xref: /minix/share/mk/bsd.subdir.mk (revision 00b67f09)
1#	$NetBSD: bsd.subdir.mk,v 1.52 2010/05/26 00:48:15 uwe Exp $
2#	@(#)bsd.subdir.mk	8.1 (Berkeley) 6/8/93
3
4.include <bsd.init.mk>
5
6.if !defined(NOSUBDIR)					# {
7
8.for dir in ${SUBDIR}
9.if "${dir}" == ".WAIT"
10# Don't play with .WAIT
11__REALSUBDIR+=${dir}
12.else
13.if "${dir:H}" != ""
14# It is a relative path; make it absolute so exists can't search the path.
15.if exists(${.CURDIR}/${dir}.${MACHINE})
16__REALSUBDIR+=${dir}.${MACHINE}
17.else
18__REALSUBDIR+=${dir}
19.endif
20.else
21# It is an absolute path; leave it alone
22.if exists(${dir}.${MACHINE})
23__REALSUBDIR+=${dir}.${MACHINE}
24.else
25__REALSUBDIR+=${dir}
26.endif
27.endif
28.endif
29.endfor
30
31__recurse: .USE
32	@${MAKEDIRTARGET} ${.TARGET:C/^[^-]*-//} ${.TARGET:C/-.*$//}
33
34.if make(cleandir)
35__RECURSETARG=	${TARGETS:Nclean}
36clean:
37.else
38__RECURSETARG=	${TARGETS}
39.endif
40
41# for obscure reasons, we can't do a simple .if ${dir} == ".WAIT"
42# but have to assign to __TARGDIR first.
43.for targ in ${__RECURSETARG}
44.for dir in ${__REALSUBDIR}
45__TARGDIR := ${dir}
46.if ${__TARGDIR} == ".WAIT"
47SUBDIR_${targ} += .WAIT
48.elif !commands(${targ}-${dir})
49${targ}-${dir}: .PHONY .MAKE __recurse
50SUBDIR_${targ} += ${targ}-${dir}
51.endif
52.endfor
53subdir-${targ}: .PHONY ${SUBDIR_${targ}}
54${targ}: subdir-${targ}
55.endfor
56
57.endif	# ! NOSUBDIR					# }
58
59${TARGETS}:	# ensure existence
60