openpam: add example configuration files

sudo compiled with -pam and PREFER_PKGSRC=yes now works out of the box

security/openpam/Makefile

@@ -1,4 +1,4 @@
-# $NetBSD: Makefile,v 1.28 2018/08/22 09:46:19 wiz Exp $
+# $NetBSD: Makefile,v 1.29 2018/08/27 08:59:52 triaxx Exp $
 
 DISTNAME=	openpam-20170430
 PKGREVISION=	1
@@ -20,7 +20,12 @@ CONFIGURE_ARGS+=	--with-modules-dir=${PREFIX}/lib/security
 
 CPPFLAGS+=		-DSYSCONFDIR=\"${PKG_SYSCONFDIR}\"
 
+EGDIR=			${PREFIX}/share/examples/${PKGBASE}
+CONF_FILES+=		${EGDIR}/pam.d/other ${PKG_SYSCONFDIR}/pam.d/other
+CONF_FILES+=		${EGDIR}/pam.d/sudo ${PKG_SYSCONFDIR}/pam.d/sudo
+
 OWN_DIRS=		${PKG_SYSCONFDIR}/pam.d
+INSTALLATION_DIRS+=	${EGDIR}/pam.d
 
 SUBST_CLASSES+=		man
 SUBST_MESSAGE.man=	Fixing hardcoded paths in manpages.
@@ -28,6 +33,15 @@ SUBST_STAGE.man=	post-build
 SUBST_FILES.man=	doc/man/pam.conf.5
 SUBST_VARS.man=		PKG_SYSCONFDIR PREFIX
 
+post-extract:
+	${MKDIR} -p ${WRKSRC}/doc/pam.d
+	${CP} ${FILESDIR}/other ${WRKSRC}/doc/pam.d/other
+	${CP} ${FILESDIR}/sudo ${WRKSRC}/doc/pam.d/sudo
+
+post-install:
+	${INSTALL_DATA} ${WRKSRC}/doc/pam.d/other ${DESTDIR}${EGDIR}/pam.d/other
+	${INSTALL_DATA} ${WRKSRC}/doc/pam.d/sudo ${DESTDIR}${EGDIR}/pam.d/sudo
+
 .include "../../mk/dlopen.buildlink3.mk"
 
 # Create a fake perl binary to avoid recreating the man pages.

security/openpam/PLIST

@@ -1,4 +1,4 @@
-@comment $NetBSD: PLIST,v 1.9 2018/05/15 07:57:32 triaxx Exp $
+@comment $NetBSD: PLIST,v 1.10 2018/08/27 08:59:52 triaxx Exp $
 include/security/openpam.h
 include/security/openpam_attr.h
 include/security/openpam_version.h
@@ -62,3 +62,5 @@ man/man3/pam_verror.3
 man/man3/pam_vinfo.3
 man/man3/pam_vprompt.3
 man/man5/pam.conf.5
+share/examples/openpam/pam.d/other
+share/examples/openpam/pam.d/sudo

security/openpam/files/other

@@ -0,0 +1,16 @@
+# $NetBSD: other,v 1.1 2018/08/27 08:59:52 triaxx Exp $
+#
+# PAM configuration for the "other" service
+#
+
+# auth
+auth		required	pam_unix.so		no_warn try_first_pass nullok
+
+# account
+account		required	pam_unix.so
+
+# session
+session		required	pam_permit.so
+
+# password
+password	required	pam_permit.so

security/openpam/files/sudo

@@ -0,0 +1,13 @@
+# $NetBSD: sudo,v 1.1 2018/08/27 08:59:52 triaxx Exp $
+#
+# PAM configuration for the "sudo" service
+#
+
+# auth
+auth		required	pam_unix.so		no_warn try_first_pass nullok
+
+# account
+account		required	pam_unix.so
+
+# session
+session		required	pam_permit.so