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V =
ifeq ($(strip $(V)),)
E = @echo
Q = @
else
E = @\#
Q =
endif
# CC65 is set to `xa65` if that exists, otherwise we resort to `cl65` by default.
XA65_BIN := $(shell command -v xa65 2>/dev/null)
ifneq ($(XA65_BIN),)
CC65 ?= xa65
else
CC65 ?= cl65
endif
# NOTE: you can configure `CC65` and `CCOPTS` with the compiler and its options
# that you might require.
CCOPTS ?= --target nes
# Be strict when using xa65, and extra verbose if V=1.
ifeq ($(CC65),xa65)
CCOPTS += --strict --stats
endif
##
# all: clean the workspace and build the ROM file.
.PHONY: all
all: clean deps build
##
# clean & deps: clean the workspace and check that all dependencies are met.
.PHONY: clean
clean:
$(Q) rm -rf out
$(Q) find . -type f -name "*.nes" -delete
$(Q) rm -rf .nasm/
$(Q) mkdir -p out/
.PHONY: deps
deps:
@which $(CC65) >/dev/null 2>/dev/null || (echo "ERROR: '$(CC65)' not found." && false)
##
# build: create the ROM file.
.PHONY: build
build:
$(Q) $(CC65) $(CCOPTS) src/btree.s -C config/mmc1.cfg -o out/btree.nes 1>/dev/null
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