makefile help

[Philip Herron]

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Brian Budge wrote:
> Hi -
>
> You should really send an email to the gnu make list.  This list is
>  for gcc questions.
>
> Brian
>
> On Mon, Sep 28, 2009 at 6:32 AM, mjk78 <shick3n@gmail.com> wrote:
>> I've taken over someone else's project code which uses #defines
>> to select which region the code is being compiled for.  Instead
>> of hard-coding these #defines, i would like to edit the makefile
>> to specify the region at compile time.
>>
>> ie. I would like to be able to enter "make USA" or "make Mexico"
>> and have that automatically define REG_UNITED STATES or
>> REG_MEXICO when compiling.
>>
>> I've tried to check the MAKECMDGOALS variable, but I still get a
>> "No rule to make target "USA". Stop" error.
Autoconf would be a good solution for this to make a config.h is what
you want.
>>
>> my makefile currently is:
>>
----------------------------------------------------------------------------------------
>>
>>
>>
>> ################################################### # Define
>> Project name ###################################################
>> PRJ_NAME=OTB SVN_REV=0 MODEL_NAME=EON-XCOM SUBVERSION=0
>>
>> OBJDIR=obj SRCDIR=source INCDIR=inc LSTDIR=list
>>
>> ###################################################
>> ###################################################
>> START_OF_SRAM=0x800000 #START_OF_SRAM=0x00814000
>> SIZE_OF_SRAM=1024k START_OF_FLASH=0x01100000
>>
>> # Must be 6 HEX digit START_OF_PROTECTED=000000
>> #END_OF_PROTECTED=00FFFF END_OF_PROTECTED=042400
>>
>> ################################################### # Source file
>> list ###################################################
>> C_SRC=$(notdir $(wildcard $(SRCDIR)/*.c)) A_SRC=$(notdir
>> $(wildcard $(SRCDIR)/*.s))
>>
>> ################################################### # Gen object
>> file name automatically
>> ###################################################
>> C_OBJ=$(addprefix $(OBJDIR)/, $(C_SRC:.c=.o)) A_OBJ=$(addprefix
>> $(OBJDIR)/, $(A_SRC:.s=.o))
>>
>> OUT_FILE=$(PRJ_NAME) BIN_FILE=$(PRJ_NAME).bin
>> TMS_FILE=$(PRJ_NAME).tms SCRIPT_FILE=$(PRJ_NAME).ld
>>
>> MAP_FILE=$(PRJ_NAME).map
>>
>>
>> ################################################### # Tools setup
>>  ###################################################
>> CROSS=arm-unknown-linux-gnu- LIBCDIR=/opt/lib_arm
>>
>> LIBSYSDIR=../lib
>>
>> INCLUDES=-I $(INCDIR) -I $(LIBSYSDIR) DEFINES=-D__NO_CTYPE
>> -DSVN_REV=$(SVN_REC) -D__pcs=
>>
>> #-------------------------------------------------- #Check for
>> USA, RSA or MEX command line arguments...MK
>> #-------------------------------------------------- ifeq
>> ($(MAKECMDGOALS),USA) REG_DEFINE=-DREG_UNITED_STATES endif ifeq
>> ($(MAKECMDGOALS),Mexico) REG_DEFINE=-DREG_MEXICO endif
>>
>>
>> CC=$(CROSS)gcc CFLAGS=-c -std=gnu89 -Os -Wall -msoft-float
>> -mthumb -mthumb-interwork -mcpu=arm7tdmi $(DEFINES) $(INCLUDES)
>> $(REG_DEFINE)
>>
>> ASM=$(CROSS)gcc ASFLAGS=$(CFLAGS)
>>
>> LINK=$(CROSS)ld LFLAGS=-nostdlib -L $(LIBCDIR)/lib -L
>> $(LIBSYSDIR) -static -T $(SCRIPT_FILE) -Map $(MAP_FILE)
>> LIBS=-lgcc -lc -lm -lsyscall -lsysutil
>>
>> AR=$(CROSS)ar ARFLAGS=-rc
>>
>> OBJCOPY=$(CROSS)objcopy OCFLAGS=-S -O binary
>>
>> BIN2TMS=bin2tms TMSFLAGS=-s$(SUBVERSION) -m$(MODEL_NAME)
>> -n$(PRJ_NAME) -x XXXX XX XX $(START_OF_PROTECTED)
>> $(END_OF_PROTECTED)
>>
>>
############################################################################
>>  # Loader config
>>
############################################################################
>>  LOADER=ConLoader LOADER_KEY=734EC4FF38F93130 LOADER_COM=6
>> LOADER_BAUD=115200 LOADER_AID=COMM_EXP
>>
>>
############################################################################
>>  # Linker script
>>
############################################################################
>>  LD_SCRIPT="     ENTRY (cstartup) \ SECTIONS {      \
>> _start_of_data = $(START_OF_SRAM); \ _start_of_flash =
>> $(START_OF_FLASH); \ _end_of_sram = _start_of_data +
>> $(SIZE_OF_SRAM); \ _start_of_header = _start_of_flash + 0x20; \
>> _start_of_app = _start_of_flash + 0x30; \ . = _start_of_flash; \
>> .startup : { *(sect_startup) } \ . = _start_of_header; \ .header
>> : { *(sect_header) } \ . = _start_of_app; \ .text : { *(.text
>> .glue*) } \ .const : { *(.rodata*) } \ _end_of_app = (. + 3) & ~
>> 3; \ . = _start_of_data; \ .data : AT (_end_of_app) { *(.data) }
>> \ _end_of_data = (. + 3) & ~ 3; \ . = _end_of_data; \
>> _start_of_bss = .; \ .bss : { *(.bss) } \ _end_of_bss = .; \
>> _end_of_flash = _end_of_app + SIZEOF (.data); \ }"
>>
>> ################################################### # Link file
>> ################################################### $(OUT_FILE) :
>> $(A_OBJ) $(C_OBJ) @echo . @echo [$(OUT_FILE)] @rm -f
>> $(SCRIPT_FILE) @echo $(LD_SCRIPT) > $(SCRIPT_FILE) @$(LINK)
>> $(LFLAGS) -o $(OUT_FILE) --start-group $(LIBS) $(A_OBJ) $(C_OBJ)
>> --end-group @rm -f $(SCRIPT_FILE) @$(OBJCOPY) $(OCFLAGS)
>> $(OUT_FILE) $(BIN_FILE) @$(BIN2TMS) $(TMSFLAGS) $(BIN_FILE)
>>
>> ###################################################
>> ###################################################
>> $(SRCDIR)/%.rc : $(INCDIR)/rc.h @touch $(SRCDIR)/$(@F)
>>
>> $(SRCDIR)/%.cpp : $(INCDIR)/%.h @touch $(SRCDIR)/$(@F)
>>
>> $(SRCDIR)/%.c : $(INCDIR)/%.h @touch $(SRCDIR)/$(@F)
>>
>> ################################################### # Compile C
>> files ###################################################
>> $(OBJDIR)/%.o : $(SRCDIR)/%.c @echo [$<] @$(CC) $(CFLAGS) $< -o
>> $@ -Wa,-a=$(LSTDIR)/$(@F:.o=.lst)
>>
>> ################################################### # Assembly
>> ASM files ###################################################
>> $(OBJDIR)/%.o : $(SRCDIR)/%.s @echo [$<] @$(ASM) $(ASFLAGS) $< -o
>> $@ -Wa,-a=$(LSTDIR)/$(@F:.o=.lst)
>>
>> ################################################### # Load
>> ################################################### .PHONY : load
>>  load : @echo $(LOADER_AID) > uniload.inf @$(LOADER) $(TMS_FILE)
>> -s$(LOADER_BAUD) -K$(LOADER_KEY) -$(LOADER_COM) @rm -f
>> uniload.inf
>>
>> ################################################### # Clear all
>> object file and output file
>> ################################################### .PHONY :
>> clean clean : @echo Delete all object file. @rm -f $(OBJDIR)/*.*
>> @rm -f $(LSTDIR)/*.* @rm -f $(OUT_FILE) @rm -f $(BIN_FILE) @rm -f
>> $(TMS_FILE) @rm -f $(MAP_FILE) @rm -f $(SCRIPT_FILE)
>>
>> -- View this message in context:
>> http://www.nabble.com/makefile-help-tp25645182p25645182.html Sent
>> from the gcc - Help mailing list archive at Nabble.com.
>>
>>

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