# DO NOT modify the following code!!!
GITFLAGS = -q --author='tracer-pa-public <tracer@njuics.org>' --no-verify --allow-empty

# prototype: git_commit(msg)
define git_commit
	-@git add . -A --ignore-errors
	-@while (test -e .git/index.lock); do sleep 0.1; done
	-@(echo "> $(1)" && echo $(STU_ID) && id -un && uname -a && uptime && (head -c 20 /dev/urandom | hexdump -v -e '"%02x"') && echo) | git commit -F - $(GITFLAGS)
	-@sync
endef