st

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commit 7e61f5e4c514a233250442263b62d887c9e5ca9c
parent 9984ad4ba730b043d064095dca42b490904e38f3
Author: Roberto E. Vargas Caballero <k0ga@shike2.com>
Date:   Mon, 17 Aug 2015 11:25:38 +0200

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.

Diffstat:
Mst.c | 4++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git 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