share/mk/subdir.mk

   1 #       $Id: subdir.mk,v 1.16 2017/02/08 22:16:59 sjg Exp $
   2 #       skip missing directories...
   3
   4 #       $NetBSD: bsd.subdir.mk,v 1.11 1996/04/04 02:05:06 jtc Exp $
   5 #       @(#)bsd.subdir.mk       5.9 (Berkeley) 2/1/91
   6
   7 .if ${.MAKE.LEVEL} == 0 && ${.MAKE.MODE:Uno:Mmeta*} != ""
   8 .include <meta.subdir.mk>
   9 # keep everyone happy
  10 _SUBDIRUSE:
  11 .elif !commands(_SUBDIRUSE) && !defined(NO_SUBDIR) && !defined(NOSUBDIR)
  12 .-include <${.CURDIR}/Makefile.inc>
  13 .if !target(.MAIN)
  14 .MAIN: all
  15 .endif
  16
  17 ECHO_DIR ?= echo
  18 .ifdef SUBDIR_MUST_EXIST
  19 MISSING_DIR=echo "Missing ===> ${.CURDIR}/$${entry}"; exit 1
  20 .else
  21 MISSING_DIR=echo "Skipping ===> ${.CURDIR}/$${entry}"; continue
  22 .endif
  23
  24 _SUBDIRUSE: .USE
  25 .if defined(SUBDIR)
  26         @Exists() { test -f $$1; }; \
  27         for entry in ${SUBDIR}; do \
  28                 (set -e; \
  29                 if Exists ${.CURDIR}/$${entry}.${MACHINE}/[mM]akefile; then \
  30                         _newdir_="$${entry}.${MACHINE}"; \
  31                 elif  Exists ${.CURDIR}/$${entry}/[mM]akefile; then \
  32                         _newdir_="$${entry}"; \
  33                 else \
  34                         ${MISSING_DIR}; \
  35                 fi; \
  36                 if test X"${_THISDIR_}" = X""; then \
  37                         _nextdir_="$${_newdir_}"; \
  38                 else \
  39                         _nextdir_="$${_THISDIR_}/$${_newdir_}"; \
  40                 fi; \
  41                 ${ECHO_DIR} "===> $${_nextdir_}"; \
  42                 cd ${.CURDIR}/$${_newdir_}; \
  43                 ${.MAKE} _THISDIR_="$${_nextdir_}" \
  44                     ${.TARGET:S/realinstall/install/:S/.depend/depend/}) || exit 1; \
  45         done
  46 .endif
  47
  48 .if !target(install)
  49 .if !target(beforeinstall)
  50 beforeinstall:
  51 .endif
  52 .if !target(afterinstall)
  53 afterinstall:
  54 .endif
  55 install: maninstall
  56 maninstall: afterinstall
  57 afterinstall: realinstall
  58 realinstall: beforeinstall _SUBDIRUSE
  59 .endif
  60
  61 .if defined(SRCS)
  62 etags: ${SRCS}
  63         -cd ${.CURDIR}; etags `echo ${.ALLSRC:N*.h} | sed 's;${.CURDIR}/;;'`
  64 .endif
  65
  66 SUBDIR_TARGETS += \
  67         all \
  68         clean \
  69         cleandir \
  70         includes \
  71         depend \
  72         lint \
  73         obj \
  74         tags \
  75         etags
  76
  77 # this parallelizes, unlike _SUBDIRUSE, but is only in effect if the
  78 # SUBDIR_TARGETS target (eg. "all") has not been defined before (eg. in
  79 # prog.mk)
  80 .for t in ${SUBDIR_TARGETS:O:u}
  81 .if !target($t) && make($t)
  82 $t: ${SUBDIR}
  83 .for sd in ${SUBDIR}
  84 ${sd}::
  85         @set -e; _r=${.CURDIR}/; \
  86         if test -z "${sd:M/*}"; then \
  87                 if test -d ${.CURDIR}/${sd}.${MACHINE}; then \
  88                         _newdir_=${sd}.${MACHINE}; \
  89                 else \
  90                         _newdir_=${sd}; \
  91                 fi; \
  92         else \
  93                 _r= _newdir_=${sd}; \
  94         fi; \
  95         ${ECHO_DIR} "===> $${_newdir_}"; \
  96         cd $${_r}$${_newdir_}; \
  97         ${.MAKE} _THISDIR_="$${_newdir_}" ${t:S/realinstall/install/:S/.depend/depend/}
  98 .endfor
  99 .endif
 100 .endfor
 101
 102 .include <own.mk>
 103 .endif
 104 # make sure this exists
 105 all: