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Fix techo handling of control and multibyte characters.
[st.git]
/
st.c
diff --git
a/st.c
b/st.c
index
aba034f
..
b66791a
100644
(file)
--- a/
st.c
+++ b/
st.c
@@
-2308,9
+2308,9
@@
techo(char *buf, int len) {
for(; len > 0; buf++, len--) {
char c = *buf;
- if(c < '\x20') { /* control code */
+ if(c < 0x20 || c == 0177) { /* control code */
if(c != '\n' && c != '\r' && c != '\t') {
- c |= '\x40';
+ c ^= '\x40';
tputc("^", 1);
}
tputc(&c, 1);