[pkgsrc/trunk]: pkgsrc/mk Makefile fragment for packages using pf.

[peter <peter%pkgsrc.org@localhost>]

details:   https://anonhg.NetBSD.org/pkgsrc/rev/a6590719fa4a
branches:  trunk
changeset: 543925:a6590719fa4a
user:      peter <peter%pkgsrc.org@localhost>
date:      Thu Jun 26 20:58:48 2008 +0000

description:
Makefile fragment for packages using pf.

Approved by agc.

diffstat:

 mk/pf.buildlink3.mk |  68 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 68 insertions(+), 0 deletions(-)

diffs (72 lines):

diff -r 3746be995f5f -r a6590719fa4a mk/pf.buildlink3.mk
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/mk/pf.buildlink3.mk       Thu Jun 26 20:58:48 2008 +0000
@@ -0,0 +1,68 @@
+# $NetBSD: pf.buildlink3.mk,v 1.1 2008/06/26 20:58:48 peter Exp $
+#
+# Makefile fragment for packages using pf.
+#
+# The following variables are set by this file:
+#
+#   PFVAR_H    The path to the pfvar.h header file.
+#   PFCTL      The path to the pfctl program.
+#   PF_VERSION The detected PF version (as in OpenBSD).
+#
+
+.if !defined(PF_BUILDLINK3_MK)
+PF_BUILDLINK3_MK=      #defined
+
+.include "../../mk/bsd.fast.prefs.mk"
+
+# Platforms where pf is available on.
+ONLY_FOR_PLATFORM?=    NetBSD-[3-9]*-* OpenBSD-[3-9]*-* FreeBSD-[5-9]*-* \
+                       DragonFly-*-*
+
+# Detect the pfvar.h header.
+.if exists(/usr/include/net/pfvar.h)
+_PFVAR_H=      /usr/include/net/pfvar.h        
+.elif exists(/usr/include/net/pf/pfvar.h)
+_PFVAR_H=      /usr/include/net/pf/pfvar.h
+.else
+PKG_FAIL_REASON+=      "Couldn't find pfvar.h header; please make sure that this header is available in /usr/include/net."
+.endif
+
+PFVAR_H?=      ${_PFVAR_H}
+PFCTL?=                /sbin/pfctl
+
+# Compute the version number of the PF API by checking for the presence
+# of symbols added in newer versions and store the result in ${PF_VERSION}.
+
+# Default to the first version with PF, which was OpenBSD 3.0.
+PF_VERSION=    3.0
+
+.if !empty(PFVAR_H)
+# OpenBSD 4.2: pf_statelist added
+_PF_4_2!=      ${GREP} -c pf_statelist ${PFVAR_H} || ${TRUE}
+# OpenBSD 4.1: PF_OSFP_INET6 added
+_PF_4_1!=      ${GREP} -c PF_OSFP_INET6 ${PFVAR_H} || ${TRUE}
+# OpenBSD 3.8: pf_socket_lookup added
+_PF_3_8!=      ${GREP} -c pf_socket_lookup ${PFVAR_H} || ${TRUE}
+# OpenBSD 3.7: pf_threshold added
+_PF_3_7!=      ${GREP} -c pf_threshold ${PFVAR_H} || ${TRUE}
+# OpenBSD 3.6: pf_cksum_fixup added
+_PF_3_6!=      ${GREP} -c pf_cksum_fixup ${PFVAR_H} || ${TRUE}
+# OpenBSD 3.5: pfi_lookup_if added
+_PF_3_5!=      ${GREP} -c pfi_lookup_if ${PFVAR_H} || ${TRUE}
+
+.    if ${_PF_4_2} != "0"
+PF_VERSION=    4.2
+.    elif ${_PF_4_1} != "0"
+PF_VERSION=    4.1
+.    elif ${_PF_3_8} != "0"
+PF_VERSION=    3.8
+.    elif ${_PF_3_7} != "0"
+PF_VERSION=    3.7
+.    elif ${_PF_3_6} != "0"
+PF_VERSION=    3.6
+.    elif ${_PF_3_5} != "0"
+PF_VERSION=    3.5
+.    endif
+.endif
+
+.endif  # PF_BUILDLINK3_MK