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authorKazuki Yamaguchi <k@rhe.jp>2016-03-29 18:38:39 +0900
committerJunio C Hamano <gitster@pobox.com>2016-03-29 13:05:53 -0700
commitf292244c04d8109ee32a45016ce08984fbd925f0 (patch)
tree2c492ec3099cd457f385cde6c1fc833f5bb8157d
parenta0feb1b1870fbb74f65d6a8951e4b2e2a2347ecf (diff)
downloadgit-ky/branch-d-worktree.tar.gz
branch -d: refuse deleting a branch which is currently checked outky/branch-d-worktree
When a branch is checked out by current working tree, deleting the branch is forbidden. However when the branch is checked out only by other working trees, deleting incorrectly succeeds. Use find_shared_symref() to check if the branch is in use, not just comparing with the current working tree's HEAD. Helped-by: Eric Sunshine <sunshine@sunshineco.com> Signed-off-by: Kazuki Yamaguchi <k@rhe.jp> Reviewed-by: Eric Sunshine <sunshine@sunshineco.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
-rw-r--r--builtin/branch.c22
-rwxr-xr-xt/t3200-branch.sh6
2 files changed, 20 insertions, 8 deletions
diff --git a/builtin/branch.c b/builtin/branch.c
index 7b45b6bd6b..8885d9f8e2 100644
--- a/builtin/branch.c
+++ b/builtin/branch.c
@@ -20,6 +20,7 @@
#include "utf8.h"
#include "wt-status.h"
#include "ref-filter.h"
+#include "worktree.h"
static const char * const builtin_branch_usage[] = {
N_("git branch [<options>] [-r | -a] [--merged | --no-merged]"),
@@ -215,16 +216,21 @@ static int delete_branches(int argc, const char **argv, int force, int kinds,
int flags = 0;
strbuf_branchname(&bname, argv[i]);
- if (kinds == FILTER_REFS_BRANCHES && !strcmp(head, bname.buf)) {
- error(_("Cannot delete the branch '%s' "
- "which you are currently on."), bname.buf);
- ret = 1;
- continue;
- }
-
free(name);
-
name = mkpathdup(fmt, bname.buf);
+
+ if (kinds == FILTER_REFS_BRANCHES) {
+ char *worktree = find_shared_symref("HEAD", name);
+ if (worktree) {
+ error(_("Cannot delete branch '%s' "
+ "checked out at '%s'"),
+ bname.buf, worktree);
+ free(worktree);
+ ret = 1;
+ continue;
+ }
+ }
+
target = resolve_ref_unsafe(name,
RESOLVE_REF_READING
| RESOLVE_REF_NO_RECURSE
diff --git a/t/t3200-branch.sh b/t/t3200-branch.sh
index a897248490..508007fd37 100755
--- a/t/t3200-branch.sh
+++ b/t/t3200-branch.sh
@@ -403,6 +403,12 @@ test_expect_success 'test deleting branch without config' '
test_i18ncmp expect actual
'
+test_expect_success 'deleting currently checked out branch fails' '
+ git worktree add -b my7 my7 &&
+ test_must_fail git -C my7 branch -d my7 &&
+ test_must_fail git branch -d my7
+'
+
test_expect_success 'test --track without .fetch entries' '
git branch --track my8 &&
test "$(git config branch.my8.remote)" &&