NetBSD/share/mk/bsd.subdir.mk

47 lines
989 B
Makefile

# $NetBSD: bsd.subdir.mk,v 1.49 2008/10/25 14:58:00 apb Exp $
# @(#)bsd.subdir.mk 8.1 (Berkeley) 6/8/93
.include <bsd.init.mk>
.if !defined(NOSUBDIR) # {
.for dir in ${SUBDIR}
.if exists(${dir}.${MACHINE})
__REALSUBDIR+=${dir}.${MACHINE}
.else
__REALSUBDIR+=${dir}
.endif
.endfor
__recurse: .USE
@${MAKEDIRTARGET} ${.TARGET:C/^[^-]*-//} ${.TARGET:C/-.*$//}
.if make(cleandir)
__RECURSETARG= ${TARGETS:Nclean}
clean:
.else
__RECURSETARG= ${TARGETS}
.endif
# for obscure reasons, we can't do a simple .if ${dir} == ".WAIT"
# but have to assign to __TARGDIR first.
.for targ in ${__RECURSETARG}
.for dir in ${__REALSUBDIR}
__TARGDIR := ${dir}
.if ${__TARGDIR} == ".WAIT"
SUBDIR_${targ} += .WAIT
.elif !commands(${targ}-${dir})
${targ}-${dir}: .PHONY .MAKE __recurse
SUBDIR_${targ} += ${targ}-${dir}
.endif
.endfor
.if defined(__REALSUBDIR)
subdir-${targ}: .PHONY ${SUBDIR_${targ}}
${targ}: subdir-${targ}
.endif
.endfor
.endif # ! NOSUBDIR # }
${TARGETS}: # ensure existence