test: fix non-O checking

Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>

Makefile.in

@@ -513,7 +513,11 @@ dist release:
 	du -b ../uClibc-$(VERSION).tar.{bz2,xz}
 
 test check: test_compile
-	$(Q)$(MAKE) -C test $(if $(O),top_builddir=$(O)/)
+	$(Q)$(MAKE) -C test \
+		KCONFIG_CONFIG=$(__ABS_KCONFIG_CONFIG) \
+		$(if $(O),top_builddir=$(O)/)
 
 test_compile: $(LOCAL_INSTALL_PATH)
-	$(Q)$(MAKE) -C test compile $(if $(O),top_builddir=$(O)/)
+	$(Q)$(MAKE) -C test compile \
+		KCONFIG_CONFIG=$(__ABS_KCONFIG_CONFIG) \
+		$(if $(O),top_builddir=$(O)/)

Rules.mak

@@ -81,14 +81,12 @@ BUILD_CFLAGS = -Os -Wall
 qstrip = $(strip $(subst ",,$(1)))
 #"))
 
-ifndef KCONFIG_CONFIG
+KCONFIG_CONFIG ?= $(top_builddir).config
-KCONFIG_CONFIG := $(top_builddir).config
-endif
 
 # Pull in the user's uClibc configuration
-ifeq ($(filter $(noconfig_targets),$(MAKECMDGOALS)),)
+ifeq ($(filter $(noconfig_targets) $(clean_targets) CLEAN_%,$(MAKECMDGOALS)),)
 # Prevent make from searching
-__ABS_KCONFIG_CONFIG := $(abspath $(KCONFIG_CONFIG))
+__ABS_KCONFIG_CONFIG ?= $(abspath $(KCONFIG_CONFIG))
 -include $(__ABS_KCONFIG_CONFIG)
 else
 # else we have to tell config where to write .config
@@ -828,8 +826,8 @@ $(eval $(call cache-output-var,LIBGCC,$(CC) $(LIBGCC_CFLAGS) -print-libgcc-file-
 $(eval $(call cache-output-var,LIBGCC_EH,$(CC) $(LIBGCC_CFLAGS) -print-file-name=libgcc_eh.a))
 # with -O0 we (e.g. lockf) might end up with references to
 # _Unwind_Resume, so pull in gcc_eh in this case..
-LIBGCC += $(if $(DODEBUG),$(LIBGCC_EH))
 LIBGCC_DIR:=$(dir $(LIBGCC))
+LIBGCC += $(if $(DODEBUG),$(LIBGCC_EH))
 
 # moved from libpthread/linuxthreads
 ifeq ($(UCLIBC_CTOR_DTOR),y)

test/Makefile

@@ -63,13 +63,16 @@ subdirs_run: $(patsubst %, _dirrun_%, $(DIRS))
 subdirs_clean: $(patsubst %, _dirclean_%, $(ALL_SUBDIRS))
 
 $(patsubst %, _dir_%, $(DIRS)) : dummy
-	$(Q)$(MAKE) -C $(patsubst _dir_%, %, $@)
+	$(Q)$(MAKE) -C $(patsubst _dir_%, %, $@) \
+		KCONFIG_CONFIG=$(__ABS_KCONFIG_CONFIG)
 
 $(patsubst %, _dirrun_%, $(DIRS)) : dummy
-	$(Q)$(MAKE) -C $(patsubst _dirrun_%, %, $@) run
+	$(Q)$(MAKE) -C $(patsubst _dirrun_%, %, $@) run \
+		KCONFIG_CONFIG=$(__ABS_KCONFIG_CONFIG)
 
 $(patsubst %, _dircompile_%, $(DIRS)) : dummy
-	$(Q)$(MAKE) -C $(patsubst _dircompile_%, %, $@) compile
+	$(Q)$(MAKE) -C $(patsubst _dircompile_%, %, $@) compile \
+		KCONFIG_CONFIG=$(__ABS_KCONFIG_CONFIG)
 
 $(patsubst %, _dirclean_%, $(ALL_SUBDIRS)) : dummy
 	$(Q)$(MAKE) -C $(patsubst _dirclean_%, %, $@) clean