From: Roberto E. Vargas Caballero Date: Mon, 17 Aug 2015 09:25:38 +0000 (+0200) Subject: Do not mark as invalid UTF8 control codes X-Git-Url: https://git.danieliu.xyz/?a=commitdiff_plain;h=7e61f5e4c514a233250442263b62d887c9e5ca9c;p=st.git Do not mark as invalid UTF8 control codes wcwidth() returns -1 for all the non visible characters, but it doesn't necessarilly mean that they are incorrect. It only means that they are not printable. --- diff --git a/st.c b/st.c index 1df4fde..35a840b 100644 --- a/st.c +++ b/st.c @@ -2895,15 +2895,15 @@ tputc(Rune u) int width, len; Glyph *gp; + control = ISCONTROL(u); len = utf8encode(u, c); - if ((width = wcwidth(u)) == -1) { + if (!control && (width = wcwidth(u)) == -1) { memcpy(c, "\357\277\275", 4); /* UTF_INVALID */ width = 1; } if (IS_SET(MODE_PRINT)) tprinter(c, len); - control = ISCONTROL(u); /* * STR sequence must be checked before anything else