iptables: Some build fixes.

[people/ms/ipfire-3.x.git] / pkgs / core / kernel / kernel.nm

###############################################################################
#                                                                             #
# IPFire.org - A linux based firewall                                         #
# Copyright (C) 2007, 2008, 2009 Michael Tremer & Christian Schmidt           #
#                                                                             #
# This program is free software: you can redistribute it and/or modify        #
# it under the terms of the GNU General Public License as published by        #
# the Free Software Foundation, either version 3 of the License, or           #
# (at your option) any later version.                                         #
#                                                                             #
# This program is distributed in the hope that it will be useful,             #
# but WITHOUT ANY WARRANTY; without even the implied warranty of              #
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the               #
# GNU General Public License for more details.                                #
#                                                                             #
# You should have received a copy of the GNU General Public License           #
# along with this program.  If not, see <http://www.gnu.org/licenses/>.       #
#                                                                             #
###############################################################################

###############################################################################
# Definitions
###############################################################################

include $(PKGROOT)/Include

PKG_NAME       = linux
PKG_VER        = 2.6.31.1
PKG_REL        = 0

PKG_MAINTAINER = Michael Tremer <michael.tremer@ipfire.org>
PKG_GROUP      = System/Kernels
PKG_URL        = http://www.kernel.org/
PKG_LICENSE    = GPLv2
PKG_SUMMARY    = The Linux kernel.

define PKG_DESCRIPTION
	The kernel package contains the Linux kernel (vmlinuz), the core of any \
	Linux operating system. The kernel handles the basic functions \
	of the operating system: memory allocation, process allocation, device \
	input and output, etc.
endef

CFLAGS     =
CXXFLAGS   =

LOCALVERSION   = -ipfire1
FULLVER        = $(PKG_VER)$(LOCALVERSION)

PKG_TARBALL    = $(THISAPP).tar.bz2

###############################################################################
# Installation Details
###############################################################################

define STAGE_PREPARE_CMDS
	cd $(DIR_APP) && echo "$(LOCALVERSION)" > localversion-ipfire
	rm -f $(DIR_APP)/localversion-grsec

	cd $(DIR_APP) && sed -e "s/^HOSTCFLAGS.*=.*/& -fPIC/g" -i Makefile

	#cd $(DIR_APP) && echo "source \"crypto/ocf/Kconfig\"" >> crypto/Kconfig
	
	cd $(DIR_APP) && cp -vf $(DIR_SOURCE)/$(DISTRO_SNAME)_logo.ppm \
		drivers/video/logo/logo_linux_clut224.ppm
endef

define STAGE_BUILD
	cd $(DIR_APP) && make mrproper

	# Select right optimization for the linux kernel.
	if [ "$(TARGET)" == "i486" ]; then \
		sed -e "s/^CONFIG_M686=y/# CONFIG_686 is not set/" \
			-e "s/^# CONFIG_M486 is not set/CONFIG_M486=y/" \
			< $(DIR_SOURCE)/config > $(DIR_APP)/.config; \
	elif [ "$(TARGET)" == "i586" ]; then \
		sed -e "s/^CONFIG_M686=y/# CONFIG_686 is not set/" \
			-e "s/^# CONFIG_M586TSC is not set/CONFIG_M586TSC=y/" \
			< $(DIR_SOURCE)/config > $(DIR_APP)/.config; \
	elif [ "$(TARGET)" == "via-c7" ]; then \
		sed -e "s/^CONFIG_M686=y/# CONFIG_686 is not set/" \
			-e "s/^# CONFIG_MVIAC7 is not set/CONFIG_MVIAC7=y/" \
			< $(DIR_SOURCE)/config > $(DIR_APP)/.config; \
	elif [ "$(TARGET)" == "via-c3" ]; then \
		sed -e "s/^CONFIG_M686=y/# CONFIG_686 is not set/" \
			-e "s/^# CONFIG_MVIAC3_2 is not set/CONFIG_MVIAC3_2=y/" \
			< $(DIR_SOURCE)/config > $(DIR_APP)/.config; \
	else \
		cp -f $(DIR_SOURCE)/config $(DIR_APP)/.config; \
	fi

	cd $(DIR_APP) && yes "" | make oldconfig
	
	cd $(DIR_APP) && make CC="gcc -nopie" $(PARALLELISMFLAGS)
endef

define STAGE_INSTALL
	cd $(DIR_APP) && make modules_install INSTALL_MOD_PATH=$(BUILDROOT)

	-mkdir -pv $(BUILDROOT)/boot
	cd $(DIR_APP) && cp -v arch/x86/boot/bzImage $(BUILDROOT)/boot/$(DISTRO_SNAME)kernel-$(FULLVER)
	cd $(DIR_APP) && cp -v System.map $(BUILDROOT)/boot/System.map-$(FULLVER)
	
	ln -svf $(SNAME)kernel-$(FULLVER) $(BUILDROOT)/boot/$(DISTRO_SNAME)kernel
	ln -svf System.map-$(FULLVER) $(BUILDROOT)/boot/System.map

	-mkdir -pv $(BUILDROOT)/lib/modules/$(KVER)/extra
endef