dir.c: fix escaping multibyte char

* dir.c (has_magic): fix escaping multibyte char, with glob
  meta-char in trailing bytes, e.g., Shift-JIS

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49532 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 3 insertions, 3 deletions

diff --git a/dir.c b/dir.c
index e2a19f142d..041d88af08 100644
--- a/dir.c
+++ b/dir.c
@@ -1205,9 +1205,9 @@ has_magic(const char *p, const char *pend, int flags, rb_encoding *enc)
 	    return MAGICAL;
 
 	  case '\\':
-	    if (escape && !(c = *p++))
-		return PLAIN;
-	    continue;
+	    if (escape && p++ >= pend)
+		continue;
+	    break;
 
 #ifdef _WIN32
 	  case '~':