From 6318ddb69ad8380694bbca35ca5a72230c2ee694 Mon Sep 17 00:00:00 2001
From: Nicholas Noll <nbnoll@eml.cc>
Date: Thu, 28 Oct 2021 11:55:47 -0700
Subject: Feat(libunicode): cleaned up decode/encode

Additionally, decode can now apply backwards on a byte string.
---
 sys/libunicode/findlast.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'sys/libunicode/findlast.c')

diff --git a/sys/libunicode/findlast.c b/sys/libunicode/findlast.c
index 3a4ed38..ab25ab2 100644
--- a/sys/libunicode/findlast.c
+++ b/sys/libunicode/findlast.c
@@ -7,19 +7,21 @@ utf8·findlast(byte* s, rune c)
     rune r;
     byte *l;
 
-    if(c < RuneSync)
+    if(c < Tx)
         return strrchr(s, c);
 
     l = nil;
     for(;;){
         c1 = *(ubyte*)s;
-        if(c1 < RuneSelf) {
+        if(c1 < Tx){
             if(c1 == 0) return l;
             if(c1 == c) l = s;
             s++;
             continue;
         }
+
         c1 = utf8·decode(s, &r);
+
         if(r == c)
             l = s;
 
-- 
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