Re: [PATCHv6 4/4] status: better advices when splitting a commit (during rebase -i)

diff --git a/t/t7512-status-help.sh b/t/t7512-status-help.sh
index 2bb43f3..0b7f231 100755
--- a/t/t7512-status-help.sh
+++ b/t/t7512-status-help.sh

@@ -106,7 +106,7 @@ test_expect_success 'status when rebase in progress before rebase --continue' '
 
 test_expect_success 'status when rebasing -i in edit mode' '
 	git init git &&
-	test_when_finished "rm -rf git fake-editor.sh" &&
+	test_when_finished "rm -rf git" &&

@@ -130,6 +130,67 @@ test_expect_success 'status when rebasing -i in edit mode' '

...
+test_expect_failure 'status after editing the last commit with --amend during a rebase -i' '
+	git init git &&
+	test_when_finished "rm -rf git fake-editor.sh" &&

diff --git a/wt-status.c b/wt-status.c
index 5034eee..bbb3370 100644
--- a/wt-status.c
+++ b/wt-status.c

@@ -819,6 +820,69 @@ static void show_am_in_progress(struct wt_status *s,
 	wt_status_print_trailer(s);
 }
 
+static int split_commit_in_progress()
+{
+	int split_in_progress = 0;
+
+	FILE *head = fopen(git_path("HEAD"), "r");
+	if (!head)
+		return 0;
+

...
+	struct strbuf buf_head = STRBUF_INIT;
+	struct strbuf buf_orig_head = STRBUF_INIT;
+	struct strbuf buf_rebase_amend = STRBUF_INIT;
+	struct strbuf buf_rebase_orig_head = STRBUF_INIT;