distrib/common/Makefile.image

   1 #       $NetBSD: Makefile.image,v 1.31 2009/04/03 22:36:35 perry Exp $
   2 #
   3 # Makefile snippet to build a tree from the provided lists,
   4 # and make an ffs file system image from that tree
   5 #
   6 # Required variables:
   7 #       NETBSDSRCDIR    top level of src tree (set by <bsd.own.mk>)
   8 #       LISTS           list file(s) to use
   9 #       IMAGEDEPENDS    depends for ${IMAGE}
  10 #       IMAGEENDIAN     endianness of ${IMAGE}
  11 #       IMAGESIZE       size of ${IMAGE}
  12 #       MTREECONF       mtree specfiles to use to build a master specfile
  13 #
  14 # Optional variables:
  15 #       IMAGE           name of target image
  16 #       IMAGEPOSTBUILD  operation to run on ${IMAGE} ${.TARGET} after its built
  17 #                       (if this returns non zero, ${.TARGET} is removed)
  18 #       CRUNCHBIN       name of crunchgen(1)ed binary
  19 #       DESTDIR         destination directory
  20 #       MAKEFS_FLAGS    extra options to ${TOOL_MAKEFS}
  21 #       PARSELISTENV    environment variables to set for parselist.awk
  22 #       WORKDIR         directory to build image in to
  23 #       IMAGETAR        tar.gz file to create containing ${IMAGE}'s contents
  24 #
  25 #       IMAGE_RELEASEDIR        where to install ${IMAGE}.gz
  26 #       IMAGETAR_RELEASEDIR     where to install ${IMAGETAR}
  27 #
  28
  29 .if !defined(_MAKEFILE_IMAGE_)
  30 _MAKEFILE_IMAGE_=1
  31
  32
  33 WORKDIR?=       work
  34 WORKSPEC?=      work.spec
  35 WORKBUILT?=     work.built
  36
  37 .include "${DISTRIBDIR}/common/Makefile.parselist"
  38
  39 PARSELISTENV+=  TARGETDIR=${.OBJDIR}/${WORKDIR:Q}
  40
  41
  42 .if !target(${WORKBUILT})                                       # {
  43 ${WORKBUILT}: ${IMAGEDEPENDS} ${WORKSPEC} ${PARSELISTDEP} ${LISTS}
  44 #       There is a .PHONY ${CRUNCHBIN}, so check if out of date by hand
  45 #       Default to `.' if ${CRUNCHBIN} isn't set, to always force a rebuild.
  46         [ "${.OODATE}" = ${CRUNCHBIN:U.} -a -f ${WORKBUILT} -a ${WORKBUILT} -nt ${CRUNCHBIN:U.} ]  || { \
  47         ${_MKSHMSG} "  build " ${.CURDIR:T}/${WORKDIR}; \
  48         rm -rf ${WORKDIR} ${WORKBUILT}; \
  49         mkdir -m 755 ${WORKDIR} &&  \
  50         ${TOOL_MTREE} -def ${WORKSPEC} -p ${WORKDIR}/ -UW && \
  51         ${PARSELIST} -v mode=populate ${LISTS} | \
  52         ${HOST_SH} -e ${POPULATE_DEBUG} \
  53         && touch ${WORKBUILT} ; \
  54         }
  55
  56 CLEANFILES+=    ${WORKBUILT}
  57
  58 clean cleandir distclean: cleanfsimage
  59
  60 .PHONY: cleanfsimage
  61
  62 cleanfsimage:
  63         -rm -rf ${WORKDIR} ${WORKBUILT}
  64
  65 .endif  # ! target (${WORKBUILT})                               # }
  66
  67 .if !target(${WORKSPEC})                                        # {
  68 ${WORKSPEC}: ${MTREECONF} ${LISTS} ${PARSELISTDEP}
  69         ${_MKTARGET_CREATE}
  70         -rm -f ${.TARGET} ${.TARGET}.tmp
  71         ( for i in ${MTREECONF}; do     \
  72                 echo "# --" ; \
  73                 echo "# entries from: $$i" ; \
  74                 echo "#" ; \
  75                 cat $$i ;               \
  76                 echo "/unset all" ;     \
  77         done ) >> ${.TARGET}.tmp
  78         ${PARSELIST} -v mode=mtree ${LISTS} >> ${.TARGET}.tmp \
  79         && mv ${.TARGET}.tmp ${.TARGET}
  80
  81 CLEANFILES+=    ${WORKSPEC} ${WORKSPEC}.tmp
  82 .endif  # ! target (${WORKSPEC})                                # }
  83
  84 .if defined(IMAGE)                                              # {
  85 ${IMAGE}: ${WORKBUILT}
  86         [ "${.OODATE}" = ${WORKBUILT} -a -f ${IMAGE} -a ! ${IMAGE} -ot ${WORKBUILT} ]  || { \
  87         ${_MKSHMSG_CREATE} ${.CURDIR:T}/${.TARGET}; \
  88         rm -f ${.TARGET} ${.TARGET}.tmp; \
  89         ${TOOL_MAKEFS} -t ffs -B ${IMAGEENDIAN} -s ${IMAGESIZE} -F ${WORKSPEC} \
  90             -N ${NETBSDSRCDIR}/etc -o bsize=4096,fsize=512 \
  91             -o optimization=space,minfree=0 \
  92             ${MAKEFS_FLAGS} ${.TARGET}.tmp ${WORKDIR} \
  93         && mv -f ${.TARGET}.tmp ${.TARGET}; \
  94         }
  95 .if defined(IMAGEPOSTBUILD)
  96         ${IMAGEPOSTBUILD} || { rm -f ${.TARGET} ; false; }
  97 .endif
  98
  99 .PHONY: fsimage
 100 fsimage: ${IMAGE}
 101
 102 ${IMAGE}.gz: ${IMAGE}
 103         ${_MKTARGET_CREATE}
 104         -rm -f ${.TARGET}
 105         gzip -9nc ${.ALLSRC} > ${.TARGET}
 106
 107 realall: ${IMAGE}
 108
 109 .if defined(IMAGE_RELEASEDIR)
 110 release:: check_RELEASEDIR .WAIT ${IMAGE}.gz
 111         ${RELEASE_INSTALL} ${IMAGE}.gz \
 112             ${RELEASEDIR}/${RELEASEMACHINEDIR}/${IMAGE_RELEASEDIR}
 113 .endif
 114
 115 CLEANFILES+=    ${IMAGE} ${IMAGE}.gz ${IMAGE}.tmp
 116 .endif  # ! defined(IMAGE)                                      # }
 117
 118
 119 .if defined(IMAGETAR)                                           # {
 120 ${IMAGETAR}: ${WORKBUILT} ${WORKSPEC} ${IMAGEDEPENDS}
 121         ${_MKTARGET_CREATE}
 122         ( cd ${WORKDIR}; \
 123           GZIP=-9n ${TOOL_PAX} -ON ${NETBSDSRCDIR}/etc -wdzM <${.OBJDIR}/${WORKSPEC} \
 124         ) > ${.TARGET}.tmp \
 125         && mv ${.TARGET}.tmp ${.TARGET}
 126
 127 realall: ${IMAGETAR}
 128
 129 CLEANFILES+=    ${IMAGETAR} ${IMAGETAR}.tmp
 130
 131 .if defined(IMAGETAR_RELEASEDIR)
 132 release:: check_RELEASEDIR .WAIT ${IMAGETAR}
 133         ${RELEASE_INSTALL} ${IMAGETAR} \
 134             ${RELEASEDIR}/${RELEASEMACHINEDIR}/${IMAGETAR_RELEASEDIR}
 135 .endif
 136
 137 .endif  # ! defined(IMAGETAR)                                   # }
 138
 139
 140 .endif  # _MAKEFILE_IMAGE_