svn commit: r341234 - stable/12/contrib/nvi/common

[Yuri Pankov]

Author: yuripv
Date: Thu Nov 29 15:05:47 2018
New Revision: 341234
URL: https://svnweb.freebsd.org/changeset/base/341234

Log:
  MFC r340976:
  vi: fix UTF-8 detection.
  
  PR:		202290
  Submitted by:	lampa at fit.vutbr.cz
  Reviewed by:	bapt
  Differential Revision:	https://reviews.freebsd.org/D17950

Modified:
  stable/12/contrib/nvi/common/encoding.c
Directory Properties:
  stable/12/   (props changed)

Modified: stable/12/contrib/nvi/common/encoding.c
==============================================================================
--- stable/12/contrib/nvi/common/encoding.c	Thu Nov 29 14:49:33 2018	(r341233)
+++ stable/12/contrib/nvi/common/encoding.c	Thu Nov 29 15:05:47 2018	(r341234)
@@ -96,7 +96,7 @@ looks_utf8(const char *ibuf, size_t nbytes)
 				if (i >= nbytes)
 					goto done;
 
-				if (buf[i] & 0x40)	/* 10xxxxxx */
+				if ((buf[i] & 0xc0) != 0x80)	/* 10xxxxxx */
 					return -1;
 			}