1# $NetBSD: Makefile.image,v 1.44 2024/05/17 21:31:10 christos 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# IMAGEPREBUILD additional operations to run pre image creation 17# IMAGEPOSTBUILD operation to run on ${IMAGE} ${.TARGET} after its built 18# (if this returns non zero, ${.TARGET} is removed) 19# IMAGERUNTIME files/directories to copy from $DESTDIR onto the image 20# IMAGESPECEXTRA files/directories to add to the spec 21# CRUNCHBIN name of crunchgen(1)ed binary 22# DESTDIR destination directory 23# MAKEFS_FLAGS extra options to ${TOOL_MAKEFS} 24# PARSELISTENV environment variables to set for parselist.awk 25# WORKDIR directory to build image in to 26# IMAGETAR tar.gz file to create containing ${IMAGE}'s contents 27# 28# IMAGE_RELEASEDIR where to install ${IMAGE}.gz 29# IMAGETAR_RELEASEDIR where to install ${IMAGETAR} 30# 31 32.if !defined(_MAKEFILE_IMAGE_) 33_MAKEFILE_IMAGE_=1 34 35 36WORKDIR?= work 37WORKSPEC?= work.spec 38WORKBUILT?= work.built 39CUROBJDIR!= cd ${.CURDIR} && ${PRINTOBJDIR} 40 41.include "${DISTRIBDIR}/common/Makefile.parselist" 42 43PARSELISTENV+= TARGETDIR=${.OBJDIR}/${WORKDIR:Q} 44 45.if ${MKREPRO_TIMESTAMP:Uno} != "no" 46MAKEFS_TIMESTAMP=-T "${MKREPRO_TIMESTAMP}" 47PAX_TIMESTAMP=--timestamp "${MKREPRO_TIMESTAMP}" 48GZIP_N_FLAG=-n 49.endif 50MAKESPEC= ${HOST_SH} ${NETBSDSRCDIR}/etc/makespec 51 52.if ${MAKEVERBOSE} >= 2 53PAX_v?= -v 54.else 55PAX_v?= 56.endif 57 58 59GZIP_FLAGS= -9 ${GZIP_N_FLAG} 60 61.if !target(${WORKBUILT}) # { 62${WORKBUILT}: ${IMAGEDEPENDS} ${WORKSPEC} ${PARSELISTDEP} ${LISTS} 63# There is a .PHONY ${CRUNCHBIN}, so check if out of date by hand 64# Default to `.' if ${CRUNCHBIN} isn't set, to always force a rebuild. 65 [ "${.OODATE}" = ${CRUNCHBIN:U.} -a -f ${WORKBUILT} -a ${WORKBUILT} -nt ${CRUNCHBIN:U.} ] || { \ 66 ${_MKSHMSG} " build " ${.CURDIR:T}/${WORKDIR}; \ 67 rm -rf ${WORKDIR} ${WORKBUILT}; \ 68 mkdir -m 755 ${WORKDIR} && \ 69 ${TOOL_MTREE} -def ${WORKSPEC} -p ${WORKDIR}/ -UW && \ 70 ${PARSELIST} -v mode=populate ${LISTS} | \ 71 ${HOST_SH} -e ${POPULATE_DEBUG} \ 72 && touch ${WORKBUILT} ; \ 73 } 74 75CLEANFILES+= ${WORKBUILT} 76 77clean cleandir distclean: cleanfsimage 78 79.PHONY: cleanfsimage 80 81cleanfsimage: 82 -rm -rf ${WORKDIR} ${WORKBUILT} 83 84.endif # ! target (${WORKBUILT}) # } 85 86.if !target(${WORKSPEC}) # { 87${WORKSPEC}: ${MTREECONF} ${LISTS} ${PARSELISTDEP} 88 ${_MKTARGET_CREATE} 89 -rm -f ${.TARGET} ${.TARGET}.tmp 90 ( for i in ${MTREECONF}; do \ 91 echo "# --" ; \ 92 echo "# entries from: $$i" ; \ 93 echo "#" ; \ 94 cat $$i ; \ 95 echo "/unset all" ; \ 96 done ) >> ${.TARGET}.tmp 97 ${PARSELIST} -v mode=mtree ${LISTS} >> ${.TARGET}.tmp \ 98 && mv ${.TARGET}.tmp ${.TARGET} 99 100CLEANFILES+= ${WORKSPEC} ${WORKSPEC}.tmp 101.endif # ! target (${WORKSPEC}) # } 102 103.if defined(IMAGE) # { 104IMGMAKEFSOPTIONS?= -o bsize=4096,fsize=512 105${IMAGE}: ${WORKBUILT} 106.if defined(IMAGEPREBUILD) 107 ${IMAGEPREBUILD} 108.endif 109 if [ "X${IMAGERUNTIME}" != "X" ]; then \ 110 release_destdir=${CUROBJDIR}/${WORKDIR}; \ 111 cd ${DESTDIR}; \ 112 for imge in ${IMAGERUNTIME}; \ 113 do \ 114 ${TOOL_PAX} ${PAX_TIMESTAMP} -rw -pp ${PAX_v} \ 115 $${imge} $$release_destdir; \ 116 done; \ 117 cd "${CUROBJDIR}"; \ 118 fi 119 for i in ${IMAGESPECEXTRA}; do \ 120 if [ -n "$$i" ] && [ -e ${WORKDIR}/$$i ]; then \ 121 ${MAKESPEC} -d ${WORKDIR} $$i >> ${WORKSPEC}; \ 122 fi; \ 123 done 124 [ "${.OODATE}" = ${WORKBUILT} -a -f ${IMAGE} -a ! ${IMAGE} -ot ${WORKBUILT} ] || { \ 125 ${_MKSHMSG_CREATE} ${.CURDIR:T}/${.TARGET}; \ 126 rm -f ${.TARGET} ${.TARGET}.tmp; \ 127 ${TOOL_MAKEFS} -t ffs -B ${IMAGEENDIAN} -s ${IMAGESIZE} -F ${WORKSPEC} \ 128 -xx ${MAKEFS_TIMESTAMP} -N ${NETBSDSRCDIR}/etc ${IMGMAKEFSOPTIONS} \ 129 -o optimization=space,minfree=0 \ 130 ${MAKEFS_FLAGS} ${.TARGET}.tmp ${WORKDIR} \ 131 && mv -f ${.TARGET}.tmp ${.TARGET}; \ 132 } 133.if defined(IMAGEPOSTBUILD) 134 ${IMAGEPOSTBUILD} || { rm -f ${.TARGET} ; false; } 135.endif 136 137.PHONY: fsimage 138fsimage: ${IMAGE} 139 140${IMAGE}.gz: ${IMAGE} 141 ${_MKTARGET_CREATE} 142 -rm -f ${.TARGET} 143 ${TOOL_GZIP} ${GZIP_FLAGS} -c ${.ALLSRC} > ${.TARGET} 144 145realall: ${IMAGE} 146 147.if defined(IMAGE_RELEASEDIR) 148release:: check_RELEASEDIR .WAIT ${IMAGE}.gz 149 ${RELEASE_INSTALL} ${IMAGE}.gz \ 150 ${RELEASEDIR}/${RELEASEMACHINEDIR}/${IMAGE_RELEASEDIR} 151.endif 152 153CLEANFILES+= ${IMAGE} ${IMAGE}.gz ${IMAGE}.tmp 154.endif # ! defined(IMAGE) # } 155 156 157.if defined(IMAGETAR) # { 158${IMAGETAR}: ${WORKBUILT} ${WORKSPEC} ${IMAGEDEPENDS} 159 ${_MKTARGET_CREATE} 160 ( cd ${WORKDIR}; \ 161 GZIP=${GZIP_FLAGS:Q} \ 162 ${TOOL_PAX} ${PAX_TIMESTAMP} --use-compress-program=${TOOL_GZIP:Q} \ 163 -ON ${NETBSDSRCDIR}/etc -wdM <${.OBJDIR}/${WORKSPEC} \ 164 ) > ${.TARGET}.tmp \ 165 && mv ${.TARGET}.tmp ${.TARGET} 166 167realall: ${IMAGETAR} 168 169CLEANFILES+= ${IMAGETAR} ${IMAGETAR}.tmp 170 171.if defined(IMAGETAR_RELEASEDIR) 172release:: check_RELEASEDIR .WAIT ${IMAGETAR} 173 ${RELEASE_INSTALL} ${IMAGETAR} \ 174 ${RELEASEDIR}/${RELEASEMACHINEDIR}/${IMAGETAR_RELEASEDIR} 175.endif 176 177.endif # ! defined(IMAGETAR) # } 178 179 180.endif # _MAKEFILE_IMAGE_ 181