1 files changed, 19 insertions, 9 deletions

diff --git a/st.c b/st.c
index 64e0aff..aa5f085 100644
--- a/st.c
+++ b/st.c
@@ -1789,32 +1789,42 @@ tputc(char *c, int len) {
                 write(iofd, c, len);
 
         switch(ascii) {
-        case '\t':
+        case '\t':      /* HT */
                 tputtab(1);
                 return;
-        case '\b':
+        case '\b':      /* BS */
                 tmoveto(term.c.x-1, term.c.y);
                 return;
-        case '\r':
+        case '\r':      /* CR */
                 tmoveto(0, term.c.y);
                 return;
-        case '\f':
-        case '\v':
-        case '\n':
+        case '\f':      /* LF */
+        case '\v':      /* VT */
+        case '\n':      /* LF */
                 /* go to first col if the mode is set */
                 tnewline(IS_SET(MODE_CRLF));
                 return;
-        case '\a':
+        case '\a':      /* BEL */
                 if(term.esc & ESC_STR)
                         break;
-
                 if(!(xw.state & WIN_FOCUSED))
                         xseturgency(1);
                 return;
-        case '\033':
+        case '\033':    /* ESC */
                 csireset();
                 term.esc = ESC_START;
                 return;
+        case '\016':    /* XXX: SO */
+        case '\017':    /* XXX: SI */
+        case '\032':    /* XXX: SUB */
+        case '\030':    /* XXX: CAN */
+        default:
+        /* case '\005': ENQ (IGNORED) */
+        /* case '\000': NUL (IGNORED) */
+        /* case '\021': XON (IGNORED) */
+        /* case '\023': XOFF (IGNORED) */
+        /* case 0177:   DEL (IGNORED) */
+                break;
         }
 
         if(term.esc & ESC_START) {