rev-parse: take prefix into account in --git-common-dir
Most of the time, get_git_common_dir() returns an absolute path so
prefix is irrelevant. If it returns a relative path (e.g. from the
main worktree) then prefixing is required.
Noticed-by: Mike Hommey <mh@glandium.org>
Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
diff --git a/builtin/rev-parse.c b/builtin/rev-parse.c
index 7e074aa..7a4f2c0 100644
--- a/builtin/rev-parse.c
+++ b/builtin/rev-parse.c
@@ -763,7 +763,8 @@
continue;
}
if (!strcmp(arg, "--git-common-dir")) {
- puts(get_git_common_dir());
+ const char *pfx = prefix ? prefix : "";
+ puts(prefix_filename(pfx, strlen(pfx), get_git_common_dir()));
continue;
}
if (!strcmp(arg, "--resolve-git-dir")) {
diff --git a/t/t2027-worktree-list.sh b/t/t2027-worktree-list.sh
index 75ebb1b..1b1b65a 100755
--- a/t/t2027-worktree-list.sh
+++ b/t/t2027-worktree-list.sh
@@ -8,6 +8,16 @@
test_commit init
'
+test_expect_success 'rev-parse --git-common-dir on main worktree' '
+ git rev-parse --git-common-dir >actual &&
+ echo .git >expected &&
+ test_cmp expected actual &&
+ mkdir sub &&
+ git -C sub rev-parse --git-common-dir >actual2 &&
+ echo sub/.git >expected2 &&
+ test_cmp expected2 actual2
+'
+
test_expect_success '"list" all worktrees from main' '
echo "$(git rev-parse --show-toplevel) $(git rev-parse --short HEAD) [$(git symbolic-ref --short HEAD)]" >expect &&
test_when_finished "rm -rf here && git worktree prune" &&
