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-rw-r--r--st.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/st.c b/st.c
index aba034f..b66791a 100644
--- 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);