EXE = sbcl
FLAGS = --no-userinit --no-sysinit --non-interactive

BUILDDIR = ./build
QL = $(BUILDDIR)/quicklisp
LIBS= $(BUILDDIR)/libs.stamp

.PHONY: all clean cleanall test
all: deb rel faf
deb: $(BUILDDIR)/pegrep-debug
rel: $(BUILDDIR)/pegrep
faf: $(BUILDDIR)/pegrep-faf
deploy: $(BUILDDIR)/pegrep-deploy

# Make executable with full debug support and slower execution time
$(BUILDDIR)/pegrep-debug: $(LIBS)
	$(EXE) $(FLAGS) \
		--load $(QL)/setup.lisp \
		--eval '(asdf:load-system :pegrep/debug)' \
		--eval '(asdf:make :pegrep/debug)' \
		--eval '(quit)'

$(BUILDDIR)/pegrep: $(LIBS)
	$(EXE) $(FLAGS) \
		--load $(QL)/setup.lisp \
		--eval '(asdf:load-system :pegrep)' \
		--eval '(asdf:make :pegrep)' \
		--eval '(quit)'

$(BUILDDIR)/pegrep-faf: $(LIBS)
	$(EXE) $(FLAGS) \
		--load $(QL)/setup.lisp \
		--eval '(asdf:load-system :pegrep/faf)' \
		--eval '(asdf:make :pegrep/faf)' \
		--eval '(quit)'

# "/run/current-system/sw/lib/" is required for NixOS
$(BUILDDIR)/pegrep-deploy: export LD_LIBRARY_PATH = /run/current-system/sw/lib/
$(BUILDDIR)/pegrep-deploy: $(LIBS)
	$(EXE) $(FLAGS) \
		--load $(QL)/setup.lisp \
		--eval '(asdf:load-system :pegrep/deploy)' \
		--eval '(asdf:make :pegrep/deploy)' \
		--eval '(quit)'

test: $(LIBS)
	$(EXE) $(FLAGS) \
		--load $(QL)/setup.lisp \
		--eval '(asdf:load-system :pegrep/tests)' \
		--eval '(asdf:test-system :pegrep/tests)' \
		--eval '(quit)'

# Remove binaries and fasl compiled files
clean:
	rm -f build/pegrep*
	find . -name "*.fasl" -type f -delete

# Remove everything, including libraries
cleanall: clean
	rm -rf build bin

$(LIBS): $(QL)/setup.lisp
	$(EXE) $(FLAGS) \
		--load $(QL)/setup.lisp \
		--eval '(ql:quickload :alexandria)' \
		--eval '(ql:quickload :fiveam)' \
		--eval '(ql:quickload :deploy)' \
		--eval '(ql:quickload :clingon)' \
		--eval '(quit)'
	touch $@

$(QL)/quicklisp.lisp:
	mkdir -p build/quicklisp
	wget -P build/quicklisp/ http://beta.quicklisp.org/quicklisp.lisp

$(QL)/setup.lisp: $(QL)/quicklisp.lisp
	$(EXE) $(FLAGS) \
		--load $(QL)/quicklisp.lisp \
		--eval '(quicklisp-quickstart:install :path "$(BUILDDIR)/quicklisp")' \
		--eval '(quit)'