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Diffstat (limited to 'commit-graph.c')
-rw-r--r--commit-graph.c115
1 files changed, 50 insertions, 65 deletions
diff --git a/commit-graph.c b/commit-graph.c
index b205e65..656dd64 100644
--- a/commit-graph.c
+++ b/commit-graph.c
@@ -44,30 +44,21 @@
/* Remember to update object flag allocation in object.h */
#define REACHABLE (1u<<15)
-char *get_commit_graph_filename(const char *obj_dir)
+char *get_commit_graph_filename(struct object_directory *odb)
{
- char *filename = xstrfmt("%s/info/commit-graph", obj_dir);
- char *normalized = xmalloc(strlen(filename) + 1);
- normalize_path_copy(normalized, filename);
- free(filename);
- return normalized;
+ return xstrfmt("%s/info/commit-graph", odb->path);
}
-static char *get_split_graph_filename(const char *obj_dir,
+static char *get_split_graph_filename(struct object_directory *odb,
const char *oid_hex)
{
- char *filename = xstrfmt("%s/info/commit-graphs/graph-%s.graph",
- obj_dir,
- oid_hex);
- char *normalized = xmalloc(strlen(filename) + 1);
- normalize_path_copy(normalized, filename);
- free(filename);
- return normalized;
+ return xstrfmt("%s/info/commit-graphs/graph-%s.graph", odb->path,
+ oid_hex);
}
-static char *get_chain_filename(const char *obj_dir)
+static char *get_chain_filename(struct object_directory *odb)
{
- return xstrfmt("%s/info/commit-graphs/commit-graph-chain", obj_dir);
+ return xstrfmt("%s/info/commit-graphs/commit-graph-chain", odb->path);
}
static uint8_t oid_version(void)
@@ -117,7 +108,8 @@ int open_commit_graph(const char *graph_file, int *fd, struct stat *st)
return 1;
}
-struct commit_graph *load_commit_graph_one_fd_st(int fd, struct stat *st)
+struct commit_graph *load_commit_graph_one_fd_st(int fd, struct stat *st,
+ struct object_directory *odb)
{
void *graph_map;
size_t graph_size;
@@ -133,7 +125,9 @@ struct commit_graph *load_commit_graph_one_fd_st(int fd, struct stat *st)
graph_map = xmmap(NULL, graph_size, PROT_READ, MAP_PRIVATE, fd, 0);
ret = parse_commit_graph(graph_map, fd, graph_size);
- if (!ret) {
+ if (ret)
+ ret->odb = odb;
+ else {
munmap(graph_map, graph_size);
close(fd);
}
@@ -308,7 +302,8 @@ struct commit_graph *parse_commit_graph(void *graph_map, int fd,
return graph;
}
-static struct commit_graph *load_commit_graph_one(const char *graph_file)
+static struct commit_graph *load_commit_graph_one(const char *graph_file,
+ struct object_directory *odb)
{
struct stat st;
@@ -319,7 +314,7 @@ static struct commit_graph *load_commit_graph_one(const char *graph_file)
if (!open_ok)
return NULL;
- g = load_commit_graph_one_fd_st(fd, &st);
+ g = load_commit_graph_one_fd_st(fd, &st, odb);
if (g)
g->filename = xstrdup(graph_file);
@@ -327,15 +322,13 @@ static struct commit_graph *load_commit_graph_one(const char *graph_file)
return g;
}
-static struct commit_graph *load_commit_graph_v1(struct repository *r, const char *obj_dir)
+static struct commit_graph *load_commit_graph_v1(struct repository *r,
+ struct object_directory *odb)
{
- char *graph_name = get_commit_graph_filename(obj_dir);
- struct commit_graph *g = load_commit_graph_one(graph_name);
+ char *graph_name = get_commit_graph_filename(odb);
+ struct commit_graph *g = load_commit_graph_one(graph_name, odb);
free(graph_name);
- if (g)
- g->obj_dir = obj_dir;
-
return g;
}
@@ -372,14 +365,15 @@ static int add_graph_to_chain(struct commit_graph *g,
return 1;
}
-static struct commit_graph *load_commit_graph_chain(struct repository *r, const char *obj_dir)
+static struct commit_graph *load_commit_graph_chain(struct repository *r,
+ struct object_directory *odb)
{
struct commit_graph *graph_chain = NULL;
struct strbuf line = STRBUF_INIT;
struct stat st;
struct object_id *oids;
int i = 0, valid = 1, count;
- char *chain_name = get_chain_filename(obj_dir);
+ char *chain_name = get_chain_filename(odb);
FILE *fp;
int stat_res;
@@ -412,14 +406,12 @@ static struct commit_graph *load_commit_graph_chain(struct repository *r, const
valid = 0;
for (odb = r->objects->odb; odb; odb = odb->next) {
- char *graph_name = get_split_graph_filename(odb->path, line.buf);
- struct commit_graph *g = load_commit_graph_one(graph_name);
+ char *graph_name = get_split_graph_filename(odb, line.buf);
+ struct commit_graph *g = load_commit_graph_one(graph_name, odb);
free(graph_name);
if (g) {
- g->obj_dir = odb->path;
-
if (add_graph_to_chain(g, graph_chain, oids, i)) {
graph_chain = g;
valid = 1;
@@ -442,23 +434,25 @@ static struct commit_graph *load_commit_graph_chain(struct repository *r, const
return graph_chain;
}
-struct commit_graph *read_commit_graph_one(struct repository *r, const char *obj_dir)
+struct commit_graph *read_commit_graph_one(struct repository *r,
+ struct object_directory *odb)
{
- struct commit_graph *g = load_commit_graph_v1(r, obj_dir);
+ struct commit_graph *g = load_commit_graph_v1(r, odb);
if (!g)
- g = load_commit_graph_chain(r, obj_dir);
+ g = load_commit_graph_chain(r, odb);
return g;
}
-static void prepare_commit_graph_one(struct repository *r, const char *obj_dir)
+static void prepare_commit_graph_one(struct repository *r,
+ struct object_directory *odb)
{
if (r->objects->commit_graph)
return;
- r->objects->commit_graph = read_commit_graph_one(r, obj_dir);
+ r->objects->commit_graph = read_commit_graph_one(r, odb);
}
/*
@@ -505,7 +499,7 @@ static int prepare_commit_graph(struct repository *r)
for (odb = r->objects->odb;
!r->objects->commit_graph && odb;
odb = odb->next)
- prepare_commit_graph_one(r, odb->path);
+ prepare_commit_graph_one(r, odb);
return !!r->objects->commit_graph;
}
@@ -772,7 +766,7 @@ struct packed_oid_list {
struct write_commit_graph_context {
struct repository *r;
- char *obj_dir;
+ struct object_directory *odb;
char *graph_name;
struct packed_oid_list oids;
struct packed_commit_list commits;
@@ -1149,7 +1143,7 @@ static int add_ref_to_list(const char *refname,
return 0;
}
-int write_commit_graph_reachable(const char *obj_dir,
+int write_commit_graph_reachable(struct object_directory *odb,
enum commit_graph_write_flags flags,
const struct split_commit_graph_opts *split_opts)
{
@@ -1157,7 +1151,7 @@ int write_commit_graph_reachable(const char *obj_dir,
int result;
for_each_ref(add_ref_to_list, &list);
- result = write_commit_graph(obj_dir, NULL, &list,
+ result = write_commit_graph(odb, NULL, &list,
flags, split_opts);
string_list_clear(&list, 0);
@@ -1172,7 +1166,7 @@ static int fill_oids_from_packs(struct write_commit_graph_context *ctx,
struct strbuf packname = STRBUF_INIT;
int dirlen;
- strbuf_addf(&packname, "%s/pack/", ctx->obj_dir);
+ strbuf_addf(&packname, "%s/pack/", ctx->odb->path);
dirlen = packname.len;
if (ctx->report_progress) {
strbuf_addf(&progress_title,
@@ -1368,10 +1362,10 @@ static int write_commit_graph_file(struct write_commit_graph_context *ctx)
strbuf_addf(&tmp_file,
"%s/info/commit-graphs/tmp_graph_XXXXXX",
- ctx->obj_dir);
+ ctx->odb->path);
ctx->graph_name = strbuf_detach(&tmp_file, NULL);
} else {
- ctx->graph_name = get_commit_graph_filename(ctx->obj_dir);
+ ctx->graph_name = get_commit_graph_filename(ctx->odb);
}
if (safe_create_leading_directories(ctx->graph_name)) {
@@ -1382,7 +1376,7 @@ static int write_commit_graph_file(struct write_commit_graph_context *ctx)
}
if (ctx->split) {
- char *lock_name = get_chain_filename(ctx->obj_dir);
+ char *lock_name = get_chain_filename(ctx->odb);
hold_lock_file_for_update(&lk, lock_name, LOCK_DIE_ON_ERROR);
@@ -1470,7 +1464,7 @@ static int write_commit_graph_file(struct write_commit_graph_context *ctx)
if (ctx->split && ctx->base_graph_name && ctx->num_commit_graphs_after > 1) {
char *new_base_hash = xstrdup(oid_to_hex(&ctx->new_base_graph->oid));
- char *new_base_name = get_split_graph_filename(ctx->new_base_graph->obj_dir, new_base_hash);
+ char *new_base_name = get_split_graph_filename(ctx->new_base_graph->odb, new_base_hash);
free(ctx->commit_graph_filenames_after[ctx->num_commit_graphs_after - 2]);
free(ctx->commit_graph_hash_after[ctx->num_commit_graphs_after - 2]);
@@ -1506,12 +1500,12 @@ static int write_commit_graph_file(struct write_commit_graph_context *ctx)
}
}
} else {
- char *graph_name = get_commit_graph_filename(ctx->obj_dir);
+ char *graph_name = get_commit_graph_filename(ctx->odb);
unlink(graph_name);
}
ctx->commit_graph_hash_after[ctx->num_commit_graphs_after - 1] = xstrdup(oid_to_hex(&file_hash));
- final_graph_name = get_split_graph_filename(ctx->obj_dir,
+ final_graph_name = get_split_graph_filename(ctx->odb,
ctx->commit_graph_hash_after[ctx->num_commit_graphs_after - 1]);
ctx->commit_graph_filenames_after[ctx->num_commit_graphs_after - 1] = final_graph_name;
@@ -1553,7 +1547,7 @@ static void split_graph_merge_strategy(struct write_commit_graph_context *ctx)
while (g && (g->num_commits <= size_mult * num_commits ||
(max_commits && num_commits > max_commits))) {
- if (strcmp(g->obj_dir, ctx->obj_dir))
+ if (g->odb != ctx->odb)
break;
num_commits += g->num_commits;
@@ -1565,10 +1559,10 @@ static void split_graph_merge_strategy(struct write_commit_graph_context *ctx)
ctx->new_base_graph = g;
if (ctx->num_commit_graphs_after == 2) {
- char *old_graph_name = get_commit_graph_filename(g->obj_dir);
+ char *old_graph_name = get_commit_graph_filename(g->odb);
if (!strcmp(g->filename, old_graph_name) &&
- strcmp(g->obj_dir, ctx->obj_dir)) {
+ g->odb != ctx->odb) {
ctx->num_commit_graphs_after = 1;
ctx->new_base_graph = NULL;
}
@@ -1719,13 +1713,13 @@ static void expire_commit_graphs(struct write_commit_graph_context *ctx)
if (ctx->split_opts && ctx->split_opts->expire_time)
expire_time -= ctx->split_opts->expire_time;
if (!ctx->split) {
- char *chain_file_name = get_chain_filename(ctx->obj_dir);
+ char *chain_file_name = get_chain_filename(ctx->odb);
unlink(chain_file_name);
free(chain_file_name);
ctx->num_commit_graphs_after = 0;
}
- strbuf_addstr(&path, ctx->obj_dir);
+ strbuf_addstr(&path, ctx->odb->path);
strbuf_addstr(&path, "/info/commit-graphs");
dir = opendir(path.buf);
@@ -1764,7 +1758,7 @@ out:
strbuf_release(&path);
}
-int write_commit_graph(const char *obj_dir,
+int write_commit_graph(struct object_directory *odb,
struct string_list *pack_indexes,
struct string_list *commit_hex,
enum commit_graph_write_flags flags,
@@ -1772,7 +1766,6 @@ int write_commit_graph(const char *obj_dir,
{
struct write_commit_graph_context *ctx;
uint32_t i, count_distinct = 0;
- size_t len;
int res = 0;
if (!commit_graph_compatible(the_repository))
@@ -1780,14 +1773,7 @@ int write_commit_graph(const char *obj_dir,
ctx = xcalloc(1, sizeof(struct write_commit_graph_context));
ctx->r = the_repository;
-
- /* normalize object dir with no trailing slash */
- ctx->obj_dir = xmallocz(strlen(obj_dir) + 1);
- normalize_path_copy(ctx->obj_dir, obj_dir);
- len = strlen(ctx->obj_dir);
- if (len && ctx->obj_dir[len - 1] == '/')
- ctx->obj_dir[len - 1] = 0;
-
+ ctx->odb = odb;
ctx->append = flags & COMMIT_GRAPH_WRITE_APPEND ? 1 : 0;
ctx->report_progress = flags & COMMIT_GRAPH_WRITE_PROGRESS ? 1 : 0;
ctx->split = flags & COMMIT_GRAPH_WRITE_SPLIT ? 1 : 0;
@@ -1824,7 +1810,7 @@ int write_commit_graph(const char *obj_dir,
ctx->oids.alloc = split_opts->max_commits;
if (ctx->append) {
- prepare_commit_graph_one(ctx->r, ctx->obj_dir);
+ prepare_commit_graph_one(ctx->r, ctx->odb);
if (ctx->r->objects->commit_graph)
ctx->oids.alloc += ctx->r->objects->commit_graph->num_commits;
}
@@ -1898,7 +1884,6 @@ cleanup:
free(ctx->graph_name);
free(ctx->commits.list);
free(ctx->oids.list);
- free(ctx->obj_dir);
if (ctx->commit_graph_filenames_after) {
for (i = 0; i < ctx->num_commit_graphs_after; i++) {