SRC      ?= snd-rcv
FULLNAME ?= misc/$(SRC).zig

CC=gcc
CFLAGS=-Wall -Wextra #-Wno-implicit-function-declaration
LDFLAGS=-I build/ -L build/ -lipc

m: $(FULLNAME)
	@-rm /tmp/.TEST_USOCK > /dev/null
	$(ZIGC) build-exe $(ZIGOPTS) $^
	./$(SRC)

run: $(FULLNAME)
	$(ZIGC) build-exe $(ZIGOPTS) $^
	./$(SRC)

t: $(FULLNAME)
	$(ZIGC) test $(ZIGOPTS) $^

pongd: src/pongd.zig
	$(ZIGC) build-exe $(ZIGOPTS) $^

pong: src/pong.zig
	$(ZIGC) build-exe $(ZIGOPTS) $^

c: misc/send-msg.zig
	$(ZIGC) build-exe $(ZIGOPTS) $^

s: misc/receive-msg.zig
	$(ZIGC) build-exe $(ZIGOPTS) $^

sr: misc/snd-rcv.zig
	$(ZIGC) build-exe $(ZIGOPTS) $^

lib:
	$(ZIGC) build

stop-ipcd:
	-pkill -1 ipcd

stop-tcpd:
	-pkill -1 tcpd

buildrun-ipcd: ipcd
	-rm /tmp/libipc-run/ipc 2>/dev/null || true
	$(VALGRIND) ./ipcd

buildrun-pongd: pongd
	-rm /tmp/libipc-run/pong 2>/dev/null || true
	$(VALGRIND) ./pongd

buildrun-tcpd: tcpd
	@-rm /tmp/libipc-run/tcp 2>/dev/null || true
	$(VALGRIND) ./tcpd

TCP_SERVICE_ALT ?= 127.0.0.1:9898
buildrun-tcpd-alternative: tcpd
	-rm /tmp/libipc-run/tcpdup 2>/dev/null || true
	IPC_SERVICE_NAME=tcpdup ADDRESS=$(TCP_SERVICE_ALT) $(VALGRIND) ./tcpd

SERVICE_NAME ?= p
IPC_NETWORK  ?= p pong
buildrun-pong: pong
	@#Force pong to contact IPCd.
	@#SERVICE is the service to contact and IPC_NETWORK is the IPCd
	@#configuration to translate "p" into "pong" (still using UNIX
	@#sockets on the same computer).
	SERVICE="$(SERVICE_NAME)" IPC_NETWORK="$(IPC_NETWORK)" $(VALGRIND) ./pong

buildrun-pong-test-tcpd: pong
	SERVICE="pong" IPC_NETWORK="pong tcp://$(TCP_SERVICE_ALT)/pong" $(VALGRIND) ./pong

ifeq ($(SRC),)
test-src:
	@echo SRC must be set via command line.
	@exit 1
else
test-src:
endif

comp: zigcompilation test-bindings-pong test-bindings-pongd

list-obj-files: test-src
	@# List all .o included in a .a archive.
	ar t $(SRC)
list-symbols: test-src
	@# List all symbols in a .so.
	nm -D $(SRC)
list-symbols-alt: test-src
	@# Alternative: grep .text section in an objdump output.
	objdump -T $(SRC) | grep text

zigcompilation: build.zig src/*.zig
	$(ZIGC) build

bindings-compile-pong: test-bindings/pong.c
	@-mkdir bin-bindings 2>/dev/null || true
	$(CC) -o bin-bindings/pong build/libipc.so $(CFLAGS) $^ $(LDFLAGS)

bindings-compile-pongd: test-bindings/pongd.c
	@-mkdir bin-bindings 2>/dev/null || true
	$(CC) -o bin-bindings/pongd build/libipc.so $(CFLAGS) $^ $(LDFLAGS)

bindings-test-pong:
	LD_LIBRARY_PATH=build/ $(VALGRIND) ./bin-bindings/pong

bindings-test-pongd:
	-rm /tmp/libipc-run/pong 2>/dev/null || true
	LD_LIBRARY_PATH=build/ $(VALGRIND) ./bin-bindings/pongd

WS_SERVICE  ?= 127.0.0.1:8080
TCP_SERVICE ?= 127.0.0.1:9000
init-websocket-tcpd:
	@# '-b' binary, '-E' quit on end-of-file, 'ws-l' websocket URI to listen
	@# each connection is redirected to last parameter
	websocat -b -E ws-l:$(WS_SERVICE) tcp:$(TCP_SERVICE)

init-websocket-client:
	websocat -b -E ws://$(WS_SERVICE)
#websocat -b -E tcp-l:127.0.0.1:9000 ws://127.0.0.1:9999

build-all:
	$(ZIGC) build-exe src/write-tcpd-pong-messages.zig -lc
	$(ZIGC) build-exe $(ZIGOPTS) src/tcpd.zig
	$(ZIGC) build-exe $(ZIGOPTS) src/pong.zig

serve:
	find . | entr make build-all