add a prereq check for autoconf

[openwrt.git] / Makefile

diff --git a/Makefile b/Makefile
index eed9335..f157b9d 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -49,7 +49,7 @@ endif
 
 ifeq ($(FORCE),)
   .config scripts/config/conf scripts/config/mconf: tmp/.prereq-build
-  world: tmp/.prereq-packages
+  world: tmp/.prereq-packages tmp/.prereq-target
 endif
 
 tmp/.pkginfo:
@@ -120,6 +120,7 @@ toolchain/%: tmp/.targetinfo FORCE
 
 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; \
@@ -128,13 +129,23 @@ tmp/.prereq-build: include/prereq-build.mk
 
 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 $@
-       
-prereq: tmp/.prereq-build tmp/.prereq-packages FORCE
+
+tmp/.prereq-target: include/prereq.mk tmp/.targetinfo .config
+       @mkdir -p tmp
+       @rm -f tmp/.host.mk
+       @$(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