share/mk/bsd.subdir.mk

   1 #       $NetBSD: bsd.subdir.mk,v 1.50 2009/11/29 16:00:00 uebayasi Exp $
   2 #       @(#)bsd.subdir.mk       8.1 (Berkeley) 6/8/93
   3
   4 .include <bsd.init.mk>
   5
   6 # MINIX: cleandepend works for SUBDIRs
   7 TARGETS+= cleandepend
   8 .PHONY: cleandepend
   9 .NOTMAIN: cleandepend
  10
  11 .if !defined(NOSUBDIR)                                  # {
  12
  13 .for dir in ${SUBDIR}
  14 .if exists(${dir}.${MACHINE})
  15 __REALSUBDIR+=${dir}.${MACHINE}
  16 .else
  17 __REALSUBDIR+=${dir}
  18 .endif
  19 .endfor
  20
  21 __recurse: .USE
  22         @${MAKEDIRTARGET} ${.TARGET:C/^[^-]*-//} ${.TARGET:C/-.*$//}
  23
  24 .if make(cleandir)
  25 __RECURSETARG=  ${TARGETS:Nclean}
  26 clean:
  27 .else
  28 __RECURSETARG=  ${TARGETS}
  29 .endif
  30
  31 # for obscure reasons, we can't do a simple .if ${dir} == ".WAIT"
  32 # but have to assign to __TARGDIR first.
  33 .for targ in ${__RECURSETARG}
  34 .for dir in ${__REALSUBDIR}
  35 __TARGDIR := ${dir}
  36 .if ${__TARGDIR} == ".WAIT"
  37 SUBDIR_${targ} += .WAIT
  38 .elif !commands(${targ}-${dir})
  39 ${targ}-${dir}: .PHONY .MAKE __recurse
  40 SUBDIR_${targ} += ${targ}-${dir}
  41 .endif
  42 .endfor
  43 subdir-${targ}: .PHONY ${SUBDIR_${targ}}
  44 ${targ}: subdir-${targ}
  45 .endfor
  46
  47 .endif  # ! NOSUBDIR                                    # }
  48
  49 ${TARGETS}:     # ensure existence