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# Universal C Makefile for MCU targets
# Path to project root (for top-level, so the project is in ./; first-level, ../; etc.)
ROOT=.
# Binary output directory
BINDIR=$(ROOT)/bin
# Subdirectories to include in the build
SUBDIRS=src
# Nothing below here needs to be modified by typical users
# Include common aspects of this project
-include $(ROOT)/common.mk
ASMSRC:=$(wildcard *.$(ASMEXT))
ASMOBJ:=$(patsubst %.o,$(BINDIR)/%.o,$(ASMSRC:.$(ASMEXT)=.o))
HEADERS:=$(wildcard *.$(HEXT))
CSRC=$(wildcard *.$(CEXT))
COBJ:=$(patsubst %.o,$(BINDIR)/%.o,$(CSRC:.$(CEXT)=.o))
CPPSRC:=$(wildcard *.$(CPPEXT))
CPPOBJ:=$(patsubst %.o,$(BINDIR)/%.o,$(CPPSRC:.$(CPPEXT)=.o))
OUT:=$(BINDIR)/$(OUTNAME)
.PHONY: all clean upload _force_look
# By default, compile program
all: $(BINDIR) $(OUT)
# Remove all intermediate object files (remove the binary directory)
clean:
-rm -f $(OUT)
-rm -rf $(BINDIR)
# Uploads program to device
upload: all
$(UPLOAD)
# Phony force-look target
_force_look:
@true
# Looks in subdirectories for things to make
$(SUBDIRS): %: _force_look
@$(MAKE) --no-print-directory -C $@
# Ensure binary directory exists
$(BINDIR):
-@mkdir -p $(BINDIR)
# Compile program
$(OUT): $(SUBDIRS) $(ASMOBJ) $(COBJ) $(CPPOBJ)
@echo LN $(BINDIR)/*.o $(LIBRARIES) to $@
@$(CC) $(LDFLAGS) $(BINDIR)/*.o $(LIBRARIES) -o $@
@$(MCUPREFIX)size $(SIZEFLAGS) $(OUT)
$(MCUPREPARE)
# Assembly source file management
$(ASMOBJ): $(BINDIR)/%.o: %.$(ASMEXT) $(HEADERS)
@echo AS $<
@$(AS) $(AFLAGS) -o $@ $<
# Object management
$(COBJ): $(BINDIR)/%.o: %.$(CEXT) $(HEADERS)
@echo CC $(INCLUDE) $<
@$(CC) $(INCLUDE) $(CFLAGS) -o $@ $<
$(CPPOBJ): $(BINDIR)/%.o: %.$(CPPEXT) $(HEADERS)
@echo CPC $(INCLUDE) $<
@$(CPPCC) $(INCLUDE) $(CPPFLAGS) -o $@ $<
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