SHELL := $(shell which bash)
.ONESHELL:

ATT = $(EXE:=.att)
BST = $(basename $(shell grep -l fiber.hpp $(SRC)))
DEP = $(foreach i,$(EXE:=.d),.$i)
EXE = $(basename $(SRC))
GBM = $(basename $(shell grep -l benchmark.h $(SRC)))
SRC = $(sort $(wildcard *.cc))
TBB = $(basename $(shell grep -l tbb.h $(SRC)))

CXXFLAGS = -flto -g -I../include -march=native -O3 -pthread -std=c++23 -Wall

$(BST): LDLIBS += -lboost_fiber -lboost_context -lboost_system
$(GBM): LDLIBS += $(shell pkg-config --libs benchmark)
$(TBB): LDLIBS += $(shell pkg-config --libs tbb)

all: $(ATT)

auto:
	@while true; do
		make --no-print-directory run
		printf '\e[1;31m'
		! inotifywait -e close_write . -q && break
	done
	printf '\e[0m'

clean:
	-rm -fv $(ATT) $(DEP) $(EXE) {,vg}core{,.*} *~

leak: $(EXE)
	-@for i in $^; do
		make $$i.leak &> /dev/null
		if [ "$$?" == "0" ]; then
			echo -e "$$i: \e[1;32mwithout leaks\e[0m"
		else
			echo -e "$$i: \e[1;31mLEAKS!!!\e[0m"
		fi
	done

run: $(EXE)
	@for i in $^; do 
		printf "\e[1;34m%64s\n #$${i}\n%64s\n\e[0m" | tr ' #' '# '
		./$$i
	done

coroify:
	../tools/coro_source_rewriter.py common.h -o common.coro.h

test: $(filter-out $(GBM),$(EXE))
	@for i in $^; do
		./$$i 1> /tmp/$$i.tmp 2> /dev/null
		ret=$$?
		if [[ "$$ret" != "0" ]]; then
			printf '\e[1;31m'
		fi
		printf '%16s --> %i : ' $$i $$ret
		cat /tmp/$$i.tmp
		rm -f /tmp/$$i.tmp
		printf '\e[0m'
	done

%: %.cc
	$(CXX) $(CPPFLAGS) $(CXXFLAGS) -MMD -MP -MF .$*.d $< $(LDFLAGS) $(LOADLIBES) $(LDLIBS) -o $@

%.att: %
	objdump -Cd $< > $@

%.leak: %
	valgrind --error-exitcode=1 --leak-check=full -s -- ./$<

-include $(DEP)

.PHONY: all auto clean leak run test coroify
.PRECIOUS: $(DEP)