OpenWrt – Rev 1

Subversion Repositories:
Rev:
# Makefile for OpenWrt
#
# Copyright (C) 2007-2015 OpenWrt.org
#
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
#

TOPDIR:=${CURDIR}
LC_ALL:=C
LANG:=C
export TOPDIR LC_ALL LANG
export OPENWRT_VERBOSE=s
all: help

export PATH:=$(TOPDIR)/staging_dir/host/bin:$(PATH)

ifneq ($(OPENWRT_BUILD),1)
  override OPENWRT_BUILD=1
  export OPENWRT_BUILD
endif

include rules.mk
include $(INCLUDE_DIR)/debug.mk
include $(INCLUDE_DIR)/depends.mk
include $(INCLUDE_DIR)/rootfs.mk

include $(INCLUDE_DIR)/version.mk
export REVISION

define Helptext
Available Commands:
        help:   This help text
        info:   Show a list of available target profiles
        clean:  Remove images and temporary build files
        image:  Build an image (see below for more information).

Building images:
        By default 'make image' will create an image with the default
        target profile and package set. You can use the following parameters
        to change that:

        make image PROFILE="<profilename>" # override the default target profile
        make image PACKAGES="<pkg1> [<pkg2> [<pkg3> ...]]" # include extra packages
        make image FILES="<path>" # include extra files from <path>
        make image BIN_DIR="<path>" # alternative output directory for the images
        make image EXTRA_IMAGE_NAME="<string>" # Add this to the output image filename (sanitized)

Print manifest:
        List "all" packages which get installed into the image.
        You can use the following parameters:

        make manifest PROFILE="<profilename>" # override the default target profile
        make manifest PACKAGES="<pkg1> [<pkg2> [<pkg3> ...]]" # include extra packages

endef
$(eval $(call shexport,Helptext))

help: FORCE
        echo "$$$(call shvar,Helptext)"


# override variables from rules.mk
PACKAGE_DIR:=$(TOPDIR)/packages
LISTS_DIR:=$(subst $(space),/,$(patsubst %,..,$(subst /,$(space),$(TARGET_DIR))))$(DL_DIR)
OPKG:=$(call opkg,$(TARGET_DIR)) \
        -f $(TOPDIR)/repositories.conf \
        --cache $(DL_DIR) \
        --lists-dir $(LISTS_DIR)

include $(INCLUDE_DIR)/target.mk
-include .profiles.mk

USER_PROFILE ?= $(firstword $(PROFILE_NAMES))
PROFILE_LIST = $(foreach p,$(PROFILE_NAMES), \
        echo '$(patsubst DEVICE_%,%,$(p)):'; $(if $($(p)_NAME),echo '    $(subst ','"'"',$($(p)_NAME))'; ) echo '    Packages: $($(p)_PACKAGES)'; \
)

.profiles.mk: .targetinfo
        @$(SCRIPT_DIR)/target-metadata.pl profile_mk $< '$(BOARD)$(if $(SUBTARGET),/$(SUBTARGET))' > $@

staging_dir/host/.prereq-build: include/prereq-build.mk
        mkdir -p tmp
        @$(_SINGLE)$(NO_TRACE_MAKE) -j1 -r -s -f $(TOPDIR)/include/prereq-build.mk prereq 2>/dev/null || { \
                echo "Prerequisite check failed. Use FORCE=1 to override."; \
                false; \
        }
  ifneq ($(realpath $(TOPDIR)/include/prepare.mk),)
        @$(_SINGLE)$(NO_TRACE_MAKE) -j1 -r -s -f $(TOPDIR)/include/prepare.mk prepare 2>/dev/null || { \
                echo "Preparation failed."; \
                false; \
        }
  endif
        touch $@

_call_info: FORCE
        echo 'Current Target: "$(BOARD)$(if $(SUBTARGET), ($(BOARDNAME)))"'
        echo 'Default Packages: $(DEFAULT_PACKAGES)'
        echo 'Available Profiles:'
        echo; $(PROFILE_LIST)

BUILD_PACKAGES:=$(USER_PACKAGES) $(sort $(DEFAULT_PACKAGES) $($(USER_PROFILE)_PACKAGES) kernel)
# "-pkgname" in the package list means remove "pkgname" from the package list
BUILD_PACKAGES:=$(filter-out $(filter -%,$(BUILD_PACKAGES)) $(patsubst -%,%,$(filter -%,$(BUILD_PACKAGES))),$(BUILD_PACKAGES))
PACKAGES:=

_call_image: staging_dir/host/.prereq-build
        echo 'Building images for $(BOARD)$(if $($(USER_PROFILE)_NAME), - $($(USER_PROFILE)_NAME))'
        echo 'Packages: $(BUILD_PACKAGES)'
        echo
        rm -rf $(TARGET_DIR) $(TARGET_DIR_ORIG)
        mkdir -p $(TARGET_DIR) $(BIN_DIR) $(TMP_DIR) $(DL_DIR)
        $(MAKE) package_reload
        $(MAKE) package_install
        $(MAKE) -s prepare_rootfs
        $(MAKE) -s build_image
        $(MAKE) -s checksum

_call_manifest: FORCE
        rm -rf $(TARGET_DIR)
        mkdir -p $(TARGET_DIR) $(BIN_DIR) $(TMP_DIR) $(DL_DIR)
        $(MAKE) package_reload >/dev/null
        $(MAKE) package_install >/dev/null
        $(OPKG) list-installed

package_index: FORCE
        @echo >&2
        @echo Building package index... >&2
        @mkdir -p $(TMP_DIR) $(TARGET_DIR)/tmp
        (cd $(PACKAGE_DIR); $(SCRIPT_DIR)/ipkg-make-index.sh . > Packages && \
                gzip -9nc Packages > Packages.gz \
        ) >/dev/null 2>/dev/null
        $(OPKG) update >&2 || true

package_reload:
        if [ ! -f "$(PACKAGE_DIR)/Packages" ] || [ ! -f "$(PACKAGE_DIR)/Packages.gz" ] || [ "`find $(PACKAGE_DIR) -cnewer $(PACKAGE_DIR)/Packages.gz`" ]; then \
                echo "Package list missing or not up-to-date, generating it." >&2 ;\
                $(MAKE) package_index; \
        else \
                mkdir -p $(TARGET_DIR)/tmp; \
                $(OPKG) update >&2 || true; \
        fi

package_list: FORCE
        @$(MAKE) -s package_reload
        @$(OPKG) list --size 2>/dev/null

package_install: FORCE
        @echo
        @echo Installing packages...
        $(OPKG) install $(firstword $(wildcard $(PACKAGE_DIR)/libc_*.ipk $(PACKAGE_DIR)/base/libc_*.ipk))
        $(OPKG) install $(firstword $(wildcard $(PACKAGE_DIR)/kernel_*.ipk $(PACKAGE_DIR)/base/kernel_*.ipk))
        $(OPKG) install $(BUILD_PACKAGES)

prepare_rootfs: FORCE
        @echo
        @echo Finalizing root filesystem...

        $(CP) $(TARGET_DIR) $(TARGET_DIR_ORIG)
        $(call prepare_rootfs,$(TARGET_DIR),$(USER_FILES))

build_image: FORCE
        @echo
        @echo Building images...
        $(NO_TRACE_MAKE) -C target/linux/$(BOARD)/image install TARGET_BUILD=1 IB=1 EXTRA_IMAGE_NAME="$(EXTRA_IMAGE_NAME)" \
                $(if $(USER_PROFILE),PROFILE="$(USER_PROFILE)")

checksum: FORCE
        @echo
        @echo Calculating checksums...
        @$(call sha256sums,$(BIN_DIR))

clean:
        rm -rf $(TMP_DIR) $(DL_DIR) $(TARGET_DIR) $(BIN_DIR)


info:
        (unset PROFILE FILES PACKAGES MAKEFLAGS; $(MAKE) -s _call_info)

PROFILE_FILTER = $(filter DEVICE_$(PROFILE) $(PROFILE),$(PROFILE_NAMES))

_check_profile: FORCE
ifneq ($(PROFILE),)
  ifeq ($(PROFILE_FILTER),)
        @echo 'Profile "$(PROFILE)" does not exist!'
        @echo 'Use "make info" to get a list of available profile names.'
        @exit 1
  endif
endif

image:
        $(MAKE) -s _check_profile
        (unset PROFILE FILES PACKAGES MAKEFLAGS; \
        $(MAKE) -s _call_image \
                $(if $(PROFILE),USER_PROFILE="$(PROFILE_FILTER)") \
                $(if $(FILES),USER_FILES="$(FILES)") \
                $(if $(PACKAGES),USER_PACKAGES="$(PACKAGES)") \
                $(if $(BIN_DIR),BIN_DIR="$(BIN_DIR)"))

manifest: FORCE
        $(MAKE) -s _check_profile
        (unset PROFILE FILES PACKAGES MAKEFLAGS; \
        $(MAKE) -s _call_manifest \
                $(if $(PROFILE),USER_PROFILE="$(PROFILE_FILTER)") \
                $(if $(PACKAGES),USER_PACKAGES="$(PACKAGES)"))

.SILENT: help info image manifest