beremiz

Add --on-plc-start --on-plc-stop and --status-change to runtime command line, calling given command respectively on start stop or any event. Command line string is python formated (to eventually include status with {}) before being split (supports quoted strings) and passed to Popen for non-blocking execution.
BEREMIZ_OBJS = $(BEREMIZSRC:.c=.o)
all: warn some_binary
@echo "*** all done ***"
warn:
@echo "*** Sample Makefile, does nothing ***"
some_binary: $(BEREMIZ_OBJS)
@echo "* Would link $^ -> $@"
%.o: %.c
@echo "* Would compile $< -> $@"