svn commit: r340976 - head/contrib/nvi/common

[Yuri Pankov]

Author: yuripv
Date: Mon Nov 26 15:33:55 2018
New Revision: 340976
URL: https://svnweb.freebsd.org/changeset/base/340976

Log:
  vi: fix UTF-8 detection.
  
  PR:		202290
  Submitted by:	lampa at fit.vutbr.cz
  Reviewed by:	bapt
  Approved by:	kib (mentor, implicit)
  MFC after:	3 days
  Differential Revision:	https://reviews.freebsd.org/D17950

Modified:
  head/contrib/nvi/common/encoding.c

Modified: head/contrib/nvi/common/encoding.c
==============================================================================
--- head/contrib/nvi/common/encoding.c	Mon Nov 26 15:12:58 2018	(r340975)
+++ head/contrib/nvi/common/encoding.c	Mon Nov 26 15:33:55 2018	(r340976)
@@ -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;
 			}