X-Git-Url: https://git.archive.openwrt.org/?a=blobdiff_plain;f=Makefile;h=37039e6ff9c7ecef38e3c0581f079f05fab207c4;hb=28e9c816dc1ea536e8e984854dff9e8cf6260a6d;hp=5c218f155f761ad163748febcd733d805af4fbc4;hpb=02cdebbb91a33d8e24da1c94a9d93ac39be168a7;p=openwrt.git

diff --git a/Makefile b/Makefile
index 5c218f155f..37039e6ff9 100644
--- a/Makefile
+++ b/Makefile
@@ -41,16 +41,16 @@ ifneq ($(shell ./scripts/timestamp.pl -p .pkginfo package Makefile),.pkginfo)
 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
@@ -79,13 +79,26 @@ toolchain/%: FORCE
 
 .config: ./scripts/config/conf FORCE
 	@[ -f .config ] || $(NO_TRACE_MAKE) menuconfig
-	$< -D .config Config.in >/dev/null 2>/dev/null
+	@$< -D .config Config.in &> /dev/null
+
+.prereq: $(TOPDIR)/include/prereq.mk .pkginfo
+	@$(NO_TRACE_MAKE) -s -f $(TOPDIR)/include/prereq.mk prereq 2>/dev/null || { \
+		echo "Prerequisite check failed. Use FORCE=1 to override."; \
+		false; \
+	}
+	@touch $@
+
+prereq: .prereq FORCE
 
 download: .config FORCE
 	$(MAKE) toolchain/download
 	$(MAKE) package/download
 	$(MAKE) target/download
 
+ifeq ($(FORCE),)
+world: .prereq
+endif
+
 world: .config FORCE
 	$(MAKE) toolchain/install
 	$(MAKE) target/compile
@@ -100,7 +113,9 @@ 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
 .PHONY: FORCE
 FORCE: