source: branches/contrib/openwrt/openwrt.mk @ 349

# DebWrt - Debian on Embedded devices
#
# Copyright (C) 2010 Johan van Zoomeren <amain@debwrt.net>
#
# 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/>.

OPENWRT_PATCHES_DIR=$(TOPDIR)/openwrt/patches

openwrt/all: openwrt/build
        $(MAKE) -C $(TOPDIR) openwrt/deliver
        touch $@

openwrt/build: openwrt/prepare
ifeq ("$(origin V)", "command line")
        $(SCRIPT_CLEAN_EXEC) $(MAKE) -C $(OPENWRT_BUILD_DIR) $(CONFIG_OPENWRT_MAKE_OPTIONS) V=$(V)
else
        $(SCRIPT_CLEAN_EXEC) $(MAKE) -C $(OPENWRT_BUILD_DIR) $(CONFIG_OPENWRT_MAKE_OPTIONS)
endif
        touch $@

openwrt/download:
ifeq ("$(origin V)", "command line")
        $(SCRIPT_CLEAN_EXEC) $(MAKE) -C $(OPENWRT_BUILD_DIR) download V=$(V)
else
        $(SCRIPT_CLEAN_EXEC) $(MAKE) -C $(OPENWRT_BUILD_DIR) download
endif
        touch $@

openwrt/prepare: \
  openwrt/checkout \
  openwrt/patch \
  openwrt/files-copy \
  plugins/apply-openwrt \
  openwrt/merge-config \
  openwrt/download-link \
  # end openwrt/prepare:
        touch $@

openwrt/merge-config: .config $(OPENWRT_BUILD_DIR)/.config openwrt/checkout openwrt/patch
        mkdir -p $(TMP_DIR)
        # Copy default OpenWrt settings
        cp $(CONFIG_DIR)/openwrt.defconfig $(TMP_DIR)/.config_openwrt
        # Merge default OpenWrt settings with DebWrt menu config settings
        #cat .config | grep -v -e CONFIG_TARGET_BOARD -e "^#" >> $(TMP_DIR)/.config_openwrt
        cat .config | grep -v -e CONFIG_TARGET_BOARD >> $(TMP_DIR)/.config_openwrt
        # Merge default and menu settings with possibly altered settings in make menuconfig in OpenWrt
        # note: settings manually made in OpenWrt menu config will be included!
        touch $(OPENWRT_BUILD_DIR)/.config
        cp $(OPENWRT_BUILD_DIR)/.config $(OPENWRT_BUILD_DIR)/.config.org
        $(SCRIPT_KCONFIG) + $(OPENWRT_BUILD_DIR)/.config.org $(TMP_DIR)/.config_openwrt > $(OPENWRT_BUILD_DIR)/.config
        # Filter out config options unknown to OpenWrt (e.g. pure kernel known options) / clean up OpenWrt config
        $(SCRIPT_CLEAN_EXEC) $(MAKE) -C $(OPENWRT_BUILD_DIR) defconfig
        # Save .config to OpenWrt build-dir. During the OpenWrt build the .config kernel options are
        # merged with the OpenWrt's default kernel options for the target. In this phase any DebWrt/OpenWrt
        # specific options in the .config file are filtered out. See include/kernel-defaults.mk from OpenWrt.
        cp .config $(OPENWRT_BUILD_DIR)/.config.debwrt
        touch $@

$(OPENWRT_BUILD_DIR)/.config: openwrt/checkout
        [ ! -f $@ ] && touch $(OPENWRT_BUILD_DIR)/.config

openwrt/download-link: openwrt/checkout
ifneq ($(OPENWRT_DOWNLOAD_DIR),)
        cd $(OPENWRT_BUILD_DIR) && if [ -d $(OPENWRT_DOWNLOAD_DIR) -a ! -e dl ]; then ln -snf $(OPENWRT_DOWNLOAD_DIR) dl; fi
endif
        touch $@

openwrt/patch: openwrt/checkout
        rev=$(call get_svn_revision,$(OPENWRT_BUILD_DIR)) ; \
        field=`echo "$(OPENWRT_PATCHES_DIR)" | awk -F / '{print NF+2}'` ; \
        find "$(OPENWRT_PATCHES_DIR)/all" "$(OPENWRT_PATCHES_DIR)/$(OPENWRT_BRANCH)" -name .svn -prune -o -print | \
        awk -F / \
          'match($$'$${field}', "^[[:digit:]]+(-([[:digit:]]*):([[:digit:]]*))?_", revs) \
          { if(revs[2] <= "'$${rev}'" && (!length(revs[3]) || revs[3] >= "'$${rev}'")) print }' | \
        sort -t / -k $${field} | \
        while read pat ; \
        do \
                if ! patch -d "$(OPENWRT_BUILD_DIR)" -p 0 -N < $${pat} ; \
                then \
                        echo Failed applying patch: $${pat} > /dev/stderr ; \
                        rm -f openwrt/checkout "$(OPENWRT_BUILD_DIR)/.debwrt.checkout.stamp" ; \
                        exit 1 ; \
                fi ; \
        done ; \
        touch $@

openwrt/unpatch: openwrt/checkout
        rev=$(call get_svn_revision,$(OPENWRT_BUILD_DIR)) ; \
        field=`echo "$(OPENWRT_PATCHES_DIR)" | awk -F / '{print NF+2}'` ; \
        find "$(OPENWRT_PATCHES_DIR)/all" "$(OPENWRT_PATCHES_DIR)/$(OPENWRT_BRANCH)" -name .svn -prune -o -print | \
        awk -F / \
          'match($$'$${field}', "^[[:digit:]]+(-([[:digit:]]*):([[:digit:]]*))?_", revs) \
          { if(revs[2] <= "'$${rev}'" && (!length(revs[3]) || revs[3] >= "'$${rev}'")) print }' | \
        sort -t / -k $${field} -r | \
        while read pat ; \
        do \
                if ! patch -d "$(OPENWRT_BUILD_DIR)" -p 0 -R < $${pat} ; \
                then \
                        echo Failed removing patch: $${pat} > /dev/stderr ; \
                        rm -f openwrt/checkout "$(OPENWRT_BUILD_DIR)/.debwrt.checkout.stamp" ; \
                        exit 1 ; \
                fi ; \
        done ; \
        rm openwrt/patch
        touch $@


openwrt/files-copy: openwrt/patch
        tar -C $(FILES_DIR_OPENWRT) --exclude-vcs -cpf - . | \
          tar -C $(OPENWRT_BUILD_DIR) -xpf - && \
        touch $@

ifeq ($(OPENWRT_BRANCH),trunk)
OPENWRT_SUBVERSION:=svn://svn.openwrt.org/openwrt/trunk/
else
OPENWRT_SUBVERSION:=svn://svn.openwrt.org/openwrt/branches/$(OPENWRT_BRANCH)/
endif

$(OPENWRT_BUILD_DIR)/.debwrt.checkout.stamp:
openwrt/checkout: $(OPENWRT_BUILD_DIR)/.debwrt.checkout.stamp
        rm -rf $(OPENWRT_BUILD_DIR) && \
        svn co -r $(OPENWRT_REVISION) $(OPENWRT_SUBVERSION) $(OPENWRT_BUILD_DIR) && \
        touch $@ $<

openwrt/update: openwrt/checkout
        svn up -r $(OPENWRT_REVISION) $(OPENWRT_BUILD_DIR)

openwrt/menuconfig: openwrt/prepare
        $(SCRIPT_CLEAN_EXEC) $(MAKE) -C $(OPENWRT_BUILD_DIR) menuconfig

# Tune kernel configuration
openwrt/kernel_menuconfig: openwrt/prepare
        $(SCRIPT_CLEAN_EXEC) $(MAKE) -C $(OPENWRT_BUILD_DIR) kernel_menuconfig
        rm -f openwrt/build

openwrt/clean:
        -$(SCRIPT_CLEAN_EXEC) $(MAKE) -C $(OPENWRT_BUILD_DIR) clean V=$(V)

openwrt/dirclean:
        -$(SCRIPT_CLEAN_EXEC) $(MAKE) -C $(OPENWRT_BUILD_DIR) dirclean V=$(V)

openwrt/distclean:
        -$(SCRIPT_CLEAN_EXEC) $(MAKE) -C $(OPENWRT_BUILD_DIR) distclean V=$(V)

openwrt/debwrt-clean:
        rm -rf $(OPENWRT_BUILD_DIR)
        rm -f openwrt/checkout
        rm -f openwrt/patch
        rm -f openwrt/files-copy