builtin/branch.c: remove useless branch_get

diff --git a/builtin/commit-graph.c b/builtin/commit-graph.c
index ea28bc311a24e3d05af4ec3158b677819dd03e9b..0bf0c486575a8557b729658ce05be02d28a1a8b8 100644 (file)
--- a/builtin/commit-graph.c
+++ b/builtin/commit-graph.c
@@ -10,7 +10,7 @@ static char const * const builtin_commit_graph_usage[] = {
        N_("git commit-graph [--object-dir <objdir>]"),
        N_("git commit-graph read [--object-dir <objdir>]"),
        N_("git commit-graph verify [--object-dir <objdir>]"),
-       N_("git commit-graph write [--object-dir <objdir>] [--append] [--stdin-packs|--stdin-commits]"),
+       N_("git commit-graph write [--object-dir <objdir>] [--append] [--reachable|--stdin-packs|--stdin-commits]"),
        NULL
 };
 
@@ -25,12 +25,13 @@ static const char * const builtin_commit_graph_read_usage[] = {
 };
 
 static const char * const builtin_commit_graph_write_usage[] = {
-       N_("git commit-graph write [--object-dir <objdir>] [--append] [--stdin-packs|--stdin-commits]"),
+       N_("git commit-graph write [--object-dir <objdir>] [--append] [--reachable|--stdin-packs|--stdin-commits]"),
        NULL
 };
 
 static struct opts_commit_graph {
        const char *obj_dir;
+       int reachable;
        int stdin_packs;
        int stdin_commits;
        int append;
@@ -114,6 +115,8 @@ static int graph_read(int argc, const char **argv)
                printf(" large_edges");
        printf("\n");
 
+       free_commit_graph(graph);
+
        return 0;
 }
 
@@ -127,6 +130,8 @@ static int graph_write(int argc, const char **argv)
                OPT_STRING(0, "object-dir", &opts.obj_dir,
                        N_("dir"),
                        N_("The object directory to store the graph")),
+               OPT_BOOL(0, "reachable", &opts.reachable,
+                       N_("start walk at all refs")),
                OPT_BOOL(0, "stdin-packs", &opts.stdin_packs,
                        N_("scan pack-indexes listed by stdin for commits")),
                OPT_BOOL(0, "stdin-commits", &opts.stdin_commits,
@@ -140,11 +145,16 @@ static int graph_write(int argc, const char **argv)
                             builtin_commit_graph_write_options,
                             builtin_commit_graph_write_usage, 0);
 
-       if (opts.stdin_packs && opts.stdin_commits)
-               die(_("cannot use both --stdin-commits and --stdin-packs"));
+       if (opts.reachable + opts.stdin_packs + opts.stdin_commits > 1)
+               die(_("use at most one of --reachable, --stdin-commits, or --stdin-packs"));
        if (!opts.obj_dir)
                opts.obj_dir = get_object_directory();
 
+       if (opts.reachable) {
+               write_commit_graph_reachable(opts.obj_dir, opts.append);
+               return 0;
+       }
+
        string_list_init(&lines, 0);
        if (opts.stdin_packs || opts.stdin_commits) {
                struct strbuf buf = STRBUF_INIT;