Add SUB and CAN control codes

These control codes reset any escape sequence already initialised.
---
 st.c |    7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/st.c b/st.c
index aa5f085..8e25d23 100644 (file)
--- a/st.c
+++ b/st.c
@@ -1816,8 +1816,11 @@ tputc(char *c, int len) {
                return;
        case '\016':    /* XXX: SO */
        case '\017':    /* XXX: SI */
-       case '\032':    /* XXX: SUB */
-       case '\030':    /* XXX: CAN */
+               break;
+       case '\032':    /* SUB */
+       case '\030':    /* CAN */
+               csireset();
+               return;
        default:
        /* case '\005': ENQ (IGNORED) */
        /* case '\000': NUL (IGNORED) */