make sure a predefined CFLAGS variable does not get in the way (fix for #4038)

[openwrt.git] / include / toplevel.mk

diff --git a/include/toplevel.mk b/include/toplevel.mk
index 3d7593b..9d0eb25 100644 (file)
--- a/include/toplevel.mk
+++ b/include/toplevel.mk
@@ -24,6 +24,9 @@ export REVISION
 export OPENWRTVERSION
 export IS_TTY=$(shell tty -s && echo 1 || echo 0)
 
+# make sure that a predefined CFLAGS variable does not disturb packages
+export CFLAGS=
+
 ifeq ($(FORCE),)
   .config scripts/config/conf scripts/config/mconf: tmp/.prereq-build
 endif
@@ -47,22 +50,22 @@ prepare-tmpinfo: FORCE
 .config: ./scripts/config/conf prepare-tmpinfo $(if $(CONFIG_HAVE_DOT_CONFIG),,FORCE)
        @+if [ \! -f .config ] || ! grep CONFIG_HAVE_DOT_CONFIG .config >/dev/null; then \
                [ -e $(HOME)/.openwrt/defconfig ] && cp $(HOME)/.openwrt/defconfig .config; \
-               $(NO_TRACE_MAKE) menuconfig $(PREP_MK); \
+               $(_SINGLE)$(NO_TRACE_MAKE) menuconfig $(PREP_MK); \
        fi
 
 scripts/config/mconf:
-       @$(SUBMAKE) -s -j1 -C scripts/config all
+       @$(_SINGLE)$(SUBMAKE) -s -C scripts/config all
 
 $(eval $(call rdep,scripts/config,scripts/config/mconf))
 
 scripts/config/conf:
-       @$(SUBMAKE) -s -j1 -C scripts/config conf
+       @$(_SINGLE)$(SUBMAKE) -s -C scripts/config conf
 
 config: scripts/config/conf prepare-tmpinfo FORCE
        $< Config.in
 
 config-clean: FORCE
-       $(NO_TRACE_MAKE) -C scripts/config clean
+       $(_SINGLE)$(NO_TRACE_MAKE) -C scripts/config clean
 
 defconfig: scripts/config/conf prepare-tmpinfo FORCE
        touch .config
@@ -78,10 +81,10 @@ menuconfig: scripts/config/mconf prepare-tmpinfo FORCE
        $< Config.in
 
 kernel_oldconfig: .config FORCE
-       $(NO_TRACE_MAKE) -C target/linux oldconfig
+       $(_SINGLE)$(NO_TRACE_MAKE) -C target/linux oldconfig
 
 kernel_menuconfig: .config FORCE
-       $(NO_TRACE_MAKE) -C target/linux menuconfig
+       $(_SINGLE)$(NO_TRACE_MAKE) -C target/linux menuconfig
 
 tmp/.prereq-build: include/prereq-build.mk
        mkdir -p tmp
@@ -103,7 +106,7 @@ clean dirclean: .config
 
 prereq:: .config
        @+$(MAKE) -s tmp/.prereq-build $(PREP_MK)
-       @$(NO_TRACE_MAKE) -s $@
+       @+$(NO_TRACE_MAKE) -s $@
 
 %::
        @+$(PREP_MK) $(NO_TRACE_MAKE) -s prereq
@@ -113,14 +116,14 @@ help:
        cat README
 
 docs docs/compile: FORCE
-       @$(SUBMAKE) -j1 -C docs compile
+       @$(_SINGLE)$(SUBMAKE) -C docs compile
 
 docs/clean: FORCE
-       @$(SUBMAKE) -j1 -C docs clean
+       @$(_SINGLE)$(SUBMAKE) -C docs clean
 
 distclean:
        rm -rf tmp build_dir staging_dir dl .config* feeds package/feeds package/openwrt-packages bin
-       @$(SUBMAKE) -j1 -C scripts/config clean
+       @$(_SINGLE)$(SUBMAKE) -C scripts/config clean
 
 ifeq ($(findstring v,$(DEBUG)),)
   .SILENT: symlinkclean clean dirclean distclean config-clean download help tmpinfo-clean .config scripts/config/mconf scripts/config/conf menuconfig tmp/.prereq-build tmp/.prereq-package prepare-tmpinfo