if (graph_size < GRAPH_MIN_SIZE) {
close(fd);
- die("graph file %s is too small", graph_file);
+ die(_("graph file %s is too small"), graph_file);
}
graph_map = xmmap(NULL, graph_size, PROT_READ, MAP_PRIVATE, fd, 0);
data = (const unsigned char *)graph_map;
graph_signature = get_be32(data);
if (graph_signature != GRAPH_SIGNATURE) {
- error("graph signature %X does not match signature %X",
+ error(_("graph signature %X does not match signature %X"),
graph_signature, GRAPH_SIGNATURE);
goto cleanup_fail;
}
graph_version = *(unsigned char*)(data + 4);
if (graph_version != GRAPH_VERSION) {
- error("graph version %X does not match version %X",
+ error(_("graph version %X does not match version %X"),
graph_version, GRAPH_VERSION);
goto cleanup_fail;
}
hash_version = *(unsigned char*)(data + 5);
if (hash_version != GRAPH_OID_VERSION) {
- error("hash version %X does not match version %X",
+ error(_("hash version %X does not match version %X"),
hash_version, GRAPH_OID_VERSION);
goto cleanup_fail;
}
chunk_lookup += GRAPH_CHUNKLOOKUP_WIDTH;
if (chunk_offset > graph_size - GIT_MAX_RAWSZ) {
- error("improper chunk offset %08x%08x", (uint32_t)(chunk_offset >> 32),
+ error(_("improper chunk offset %08x%08x"), (uint32_t)(chunk_offset >> 32),
(uint32_t)chunk_offset);
goto cleanup_fail;
}
}
if (chunk_repeated) {
- error("chunk id %08x appears multiple times", chunk_id);
+ error(_("chunk id %08x appears multiple times"), chunk_id);
goto cleanup_fail;
}
exit(1);
}
-/* global storage */
-static struct commit_graph *commit_graph = NULL;
-
-static void prepare_commit_graph_one(const char *obj_dir)
+static void prepare_commit_graph_one(struct repository *r, const char *obj_dir)
{
char *graph_name;
- if (commit_graph)
+ if (r->objects->commit_graph)
return;
graph_name = get_commit_graph_filename(obj_dir);
- commit_graph = load_commit_graph_one(graph_name);
+ r->objects->commit_graph =
+ load_commit_graph_one(graph_name);
FREE_AND_NULL(graph_name);
}
-static int prepare_commit_graph_run_once = 0;
-static void prepare_commit_graph(void)
+/*
+ * Return 1 if commit_graph is non-NULL, and 0 otherwise.
+ *
+ * On the first invocation, this function attemps to load the commit
+ * graph if the_repository is configured to have one.
+ */
+static int prepare_commit_graph(struct repository *r)
{
struct alternate_object_database *alt;
char *obj_dir;
+ int config_value;
- if (prepare_commit_graph_run_once)
- return;
- prepare_commit_graph_run_once = 1;
+ if (r->objects->commit_graph_attempted)
+ return !!r->objects->commit_graph;
+ r->objects->commit_graph_attempted = 1;
- obj_dir = get_object_directory();
- prepare_commit_graph_one(obj_dir);
- prepare_alt_odb(the_repository);
- for (alt = the_repository->objects->alt_odb_list;
- !commit_graph && alt;
+ if (repo_config_get_bool(r, "core.commitgraph", &config_value) ||
+ !config_value)
+ /*
+ * This repository is not configured to use commit graphs, so
+ * do not load one. (But report commit_graph_attempted anyway
+ * so that commit graph loading is not attempted again for this
+ * repository.)
+ */
+ return 0;
+
+ obj_dir = r->objects->objectdir;
+ prepare_commit_graph_one(r, obj_dir);
+ prepare_alt_odb(r);
+ for (alt = r->objects->alt_odb_list;
+ !r->objects->commit_graph && alt;
alt = alt->next)
- prepare_commit_graph_one(alt->path);
+ prepare_commit_graph_one(r, alt->path);
+ return !!r->objects->commit_graph;
}
static void close_commit_graph(void)
{
- if (!commit_graph)
- return;
-
- if (commit_graph->graph_fd >= 0) {
- munmap((void *)commit_graph->data, commit_graph->data_len);
- commit_graph->data = NULL;
- close(commit_graph->graph_fd);
- }
-
- FREE_AND_NULL(commit_graph);
+ free_commit_graph(the_repository->objects->commit_graph);
+ the_repository->objects->commit_graph = NULL;
}
static int bsearch_graph(struct commit_graph *g, struct object_id *oid, uint32_t *pos)
hashcpy(oid.hash, g->chunk_oid_lookup + g->hash_len * pos);
c = lookup_commit(the_repository, &oid);
if (!c)
- die("could not find commit %s", oid_to_hex(&oid));
+ die(_("could not find commit %s"), oid_to_hex(&oid));
c->graph_pos = pos;
return &commit_list_insert(c, pptr)->next;
}
{
uint32_t pos;
- if (!core_commit_graph)
- return 0;
if (item->object.parsed)
return 1;
return 0;
}
-int parse_commit_in_graph(struct commit *item)
+int parse_commit_in_graph(struct repository *r, struct commit *item)
{
- if (!core_commit_graph)
+ if (!prepare_commit_graph(r))
return 0;
-
- prepare_commit_graph();
- if (commit_graph)
- return parse_commit_in_graph_one(commit_graph, item);
- return 0;
+ return parse_commit_in_graph_one(r->objects->commit_graph, item);
}
-void load_commit_graph_info(struct commit *item)
+void load_commit_graph_info(struct repository *r, struct commit *item)
{
uint32_t pos;
- if (!core_commit_graph)
+ if (!prepare_commit_graph(r))
return;
- prepare_commit_graph();
- if (commit_graph && find_commit_in_graph(item, commit_graph, &pos))
- fill_commit_graph_info(item, commit_graph, pos);
+ if (find_commit_in_graph(item, r->objects->commit_graph, &pos))
+ fill_commit_graph_info(item, r->objects->commit_graph, pos);
}
static struct tree *load_tree_for_commit(struct commit_graph *g, struct commit *c)
return load_tree_for_commit(g, (struct commit *)c);
}
-struct tree *get_commit_tree_in_graph(const struct commit *c)
+struct tree *get_commit_tree_in_graph(struct repository *r, const struct commit *c)
{
- return get_commit_tree_in_graph_one(commit_graph, c);
+ return get_commit_tree_in_graph_one(r->objects->commit_graph, c);
}
static void write_graph_chunk_fanout(struct hashfile *f,
oi.typep = &type;
if (packed_object_info(the_repository, pack, offset, &oi) < 0)
- die("unable to get type of object %s", oid_to_hex(oid));
+ die(_("unable to get type of object %s"), oid_to_hex(oid));
if (type != OBJ_COMMIT)
return 0;
oids.alloc = approximate_object_count() / 4;
if (append) {
- prepare_commit_graph_one(obj_dir);
- if (commit_graph)
- oids.alloc += commit_graph->num_commits;
+ prepare_commit_graph_one(the_repository, obj_dir);
+ if (the_repository->objects->commit_graph)
+ oids.alloc += the_repository->objects->commit_graph->num_commits;
}
if (oids.alloc < 1024)
oids.alloc = 1024;
ALLOC_ARRAY(oids.list, oids.alloc);
- if (append && commit_graph) {
+ if (append && the_repository->objects->commit_graph) {
+ struct commit_graph *commit_graph =
+ the_repository->objects->commit_graph;
for (i = 0; i < commit_graph->num_commits; i++) {
const unsigned char *hash = commit_graph->chunk_oid_lookup +
commit_graph->hash_len * i;
strbuf_addstr(&packname, pack_indexes->items[i].string);
p = add_packed_git(packname.buf, packname.len, 1);
if (!p)
- die("error adding pack %s", packname.buf);
+ die(_("error adding pack %s"), packname.buf);
if (open_pack_index(p))
- die("error opening index for %s", packname.buf);
+ die(_("error opening index for %s"), packname.buf);
for_each_object_in_pack(p, add_packed_commits, &oids);
close_pack(p);
}
return verify_commit_graph_error;
}
+
+void free_commit_graph(struct commit_graph *g)
+{
+ if (!g)
+ return;
+ if (g->graph_fd >= 0) {
+ munmap((void *)g->data, g->data_len);
+ g->data = NULL;
+ close(g->graph_fd);
+ }
+ free(g);
+}