native build support

- just use native gcc and binutils to compile a system
- can be used to chroot into it
- maybe useful later on lemote book to build packages natively

4 files changed, 33 insertions, 2 deletions

diff --git a/mk/build.mk b/mk/build.mk
index 79406bf9f..ef40ec962 100644
--- a/mk/build.mk
+++ b/mk/build.mk
@@ -18,8 +18,8 @@ noconfig_targets:=	menuconfig \
 			_mconfig \
 			tags
 
-MAKECLEAN_SYMBOLS=	ADK_TARGET_LIB_UCLIBC ADK_TARGET_LIB_GLIBC ADK_SSP ADK_IPV6 ADK_CXX \
-			ADK_DEBUG
+MAKECLEAN_SYMBOLS=	ADK_TARGET_LIB_UCLIBC ADK_TARGET_LIB_GLIBC ADK_SSP \
+			ADK_IPV6 ADK_CXX ADK_DEBUG
 POSTCONFIG=		-@\
 	if [ -f .config.old ];then \
 	if [ -d .cfg ];then \
@@ -57,7 +57,11 @@ all: world
 
 world: $(DISTDIR) $(BUILD_DIR) $(TARGET_DIR) $(PACKAGE_DIR) ${TOPDIR}/.cfg/ADK_HAVE_DOT_CONFIG
 	${BASH} ${TOPDIR}/scripts/scan-pkgs.sh
+ifeq ($(ADK_NATIVE),y)
+	$(MAKE) -f mk/build.mk toolchain/kernel-headers-prepare target/config-prepare target/compile package/compile root_clean package/install package_index target/install
+else
 	$(MAKE) -f mk/build.mk toolchain/install target/config-prepare target/compile package/compile root_clean package/install package_index target/install
+endif
 
 package_index:
 	-cd ${PACKAGE_DIR} && \
diff --git a/mk/kernel-build.mk b/mk/kernel-build.mk
index 02990c250..f1ed65f57 100644
--- a/mk/kernel-build.mk
+++ b/mk/kernel-build.mk
@@ -26,16 +26,28 @@ $(LINUX_DIR)/.config: $(LINUX_DIR)/.prepared $(BUILD_DIR)/.kernelconfig
 	$(TRACE) target/$(DEVICE)-kernel-configure
 	for f in $(TARGETS);do if [ -f $$f ];then rm $$f;fi;done $(MAKE_TRACE)
 	$(CP) $(BUILD_DIR)/.kernelconfig $(LINUX_DIR)/.config
+ifeq ($(ADK_NATIVE),y)
+	echo N | $(MAKE) -C $(LINUX_DIR) oldconfig $(MAKE_TRACE)
+	$(MAKE) -C $(LINUX_DIR) V=1 prepare scripts $(MAKE_TRACE)
+else
 	echo N | $(MAKE) -C $(LINUX_DIR) CROSS_COMPILE="$(KERNEL_CROSS)" ARCH=$(ARCH) CC="$(TARGET_CC)" oldconfig $(MAKE_TRACE)
 	$(MAKE) -C $(LINUX_DIR) V=1 CROSS_COMPILE="$(KERNEL_CROSS)" ARCH=$(ARCH) CC="$(TARGET_CC)" prepare scripts $(MAKE_TRACE)
+endif
 	touch -c $(LINUX_DIR)/.config
 
 $(LINUX_DIR)/vmlinux: $(LINUX_DIR)/.config
 	$(TRACE) target/$(DEVICE)-kernel-compile
+ifeq ($(ADK_NATIVE),y)
+	$(MAKE) -C $(LINUX_DIR) V=1 $(MAKE_TRACE)
+	$(TRACE) target/$(DEVICE)-kernel-modules-install
+	rm -rf $(LINUX_BUILD_DIR)/modules
+	$(MAKE) -C "$(LINUX_DIR)" V=1 DEPMOD=true INSTALL_MOD_PATH=$(LINUX_BUILD_DIR)/modules modules_install $(MAKE_TRACE)
+else
 	$(MAKE) -C $(LINUX_DIR) V=1 CROSS_COMPILE="$(KERNEL_CROSS)" ARCH=$(ARCH) CC="$(TARGET_CC)" $(MAKE_TRACE)
 	$(TRACE) target/$(DEVICE)-kernel-modules-install
 	rm -rf $(LINUX_BUILD_DIR)/modules
 	$(MAKE) -C "$(LINUX_DIR)" V=1 CROSS_COMPILE="$(KERNEL_CROSS)" ARCH=$(ARCH) DEPMOD=true INSTALL_MOD_PATH=$(LINUX_BUILD_DIR)/modules modules_install $(MAKE_TRACE)
+endif
 	$(TRACE) target/$(DEVICE)-create-packages
 	$(MAKE) $(KERNEL_IPKG) $(TARGETS) 
 	touch -c $(LINUX_DIR)/vmlinux
diff --git a/mk/package.mk b/mk/package.mk
index e359a6f7c..03e07e2ed 100644
--- a/mk/package.mk
+++ b/mk/package.mk
@@ -24,6 +24,10 @@ CONFIGURE_ARGS+=	--enable-ipv6
 else
 CONFIGURE_ARGS+=	--disable-ipv6
 endif
+
+ifeq ($(ADK_NATIVE),y)
+			CONFIG_SHELL='$(strip ${SHELL})'
+else
 CONFIGURE_ENV+=		${TARGET_CONFIGURE_OPTS} \
 			${HOST_CONFIGURE_OPTS} \
 			CC='${TARGET_CC}' CXX='${TARGET_CXX}' \
@@ -36,6 +40,7 @@ CONFIGURE_ENV+=		${TARGET_CONFIGURE_OPTS} \
 			CONFIG_SHELL='$(strip ${SHELL})' \
 			ac_cv_func_realloc_0_nonnull=yes \
 			ac_cv_func_malloc_0_nonnull=yes
+endif
 MAKE_FILE?=		Makefile
 # this is environment for 'make all' and 'make install'
 MAKE_ENV?=
@@ -47,6 +52,11 @@ MAKE_FLAGS?=
 FAKE_FLAGS?=
 ALL_TARGET?=		all
 INSTALL_TARGET?=	install
+ifeq ($(ADK_NATIVE),y)
+MAKE_ENV+=		\
+			WRKDIR='${WRKDIR}' WRKDIST='${WRKDIST}' \
+			WRKSRC='${WRKSRC}' WRKBUILD='${WRKBUILD}'
+else
 MAKE_ENV+=		PATH='${TARGET_PATH}' \
 			${HOST_CONFIGURE_OPTS} \
 			WRKDIR='${WRKDIR}' WRKDIST='${WRKDIST}' \
@@ -60,6 +70,7 @@ MAKE_ENV+=		PATH='${TARGET_PATH}' \
 			CXXFLAGS='$(strip ${TCXXFLAGS})' \
 			CPPFLAGS='$(strip ${TCPPFLAGS})' \
 			LDFLAGS='$(strip ${TLDFLAGS})'
+endif
 MAKE_FLAGS+=		${XAKE_FLAGS}
 FAKE_FLAGS+=		${XAKE_FLAGS}
 
diff --git a/mk/vars.mk b/mk/vars.mk
index f9e8798d6..5532cb07f 100644
--- a/mk/vars.mk
+++ b/mk/vars.mk
@@ -86,7 +86,11 @@ IPKG:=			IPKG_TMP=$(BUILD_DIR)/tmp \
 			${BASH} ${SCRIPT_DIR}/ipkg -force-defaults -force-depends
 IPKG_STATE_DIR:=	$(TARGET_DIR)/usr/lib/ipkg
 
+ifeq ($(ADK_NATIVE),y)
+RSTRIP:=		prefix=' ' ${BASH} ${SCRIPT_DIR}/rstrip.sh
+else
 RSTRIP:=		prefix='${TARGET_CROSS}' ${BASH} ${SCRIPT_DIR}/rstrip.sh
+endif
 
 EXTRACT_CMD=		mkdir -p ${WRKDIR}; \
 			cd ${WRKDIR} && \