From: Damian Okrasa <dokrasa@gmail.com>
Date: Tue, 25 Mar 2014 19:20:26 +0000 (+0100)
Subject: new utf decoder
X-Git-Url: https://git.xinqibao.xyz/st.git/commitdiff_plain/45b808b88ee63f21a188800ba3473a24a3c4b987?hp=45b808b88ee63f21a188800ba3473a24a3c4b987

new utf decoder

This patch replaces current utf decoder with a new one, which is ~50
lines shorter and should be easier to understand. Parsing 5 and 6
sequences, if necessary, requires trivial modification of UTF_SIZ
constant and utfbyte, utfmask, utfmin, utfmax arrays.
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