add support for per-package prereq checks, run global prereq checks before (menu...

[openwrt.git] / Makefile

diff --git a/Makefile b/Makefile
index 5c218f1..a23f478 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -31,26 +31,29 @@ export OPENWRTVERSION
 
 all: world
 
-.pkginfo: FORCE
 ifneq ($(shell ./scripts/timestamp.pl -p .pkginfo package Makefile),.pkginfo)
+.pkginfo: FORCE
+.config: FORCE
+endif
+
+.pkginfo:
        @echo Collecting package info...
        @-for dir in package/*/; do \
                echo Source-Makefile: $${dir}Makefile; \
                $(NO_TRACE_MAKE) --no-print-dir DUMP=1 -C $$dir 2>&- || true; \
        done > $@
-endif
 
 .config.in: .pkginfo
-       ./scripts/gen_menuconfig.pl < $< > $@ || rm -f $@
+       @./scripts/gen_menuconfig.pl < $< > $@ || rm -f $@
 
 pkginfo-clean: FORCE
        -rm -f .pkginfo .config.in
 
 ./scripts/config/mconf: .config.in
-       $(MAKE) -C scripts/config all
+       @$(MAKE) -C scripts/config all
 
 ./scripts/config/conf: .config.in
-       $(MAKE) -C scripts/config conf
+       @$(MAKE) -C scripts/config conf
 
 config: ./scripts/config/conf FORCE
        $< Config.in
@@ -66,7 +69,7 @@ menuconfig: ./scripts/config/mconf FORCE
        $< Config.in
 
 config-clean: FORCE
-       $(MAKE) -C scripts/config clean
+       $(NO_TRACE_MAKE) -C scripts/config clean
 
 package/%: .pkginfo FORCE
        $(MAKE) -C package $(patsubst package/%,%,$@)
@@ -77,15 +80,36 @@ target/%: .pkginfo FORCE
 toolchain/%: FORCE
        $(MAKE) -C toolchain $(patsubst toolchain/%,%,$@)
 
-.config: ./scripts/config/conf FORCE
+.config: ./scripts/config/conf
        @[ -f .config ] || $(NO_TRACE_MAKE) menuconfig
-       $< -D .config Config.in >/dev/null 2>/dev/null
+       @$< -D .config Config.in &> /dev/null
+
+.prereq-build: $(TOPDIR)/include/prereq-build.mk
+       @$(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 $@
+
+.prereq-packages: $(TOPDIR)/include/prereq.mk .pkginfo .config
+       @$(NO_TRACE_MAKE) -s -C package prereq 2>/dev/null || { \
+               echo "Prerequisite check failed. Use FORCE=1 to override."; \
+               false; \
+       }
+       @touch $@
+       
+prereq: .prereq-build .prereq-packages FORCE
 
 download: .config FORCE
        $(MAKE) toolchain/download
        $(MAKE) package/download
        $(MAKE) target/download
 
+ifeq ($(FORCE),)
+.config ./scripts/config/conf ./scripts/config/mconf: .prereq-build
+world: .prereq-packages
+endif
+
 world: .config FORCE
        $(MAKE) toolchain/install
        $(MAKE) target/compile
@@ -100,7 +124,9 @@ dirclean: clean
        rm -rf staging_dir_* toolchain_build_*
 
 distclean: dirclean config-clean
-       rm -rf dl .*config* .pkg*
+       rm -rf dl .*config* .pkg* .prereq
+
 
+.SILENT: clean dirclean distclean config-clean download world
 .PHONY: FORCE
 FORCE: