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_="$${_nextdir_}" \
  44                     ${.TARGET:S/realinstall/install/:S/.depend/depend/}) || exit 1; \
  45         done
  46
  47 ${SUBDIR}::
  48         @set -e; _r=${.CURDIR}/; \
  49         if test -z "${.TARGET:M/*}"; then \
  50                 if test -d ${.CURDIR}/${.TARGET}.${MACHINE}; then \
  51                         _newdir_=${.TARGET}.${MACHINE}; \
  52                 else \
  53                         _newdir_=${.TARGET}; \
  54                 fi; \
  55         else \
  56                 _r= _newdir_=${.TARGET}; \
  57         fi; \
  58         ${ECHO_DIR} "===> $${_newdir_}"; \
  59         cd $${_r}$${_newdir_}; \
  60         ${.MAKE} _THISDIR_="$${_newdir_}" all
  61 .endif
  62
  63 .if !target(install)
  64 .if !target(beforeinstall)
  65 beforeinstall:
  66 .endif
  67 .if !target(afterinstall)
  68 afterinstall:
  69 .endif
  70 install: maninstall
  71 maninstall: afterinstall
  72 afterinstall: realinstall
  73 realinstall: beforeinstall _SUBDIRUSE
  74 .endif
  75
  76 .if defined(SRCS)
  77 etags: ${SRCS}
  78         -cd ${.CURDIR}; etags `echo ${.ALLSRC:N*.h} | sed 's;${.CURDIR}/;;'`
  79 .endif
  80
  81 SUBDIR_TARGETS += \
  82         all \
  83         clean \
  84         cleandir \
  85         includes \
  86         depend \
  87         lint \
  88         obj \
  89         tags \
  90         etags
  91
  92 .for t in ${SUBDIR_TARGETS:O:u}
  93 .if !target($t)
  94 $t: _SUBDIRUSE
  95 .endif
  96 .endfor
  97
  98 .include <own.mk>
  99 .endif
 100 # make sure this exists
 101 all: