Clean up BUILD build system module - seperate architecture utility prefix code and...

diff --git a/LUFA/Build/lufa.build.in b/LUFA/Build/lufa.build.in
index d133e86..a4b5c36 100644 (file)
--- a/LUFA/Build/lufa.build.in
+++ b/LUFA/Build/lufa.build.in
@@ -7,7 +7,7 @@
 #\r
 \r
 LUFA_BUILD_MODULES        += BUILD\r
-LUFA_BUILD_TARGETS        += size checksource all elf hex clean\r
+LUFA_BUILD_TARGETS        += size checksource all elf hex lss gcc_version clean\r
 LUFA_BUILD_MANDATORY_VARS += TARGET ARCH MCU SRC F_USB LUFA_PATH\r
 LUFA_BUILD_OPTIONAL_VARS  += BOARD OPTIMIZATION C_STANDARD CPP_STANDARD F_CPU C_FLAGS CPP_FLAGS ASM_FLAGS CC_FLAGS LD_FLAGS\r
 \r
@@ -25,6 +25,8 @@ LUFA_BUILD_OPTIONAL_VARS  += BOARD OPTIMIZATION C_STANDARD CPP_STANDARD F_CPU C_
 #    all                       - Build application and list size\r
 #    elf                       - Build application ELF debug object file\r
 #    hex                       - Build application HEX object files\r
+#    lss                       - Build application LSS assembly listing file\r
+#    gcc_version               - Print version of GCC used\r
 #    clean                     - Remove output files\r
 #\r
 # MANDATORY PARAMETERS:\r
@@ -72,6 +74,17 @@ CPP_FLAGS      ?=
 ASM_FLAGS      ?=\r
 CC_FLAGS       ?=\r
 \r
+# Determine the utility prefix to use for the selected architecture\r
+ifeq ($(ARCH), AVR8)\r
+   CROSS     = avr-\r
+else ifeq ($(ARCH), XMEGA)\r
+   CROSS     = avr-\r
+else ifeq ($(ARCH), UC3)\r
+   CROSS     = avr32-\r
+else\r
+    $(error Unsupported architecture.)\r
+endif\r
+\r
 # Output Messages\r
 MSG_BUILD_BEGIN = Begin compilation of project \"$(TARGET)\"...\r
 MSG_BUILD_END   = Finished building project \"$(TARGET)\".\r
@@ -94,15 +107,10 @@ DEPENDENCY_FILES = $(OBJECT_FILES:%=%.d)
 # Create a list of flags to pass to the compiler\r
 ifeq ($(ARCH), AVR8)\r
    CC_FLAGS += -mmcu=$(MCU) -gdwarf-2 -fshort-enums -fno-inline-small-functions -fpack-struct\r
-   CROSS     = avr-\r
 else ifeq ($(ARCH), XMEGA)\r
    CC_FLAGS += -mmcu=$(MCU) -gdwarf-2 -fshort-enums -fno-inline-small-functions -fpack-struct\r
-   CROSS     = avr-\r
 else ifeq ($(ARCH), UC3)\r
    CC_FLAGS += -mpart=$(MCU) -g3 -masm-addr-pseudos\r
-   CROSS     = avr32-\r
-else\r
-    $(error Unsupported architecture.)\r
 endif\r
 CC_FLAGS += -Wall -fno-strict-aliasing -funsigned-char -funsigned-bitfields -ffunction-sections\r
 CC_FLAGS += -I. -I$(patsubst %/,%,$(LUFA_PATH))/..\r
@@ -118,7 +126,7 @@ CPP_FLAGS += -O$(OPTIMIZATION) -std=$(CPP_STANDARD) -MMD -MP -MF $@.d
 # Create a list of flags to pass to the linker\r
 LD_FLAGS += -lm -Wl,-Map=$(TARGET).map,--cref -Wl,--gc-sections \r
 ifeq ($(ARCH), UC3)\r
-   LD_FLAGS += --rodata-writable -Wl,--direct-data   \r
+   LD_FLAGS += --rodata-writable --direct-data   \r
 else\r
    LD_FLAGS += -Wl,--relax\r
 endif\r
@@ -137,11 +145,16 @@ SIZE_FORMAT_FLAG = $(shell $(CROSS)size --help | grep -- --format=.*avr > /dev/n
 begin:\r
        @echo ""\r
        @echo $(MSG_BUILD_BEGIN)\r
+       @echo ""\r
        \r
 end:\r
+       @echo ""\r
        @echo $(MSG_BUILD_END)\r
        @echo ""\r
 \r
+gcc_version:\r
+       @$(CROSS)gcc --version\r
+\r
 checksource:\r
        @for f in $(SRC) $(CPPSRC) $(ASRC); do \\r
                if [ -f $$f ]; then \\r
@@ -157,8 +170,8 @@ size:
            $(CROSS)size $(SIZE_MCU_FLAG) $(SIZE_FORMAT_FLAG) $(TARGET).elf ; 2>/dev/null; \\r
         fi\r
 \r
-.PHONY: begin elf hex lss size end\r
-all: begin elf hex lss size end\r
+.PHONY: begin gcc_version elf hex lss size end\r
+all: begin gcc_version elf hex lss size end\r
 \r
 elf: $(TARGET).elf\r
 hex: $(TARGET).hex $(TARGET).eep\r