sql_DATA := \
  benchmark-0001.sql \
  versioning.sql \
  auditor-triggers-0001.sql \
  exchange-0001.sql \
  exchange-0002.sql \
  exchange-0003.sql \
  exchange-0004.sql \
  exchange-0005.sql \
  drop.sql \
  procedures.sql \
  tops-0001.sql

procedures.sql: procedures.sql.in exchange_do_*.sql exchange_statistics_*.sql exchange_trigger_*.sql
	chmod +w $@ 2> /dev/null || true
	gcc -E -P -undef - < procedures.sql.in 2>/dev/null | sed -e "s/--.*//" | awk 'NF' - >$@
	chmod ugo-w $@

exchange-0002.sql: exchange-0002.sql.in 0002-*.sql
	chmod +w $@ 2> /dev/null || true
	gcc -E -P -undef - < exchange-0002.sql.in 2>/dev/null | sed -e "s/--.*//" | awk 'NF' - >$@
	chmod ugo-w $@

exchange-0003.sql: exchange-0003.sql.in 0003-*.sql
	chmod +w $@ 2> /dev/null || true
	gcc -E -P -undef - < exchange-0003.sql.in 2>/dev/null | sed -e "s/--.*//" | awk 'NF' - >$@
	chmod ugo-w $@

exchange-0004.sql: exchange-0004.sql.in 0004-*.sql
	chmod +w $@ 2> /dev/null || true
	gcc -E -P -undef - < exchange-0004.sql.in 2>/dev/null | sed -e "s/--.*//" | awk 'NF' - >$@
	chmod ugo-w $@

sql: procedures.sql exchange-0002.sql exchange-0003.sql exchange-0004.sql

OUTFILE := sql.ml

$(OUTFILE): sql
	@printf "" > $@
	@for f in $(sql_DATA); do \
	    printf "[%s]\n" "$$f" >> $@; \
	done

.DEFAULT_GOAL := crunch
crunch: $(OUTFILE)

clean:
	rm -f procedures.sql
	rm -f exchange-0002.sql
	rm -f exchange-0003.sql
	rm -f exchange-0004.sql
	rm -f $(OUTFILE)