Re: zsh bug: isearch doesn't support unicode properly

[Peter Stephenson <p.stephenson@xxxxxxxxxxx>]

On Mon, 28 Oct 2013 11:42:22 -0400
Yichao Yu <yyc1992@xxxxxxxxx> wrote:
> I've got a problem when typing unicode characters in the zsh's history search.
> 
> When trying to use unicode characters in isearch (the default binding
> for ^S and ^R), some of the unicode characters are not recognized
> correctly. For example, (with utf-8 encoding), when typing "重新安装"
> (utf-8 string: \xe9\x87\x8d\xe6\x96\xb0\xe5\xae\x89\xe8\xa3\x85)
> what's recognized by zsh is actually "駭涰宩裥" (utf-8 string:
> \xe9\xa7\xad\xe6\xb6\xb0\xe5\xae\xa9\xe8\xa3\xa5e). It seems that the
> fifth bit in one byte is flipped in come cases.
> 
> I'm not yet sure what's wrong with these characters but at least the
> meta character processing looks suspicious.

Yes --- how about this?

diff --git a/Src/Zle/zle_utils.c b/Src/Zle/zle_utils.c
index d0e7b55..b84d253 100644
--- a/Src/Zle/zle_utils.c
+++ b/Src/Zle/zle_utils.c
@@ -145,6 +145,7 @@ zlecharasstring(ZLE_CHAR_T inchar, char *buf)
 		ptr2--;
 	    }
 	    *ptr = Meta;
+	    ptr[1] ^= 32;
 	    ret++;
 	}
 
pws