chg: easy printing of MAKE variables

Usage::
  make print-FLASHTOOL
  cd bootrom; make print-APP_CFLAGS
  cd client; make print-GCC_VERSION

Makefile

@@ -75,5 +75,8 @@ udev:
 	sudo udevadm control --reload-rules
 	sudo adduser $USER dialout
  
+# easy printing of MAKE VARIABLES
+print-%: ; @echo $* = $($*) 
+
 # Dummy target to test for GNU make availability
 _test:

armsrc/Makefile

@@ -159,5 +159,4 @@ help:
 	@echo Multi-OS Makefile, you are running on $(DETECTED_OS)
 	@echo Possible targets:
 	@echo +	all    - Build the full image $(OBJDIR)/fullimage.s19
-	@echo +	clean             - Clean $(OBJDIR)
-
+	@echo +	clean             - Clean $(OBJDIR)

client/Makefile

@@ -269,7 +269,9 @@ lua_build:
 	cd ../liblua && make $(LUAPLATFORM)
 
 .PHONY: all clean
-print-%: ; @echo $* = $($*)
+
+# easy printing of MAKE VARIABLES
+print-%: ; @echo $* = $($*) 
 
 $(OBJDIR)/%_NOSIMD.o : %.c $(OBJDIR)/%.d
 	$(CC) $(DEPFLAGS) $(CFLAGS) $(HARD_SWITCH_NOSIMD) -c -o $@ $<

common/Makefile.common

@@ -109,6 +109,9 @@ $(OBJDIR)/%.s19: $(OBJDIR)/%.elf
 version.c: default_version.c
 	perl ../tools/mkversion.pl .. > $@ || $(COPY) $^ $@ 
 
+# easy printing of MAKE VARIABLES
+print-%: ; @echo $* = $($*) 
+	
 # Automatic dependency generation
 DEPENDENCY_FILES = $(patsubst %.c,$(OBJDIR)/%.d,$(notdir $(THUMBSRC))) \
 	$(patsubst %.c,$(OBJDIR)/%.d,$(notdir $(ARMSRC))) \