tag: fix formatting
[gitweb.git] / builtin / fsck.c
index a281d7cd123b830bf89c2e21ccbcb10f55f40ab9..d26fb0a04472b18a856658cf2800dd9655a6bf24 100644 (file)
@@ -1,3 +1,4 @@
+#define USE_THE_INDEX_COMPATIBILITY_MACROS
 #include "builtin.h"
 #include "cache.h"
 #include "repository.h"
@@ -234,6 +235,48 @@ static int mark_used(struct object *obj, int type, void *data, struct fsck_optio
        return 0;
 }
 
+static void mark_unreachable_referents(const struct object_id *oid)
+{
+       struct fsck_options options = FSCK_OPTIONS_DEFAULT;
+       struct object *obj = lookup_object(the_repository, oid->hash);
+
+       if (!obj || !(obj->flags & HAS_OBJ))
+               return; /* not part of our original set */
+       if (obj->flags & REACHABLE)
+               return; /* reachable objects already traversed */
+
+       /*
+        * Avoid passing OBJ_NONE to fsck_walk, which will parse the object
+        * (and we want to avoid parsing blobs).
+        */
+       if (obj->type == OBJ_NONE) {
+               enum object_type type = oid_object_info(the_repository,
+                                                       &obj->oid, NULL);
+               if (type > 0)
+                       object_as_type(the_repository, obj, type, 0);
+       }
+
+       options.walk = mark_used;
+       fsck_walk(obj, NULL, &options);
+}
+
+static int mark_loose_unreachable_referents(const struct object_id *oid,
+                                           const char *path,
+                                           void *data)
+{
+       mark_unreachable_referents(oid);
+       return 0;
+}
+
+static int mark_packed_unreachable_referents(const struct object_id *oid,
+                                            struct packed_git *pack,
+                                            uint32_t pos,
+                                            void *data)
+{
+       mark_unreachable_referents(oid);
+       return 0;
+}
+
 /*
  * Check a single reachable object
  */
@@ -346,6 +389,26 @@ static void check_connectivity(void)
        /* Traverse the pending reachable objects */
        traverse_reachable();
 
+       /*
+        * With --connectivity-only, we won't have actually opened and marked
+        * unreachable objects with USED. Do that now to make --dangling, etc
+        * accurate.
+        */
+       if (connectivity_only && (show_dangling || write_lost_and_found)) {
+               /*
+                * Even though we already have a "struct object" for each of
+                * these in memory, we must not iterate over the internal
+                * object hash as we do below. Our loop would potentially
+                * resize the hash, making our iteration invalid.
+                *
+                * Instead, we'll just go back to the source list of objects,
+                * and ignore any that weren't present in our earlier
+                * traversal.
+                */
+               for_each_loose_object(mark_loose_unreachable_referents, NULL, 0);
+               for_each_packed_object(mark_packed_unreachable_referents, NULL, 0);
+       }
+
        /* Look up all the requirements, warn about missing objects.. */
        max = get_max_object_index();
        if (verbose)
@@ -401,7 +464,8 @@ static int fsck_obj(struct object *obj, void *buffer, unsigned long size)
        if (obj->type == OBJ_TREE)
                free_tree_buffer((struct tree *)obj);
        if (obj->type == OBJ_COMMIT)
-               free_commit_buffer((struct commit *)obj);
+               free_commit_buffer(the_repository->parsed_objects,
+                                  (struct commit *)obj);
        return err;
 }
 
@@ -739,7 +803,7 @@ static struct option fsck_opts[] = {
 int cmd_fsck(int argc, const char **argv, const char *prefix)
 {
        int i;
-       struct alternate_object_database *alt;
+       struct object_directory *odb;
 
        /* fsck knows how to handle missing promisor objects */
        fetch_if_missing = 0;
@@ -775,14 +839,9 @@ int cmd_fsck(int argc, const char **argv, const char *prefix)
                for_each_loose_object(mark_loose_for_connectivity, NULL, 0);
                for_each_packed_object(mark_packed_for_connectivity, NULL, 0);
        } else {
-               struct alternate_object_database *alt_odb_list;
-
-               fsck_object_dir(get_object_directory());
-
                prepare_alt_odb(the_repository);
-               alt_odb_list = the_repository->objects->alt_odb_list;
-               for (alt = alt_odb_list; alt; alt = alt->next)
-                       fsck_object_dir(alt->path);
+               for (odb = the_repository->objects->odb; odb; odb = odb->next)
+                       fsck_object_dir(odb->path);
 
                if (check_full) {
                        struct packed_git *p;
@@ -802,7 +861,8 @@ int cmd_fsck(int argc, const char **argv, const char *prefix)
                        for (p = get_all_packs(the_repository); p;
                             p = p->next) {
                                /* verify gives error messages itself */
-                               if (verify_pack(p, fsck_obj_buffer,
+                               if (verify_pack(the_repository,
+                                               p, fsck_obj_buffer,
                                                progress, count))
                                        errors_found |= ERROR_PACK;
                                count += p->num_objects;
@@ -884,15 +944,13 @@ int cmd_fsck(int argc, const char **argv, const char *prefix)
                struct child_process commit_graph_verify = CHILD_PROCESS_INIT;
                const char *verify_argv[] = { "commit-graph", "verify", NULL, NULL, NULL };
 
-               commit_graph_verify.argv = verify_argv;
-               commit_graph_verify.git_cmd = 1;
-               if (run_command(&commit_graph_verify))
-                       errors_found |= ERROR_COMMIT_GRAPH;
-
                prepare_alt_odb(the_repository);
-               for (alt =  the_repository->objects->alt_odb_list; alt; alt = alt->next) {
+               for (odb = the_repository->objects->odb; odb; odb = odb->next) {
+                       child_process_init(&commit_graph_verify);
+                       commit_graph_verify.argv = verify_argv;
+                       commit_graph_verify.git_cmd = 1;
                        verify_argv[2] = "--object-dir";
-                       verify_argv[3] = alt->path;
+                       verify_argv[3] = odb->path;
                        if (run_command(&commit_graph_verify))
                                errors_found |= ERROR_COMMIT_GRAPH;
                }
@@ -902,15 +960,13 @@ int cmd_fsck(int argc, const char **argv, const char *prefix)
                struct child_process midx_verify = CHILD_PROCESS_INIT;
                const char *midx_argv[] = { "multi-pack-index", "verify", NULL, NULL, NULL };
 
-               midx_verify.argv = midx_argv;
-               midx_verify.git_cmd = 1;
-               if (run_command(&midx_verify))
-                       errors_found |= ERROR_COMMIT_GRAPH;
-
                prepare_alt_odb(the_repository);
-               for (alt =  the_repository->objects->alt_odb_list; alt; alt = alt->next) {
+               for (odb = the_repository->objects->odb; odb; odb = odb->next) {
+                       child_process_init(&midx_verify);
+                       midx_verify.argv = midx_argv;
+                       midx_verify.git_cmd = 1;
                        midx_argv[2] = "--object-dir";
-                       midx_argv[3] = alt->path;
+                       midx_argv[3] = odb->path;
                        if (run_command(&midx_verify))
                                errors_found |= ERROR_COMMIT_GRAPH;
                }