.PHONY: clean all

all: unshare/constants.py

unshare/constants.py:
	# For now ignore MS_RMT_MASK macro.
	echo '#include <linux/fs.h>\n#include <linux/sched.h>' | \
		gcc -E -dM - | \
		grep -v 'MS_RMT_MASK' | \
		awk '/#define MS_|#define CLONE_/ {print $$2, "=", $$3}' > unshare/constants.py

clean:
	rm -rf unshare/constants.py