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busybox: Ensure that diff is available for ipkg upgrade requirements
[openwrt.git] / Makefile
diff --git a/Makefile b/Makefile
index b938c24..f4b153c 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -1,20 +1,10 @@
 # Makefile for OpenWrt
 #
 # Makefile for OpenWrt
 #
+# Copyright (C) 2006 OpenWrt.org
 # Copyright (C) 2006 by Felix Fietkau <openwrt@nbd.name>
 #
 # Copyright (C) 2006 by Felix Fietkau <openwrt@nbd.name>
 #
-# 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 2 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, write to the Free Software
-# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
 #
 
 RELEASE:=Kamikaze
 #
 
 RELEASE:=Kamikaze
@@ -24,52 +14,149 @@ RELEASE:=Kamikaze
 # Just run 'make menuconfig', configure stuff, then run 'make'.
 # You shouldn't need to mess with anything beyond this point...
 #--------------------------------------------------------------
 # Just run 'make menuconfig', configure stuff, then run 'make'.
 # You shouldn't need to mess with anything beyond this point...
 #--------------------------------------------------------------
-TOPDIR=${shell pwd}
-export TOPDIR
+
+all: world
+
+SHELL:=/usr/bin/env bash
+export LC_ALL=C
+export LANG=C
+export TOPDIR=${CURDIR}
+export IS_TTY=$(shell tty -s && echo 1 || echo 0)
+
+include $(TOPDIR)/include/verbose.mk
 
 OPENWRTVERSION:=$(RELEASE)
 ifneq ($(VERSION),)
 
 OPENWRTVERSION:=$(RELEASE)
 ifneq ($(VERSION),)
-OPENWRTVERSION:=$(VERSION) ($(OPENWRTVERSION))
+  OPENWRTVERSION:=$(VERSION) ($(OPENWRTVERSION))
 else
 else
-REV:=$(shell LANG=C svn info | awk '/^Revision:/ { print$$2 }' )
-ifneq ($(REV),)
-OPENWRTVERSION:=$(OPENWRTVERSION)/r$(REV)
-endif
+  REV:=$(shell LANG=C svn info | awk '/^Revision:/ { print$$2 }' )
+  ifneq ($(REV),)
+    OPENWRTVERSION:=$(OPENWRTVERSION)/r$(REV)
+  endif
 endif
 export OPENWRTVERSION
 
 endif
 export OPENWRTVERSION
 
-ifeq ($(shell ./scripts/timestamp.pl -p .pkginfo package),package)
-.pkginfo: pkginfo-clean
+ifeq ($(FORCE),)
+  .config scripts/config/conf scripts/config/mconf: tmp/.prereq-build
+  world: tmp/.prereq-package tmp/.prereq-target
 endif
 
 endif
 
-.pkginfo:
-       @echo Collecting package info...
-       @-for makefile in package/*/Makefile; do \
-               echo Source-Makefile: $$makefile; \
-               $(MAKE) DUMP=1 -f $$makefile 2>&- || true; \
-       done > $@
-       
-.config.in: .pkginfo
-       ./scripts/gen_menuconfig.pl < $< > $@ || rm -f $@
+package/%/Makefile: ;
+target/%/Makefile: ;
+
+tmp/.packageinfo tmp/.targetinfo: FORCE
+       mkdir -p tmp/info
+       $(NO_TRACE_MAKE) -s -f include/scan.mk SCAN_TARGET="targetinfo" SCAN_DIR="target/linux" SCAN_NAME="target" SCAN_DEPS="" SCAN_TARGET_DEPS="$(wildcard target/*/Makefile include/kernel*.mk)" SCAN_EXTRA=""
+       $(NO_TRACE_MAKE) -s -f include/scan.mk SCAN_TARGET="packageinfo" SCAN_DIR="package" SCAN_NAME="package" SCAN_DEPS="$(wildcard package/*/Makefile include/package*.mk include/kernel.mk)" SCAN_EXTRA=""
 
 
-pkginfo-clean:
-       -rm -f .pkginfo .config.in
+tmpinfo-clean: FORCE
+       -rm -rf tmp/.*info
 
 
-scripts/config/mconf: .config.in
+tmp/.config-%.in: tmp/.%info scripts/metadata.pl
+       ./scripts/metadata.pl $*_config < $< > $@ || rm -f $@
+
+.config: ./scripts/config/conf tmp/.config-target.in tmp/.config-package.in
+       if [ \! -f .config ]; then \
+               [ -e $(HOME)/.openwrt/defconfig ] && cp $(HOME)/.openwrt/defconfig .config; \
+               $(NO_TRACE_MAKE) menuconfig; \
+       fi
+       $< -D .config Config.in &> /dev/null
+
+scripts/config/mconf:
        $(MAKE) -C scripts/config all
 
        $(MAKE) -C scripts/config all
 
-scripts/config/conf: .config.in
+scripts/config/conf:
        $(MAKE) -C scripts/config conf
 
        $(MAKE) -C scripts/config conf
 
-menuconfig: scripts/config/mconf
+
+
+config: scripts/config/conf tmp/.config-target.in tmp/.config-package.in FORCE
        $< Config.in
 
        $< Config.in
 
-config: scripts/config/conf
+config-clean: FORCE
+       $(NO_TRACE_MAKE) -C scripts/config clean
+
+defconfig: scripts/config/conf tmp/.config-target.in tmp/.config-package.in FORCE
+       touch .config
+       $< -D .config Config.in
+
+oldconfig: scripts/config/conf tmp/.config-target.in tmp/.config-package.in FORCE
+       $< -o Config.in
+
+menuconfig: scripts/config/mconf tmp/.config-target.in tmp/.config-package.in FORCE
+       if [ \! -f .config -a -e $(HOME)/.openwrt/defconfig ]; then \
+               cp $(HOME)/.openwrt/defconfig .config; \
+       fi
        $< Config.in
 
        $< Config.in
 
-config-clean:
-       $(MAKE) -C scripts/config clean
+kernel_menuconfig: .config FORCE
+       -$(MAKE) target/linux-prepare
+       $(NO_TRACE_MAKE) -C target/linux menuconfig
+
+
+package/% target/%: tmp/.packageinfo
+toolchain/% package/% target/%: tmp/.targetinfo
+package/% target/% tools/% toolchain/%: FORCE
+       $(MAKE) -C $(patsubst %/$*,%,$@) $*
+
+
+tmp/.prereq-build: include/prereq-build.mk
+       mkdir -p tmp
+       rm -f tmp/.host.mk
+       $(NO_TRACE_MAKE) -s -f $(TOPDIR)/include/prereq-build.mk prereq 2>/dev/null || { \
+               echo "Prerequisite check failed. Use FORCE=1 to override."; \
+               false; \
+       }
+       touch $@
+
+tmp/.prereq-%: include/prereq.mk tmp/.%info .config
+       mkdir -p tmp
+       rm -f tmp/.host.mk
+       $(NO_TRACE_MAKE) -s -C $* prereq 2>/dev/null || { \
+               echo "Prerequisite check failed. Use FORCE=1 to override."; \
+               false; \
+       }
+       touch $@
+
+prereq: tmp/.prereq-build tmp/.prereq-package tmp/.prereq-target FORCE
+
+download: .config FORCE
+       $(MAKE) tools/download
+       $(MAKE) toolchain/download
+       $(MAKE) package/download
+       $(MAKE) target/download
+
+world: .config FORCE
+       $(MAKE) tools/install
+       $(MAKE) toolchain/install
+       $(MAKE) target/compile
+       $(MAKE) package/compile
+       $(MAKE) package/install
+       $(MAKE) target/install
+       $(MAKE) package/index
+
+clean: FORCE
+       rm -rf build_* bin tmp
+
+dirclean: clean
+       rm -rf staging_dir_* toolchain_build_* tool_build
+
+distclean: dirclean config-clean symlinkclean docs/clean
+       rm -rf dl
+
+help:
+       cat README
+
+docs docs/compile: FORCE
+       $(MAKE) -C docs compile
 
 
-.PHONY: pkginfo-clean
+docs/clean: FORCE
+       $(MAKE) -C docs clean
 
 
+symlinkclean:
+       -find package -type l | xargs rm -f
+       rm -rf tmp
 
 
+.SILENT: clean dirclean distclean symlinkclean config-clean download world help tmp/.packageinfo tmp/.targetinfo tmpinfo-clean tmp/.config-package.in tmp/.config-target.in .config scripts/config/mconf scripts/config/conf menuconfig tmp/.prereq-build tmp/.prereq-package tmp/.prereq-target
+FORCE: ;
+.PHONY: FORCE help
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