+define dumpinfo
+ @mkdir -p tmp
+ @echo -n Collecting $(2) info...
+ @-for dir in $(1)/*/; do \
+ [ -f "$${dir}/Makefile" ] || continue; \
+ $(call progress,Collecting $(2) info: $${dir%%/}) \
+ echo Source-Makefile: $${dir}Makefile; \
+ $(NO_TRACE_MAKE) --no-print-dir DUMP=1 -C $$dir 3>/dev/null || echo "ERROR: please fix $${dir}Makefile" >&2; \
+ echo; \
+ done > $@
+ @($(call progress,Collecting $(2) info: done))
+ @echo
+endef
+
+tmp/.pkginfo:
+ $(call dumpinfo,package,package)
+
+tmp/.targetinfo:
+ $(call dumpinfo,target/linux,target)
+
+tmpinfo-clean: FORCE
+ @-rm -rf tmp/.pkginfo tmp/.targetinfo
+
+tmp/.config.in: tmp/.pkginfo
+ @./scripts/metadata.pl package_config < $< > $@ || rm -f $@
+
+tmp/.config-target.in: tmp/.targetinfo
+ @./scripts/metadata.pl target_config < $< > $@ || rm -f $@
+
+.config: ./scripts/config/conf tmp/.config.in tmp/.config-target.in
+ @[ -f .config ] || $(NO_TRACE_MAKE) menuconfig
+ @$< -D .config Config.in &> /dev/null
+
+scripts/config/mconf:
+ @$(MAKE) -C scripts/config all
+
+scripts/config/conf:
+ @$(MAKE) -C scripts/config conf
+
+config: scripts/config/conf tmp/.config.in tmp/.config-target.in FORCE
+ $< Config.in
+
+config-clean: FORCE
+ $(NO_TRACE_MAKE) -C scripts/config clean
+
+defconfig: scripts/config/conf tmp/.config.in tmp/.config-target.in FORCE
+ touch .config
+ $< -D .config Config.in
+
+oldconfig: scripts/config/conf tmp/.config.in tmp/.config-target.in FORCE
+ $< -o Config.in
+
+menuconfig: scripts/config/mconf tmp/.config.in tmp/.config-target.in FORCE
+ $< Config.in
+
+kernel_menuconfig: .config FORCE
+ -$(MAKE) target/linux-prepare
+ $(NO_TRACE_MAKE) -C target/linux menuconfig
+
+package/%: tmp/.pkginfo tmp/.targetinfo FORCE
+ $(MAKE) -C package $(patsubst package/%,%,$@)
+
+target/%: tmp/.pkginfo tmp/.targetinfo FORCE
+ $(MAKE) -C target $(patsubst target/%,%,$@)
+
+tools/%: FORCE
+ $(MAKE) -C tools $(patsubst tools/%,%,$@)
+
+toolchain/%: tmp/.targetinfo FORCE
+ $(MAKE) -C toolchain $(patsubst toolchain/%,%,$@)
+
+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 $@
+
+tmp/.prereq-packages: include/prereq.mk tmp/.pkginfo .config
+ @mkdir -p tmp
+ @rm -f tmp/.host.mk
+ @$(NO_TRACE_MAKE) -s -C package prereq 2>/dev/null || { \
+ echo "Prerequisite check failed. Use FORCE=1 to override."; \
+ false; \
+ }
+ @touch $@
+
+tmp/.prereq-target: include/prereq.mk tmp/.targetinfo .config
+ @mkdir -p tmp
+ @rm -f tmp/.host.mk
+ @$(NO_TRACE_MAKE) -s -C target prereq 2>/dev/null || { \
+ echo "Prerequisite check failed. Use FORCE=1 to override."; \
+ false; \
+ }
+ @touch $@
+
+prereq: tmp/.prereq-build tmp/.prereq-packages 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