worktree add: add --lock option

diff --git a/builtin/worktree.c b/builtin/worktree.c
index 9993ded41aaaaa9a9291bf51b9949a97418a5e76..05ade547cada4c7ede7f76fc8e15c26956a216e5 100644 (file)
--- a/builtin/worktree.c
+++ b/builtin/worktree.c
@@ -24,6 +24,7 @@ struct add_opts {
        int force;
        int detach;
        int checkout;
+       int keep_locked;
        const char *new_branch;
        int force_new_branch;
 };
@@ -242,7 +243,10 @@ static int add_worktree(const char *path, const char *refname,
         * after the preparation is over.
         */
        strbuf_addf(&sb, "%s/locked", sb_repo.buf);
-       write_file(sb.buf, "initializing");
+       if (!opts->keep_locked)
+               write_file(sb.buf, "initializing");
+       else
+               write_file(sb.buf, "added with --lock");
 
        strbuf_addf(&sb_git, "%s/.git", path);
        if (safe_create_leading_directories_const(sb_git.buf))
@@ -303,9 +307,11 @@ static int add_worktree(const char *path, const char *refname,
        junk_git_dir = NULL;
 
 done:
-       strbuf_reset(&sb);
-       strbuf_addf(&sb, "%s/locked", sb_repo.buf);
-       unlink_or_warn(sb.buf);
+       if (ret || !opts->keep_locked) {
+               strbuf_reset(&sb);
+               strbuf_addf(&sb, "%s/locked", sb_repo.buf);
+               unlink_or_warn(sb.buf);
+       }
        argv_array_clear(&child_env);
        strbuf_release(&sb);
        strbuf_release(&symref);
@@ -328,6 +334,7 @@ static int add(int ac, const char **av, const char *prefix)
                           N_("create or reset a branch")),
                OPT_BOOL(0, "detach", &opts.detach, N_("detach HEAD at named commit")),
                OPT_BOOL(0, "checkout", &opts.checkout, N_("populate the new working tree")),
+               OPT_BOOL(0, "lock", &opts.keep_locked, N_("keep the new working tree locked")),
                OPT_END()
        };