# Programs
CC=         c99
RM=         rm -f

# Internal flags
SP_CFLAGS=  -D_POSIX_C_SOURCE=200809L $(CFLAGS)
SP_LIBS=    $(LDFLAGS)

# Let user to override these variables
CFLAGS=     -Wall -pipe -O2
LDFLAGS=

# Build dependencies
all_tasks=         read_server write_server
read_server_objs=  common.o server.o main.o proc_r.o
write_server_objs= common.o server.o main.o proc_w.o

# Phony target
.PHONY: all clean auto
all: $(all_tasks)
auto: configure
clean:
	$(RM) $(all_tasks) $(read_server_objs) $(write_server_objs)

# Suffix rules
.SUFFIXES: .c.o
.c.o:
	$(CC) $(SP_CFLAGS) -c $< -o $@

# Real rules
configure: configure.ac Makefile.am
	autoreconf -i
	@echo "The \`configure' script is created, and you can run it now."
	@echo "WARNING: this Makefile will be overwritten by the configure script."

read_server: $(read_server_objs)
	$(CC) $(SP_CFLAGS) $(read_server_objs) -o $@ $(SP_LDFLAGS)

write_server: $(write_server_objs)
	$(CC) $(SP_CFLAGS) $(write_server_objs) -o $@ $(SP_LDFLAGS)