# OS

os = $(shell uname)

SED = sed -$(if $(filter Darwin,$(os)),E,r)

#####

all = vegbien.sql vegbien_empty.sql

all: _always $(all) ;

.SUFFIXES:

_always:

.PHONY: _always

clean: _always

	$(RM) $(all)

remake: _always clean all ;

%:: %.make

	./$< >$@

.PRECIOUS: %

#####

.PRECIOUS: vegbien.sql

empty = $(SED) -n \

's/^CREATE TABLE ([0-9A-Za-z_]+) \($$/TRUNCATE \1 CASCADE;/p' <$< >$@

%_empty.sql: %.sql

	$(empty)