Add byacc into the ports tree

devel/Makefile

@@ -159,6 +159,7 @@
     SUBDIR += bullet
     SUBDIR += bunny
     SUBDIR += busybee
+    SUBDIR += byacc
     SUBDIR += byaccj
     SUBDIR += bzapi
     SUBDIR += bzr

devel/byacc/Makefile

+# $FreeBSD$
+
+PORTNAME=	byacc
+PORTVERSION=	20140101
+CATEGORIES=	devel
+MASTER_SITES=	ftp://invisible-island.net/${PORTNAME}/
+EXTRACT_SUFX=	.tgz
+
+MAINTAINER=	bapt@FreeBSD.org
+COMMENT=	Best yacc variant available
+
+GNU_CONFIGURE=	yes
+MAKEFILE=	makefile
+
+PLIST_FILES=	bin/yacc \
+		man/man1/yacc.1.gz
+
+.include <bsd.port.mk>

devel/byacc/distinfo

+SHA256 (byacc-20140101.tgz) = 78aea5a34ccb6c9f1ff673a94cd3e66b0f669b7a042c2fcfdada85f0f399421c
+SIZE (byacc-20140101.tgz) = 244706

devel/byacc/pkg-descr

+Berkeley Yacc (byacc) is a LALR(1) parser generator. Berkeley Yacc
+has been made as compatible as possible with AT&T Yacc. Berkeley
+Yacc can accept any input specification that conforms to the AT&T
+Yacc documentation.
+
+WWW: http://invisible-island.net/byacc/