fcst, srpt: Move the build_mode file to the top level

Additionally, rename BUILDMODE into BUILD_MODE and FCST/SRPTFLAGS into
BUILD_MODE_CFLAGS_.


git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@8073 d57e44dd-8a1f-0410-8b47-8ef2f437770f

fcst/Makefile

@@ -30,17 +30,6 @@
 export PWD    := $(shell pwd)
 export CONFIG_FCST   := m
 
-
-# Set variable $(2) to value $(3) in file $(1).
-set_var = $(shell { if [ -e "$(1)" ]; then grep -v '^$(2)=' "$(1)"; fi; echo "$(2)=$(3)"; } >/tmp/$(1)-$$$$.tmp && mv /tmp/$(1)-$$$$.tmp $(1))
-
-
-FCSTFLAGS = -DDEBUG_WORK_IN_THREAD -DCONFIG_SCST_TRACING -DCONFIG_SCST_DEBUG \
-	-DCONFIG_SCST_EXTRACHECKS -fno-inline -fno-inline-functions
-FCSTFLAGSRELEASE = -DCONFIG_SCST_TRACING
-FCSTFLAGSPERF =
-EXTRA_CFLAGS += -I$(SCST_INC_DIR) $(FCSTFLAGS$(BUILDMODE))
-
 MODULE_NAME = fcst
 
 ifneq ($(KERNELRELEASE),)
@@ -128,15 +117,12 @@ extraclean: clean
 
 2debug:
 	-$(MAKE) clean
-	$(call set_var,build_mode,BUILDMODE,)
 
 2release:
 	-$(MAKE) clean
-	$(call set_var,build_mode,BUILDMODE,RELEASE)
 
 2perf:
 	-$(MAKE) clean
-	$(call set_var,build_mode,BUILDMODE,PERF)
 
 release-archive:
 	../scripts/generate-release-archive fcst "$$(sed -n 's/^#define[[:blank:]]FT_VERSION[[:blank:]]*\"\([^\"]*\)\".*/\1/p' fcst.h)"

fcst/Makefile_in-tree

@@ -1,3 +1,14 @@
+-include $(KBUILD_EXTMOD)/../build_mode
+
+echo := $(shell echo "fcst build mode: $(BUILD_MODE)" >& 2)
+
+BUILD_MODE_CFLAGS_ = -DDEBUG_WORK_IN_THREAD -DCONFIG_SCST_TRACING	\
+	-DCONFIG_SCST_DEBUG -DCONFIG_SCST_EXTRACHECKS			\
+	-fno-inline -fno-inline-functions
+BUILD_MODE_CFLAGS_RELEASE = -DCONFIG_SCST_TRACING
+BUILD_MODE_CFLAGS_PERF =
+EXTRA_CFLAGS += -I$(SCST_INC_DIR) $(BUILD_MODE_CFLAGS_$(BUILD_MODE))
+
 obj-$(CONFIG_FCST) += fcst.o
 
 fcst-objs := \