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Replace character with U+FFFD if wcwidth() is -1
[st.git]
/
st.c
diff --git
a/st.c
b/st.c
index
23dd7f1
..
ad52280
100644
(file)
--- a/
st.c
+++ b/
st.c
@@
-2576,7
+2576,10
@@
tputc(char *c, int len) {
unicodep = ascii = *c;
} else {
utf8decode(c, &unicodep, UTF_SIZ);
- width = wcwidth(unicodep);
+ if ((width = wcwidth(unicodep)) == -1) {
+ c = "\357\277\275"; /* UTF_INVALID */
+ width = 1;
+ }
control = ISCONTROLC1(unicodep);
ascii = unicodep;
}