# Makefile for buildroot2 # # Copyright (C) 1999-2005 by Erik Andersen <andersen@codepoet.org> # # 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 # #-------------------------------------------------------------- # Just run 'make menuconfig', configure stuff, then run 'make'. # You shouldn't need to mess with anything beyond this point... #-------------------------------------------------------------- TOPDIR=./ CONFIG_CONFIG_IN=Config.in CONFIG_DEFCONFIG=.defconfig CONFIG=package/config DATE:=$(shell date +%Y%m%d) noconfig_targets:=menuconfig config oldconfig randconfig \ defconfig allyesconfig allnoconfig release tags \ source-check help # Use shell variables, if defined ifneq ($(BUILDROOT_LOCAL),) BR2_LOCAL:=$(BUILDROOT_LOCAL) else BR2_LOCAL:=$(TOPDIR)/local endif # $(shell find . -name *_defconfig |sed 's/.*\///') # Pull in the user's configuration file ifeq ($(filter $(noconfig_targets),$(MAKECMDGOALS)),) ifeq ($(BOARD),) # if "make BOARD=xyz" command -include .config else # if "make" command -include $(BR2_LOCAL)/$(BOARD)/$(BOARD).config endif endif # Override BR2_DL_DIR if shell variable defined ifneq ($(BUILDROOT_DL_DIR),) BR2_DL_DIR:=$(BUILDROOT_DL_DIR) endif LOCAL:=$(BR2_LOCAL) # To put more focus on warnings, be less verbose as default # Use 'make V=1' to see the full commands ifdef V ifeq ("$(origin V)", "command line") KBUILD_VERBOSE=$(V) endif endif ifndef KBUILD_VERBOSE KBUILD_VERBOSE=0 endif ifeq ($(KBUILD_VERBOSE),1) quiet= Q= ifndef VERBOSE VERBOSE=1 endif else quiet=quiet_ Q=@ endif CONFIG_SHELL:=$(shell if [ -x "$$BASH" ]; then echo $$BASH; \ else if [ -x /bin/bash ]; then echo /bin/bash; \ else echo sh; fi; fi) export CONFIG_SHELL quiet Q KBUILD_VERBOSE VERBOSE ifndef HOSTAR HOSTAR:=ar endif ifndef HOSTAS HOSTAS:=as endif ifndef HOSTCC HOSTCC:=gcc else endif ifndef HOSTCXX HOSTCXX:=g++ endif ifndef HOSTFC HOSTFC:=gfortran endif ifndef HOSTCPP HOSTCPP:=cpp endif ifndef HOSTLD HOSTLD:=ld endif ifndef HOSTLN HOSTLN:=ln endif ifndef HOSTNM HOSTNM:=nm endif HOSTAR:=$(shell $(CONFIG_SHELL) -c "which $(HOSTAR)" || type -p $(HOSTAR) || echo ar) HOSTAS:=$(shell $(CONFIG_SHELL) -c "which $(HOSTAS)" || type -p $(HOSTAS) || echo as) HOSTCC:=$(shell $(CONFIG_SHELL) -c "which $(HOSTCC)" || type -p $(HOSTCC) || echo gcc) HOSTCXX:=$(shell $(CONFIG_SHELL) -c "which $(HOSTCXX)" || type -p $(HOSTCXX) || echo g++) HOSTFC:=$(shell $(CONFIG_SHELL) -c "which $(HOSTLD)" || type -p $(HOSTLD) || echo || which g77 || type -p g77 || echo gfortran) HOSTCPP:=$(shell $(CONFIG_SHELL) -c "which $(HOSTCPP)" || type -p $(HOSTCPP) || echo cpp) HOSTLD:=$(shell $(CONFIG_SHELL) -c "which $(HOSTLD)" || type -p $(HOSTLD) || echo ld) HOSTLN:=$(shell $(CONFIG_SHELL) -c "which $(HOSTLN)" || type -p $(HOSTLN) || echo ln) HOSTNM:=$(shell $(CONFIG_SHELL) -c "which $(HOSTNM)" || type -p $(HOSTNM) || echo nm) HOST_GLIB_BIN:=`dirname $(shell $(CONFIG_SHELL) -c "which glib-genmarshal" || echo /usr/bin/glib-genmarshal)` HOST_GLIB:=$(shell $(CONFIG_SHELL) -c "dirname $(HOST_GLIB_BIN)" || echo /usr) ifndef CFLAGS_FOR_BUILD CFLAGS_FOR_BUILD:=-g -O2 endif ifndef CXXFLAGS_FOR_BUILD CXXFLAGS_FOR_BUILD:=-g -O2 endif ifndef FCFLAGS_FOR_BUILD FCFLAGS_FOR_BUILD:=-g -O2 endif export HOSTAR HOSTAS HOSTCC HOSTCXX HOSTFC HOSTLD ifeq ($(BR2_HAVE_DOT_CONFIG),y) # cc-option # Usage: cflags-y+=$(call cc-option, -march=winchip-c6, -march=i586) # sets -march=winchip-c6 if supported else falls back to -march=i586 # without checking the latter. cc-option=$(shell if $(TARGET_CC) $(TARGET_CFLAGS) $(1) -S -o /dev/null -xc /dev/null \ > /dev/null 2>&1; then echo "$(1)"; else echo "$(2)"; fi ;) ############################################################# # # Hide troublesome environment variables from sub processes # ############################################################# unexport CROSS_COMPILE unexport ARCH ############################################################# # # Setup the proper filename extensions for the host # ############################################################## ifneq ($(findstring linux,$(BR2_GNU_BUILD_SUFFIX)),) HOST_EXEEXT:= HOST_LIBEXT:=.a HOST_SHREXT:=.so endif ifneq ($(findstring apple,$(BR2_GNU_BUILD_SUFFIX)),) HOST_EXEEXT:= HOST_LIBEXT:=.a HOST_SHREXT:=.dylib endif ifneq ($(findstring cygwin,$(BR2_GNU_BUILD_SUFFIX)),) HOST_EXEEXT:=.exe HOST_LIBEXT:=.lib HOST_SHREXT:=.dll HOST_LOADLIBES="-lcurses -lintl" export HOST_LOADLIBES endif ifneq ($(findstring mingw,$(BR2_GNU_BUILD_SUFFIX)),) HOST_EXEEXT:=.exe HOST_LIBEXT:=.lib HOST_SHREXT:=.dll endif # The preferred type of libs we build for the target ifeq ($(BR2_PREFER_STATIC_LIB),y) LIBTGTEXT=.a #PREFERRED_LIB_FLAGS:=--disable-shared --enable-static else LIBTGTEXT=.so #PREFERRED_LIB_FLAGS:=--disable-static --enable-shared endif PREFERRED_LIB_FLAGS:=--enable-static --enable-shared ############################################################## # # The list of stuff to build for the target toolchain # along with the packages to build for the target. # ############################################################## ifeq ($(BR2_TOOLCHAIN_SOURCE),y) BASE_TARGETS:=uclibc-configured binutils cross_compiler uclibc-target-utils kernel-headers else BASE_TARGETS:=uclibc kernel-headers endif TARGETS:= # setup our pathes include project/Makefile.in BR2_DEPENDS_DIR=$(PROJECT_BUILD_DIR)/buildroot-config include toolchain/Makefile.in include package/Makefile.in ############################################################# # # You should probably leave this stuff alone unless you know # what you are doing. # ############################################################# all: world # In this section, we need .config include .config.cmd include project/*.mk # We also need the various per-package makefiles, which also add # each selected package to TARGETS if that package was selected # in the .config file. ifeq ($(BR2_TOOLCHAIN_SOURCE),y) # avoid pulling in external toolchain which is broken for toplvl parallel builds # Explicit ordering: include toolchain/dependencies/dependencies.mk include toolchain/binutils/binutils.mk include toolchain/ccache/ccache.mk include toolchain/elf2flt/elf2flt.mk include toolchain/gcc/gcc-uclibc-3.x.mk include toolchain/gcc/gcc-uclibc-4.x.mk include toolchain/gdb/gdb.mk include toolchain/kernel-headers/kernel-headers.mk include toolchain/mklibs/mklibs.mk include toolchain/sstrip/sstrip.mk include toolchain/uClibc/uclibc.mk else include toolchain/*/*.mk endif ifeq ($(BR2_PACKAGE_LINUX),y) TARGETS+=linux26-modules endif include package/*/*.mk TARGETS+=target-devfiles # target stuff is last so it can override anything else include target/Makefile.in TARGETS+=erase-fakeroots TARGETS_CLEAN:=$(patsubst %,%-clean,$(TARGETS)) TARGETS_SOURCE:=$(patsubst %,%-source,$(TARGETS) $(BASE_TARGETS)) TARGETS_DIRCLEAN:=$(patsubst %,%-dirclean,$(TARGETS)) TARGETS_ALL:=$(patsubst %,__real_tgt_%,$(TARGETS)) # all targets depend on the crosscompiler and it's prerequisites $(TARGETS_ALL): __real_tgt_%: $(BASE_TARGETS) % $(BR2_DEPENDS_DIR): .config rm -rf $@ mkdir -p $(@D) cp -dpRf $(CONFIG)/buildroot-config $@ dirs: $(DL_DIR) $(TOOL_BUILD_DIR) $(BUILD_DIR) $(STAGING_DIR) $(TARGET_DIR) \ $(BR2_DEPENDS_DIR) \ $(BINARIES_DIR) $(PROJECT_BUILD_DIR) $(BASE_TARGETS): dirs world: dependencies dirs target-host-info $(BASE_TARGETS) $(TARGETS_ALL) .PHONY: all world dirs clean dirclean distclean source \ $(BASE_TARGETS) $(TARGETS) $(TARGETS_ALL) \ $(TARGETS_CLEAN) $(TARGETS_DIRCLEAN) $(TARGETS_SOURCE) \ $(DL_DIR) $(TOOL_BUILD_DIR) $(BUILD_DIR) $(STAGING_DIR) $(TARGET_DIR) \ $(BR2_DEPENDS_DIR) \ $(BINARIES_DIR) $(PROJECT_BUILD_DIR) ############################################################# # # staging and target directories do NOT list these as # dependencies anywhere else # ############################################################# $(DL_DIR) $(TOOL_BUILD_DIR) $(BUILD_DIR) \ $(PROJECT_BUILD_DIR) $(BINARIES_DIR): @mkdir -p $@ $(STAGING_DIR): @mkdir -p $(STAGING_DIR)/bin @mkdir -p $(STAGING_DIR)/lib ifeq ($(BR2_TOOLCHAIN_SYSROOT),y) @mkdir -p $(STAGING_DIR)/usr/lib else ifneq ($(BR2_TOOLCHAIN_EXTERNAL),y) @ln -snf . $(STAGING_DIR)/usr @mkdir -p $(STAGING_DIR)/usr/$(REAL_GNU_TARGET_NAME) @ln -snf ../lib $(STAGING_DIR)/usr/lib @ln -snf ../lib $(STAGING_DIR)/usr/$(REAL_GNU_TARGET_NAME)/lib endif endif @mkdir -p $(STAGING_DIR)/usr/include $(PROJECT_BUILD_DIR)/.root: mkdir -p $(TARGET_DIR) if ! [ -d "$(TARGET_DIR)/bin" ]; then \ if [ -d "$(TARGET_SKELETON)" ]; then \ cp -fa $(TARGET_SKELETON)/* $(TARGET_DIR)/; \ fi; \ touch $(STAGING_DIR)/.fakeroot.00000; \ fi -find $(TARGET_DIR) -type d -name CVS -o -name .svn | xargs rm -rf -find $(TARGET_DIR) -type f -name .empty | xargs rm -rf touch $@ $(TARGET_DIR): $(PROJECT_BUILD_DIR)/.root erase-fakeroots: rm -f $(PROJECT_BUILD_DIR)/.fakeroot* target-devfiles: ifeq ($(BR2_HAVE_DEVFILES),y) ( scripts/copy.sh $(STAGING_DIR) $(TARGET_DIR) ) else rm -rf $(TARGET_DIR)/usr/include $(TARGET_DIR)/usr/lib/pkgconfig find $(TARGET_DIR)/usr/lib -name '*.a' -delete find $(TARGET_DIR)/lib -name '*.a' -delete find $(TARGET_DIR)/usr/lib -name '*.la' -delete find $(TARGET_DIR)/lib -name '*.la' -delete endif source: $(TARGETS_SOURCE) $(HOST_SOURCE) _source-check: $(MAKE) SPIDER=--spider source external-deps: @$(MAKE) -Bs BR2_WGET=$(TOPDIR)/toolchain/wget-show-external-deps.sh \ SPIDER=--spider source ############################################################# # # Cleanup and misc junk # ############################################################# clean: $(TARGETS_CLEAN) rm -rf $(STAGING_DIR) $(TARGET_DIR) $(IMAGE) dirclean: $(TARGETS_DIRCLEAN) rm -rf $(STAGING_DIR) $(TARGET_DIR) $(IMAGE) distclean: ifeq ($(DL_DIR),$(BASE_DIR)/dl) rm -rf $(DL_DIR) endif rm -rf $(BUILD_DIR) $(PROJECT_BUILD_DIR) $(BINARIES_DIR) \ $(LINUX_KERNEL) $(BASE_DIR)/include \ .config.cmd $(MAKE) -C $(CONFIG) clean sourceball: rm -rf $(BUILD_DIR) $(PROJECT_BUILD_DIR) $(BINARIES_DIR) set -e; \ cd ..; \ rm -f buildroot.tar.bz2; \ tar -cvf buildroot.tar buildroot; \ bzip2 -9 buildroot.tar; \ else # ifeq ($(BR2_HAVE_DOT_CONFIG),y) all: menuconfig # configuration # --------------------------------------------------------------------------- HOSTCFLAGS=$(CFLAGS_FOR_BUILD) export HOSTCFLAGS $(CONFIG)/conf: @mkdir -p $(CONFIG)/buildroot-config $(MAKE) CC="$(HOSTCC)" -C $(CONFIG) conf -@if [ ! -f .config ]; then \ cp $(CONFIG_DEFCONFIG) .config; \ fi $(CONFIG)/mconf: @mkdir -p $(CONFIG)/buildroot-config $(MAKE) CC="$(HOSTCC)" -C $(CONFIG) conf mconf -@if [ ! -f .config ]; then \ cp $(CONFIG_DEFCONFIG) .config; \ fi menuconfig: $(CONFIG)/mconf @mkdir -p $(CONFIG)/buildroot-config @if ! KCONFIG_AUTOCONFIG=$(CONFIG)/buildroot-config/auto.conf \ KCONFIG_AUTOHEADER=$(CONFIG)/buildroot-config/autoconf.h \ $(CONFIG)/mconf $(CONFIG_CONFIG_IN); then \ test -f .config.cmd || rm -f .config; \ fi config: $(CONFIG)/conf @mkdir -p $(CONFIG)/buildroot-config @KCONFIG_AUTOCONFIG=$(CONFIG)/buildroot-config/auto.conf \ KCONFIG_AUTOHEADER=$(CONFIG)/buildroot-config/autoconf.h \ $(CONFIG)/conf $(CONFIG_CONFIG_IN) oldconfig: $(CONFIG)/conf @mkdir -p $(CONFIG)/buildroot-config @KCONFIG_AUTOCONFIG=$(CONFIG)/buildroot-config/auto.conf \ KCONFIG_AUTOHEADER=$(CONFIG)/buildroot-config/autoconf.h \ $(CONFIG)/conf -o $(CONFIG_CONFIG_IN) randconfig: $(CONFIG)/conf @mkdir -p $(CONFIG)/buildroot-config @KCONFIG_AUTOCONFIG=$(CONFIG)/buildroot-config/auto.conf \ KCONFIG_AUTOHEADER=$(CONFIG)/buildroot-config/autoconf.h \ $(CONFIG)/conf -r $(CONFIG_CONFIG_IN) allyesconfig: $(CONFIG)/conf cat $(CONFIG_DEFCONFIG) > .config @mkdir -p $(CONFIG)/buildroot-config @KCONFIG_AUTOCONFIG=$(CONFIG)/buildroot-config/auto.conf \ KCONFIG_AUTOHEADER=$(CONFIG)/buildroot-config/autoconf.h \ $(CONFIG)/conf -y $(CONFIG_CONFIG_IN) #sed -i -e "s/^CONFIG_DEBUG.*/# CONFIG_DEBUG is not set/" .config allnoconfig: $(CONFIG)/conf @mkdir -p $(CONFIG)/buildroot-config @KCONFIG_AUTOCONFIG=$(CONFIG)/buildroot-config/auto.conf \ KCONFIG_AUTOHEADER=$(CONFIG)/buildroot-config/autoconf.h \ $(CONFIG)/conf -n $(CONFIG_CONFIG_IN) defconfig: $(CONFIG)/conf @mkdir -p $(CONFIG)/buildroot-config @KCONFIG_AUTOCONFIG=$(CONFIG)/buildroot-config/auto.conf \ KCONFIG_AUTOHEADER=$(CONFIG)/buildroot-config/autoconf.h \ $(CONFIG)/conf -d $(CONFIG_CONFIG_IN) # check if download URLs are outdated source-check: allyesconfig $(MAKE) _source-check ############################################################# # # Cleanup and misc junk # ############################################################# clean: rm -f .config .config.old .config.cmd .tmpconfig.h .lognr.* -$(MAKE) -C $(CONFIG) clean distclean: clean rm -rf sources/* endif # ifeq ($(BR2_HAVE_DOT_CONFIG),y) %_defconfig: $(CONFIG)/conf cp $(shell find ./target/ -name $@) .config -@$(MAKE) oldconfig update: cp .config $(BOARD_PATH)/$(BOARD_NAME)_defconfig configured: dirs host-sed kernel-headers uclibc-config busybox-config linux26-config prepatch: gcc-patched binutils-patched gdb-patched uclibc-patched .lognr.$(PROJECT): @echo "0" > .lognr.$(PROJECT) log: .lognr.$(PROJECT) @expr `cat .lognr.$(PROJECT)` + 1 > .lognr.$(PROJECT) @echo Creating $(PROJECT)-`cat .lognr.$(PROJECT)`.log @$(MAKE) > $(PROJECT)-`cat .lognr.$(PROJECT)`.log 2>&1 cross: $(BASE_TARGETS) help: @echo 'Cleaning:' @echo ' clean - delete temporary files created by build' @echo ' distclean - delete all non-source files (including .config)' @echo @echo 'Build:' @echo ' all - make world' @echo @echo 'Configuration:' @echo ' menuconfig - interactive curses-based configurator' @echo ' oldconfig - resolve any unresolved symbols in .config' @echo @echo 'Miscellaneous:' @echo ' source - download all sources needed for offline-build' @echo ' source-check - check all packages for valid download URLs' @echo ' external-deps - list external packages used' @echo @echo 'See docs/README and docs/buildroot.html for further details' @echo .PHONY: dummy subdirs release distclean clean config oldconfig \ menuconfig tags check test depend defconfig help