Fix bug for add_glob:

Do not stop scanning if we see '$' as it does more harm than good.
  For $HOME/tm we should return $HOME/tm*

Set license to BSD (not "public domain" due to sigact.[ch]).

Submitted by:	Simon Gerraty <sjg@juniper.net>
Obtained from:	NetBSD
Approved by:	skreuzer

shells/pdksh/Makefile

@@ -7,7 +7,7 @@
 
 PORTNAME=	pdksh
 PORTVERSION=	5.2.14p2
-PORTREVISION=	3
+PORTREVISION=	4
 CATEGORIES=	shells
 MASTER_SITES=	http://gd.tuwien.ac.at/utils/shells/pdksh/ \
 		ftp://ftp.lip6.fr/pub/unix/shells/pdksh/ \
@@ -20,6 +20,7 @@ PATCH_DIST_STRIP=	-p2
 
 MAINTAINER=	skreuzer@FreeBSD.org
 COMMENT=	The Public Domain Korn Shell
+LICENSE=	BSD
 
 GNU_CONFIGURE=	yes
 MAN1=		ksh.1

shells/pdksh/files/patch-edit.c

@@ -8,3 +8,12 @@
  	cp += 2;
      }
  
+@@ -847,7 +847,7 @@ add_glob(str, slen)
+ 	for (s = toglob; *s; s++) {
+ 		if (*s == '\\' && s[1])
+ 			s++;
+-		else if (*s == '*' || *s == '[' || *s == '?' || *s == '$'
++		else if (*s == '*' || *s == '[' || *s == '?'
+ 			 || (s[1] == '(' /*)*/ && strchr("*+?@!", *s)))
+ 			break;
+ 		else if (ISDIRSEP(*s))