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Single source file programs are now compiled into object files before they
are linked.  This change halves the time it takes to rebuild all of the
NetBSD sources when only the C library is "touched"; but only takes about
one percent more disk space.

#	from: @(#)bsd.prog.mk	5.26 (Berkeley) 6/25/91
#	$Id: bsd.prog.mk,v 1.38 1994/05/22 23:03:58 jtc Exp $

.if exists(${.CURDIR}/../Makefile.inc)
.include "${.CURDIR}/../Makefile.inc"
.endif

.SUFFIXES: .out .o .c .cc .C .y .l .s .8 .7 .6 .5 .4 .3 .2 .1 .0

CFLAGS+=	${COPTS}

LIBCRT0?=	/usr/lib/crt0.o
LIBC?=		/usr/lib/libc.a
LIBCOMPAT?=	/usr/lib/libcompat.a
LIBCRYPT?=	/usr/lib/libcrypt.a
LIBCURSES?=	/usr/lib/libcurses.a
LIBDBM?=	/usr/lib/libdbm.a
LIBDES?=	/usr/lib/libdes.a
LIBL?=		/usr/lib/libl.a
LIBKDB?=	/usr/lib/libkdb.a
LIBKRB?=	/usr/lib/libkrb.a
LIBKVM?=	/usr/lib/libkvm.a
LIBM?=		/usr/lib/libm.a
LIBMP?=		/usr/lib/libmp.a
LIBPC?=		/usr/lib/libpc.a
LIBPLOT?=	/usr/lib/libplot.a
LIBRESOLV?=	/usr/lib/libresolv.a
LIBRPCSVC?=	/usr/lib/librpcsvc.a
LIBTERMCAP?=	/usr/lib/libtermcap.a
LIBUTIL?=	/usr/lib/libutil.a

.if defined(SHAREDSTRINGS)
CLEANFILES+=strings
.c.o:
	${CC} -E ${CFLAGS} ${.IMPSRC} | xstr -c -
	@${CC} ${CFLAGS} -c x.c -o ${.TARGET}
	@rm -f x.c

.cc.o:
	${CXX} -E ${CXXFLAGS} ${.IMPSRC} | xstr -c -
	@mv -f x.c x.cc
	@${CXX} ${CXXFLAGS} -c x.cc -o ${.TARGET}
	@rm -f x.cc

.C.o:
	${CXX} -E ${CXXFLAGS} ${.IMPSRC} | xstr -c -
	@mv -f x.c x.C
	@${CXX} ${CXXFLAGS} -c x.C -o ${.TARGET}
	@rm -f x.C
.endif


.if defined(PROG)
.if defined(SRCS)
OBJS+=  ${SRCS:N*.h:R:S/$/.o/g}
.else
OBJS+=	${PROG}.o
.endif

.if defined(LDONLY)

${PROG}: ${LIBCRT0} ${OBJS} ${LIBC} ${DPADD}
	${LD} ${LDFLAGS} ${LDSTATIC} -o ${.TARGET} ${LIBCRT0} ${OBJS} ${LIBC} ${LDADD}

.else defined(LDONLY)

${PROG}: ${LIBCRT0} ${OBJS} ${LIBC} ${DPADD}
	${CC} ${LDFLAGS} ${LDSTATIC} -o ${.TARGET} ${OBJS} ${LDADD}

.endif

.if	!defined(MAN1) && !defined(MAN2) && !defined(MAN3) && \
	!defined(MAN4) && !defined(MAN5) && !defined(MAN6) && \
	!defined(MAN7) && !defined(MAN8)
MAN1=	${PROG}.0
.endif
.endif

.MAIN: all
all: ${PROG}

.if !target(clean)
clean:
	rm -f a.out [Ee]rrs mklog core *.core ${PROG} ${OBJS} ${CLEANFILES}
.endif

cleandir: clean

.if !target(install)
.if !target(beforeinstall)
beforeinstall:
.endif
.if !target(afterinstall)
afterinstall:
.endif

.if !target(realinstall)
realinstall:
.if defined(PROG)
	install ${COPY} ${STRIP} -o ${BINOWN} -g ${BINGRP} -m ${BINMODE} \
	    ${PROG} ${DESTDIR}${BINDIR}
.endif
.if defined(HIDEGAME)
	(cd ${DESTDIR}/usr/games; rm -f ${PROG}; ln -s dm ${PROG}; \
	    chown games.bin ${PROG})
.endif
.endif

install: maninstall _SUBDIRUSE
.if defined(LINKS) && !empty(LINKS)
	@set ${LINKS}; \
	while test $$# -ge 2; do \
		l=${DESTDIR}$$1; \
		shift; \
		t=${DESTDIR}$$1; \
		shift; \
		echo $$t -\> $$l; \
		rm -f $$t; \
		ln $$l $$t; \
	done; true
.endif

maninstall: afterinstall
afterinstall: realinstall
realinstall: beforeinstall
.endif

.if !target(lint)
lint: ${SRCS}
.if defined(PROG)
	@${LINT} ${LINTFLAGS} ${CFLAGS} ${.ALLSRC} | more 2>&1
.endif
.endif

.if !defined(NOMAN)
.include <bsd.man.mk>
.endif

.include <bsd.obj.mk>
.include <bsd.dep.mk>
.include <bsd.subdir.mk>