devel/libopenbsd: add new port

libopenbsd is a thin compatibility layer intended to allow a limited set of
OpenBSD software to compile on other BSDs with little or no modification.

devel/Makefile

@@ -1323,6 +1323,7 @@
     SUBDIR += libolecf
     SUBDIR += liboobs
     SUBDIR += liboop
+    SUBDIR += libopenbsd
     SUBDIR += libopencm3
     SUBDIR += libopensync
     SUBDIR += libopkele

devel/libopenbsd/Makefile

@@ -0,0 +1,52 @@
+# $FreeBSD$
+
+PORTNAME=	libopenbsd
+PORTVERSION=	r298107
+CATEGORIES=	devel
+MASTER_SITES=	LOCAL/jbeich \
+		https://svn.freebsd.org/base/head/lib/${PORTNAME}/:svn
+
+MAINTAINER=	jbeich@FreeBSD.org
+COMMENT=	imsg and ohash routines from OpenBSD libutil
+
+LICENSE=	ISCL
+
+USES=		uidfix tar:xz
+MAKE_ENV=	SHLIB_MAJOR=0 NO_PROFILE=1
+MAKE_ARGS=	INCLUDEDIR="${PREFIX}/include" LIBDIR="${PREFIX}/lib" \
+		MANDIR="${PREFIX}/man/man"
+USE_LDCONFIG=	yes
+
+#
+# To update snapshot: make makesum BOOTSTRAP=
+# Specific snapshot:  make makesum SVN_FETCH= PORTVERSION=r1234
+#
+.if defined(BOOTSTRAP)
+# XXX SED and _MASTER_SITES_svn aren't defined yet
+SED?=		/usr/bin/sed
+SVN_REV!=	${SETENV} LC_ALL=C svn info \
+			${MASTER_SITES:M*\:svn:S/:svn//} | \
+		${SED} -n 's/^Last Changed Rev: //p'
+PORTVERSION:=	r${SVN_REV}
+.else
+SVN_REV?=	${PORTVERSION:S/r//}
+.endif
+
+.if defined(BOOTSTRAP) || defined(SVN_FETCH)
+FETCH_DEPENDS+=	svn:devel/subversion
+
+do-fetch:
+	${MKDIR} ${WRKDIR}
+	svn export -r${SVN_REV} ${_MASTER_SITES_svn} ${WRKSRC}
+	(cd ${WRKDIR} && ${TAR} cJvf \
+		${_DISTDIR}/${DISTNAME}${EXTRACT_SUFX} \
+		--uid 0 --gid 0 ${DISTNAME})
+	${REINPLACE_CMD} -i '' '/^PORTVERSION=/s/r.*/r${SVN_REV}/' \
+		${MASTERDIR}/Makefile
+. if ${USER} == ${MAINTAINER:C/@.*//}
+	-scp ${_DISTDIR}/${DISTNAME}${EXTRACT_SUFX} \
+		freefall.freebsd.org:public_distfiles/
+. endif
+.endif
+
+.include <bsd.port.mk>

devel/libopenbsd/distinfo

@@ -0,0 +1,3 @@
+TIMESTAMP = 1477213204
+SHA256 (libopenbsd-r298107.tar.xz) = 08621c0034477c892de5b2ae82873c966bd32439689c644ca8d7accd32b9b5b8
+SIZE (libopenbsd-r298107.tar.xz) = 13464

devel/libopenbsd/files/patch-Makefile

@@ -0,0 +1,12 @@
+--- Makefile.orig	2016-04-16 07:45:30 UTC
++++ Makefile
+@@ -6,7 +6,8 @@ SRCS=	getdtablecount.c \
+ 	imsg-buffer.c \
+ 	imsg.c \
+ 	ohash.c
+-INTERNALLIB=
++INCS=	imsg.h ohash.h
++MAN=	imsg_init.3 ohash_init.3 ohash_interval.3
+ 
+ CFLAGS+= -I${.CURDIR}
+ 

devel/libopenbsd/files/patch-man

@@ -0,0 +1,33 @@
+--- imsg_init.3.orig	2015-11-04 23:52:19 UTC
++++ imsg_init.3
+@@ -46,6 +46,8 @@
+ .Nm msgbuf_write ,
+ .Nm msgbuf_drain
+ .Nd IPC messaging functions
++.Sh LIBRARY
++.Ox Utilities Library (libopenbsd, \-lopenbsd)
+ .Sh SYNOPSIS
+ .In sys/types.h
+ .In sys/queue.h
+--- ohash_init.3.orig	2014-07-29 19:46:13 UTC
++++ ohash_init.3
+@@ -30,6 +30,8 @@
+ .Nm ohash_next ,
+ .Nm ohash_entries
+ .Nd light-weight open hashing
++.Sh LIBRARY
++.Ox Utilities Library (libopenbsd, \-lopenbsd)
+ .Sh SYNOPSIS
+ .In stdint.h
+ .In stddef.h
+--- ohash_interval.3.orig	2014-07-29 19:46:13 UTC
++++ ohash_interval.3
+@@ -24,6 +24,8 @@
+ .Nm ohash_qlookup ,
+ .Nm ohash_qlookupi
+ .Nd helper functions for open hashing
++.Sh LIBRARY
++.Ox Utilities Library (libopenbsd, \-lopenbsd)
+ .Sh SYNOPSIS
+ .In stdint.h
+ .In stddef.h

devel/libopenbsd/pkg-descr

@@ -0,0 +1,2 @@
+libopenbsd is a thin compatibility layer intended to allow a limited set of
+OpenBSD software to compile on other BSDs with little or no modification.

devel/libopenbsd/pkg-plist

@@ -0,0 +1,8 @@
+include/imsg.h
+include/ohash.h
+lib/libopenbsd.a
+lib/libopenbsd.so
+lib/libopenbsd.so.0
+man/man3/imsg_init.3.gz
+man/man3/ohash_init.3.gz
+man/man3/ohash_interval.3.gz