code-style: add fallthrough comment

[st.git] / st.c

diff --git a/st.c b/st.c
index 5d4054f..a8de17d 100644 (file)
--- a/st.c
+++ b/st.c
@@ -2153,6 +2153,7 @@ tcontrolcode(uchar ascii)
                return;
        case '\032': /* SUB */
                tsetchar('?', &term.c.attr, term.c.x, term.c.y);
+               /* FALLTHROUGH */
        case '\030': /* CAN */
                csireset();
                break;
@@ -2307,7 +2308,7 @@ tputc(Rune u)
        Glyph *gp;
 
        control = ISCONTROL(u);
-       if (!IS_SET(MODE_UTF8 | MODE_SIXEL)) {
+       if (u < 127 || !IS_SET(MODE_UTF8 | MODE_SIXEL)) {
                c[0] = u;
                width = len = 1;
        } else {