PREFIX ?= /usr/local
MANDIR ?= ${PREFIX}/share/man
ETCDIR ?= ${PREFIX}/etc
RUNDIR ?= /var/run

CFLAGS += -std=c99 -Wall -Wextra -Wpedantic
CFLAGS += -D'ETCDIR="${ETCDIR}"' -D'RUNDIR="${RUNDIR}"'

-include config.mk

BINS = spawn spawnd
MAN8 = ${BINS:=.8}
MAN5 = spawntab.5

OBJS += daemon.o
OBJS += service.o

dev: tags all

all: ${BINS}

spawnd: ${OBJS}
	${CC} ${LDFLAGS} ${OBJS} ${LDLIBS} -o $@

${OBJS}: daemon.h

tags: *.c *.h
	ctags -w *.c *.h

clean:
	rm -f ${BINS} ${OBJS} tags

install: ${BINS} ${MAN5} ${MAN8}
	install -d ${DESTDIR}${PREFIX}/sbin
	install -d ${DESTDIR}${MANDIR}/man5 ${DESTDIR}${MANDIR}/man8
	install ${BINS} ${DESTDIR}${PREFIX}/sbin
	install -m 644 ${MAN5} ${DESTDIR}${MANDIR}/man5
	install -m 644 ${MAN8} ${DESTDIR}${MANDIR}/man8

uninstall:
	rm -f ${BINS:%=${DESTDIR}${PREFIX}/sbin/%}
	rm -f ${MAN5:%=${DESTDIR}${MANDIR}/man5/%}
	rm -f ${MAN8:%=${DESTDIR}${MANDIR}/man8/%}