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C2IEC=c2iec

TESTS=$(patsubst %.c, %.test, $(wildcard test/*.c))

TEST_LOGS=$(patsubst %.c, %.test.log, $(wildcard test/*.c))



CC?=gcc

EMCC?=emcc



# if parameter "DEBUG" is set, we set debug flags for lex/yacc

ifneq (${DEBUG},)

DEBUG_FLAGS += -d

CFLAGS += -DDEBUG

endif



all: ${C2IEC} ${C2IEC}.js ${C2IEC}.wasm ${C2IEC}.html



${C2IEC}: lex.yy.c y.tab.c

	$(CC) ${CFLAGS} -o $@ $^



${C2IEC}.js: lex.yy.c y.tab.c

	${EMCC} ${CFLAGS} -o $@ $^



${C2IEC}.wasm ${C2IEC}.html: lex.yy.c y.tab.c

	${EMCC} ${CFLAGS} -s WASM=1 -o $@ $^



lex.yy.c: ${C2IEC}.l

	flex ${DEBUG_FLAGS} $^



y.tab.c: ${C2IEC}.y

	yacc -dy ${DEBUG_FLAGS} $^



y.dot: ${C2IEC}.y

	yacc -g $^



commit: ${TEST_LOGS}

	for i in ${TEST_LOGS}; do \

		cp $$i $$(dirname $$i)/$$(basename $$i .log).expected; \

	done

clean:

	rm -f ${C2IEC}

	rm -f ${TEST_LOGS}

	rm -f lex.yy.c

	rm -f y.tab.c



.PHONY: test

test: ${TESTS}



%.test: %.test.log

	@echo "========================================"

	@echo "checking output of test $*"

	@diff -u $*.test.expected $< || cat $<



%.test.log: %.test.txt

	@echo "========================================"

	@echo "output of test $*"

	@echo "========================================"

	@cat $< | tee $@



%.test.txt: %.c ${C2IEC}

	./${C2IEC} < $< > $@





# preprocessing rule for foreign code (to test)

%.pre.c: %.c

	gcc -o $@ \

		-Ispark \

	        -D__builtin_va_list=int \

	        -D"__extension__=" \

	        -D"__signed__=signed" \

	        -D"__inline=" \

	        -D"__inline__=" \

	        -D"__attribute__(...)=" \

	        -D"__alignof__(...)=4" \

	        -D"__asm__(...)={}" \

	        -D"__uint128_t=long long" \

	        -E \

		$<