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    Annotation of /branches/R11-unstable/include/kernel.sminc

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    Revision 22123 - (hide annotations) (download)
    Fri Sep 5 06:47:42 2014 UTC (9 years, 8 months ago) by niro
    Original Path: trunk/include/kernel.sminc
    File size: 14711 byte(s) 
    -added missing grubby dep
    1 niro 9311 # kernel global smage functions
    2     # $Id$
    3    
    4     # needed extra vars:
    5 niro 11369 # ${KERNEL_TYPE}: needed, 'sources', 'headers' or 'image'
    6     # ${BRANCH}: needed, style branch of the kernel
    7     # ${KERNEL_CONFIG}: optional, needed if you want to override the default
    8     # searchpath ${SOURCEDIR}/${PNAME}/config-${PVER}-${BRANCH}-${PBUILD}
    9 niro 9311 #
    10 niro 11369 # ${PSUBVER}: optional, only needed for 2.6.x.x naming scheme
    11     # ${EXTRAVERSION}: optinal, extra version for the kernel name
    12     # default setting is ${PSUBVER}-${BRANCH}-${PBUILD}
    13     # ${KERNEL_IMAGE_PATH}: override the default KERNEL_IMAGE_PATH (to build xen images for e.g.)
    14     # ${COMPRESS_MODULES}: compresses the kernel modules with given compressor (gzip|bzip2|xz)
    15     # ${LINUX_FIRMWARE}: remove included firmware bits if requested
    16     # set the version here like USE_LINUX_FIRMARE="20110605"
    17     # version "internal" keeps the bits too
    18     #
    19 niro 18719 # ${INCLUDE_KERNELVERSION_FILE}: creates a /boot/kernelversion file (deprecated)
    20 niro 18720 # ${USE_KERNEL_SYMLINKS}: creates symlinks to unversioned kernel image files
    21     # - kernel-x.x.x.x -> /boot/vmlinuz
    22     # - initrd-x.x.x.x -> /boot/initrd
    23     # - config-x.x.x.x -> /boot/config
    24     # - System.map-x.x.x.x -> /boot/System.map
    25 niro 9311
    26     sminclude mtools
    27    
    28     # remove me when all distris support this:
    29     if [[ ${USE_KERNEL_ARCH_EXTENSION} = true ]]
    30     then
    31     KERNEL_ARCH_EXTENSION="-${ARCH}"
    32     else
    33     KERNEL_ARCH_EXTENSION=""
    34     fi
    35    
    36 niro 9466 if [[ ! -z ${COMPRESS_MODULES} ]]
    37     then
    38     case ${COMPRESS_MODULES} in
    39     gzip)
    40     COMPRESS_MODULES_CMD="gzip -9v"
    41     SDEPEND="${SDEPEND}
    42     >= app-arch/gzip-1.4"
    43     ;;
    44     bzip2)
    45     COMPRESS_MODULES_CMD="bzip2 -9v"
    46     SDEPEND="${SDEPEND}
    47     >= app-arch/bzip2-1.0.6"
    48     ;;
    49     xz)
    50     COMPRESS_MODULES_CMD="xz -9v"
    51     SDEPEND="${SDEPEND}
    52     >= app-arch/xz-5"
    53     ;;
    54     none)
    55     echo "Disabled compressed kernel-modules!"
    56     COMPRESS_MODULES_CMD=""
    57     ;;
    58     *) die "Unkown compression format '${COMPRESS_MODULES}'" ;;
    59     esac
    60     fi
    61    
    62 niro 9311 # some sane defaults
    63 niro 9863 : ${PCAT="sys-kernel"}
    64 niro 9311 : ${HOMEPAGE="http://magellan-linux.de/"}
    65 niro 9743 : ${TARBALLPVER="${PVER}"}
    66 niro 20887 : ${SRCFILE="linux-${TARBALLPVER}.tar.xz"}
    67 niro 9311 : ${SRCDIR="${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}"}
    68    
    69 niro 9740 if [[ -z ${SRC_URI[*]} ]]
    70     then
    71     SRC_URI=(
    72     http://www.kernel.org/pub/linux/kernel/v$(echo ${PVER} | cut -d. -f1).x/${SRCFILE}
    73     http://ftp.uni-erlangen.de/pub/Linux/MIRROR.kernel/v$(echo ${PVER} | cut -d. -f1).x/${SRCFILE}
    74     mirror://kernel-${BRANCH}/${SRCFILE}
    75     )
    76     case ${KERNEL_TYPE} in
    77     image|sources)
    78     SRC_URI=(
    79     ${SRC_URI[*]}
    80     mirror://kernel-${BRANCH}/config-${PVER}-${BRANCH}-${PBUILD}-i686
    81     mirror://kernel-${BRANCH}/config-${PVER}-${BRANCH}-${PBUILD}-x86_64
    82     )
    83     ;;
    84     esac
    85     fi
    86 niro 9311
    87 niro 20887 case ${PNAME} in
    88     *-lts) _upparam="longterm" ;;
    89     *) _upparam="stable" ;;
    90     esac
    91    
    92     UP2DATE="updatecmd http://www.kernel.org/ | grep -A1 -i '${_upparam}:' | sed 's/.*:\ \([0-9]\.[0-9].*\)\ [0-9].*/\1/;q'"
    93    
    94 niro 9311 case ${KERNEL_TYPE} in
    95     image)
    96     : ${PROVIDE="virtual/kernel"}
    97 niro 10194 : ${DEPEND=">= virtual/module-tools
    98 niro 9311 >= sys-fs/udev-115
    99 niro 22123 >= sys-apps/grubby-8.29-r1
    100 niro 10194 >= virtual/initramfs-tools
    101 niro 9311 >= virtual/initscripts"}
    102 niro 11369 if [[ ! -z ${LINUX_FIRMWARE} ]] && [[ ${LINUX_FIRMWARE} != internal ]]
    103     then
    104     DEPEND="${DEPEND}
    105     >= sys-kernel/linux-firmware-${LINUX_FIRMWARE}"
    106     fi
    107 niro 18718 SDEPEND="${SDEPEND}
    108     >= sys-dev/bc-1.06"
    109 niro 9745 : ${DESCRIPTION="Kernel image of the '${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}' kernel branch."}
    110 niro 9311 ;;
    111    
    112     sources)
    113     : ${PROVIDE="virtual/kernel-sources"}
    114 niro 9745 : ${DESCRIPTION="Kernel sources of the '${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}' kernel branch."}
    115 niro 9311 ;;
    116    
    117     headers)
    118     : ${PROVIDE="virtual/kernel-headers"}
    119     : ${DESCRIPTION="Sanitized kernel headers for libc."}
    120     ;;
    121     esac
    122    
    123     EXTRAVERSION="${PSUBVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}"
    124     KERNEL_CONFIG="${SOURCEDIR}/${PNAME}/config-${PVER}-${BRANCH}-${PBUILD}-${ARCH}"
    125    
    126     # special vars for mage file only
    127     KPVER="${PVER}"
    128     KPBUILD="${PBUILD}"
    129     KBRANCH="${BRANCH}"
    130 niro 18720 SPECIAL_VARS="${SPECIAL_VARS} KPVER KPBUILD KBRANCH USE_KERNEL_SYMLINKS"
    131 niro 9311
    132 niro 18717 # dummy function to apply kernel patches
    133     kernel_apply_patches()
    134     {
    135     return 0
    136     }
    137    
    138 niro 9311 kernel_src_prepare()
    139     {
    140     munpack ${SRCFILE} || die
    141 niro 9743 mv ${BUILDDIR}/linux-${TARBALLPVER} ${SRCDIR} || die
    142 niro 9311
    143     # fix permissions
    144     chown -R 0:0 ${SRCDIR} || die
    145     chmod -R a+r-w+X,u+w ${SRCDIR} || die
    146    
    147     cd ${SRCDIR}
    148 niro 18717 kernel_apply_patches || die
    149 niro 9311
    150     # fixes INSTALL_PATH to /boot and EXTRAVERSION
    151     sed -i -e 's:#export\tINSTALL_PATH:export\tINSTALL_PATH:' \
    152     -e "s:^\(EXTRAVERSION =\).*:\1 ${EXTRAVERSION}:" Makefile || die
    153 niro 9463
    154     # fix sublevel version with 3.x kernels and higher
    155     local kver=$(echo ${PVER} | sed "s:\.::g")
    156     if [[ ${PVER%%.*} -gt 2 ]]
    157     then
    158     local sublevel="$(echo ${PVER} | cut -d. -f3)"
    159 niro 13438 sed -i "s:^\(SUBLEVEL =\).*:\1 ${sublevel}:" Makefile || die
    160 niro 9463 fi
    161 niro 9311 }
    162    
    163     kernel_src_compile()
    164     {
    165     cd ${SRCDIR}
    166    
    167     make mrproper || die
    168    
    169     if [[ ${KERNEL_TYPE} = sources ]] || [[ ${KERNEL_TYPE} = image ]]
    170     then
    171     # inject our kernel config
    172     cp ${KERNEL_CONFIG} ${SRCDIR}/.config || die
    173     make ARCH=${ARCH/i*86/x86} oldconfig || die
    174     fi
    175    
    176     case ${KERNEL_TYPE} in
    177     image)
    178     mmake ARCH=${ARCH/i*86/x86} || die
    179     ;;
    180    
    181     headers)
    182     make ARCH=${ARCH/i*86/x86} headers_check || die
    183     ;;
    184    
    185     sources)
    186     make clean || die
    187    
    188     # needed to compile other programs like iptables
    189     make ARCH=${ARCH/i*86/x86} prepare || die
    190     # needed to cover >=2.6.14 builds
    191     # but deprecated with >=2.6.21, prepare cover all targets there
    192     local kver=$(echo ${PVER} | sed "s:\.::g")
    193     # honor >=3.0.x; add one zero
    194     if [[ ${PVER%%.*} -gt 2 ]]
    195     then
    196     kver="${kver}0"
    197     fi
    198     if [[ ${kver} < 2621 ]]
    199     then
    200     make ARCH=${ARCH/i*86/x86} prepare-all || die
    201     fi
    202     make ARCH=${ARCH/i*86/x86} scripts || die
    203    
    204     # at least alsa-drivers needs this one ...
    205     touch include/linux/autoconf.h || die
    206 niro 20887
    207     # compat symlink for 3.7.x new version.h location until everything is fixed
    208 niro 9311 ;;
    209     esac
    210     }
    211    
    212     kernel_image_src_install()
    213     {
    214     cd ${SRCDIR}
    215    
    216     # needed directories
    217     minstalldir /boot || die
    218    
    219     # install modules
    220 niro 12741 make ARCH=${ARCH/i*86/x86} INSTALL_MOD_PATH=${BINDIR}/usr modules_install || die
    221 niro 9311
    222     # install kernelimage
    223     if [[ -z ${KERNEL_IMAGE_PATH} ]]
    224     then
    225     local my_arch="${ARCH}"
    226     [[ ${my_arch} = i*86 ]] && my_arch=i386
    227     minstallfile arch/${my_arch}/boot/bzImage \
    228     /boot/kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    229     || die
    230     else
    231     minstallfile ${KERNEL_IMAGE_PATH} \
    232     /boot/kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    233     || die
    234     fi
    235    
    236     # install System.map
    237     minstallfile System.map \
    238     /boot/System.map-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    239     || die
    240    
    241     # install Module.symvers in boot and /usr/src
    242     minstallfile Module.symvers \
    243     /boot/Module.symvers-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    244     || die
    245     minstalldir /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} || die
    246     minstallfile Module.symvers \
    247     /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \
    248     || die
    249    
    250 niro 18719 if [[ ${INCLUDE_KERNELVERSION_FILE} = true ]]
    251     then
    252     MCONFIG=/boot/kernelversion
    253     # install kernel description
    254     mclearconfig || die
    255     maddconfig "KRNVER=${BRANCH}-${PVER}-${ARCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}" || die
    256     maddconfig "KRNLIB=${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}" || die
    257     maddconfig "KRNIMG=kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}" || die
    258     maddconfig "KRNINITRD=" || die
    259     fi
    260 niro 9311
    261     # install kernel-config from srcdir
    262     minstallfile .config \
    263     /boot/config-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    264     || die
    265    
    266     # fix build symlink
    267 niro 12741 if [ -L ${BINDIR}/usr/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build ]
    268 niro 9311 then
    269     echo "fixing build symlink"
    270 niro 12741 rm ${BINDIR}/usr/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build || die
    271 niro 9311 mlink /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \
    272 niro 12741 /usr/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build \
    273 niro 9311 || die
    274     fi
    275    
    276     # and fixing source symlink
    277 niro 12741 if [ -L ${BINDIR}/usr/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source ]
    278 niro 9311 then
    279     echo "fixing source symlink"
    280 niro 12741 rm ${BINDIR}/usr/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source || die
    281 niro 9311 mlink /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \
    282 niro 12741 /usr/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source \
    283 niro 9311 || die
    284     fi
    285 niro 9466
    286     # remove firmware bits if $LINUX_FIRMWARE was set
    287     if [[ ! -z ${LINUX_FIRMWARE} ]] && [[ ${LINUX_FIRMWARE} != internal ]]
    288     then
    289 niro 12741 if [[ -d ${BINDIR}/usr/lib/firmware ]]
    290 niro 9466 then
    291 niro 12741 rm -rv ${BINDIR}/usr/lib/firmware
    292 niro 9466 fi
    293     fi
    294    
    295     # compress modules if COMPRESS_MODULES_CMD was set
    296     if [[ ! -z ${COMPRESS_MODULES_CMD} ]]
    297     then
    298     # compress all kernel modules
    299     find ${BINDIR} -name \*.ko | xargs ${COMPRESS_MODULES_CMD} || die
    300     fi
    301 niro 9311 }
    302    
    303     kernel_headers_src_install()
    304     {
    305     cd ${SRCDIR}
    306     make ARCH=${ARCH/i*86/x86} INSTALL_HDR_PATH=${BINDIR}/usr headers_install || die
    307 niro 9746
    308     # clean-up unnecessary files
    309     find ${BINDIR} -name .install -or -name ..install.cmd | xargs --no-run-if-empty rm -f
    310 niro 9311 }
    311    
    312     kernel_sources_src_install()
    313     {
    314     cd ${BUILDDIR}
    315    
    316     echo "Creating linux-${PVER}-${BRANCH}-${PBUILD} sources tarball ... "
    317     tar cvjf ${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 $(basename ${SRCDIR}) || die
    318    
    319     echo "Moving linux-${PVER}-${BRANCH}-${PBUILD} tarball to \${BINDIR}/usr/src ... "
    320     minstalldir /usr/src || die
    321     mv ${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 ${BINDIR}/usr/src || die
    322     }
    323    
    324     # installs module-sources path/to/SRCDIR to MODDIR/MODNAME
    325     # kernel_external_modules_install path/to/SRCDIR DESTDIRNAME
    326     kernel_external_modules_install()
    327     {
    328     cd ${BUILDDIR}
    329    
    330     local modsrc="$1"
    331     local moddest="$2"
    332     local moddir="${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}"
    333    
    334     echo "Installing ${modsrc} to ${moddir}/${moddest} ..."
    335     install -d ${moddir} || die
    336     mv ${modsrc} ${moddir}/${moddest} || die
    337     }
    338    
    339     kernel_external_modules_tarball()
    340     {
    341     cd ${BUILDDIR}
    342    
    343     echo "Creating kernel-modules-${PVER}-${BRANCH}-${PBUILD} sources tarball ... "
    344     tar cvjf ${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 \
    345     kernel-modules-${PVER}-${BRANCH}-${PBUILD} || die
    346    
    347     echo "Moving kernel-modules-${PVER}-${BRANCH}-${PBUILD} tarball to \${BINDIR}/usr/src ... "
    348     minstalldir /usr/src || die
    349     mv ${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 ${BINDIR}/usr/src || die
    350     }
    351    
    352     kernel_src_install()
    353     {
    354     case ${KERNEL_TYPE} in
    355     image)
    356     kernel_image_src_install || die
    357     ;;
    358    
    359     headers)
    360     kernel_headers_src_install || die
    361     ;;
    362    
    363     sources)
    364     kernel_sources_src_install || die
    365     ;;
    366     esac
    367     }
    368    
    369     kernel_major_version()
    370     {
    371     local ksrc="$@"
    372     local kv
    373    
    374     if [[ -z ${ksrc} ]]
    375     then
    376     kv="$(uname -r|cut -d. -f1-2)"
    377     else
    378     local version
    379     local patchlevel
    380    
    381     # get version from makefile
    382     version=$(grep "^VERSION[[:space:]]*=[[:space:]]*[[:digit:]]" ${ksrc}/Makefile | sed "s/^.*=[[:space:]]*\([[:digit:]]\+\)/\1/g")
    383     # get patchlevel from makefile
    384     patchlevel=$(grep "^PATCHLEVEL[[:space:]]*=[[:space:]]*[[:digit:]]" ${ksrc}/Makefile | sed "s/^.*=[[:space:]]*\([[:digit:]]\+\)/\1/g")
    385     # kernelversion
    386     kv="${version}.${patchlevel}"
    387     fi
    388    
    389     echo "${kv}"
    390     }
    391    
    392     mod_suffix()
    393     {
    394     local ksrc="$@"
    395     local mod_suffix
    396     local kmv
    397    
    398     kmv=$(kernel_major_version ${ksrc})
    399     if [[ ${kmv//.} -ge 26 ]]
    400     then
    401     mod_suffix="ko"
    402     else
    403     mod_suffix="o"
    404     fi
    405    
    406     echo ${mod_suffix}
    407     }
    408    
    409     kernel_image_preinstall()
    410     {
    411     if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    412     then
    413     mount /boot &> /dev/null
    414     fi
    415     }
    416    
    417     kernel_image_preremove()
    418     {
    419     if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    420     then
    421     mount /boot &> /dev/null
    422    
    423     # remove old image entry from grub
    424 niro 13880 new-kernel-pkg -v --rminitrd --rmmoddep --remove ${KPVER}-${KBRANCH}-${KPBUILD}
    425 niro 9311 fi
    426     }
    427    
    428     kernel_image_postinstall()
    429     {
    430     [ ! -d ${MROOT}/sys ] && install -d ${MROOT}/sys
    431    
    432     # fixes a small glitch in <=mage-0.3.6-r15 with symlinks
    433     [ -f ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} ] && \
    434     rm ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}
    435    
    436     [ -x ${MROOT}/sbin/depmod ] &&
    437     ${MROOT}/sbin/depmod -ae \
    438     -F /boot/System.map-${KPVER}-${KBRANCH}-${KPBUILD} \
    439     ${KPVER}-${KBRANCH}-${KPBUILD}
    440    
    441     # do not run this if ${MROOT} is set !
    442     if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    443     then
    444     new-kernel-pkg -v --mkinitrd --make-default --install ${KPVER}-${KBRANCH}-${KPBUILD}
    445     fi
    446    
    447 niro 18720 if [[ ${USE_KERNEL_SYMLINKS} = true ]]
    448     then
    449     # symlink actual kernel to /boot/vmlinuz etc...
    450     ln -snf kernel-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/vmlinuz
    451     ln -snf System.map-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/System.map
    452     ln -snf config-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/config
    453     [[ -f ${MROOT}/boot/initrd-${KPVER}-${KBRANCH}-${KPBUILD}.img ]] &&
    454     ln -snf initrd-${KPVER}-${KBRANCH}-${KPBUILD}.img ${MROOT}/boot/initrd
    455     fi
    456 niro 9311 }
    457    
    458     kernel_sources_postinstall()
    459     {
    460     # check for linux-VERSION/include as the kernel-image installs
    461     # the file Modules.symver in the linux-VERSION directory
    462 niro 11362 if mqueryfeature "kernelsrcunpack" &&
    463     [ ! -d ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}/include ]
    464 niro 9311 then
    465     echo "Unpacking linux-${KPVER}-${KBRANCH}-${KPBUILD} source tarball ... "
    466     tar xvjf ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 -C ${MROOT}/usr/src
    467     fi
    468    
    469 niro 11362 if mqueryfeature "kernelsrcunpack" &&
    470     [ ! -d ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} ] &&
    471 niro 9311 [ -f ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 ]
    472     then
    473     echo "Unpacking kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} source tarball ... "
    474     tar xvjf ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 -C ${MROOT}/usr/src
    475     fi
    476    
    477 niro 11362 # create linux symlink
    478     if mqueryfeature "linuxsymlink"
    479 niro 9311 then
    480     echo "Creating linux -> linux-${KPVER}-${KBRANCH}-${KPBUILD} symlink ... "
    481     [ ! -d ${MROOT}/usr/src ] && install ${MROOT}/usr/src
    482     ln -snf ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} \
    483     ${MROOT}/usr/src/linux || die
    484     fi
    485    
    486 niro 11362 # create kernel-modules symlink
    487     if mqueryfeature "linuxsymlink" &&
    488 niro 9311 [ -d ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} ]
    489     then
    490     echo "Creating kernel-modules -> kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} symlink ... "
    491     [ ! -d ${MROOT}/usr/src ] && install ${MROOT}/usr/src
    492     ln -snf ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} \
    493     ${MROOT}/usr/src/kernel-modules || die
    494     fi
    495     }
    496    
    497     export_inherits kernel src_prepare src_compile src_install
    498    
    499     # export pre/postinstall functions depending on KERNEL_TYPE
    500     case ${KERNEL_TYPE} in
    501     image)
    502 niro 18721 export_inherits kernel_image preinstall preremove postinstall
    503     SPECIAL_FUNCTIONS="${SPECIAL_FUNCTIONS} kernel_image_preinstall kernel_image_preremove kernel_image_postinstall"
    504 niro 9311 ;;
    505     sources)
    506     export_inherits kernel_sources postinstall
    507     SPECIAL_FUNCTIONS="${SPECIAL_FUNCTIONS} kernel_sources_postinstall"
    508     ;;
    509     esac