#
-# Copyright (C) 2006 OpenWrt.org
+# Copyright (C) 2007 OpenWrt.org
#
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
#
# Main makefile for the host tools
#
-include $(TOPDIR)/rules.mk
-TARGETS-y:=sed sstrip ipkg-utils ext2fs squashfs mtd-utils lzma mkimage firmware-utils
-TARGETS-$(CONFIG_CCACHE) += ccache
-
-TARGETS_DOWNLOAD:=$(patsubst %,%-download,$(TARGETS-y))
-TARGETS_PREPARE:=$(patsubst %,%-prepare,$(TARGETS-y))
-TARGETS_COMPILE:=$(patsubst %,%-compile,$(TARGETS-y))
-TARGETS_INSTALL:=$(patsubst %,%-install,$(TARGETS-y))
-TARGETS_CLEAN:=$(patsubst %,%-clean,$(TARGETS-y))
-STAMP:=$(STAGING_DIR)/stampfiles/.tools_installed
-
-all: install
-download: $(TARGETS_DOWNLOAD)
-compile: $(TARGETS_COMPILE)
-install: $(STAMP)
-clean: $(TARGETS_CLEAN)
-
-squashfs-compile: lzma-install
-
-ifneq ($(shell $(SCRIPT_DIR)/timestamp.pl -p . $(STAMP)),$(STAMP))
- $(STAMP): $(TARGETS_INSTALL)
-endif
-
-$(STAMP): $(TOPDIR)/.config
- mkdir -p $(shell dirname $@)
+curdir:=tools
+
+# subdirectories to descend into
+$(curdir)/builddirs := sed sstrip ipkg-utils genext2fs squashfs mtd-utils lzma mkimage firmware-utils patch-cmdline pkg-config automake $(if $(CONFIG_CCACHE),ccache) bison dtc
+
+# builddir dependencies
+$(curdir)/squashfs/compile := $(curdir)/lzma/install
+
+# preparatory work
+$(STAGING_DIR)/.prepared: $(TMP_DIR)/.build
+ @for dir in $(STAGING_DIR) $(STAGING_DIR_HOST); do ( \
+ set -x; \
+ mkdir -p "$$dir"; \
+ cd "$$dir"; \
+ mkdir -p bin lib include stamp; \
+ ); done
+ mkdir -p $(BUILD_DIR_HOST)/stamp $(BUILD_DIR)/stamp
+ $(INSTALL_DATA) $(TOPDIR)/tools/include/*.h $(STAGING_DIR_HOST)/include/
touch $@
-TOOL_HOST_INCLUDES:=$(patsubst ./include/%.h,$(STAGING_DIR)/include-host/%.h,$(wildcard ./include/*.h))
-$(TOOL_HOST_INCLUDES): $(STAGING_DIR)/include-host/%.h: ./include/%.h
- @mkdir -p $(STAGING_DIR)/include-host
- $(CP) $< $@
-
-$(TOOL_BUILD_DIR):
- @mkdir -p $@
-
-%-prereq %-download %-clean: FORCE
- $(MAKE) -C $* $(patsubst $*-%,%,$@)
-
-%-prepare: $(TOOL_HOST_INCLUDES) $(TOOL_BUILD_DIR) FORCE
- $(MAKE) -C $* $(patsubst $*-%,%,$@)
+$(curdir)//prepare = $(STAGING_DIR)/.prepared
+$(curdir)//compile = $(STAGING_DIR)/.prepared
-%-compile: %-prepare FORCE
- $(MAKE) -C $* $(patsubst $*-%,%,$@)
-
-%-install: %-compile FORCE
- $(MAKE) -C $* $(patsubst $*-%,%,$@)
+# prerequisites for the individual targets
+$(curdir)/ := .config prereq
+$(curdir)//install = $(1)/compile
-ifeq ($(MAKECMDGOALS),install-targets)
-MAKEFLAGS:=$(MAKEFLAGS) -j$(CONFIG_JLEVEL)
-else
-.NOTPARALLEL:
-endif
+$(eval $(call stampfile,$(curdir),tools,install))
+$(eval $(call subdir,$(curdir)))