X-Git-Url: https://git.rohieb.name/openwrt.git/blobdiff_plain/6830e7b178b70a613b3864c09ddf6e9baf0aec31..6cd181f2e0eef12dfbfc2e0ecb294e2f0ad7a738:/Makefile

diff --git a/Makefile b/Makefile
index 8b0ef0d57..05a2c2b21 100644
--- a/Makefile
+++ b/Makefile
@@ -16,6 +16,12 @@ world:
 include $(TOPDIR)/include/host.mk
 
 ifneq ($(OPENWRT_BUILD),1)
+  # XXX: these three lines are normally defined by rules.mk
+  # but we can't include that file in this context
+  empty:=
+  space:= $(empty) $(empty)
+  _SINGLE=export MAKEFLAGS=$(space);
+
   override OPENWRT_BUILD=1
   export OPENWRT_BUILD
   include $(TOPDIR)/include/debug.mk
@@ -44,18 +50,29 @@ $(BUILD_DIR)/.prepared: Makefile
 
 clean: FORCE
 	rm -rf $(BUILD_DIR) $(BIN_DIR)
-	$(MAKE) target/linux/clean
+	$(_SINGLE)$(SUBMAKE) target/linux/clean
 
 dirclean: clean
-	rm -rf $(STAGING_DIR) $(STAGING_DIR_HOST) $(STAGING_DIR_TOOLCHAIN) $(TOOLCHAIN_DIR) $(BUILD_DIR_HOST)
+	rm -rf $(STAGING_DIR) $(STAGING_DIR_HOST) $(STAGING_DIR_TOOLCHAIN) $(TOOLCHAIN_DIR) $(BUILD_DIR_HOST) $(BUILD_DIR_TOOLCHAIN)
 	rm -rf $(TMP_DIR)
 
+tmp/.prereq_packages: .config
+	unset ERROR; \
+	for package in $(sort $(prereq-y) $(prereq-m)); do \
+		$(_SINGLE)$(NO_TRACE_MAKE) -s -r -C package/$$package prereq || ERROR=1; \
+	done; \
+	if [ -n "$$ERROR" ]; then \
+		echo "Package prerequisite check failed."; \
+		false; \
+	fi
+	touch $@
+
 # check prerequisites before starting to build
-prereq: $(package/stamp-prereq) $(target/stamp-prereq) ;
+prereq: $(target/stamp-prereq) tmp/.prereq_packages
 
 prepare: .config $(tools/stamp-install) $(toolchain/stamp-install)
 world: prepare $(target/stamp-compile) $(package/stamp-cleanup) $(package/stamp-compile) $(package/stamp-install) $(package/stamp-rootfs-prepare) $(target/stamp-install) FORCE
-	$(MAKE) package/index
+	$(_SINGLE)$(SUBMAKE) -r package/index
 
 # update all feeds, re-create index files, install symlinks
 package/symlinks: