse_object_buffer(sha1, type, size, buffer, eaten);
+ obj = parse_object_buffer(oid, type, size, buffer, eaten);
if (!obj) {
errors_found |= ERROR_OBJECT;
- return error("%s: object corrupt or missing", sha1_to_hex(sha1));
+ 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);
}
static int default_refs;
static void fsck_handle_reflog_oid(const char *refname, struct object_id *oid,
- unsigned long timestamp)
+ timestamp_t timestamp)
{
struct object *obj;
@@ -407,8 +399,8 @@ static void fsck_handle_reflog_oid(const char *refname, struct object_id *oid,
if (timestamp && name_objects)
add_decoration(fsck_walk_options.object_names,
obj,
- xstrfmt("%s@{%ld}", refname, timestamp));
- obj->used = 1;
+ xstrfmt("%s@{%"PRItime"}", refname, timestamp));
+ obj->flags |= USED;
mark_object_reachable(obj);
} else {
error("%s: invalid reflog entry %s", refname, oid_to_hex(oid));
@@ -418,7 +410,7 @@ static void fsck_handle_reflog_oid(const char *refname, struct object_id *oid,
}
static int fsck_handle_reflog_ent(struct object_id *ooid, struct object_id *noid,
- const char *email, unsigned long timestamp, int tz,
+ const char *email, timestamp_t timestamp, int tz,
const char *message, void *cb_data)
{
const char *refname = cb_data;
@@ -444,7 +436,7 @@ static int fsck_handle_ref(const char *refname, const struct object_id *oid,
{
struct object *obj;
- obj = parse_object(oid->hash);
+ obj = parse_object(oid);
if (!obj) {
error("%s: invalid sha1 pointer %s", refname, oid_to_hex(oid));
errors_found |= ERROR_REACHABLE;
@@ -456,7 +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));
@@ -506,7 +498,7 @@ static struct object *parse_loose_object(const struct object_id *oid,
if (!contents && type != OBJ_BLOB)
die("BUG: read_loose_object streamed a non-blob");
- obj = parse_object_buffer(oid->hash, type, size, contents, &eaten);
+ obj = parse_object_buffer(oid, type, size, contents, &eaten);
if (!eaten)
free(contents);
@@ -524,7 +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;
@@ -537,7 +530,7 @@ static int fsck_cruft(const char *basename, const char *path, void *data)
return 0;
}
-static int fsck_subdir(int nr, const char *path, void *progress)
+static int fsck_subdir(unsigned int nr, const char *path, void *progress)
{
display_progress(progress, nr + 1);
return 0;
@@ -599,14 +592,14 @@ static int fsck_cache_tree(struct cache_tree *it)
fprintf(stderr, "Checking cache tree\n");
if (0 <= it->entry_count) {
- struct object *obj = parse_object(it->sha1);
+ struct object *obj = parse_object(&it->oid);
if (!obj) {
error("%s: invalid sha1 pointer in cache-tree",
- sha1_to_hex(it->sha1));
+ oid_to_hex(&it->oid));
errors_found |= ERROR_REFS;
return 1;
}
- obj->used = 1;
+ obj->flags |= USED;
if (name_objects)
add_decoration(fsck_walk_options.object_names,
obj, xstrdup(":"));
@@ -667,7 +660,7 @@ static struct option fsck_opts[] = {
int cmd_fsck(int argc, const char **argv, const char *prefix)
{
- int i, heads;
+ int i;
struct alternate_object_database *alt;
errors_found = 0;
@@ -735,25 +728,23 @@ int cmd_fsck(int argc, const char **argv, const char *prefix)
}
}
- heads = 0;
for (i = 0; i < argc; i++) {
const char *arg = argv[i];
- unsigned char sha1[20];
- if (!get_sha1(arg, sha1)) {
- struct object *obj = lookup_object(sha1);
+ struct object_id oid;
+ if (!get_oid(arg, &oid)) {
+ struct object *obj = lookup_object(oid.hash);
if (!obj || !(obj->flags & HAS_OBJ)) {
- error("%s: object missing", sha1_to_hex(sha1));
+ error("%s: object missing", oid_to_hex(&oid));
errors_found |= ERROR_OBJECT;
continue;
}
- obj->used = 1;
+ obj->flags |= USED;
if (name_objects)
add_decoration(fsck_walk_options.object_names,
obj, xstrdup(arg));
mark_object_reachable(obj);
- heads++;
continue;
}
error("invalid parameter: expected sha1, got '%s'", arg);
@@ -781,11 +772,11 @@ int cmd_fsck(int argc, const char **argv, const char *prefix)
mode = active_cache[i]->ce_mode;
if (S_ISGITLINK(mode))
continue;
- blob = lookup_blob(active_cache[i]->oid.hash);
+ blob = lookup_blob(&active_cache[i]->oid);
if (!blob)
continue;
obj = &blob->object;
- obj->used = 1;
+ obj->flags |= USED;
if (name_objects)
add_decoration(fsck_walk_options.object_names,
obj,
generated by cgit v1.2.3 (git 2.25.1) at 2024-10-22 12:44:30 +0000