CC = gcc
CFLAGS = -Wall -Wextra -std=c99 -g
LDFLAGS_MQ = -lrt

# SERVER_ARGS: <total_honey> <portion> <period_ms> <starvation_ms>
# WORKER_ARGS: <honey_portion>
SERVER_ARGS = 1000 15 500 500
WORKER_ARGS = 7

all: msg

# ===== POSIX MQ targets =====
msg: msg_server msg_worker

msg_server: server.c common.h
	$(CC) $(CFLAGS) -o $@ $< $(LDFLAGS_MQ)

msg_worker: worker.c common.h
	$(CC) $(CFLAGS) -o $@ $< $(LDFLAGS_MQ)

# ===== Tests =====
test_msg_server: msg
	@echo "=== Запуск сервера POSIX MQ ==="
	@echo "В другом терминале выполните: make test_msg_workers"
	./msg_server $(SERVER_ARGS)

test_msg_workers: msg
	@echo "=== Запуск нескольких пчёл ==="
	./msg_worker 7 & \
	./msg_worker 9 & \
	./msg_worker 5 & \
	wait

# Автотест: сервер в фоне, несколько пчёл
test_all: msg
	@echo "=== Автотест POSIX MQ ==="
	./msg_server $(SERVER_ARGS) & \
	SRV=$$!; \
	sleep 2; \
	./msg_worker $(WORKER_ARGS) & \
	./msg_worker $(WORKER_ARGS) & \
	./msg_worker $(WORKER_ARGS) & \
	wait; \
	wait $$SRV

# Очистка
clean:
	@echo "Очистка..."
	rm -f msg_server msg_worker

help:
	@echo "Available targets:"
	@echo "  msg              - Build POSIX message queue programs"
	@echo "  test_msg_server  - Run MQ server (use workers in another terminal)"
	@echo "  test_msg_workers - Run several worker processes"
	@echo "  test_all         - Automatic end-to-end test"
	@echo "  clean            - Remove built files"
	@echo "  help             - Show this help"

.PHONY: all msg test_msg_server test_msg_workers test_all clean help