tidy up, test cases, document flag

1 files changed, 1 insertions, 2 deletions

diff --git a/builtins.c b/builtins.c
index 57e0196..bd32f13 100644
--- a/builtins.c
+++ b/builtins.c
@@ -229,8 +229,7 @@ static void b_flag(char **av) {
 			if (mode != 2) goto flag_immutable;
 			flagp = &dashdee; break;
 		case 'e': flagp = &dashee; break;
-		case 'I': if (mode != 2) mode = !mode; /* fallthrough */
-		case 'i': flagp = &dasheye; break;
+		case 'i': flagp = &interactive; break;
 		case 'l':
 			  if (mode != 2) goto flag_immutable;
 			  flagp = &dashell; break;