Magellan Linux

  • Back to homepage
    • /[smage]/trunk/include/kernel.sminc

    Annotation of /trunk/include/kernel.sminc

    Parent Directory Parent Directory | Revision Log Revision Log

    Revision 20887 - (hide annotations) (download)
    Wed Feb 12 09:36:45 2014 UTC (10 years, 3 months ago) by niro
    File size: 14681 byte(s) 
    -using xz tarball as default and included UP2DATE uris
    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 10194 >= virtual/initramfs-tools
    100 niro 9311 >= virtual/initscripts"}
    101 niro 11369 if [[ ! -z ${LINUX_FIRMWARE} ]] && [[ ${LINUX_FIRMWARE} != internal ]]
    102     then
    103     DEPEND="${DEPEND}
    104     >= sys-kernel/linux-firmware-${LINUX_FIRMWARE}"
    105     fi
    106 niro 18718 SDEPEND="${SDEPEND}
    107     >= sys-dev/bc-1.06"
    108 niro 9745 : ${DESCRIPTION="Kernel image of the '${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}' kernel branch."}
    109 niro 9311 ;;
    110    
    111     sources)
    112     : ${PROVIDE="virtual/kernel-sources"}
    113 niro 9745 : ${DESCRIPTION="Kernel sources of the '${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}' kernel branch."}
    114 niro 9311 ;;
    115    
    116     headers)
    117     : ${PROVIDE="virtual/kernel-headers"}
    118     : ${DESCRIPTION="Sanitized kernel headers for libc."}
    119     ;;
    120     esac
    121    
    122     EXTRAVERSION="${PSUBVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}"
    123     KERNEL_CONFIG="${SOURCEDIR}/${PNAME}/config-${PVER}-${BRANCH}-${PBUILD}-${ARCH}"
    124    
    125     # special vars for mage file only
    126     KPVER="${PVER}"
    127     KPBUILD="${PBUILD}"
    128     KBRANCH="${BRANCH}"
    129 niro 18720 SPECIAL_VARS="${SPECIAL_VARS} KPVER KPBUILD KBRANCH USE_KERNEL_SYMLINKS"
    130 niro 9311
    131 niro 18717 # dummy function to apply kernel patches
    132     kernel_apply_patches()
    133     {
    134     return 0
    135     }
    136    
    137 niro 9311 kernel_src_prepare()
    138     {
    139     munpack ${SRCFILE} || die
    140 niro 9743 mv ${BUILDDIR}/linux-${TARBALLPVER} ${SRCDIR} || die
    141 niro 9311
    142     # fix permissions
    143     chown -R 0:0 ${SRCDIR} || die
    144     chmod -R a+r-w+X,u+w ${SRCDIR} || die
    145    
    146     cd ${SRCDIR}
    147 niro 18717 kernel_apply_patches || die
    148 niro 9311
    149     # fixes INSTALL_PATH to /boot and EXTRAVERSION
    150     sed -i -e 's:#export\tINSTALL_PATH:export\tINSTALL_PATH:' \
    151     -e "s:^\(EXTRAVERSION =\).*:\1 ${EXTRAVERSION}:" Makefile || die
    152 niro 9463
    153     # fix sublevel version with 3.x kernels and higher
    154     local kver=$(echo ${PVER} | sed "s:\.::g")
    155     if [[ ${PVER%%.*} -gt 2 ]]
    156     then
    157     local sublevel="$(echo ${PVER} | cut -d. -f3)"
    158 niro 13438 sed -i "s:^\(SUBLEVEL =\).*:\1 ${sublevel}:" Makefile || die
    159 niro 9463 fi
    160 niro 9311 }
    161    
    162     kernel_src_compile()
    163     {
    164     cd ${SRCDIR}
    165    
    166     make mrproper || die
    167    
    168     if [[ ${KERNEL_TYPE} = sources ]] || [[ ${KERNEL_TYPE} = image ]]
    169     then
    170     # inject our kernel config
    171     cp ${KERNEL_CONFIG} ${SRCDIR}/.config || die
    172     make ARCH=${ARCH/i*86/x86} oldconfig || die
    173     fi
    174    
    175     case ${KERNEL_TYPE} in
    176     image)
    177     mmake ARCH=${ARCH/i*86/x86} || die
    178     ;;
    179    
    180     headers)
    181     make ARCH=${ARCH/i*86/x86} headers_check || die
    182     ;;
    183    
    184     sources)
    185     make clean || die
    186    
    187     # needed to compile other programs like iptables
    188     make ARCH=${ARCH/i*86/x86} prepare || die
    189     # needed to cover >=2.6.14 builds
    190     # but deprecated with >=2.6.21, prepare cover all targets there
    191     local kver=$(echo ${PVER} | sed "s:\.::g")
    192     # honor >=3.0.x; add one zero
    193     if [[ ${PVER%%.*} -gt 2 ]]
    194     then
    195     kver="${kver}0"
    196     fi
    197     if [[ ${kver} < 2621 ]]
    198     then
    199     make ARCH=${ARCH/i*86/x86} prepare-all || die
    200     fi
    201     make ARCH=${ARCH/i*86/x86} scripts || die
    202    
    203     # at least alsa-drivers needs this one ...
    204     touch include/linux/autoconf.h || die
    205 niro 20887
    206     # compat symlink for 3.7.x new version.h location until everything is fixed
    207 niro 9311 ;;
    208     esac
    209     }
    210    
    211     kernel_image_src_install()
    212     {
    213     cd ${SRCDIR}
    214    
    215     # needed directories
    216     minstalldir /boot || die
    217    
    218     # install modules
    219 niro 12741 make ARCH=${ARCH/i*86/x86} INSTALL_MOD_PATH=${BINDIR}/usr modules_install || die
    220 niro 9311
    221     # install kernelimage
    222     if [[ -z ${KERNEL_IMAGE_PATH} ]]
    223     then
    224     local my_arch="${ARCH}"
    225     [[ ${my_arch} = i*86 ]] && my_arch=i386
    226     minstallfile arch/${my_arch}/boot/bzImage \
    227     /boot/kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    228     || die
    229     else
    230     minstallfile ${KERNEL_IMAGE_PATH} \
    231     /boot/kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    232     || die
    233     fi
    234    
    235     # install System.map
    236     minstallfile System.map \
    237     /boot/System.map-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    238     || die
    239    
    240     # install Module.symvers in boot and /usr/src
    241     minstallfile Module.symvers \
    242     /boot/Module.symvers-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    243     || die
    244     minstalldir /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} || die
    245     minstallfile Module.symvers \
    246     /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \
    247     || die
    248    
    249 niro 18719 if [[ ${INCLUDE_KERNELVERSION_FILE} = true ]]
    250     then
    251     MCONFIG=/boot/kernelversion
    252     # install kernel description
    253     mclearconfig || die
    254     maddconfig "KRNVER=${BRANCH}-${PVER}-${ARCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}" || die
    255     maddconfig "KRNLIB=${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}" || die
    256     maddconfig "KRNIMG=kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}" || die
    257     maddconfig "KRNINITRD=" || die
    258     fi
    259 niro 9311
    260     # install kernel-config from srcdir
    261     minstallfile .config \
    262     /boot/config-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    263     || die
    264    
    265     # fix build symlink
    266 niro 12741 if [ -L ${BINDIR}/usr/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build ]
    267 niro 9311 then
    268     echo "fixing build symlink"
    269 niro 12741 rm ${BINDIR}/usr/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build || die
    270 niro 9311 mlink /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \
    271 niro 12741 /usr/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build \
    272 niro 9311 || die
    273     fi
    274    
    275     # and fixing source symlink
    276 niro 12741 if [ -L ${BINDIR}/usr/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source ]
    277 niro 9311 then
    278     echo "fixing source symlink"
    279 niro 12741 rm ${BINDIR}/usr/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source || die
    280 niro 9311 mlink /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \
    281 niro 12741 /usr/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source \
    282 niro 9311 || die
    283     fi
    284 niro 9466
    285     # remove firmware bits if $LINUX_FIRMWARE was set
    286     if [[ ! -z ${LINUX_FIRMWARE} ]] && [[ ${LINUX_FIRMWARE} != internal ]]
    287     then
    288 niro 12741 if [[ -d ${BINDIR}/usr/lib/firmware ]]
    289 niro 9466 then
    290 niro 12741 rm -rv ${BINDIR}/usr/lib/firmware
    291 niro 9466 fi
    292     fi
    293    
    294     # compress modules if COMPRESS_MODULES_CMD was set
    295     if [[ ! -z ${COMPRESS_MODULES_CMD} ]]
    296     then
    297     # compress all kernel modules
    298     find ${BINDIR} -name \*.ko | xargs ${COMPRESS_MODULES_CMD} || die
    299     fi
    300 niro 9311 }
    301    
    302     kernel_headers_src_install()
    303     {
    304     cd ${SRCDIR}
    305     make ARCH=${ARCH/i*86/x86} INSTALL_HDR_PATH=${BINDIR}/usr headers_install || die
    306 niro 9746
    307     # clean-up unnecessary files
    308     find ${BINDIR} -name .install -or -name ..install.cmd | xargs --no-run-if-empty rm -f
    309 niro 9311 }
    310    
    311     kernel_sources_src_install()
    312     {
    313     cd ${BUILDDIR}
    314    
    315     echo "Creating linux-${PVER}-${BRANCH}-${PBUILD} sources tarball ... "
    316     tar cvjf ${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 $(basename ${SRCDIR}) || die
    317    
    318     echo "Moving linux-${PVER}-${BRANCH}-${PBUILD} tarball to \${BINDIR}/usr/src ... "
    319     minstalldir /usr/src || die
    320     mv ${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 ${BINDIR}/usr/src || die
    321     }
    322    
    323     # installs module-sources path/to/SRCDIR to MODDIR/MODNAME
    324     # kernel_external_modules_install path/to/SRCDIR DESTDIRNAME
    325     kernel_external_modules_install()
    326     {
    327     cd ${BUILDDIR}
    328    
    329     local modsrc="$1"
    330     local moddest="$2"
    331     local moddir="${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}"
    332    
    333     echo "Installing ${modsrc} to ${moddir}/${moddest} ..."
    334     install -d ${moddir} || die
    335     mv ${modsrc} ${moddir}/${moddest} || die
    336     }
    337    
    338     kernel_external_modules_tarball()
    339     {
    340     cd ${BUILDDIR}
    341    
    342     echo "Creating kernel-modules-${PVER}-${BRANCH}-${PBUILD} sources tarball ... "
    343     tar cvjf ${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 \
    344     kernel-modules-${PVER}-${BRANCH}-${PBUILD} || die
    345    
    346     echo "Moving kernel-modules-${PVER}-${BRANCH}-${PBUILD} tarball to \${BINDIR}/usr/src ... "
    347     minstalldir /usr/src || die
    348     mv ${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 ${BINDIR}/usr/src || die
    349     }
    350    
    351     kernel_src_install()
    352     {
    353     case ${KERNEL_TYPE} in
    354     image)
    355     kernel_image_src_install || die
    356     ;;
    357    
    358     headers)
    359     kernel_headers_src_install || die
    360     ;;
    361    
    362     sources)
    363     kernel_sources_src_install || die
    364     ;;
    365     esac
    366     }
    367    
    368     kernel_major_version()
    369     {
    370     local ksrc="$@"
    371     local kv
    372    
    373     if [[ -z ${ksrc} ]]
    374     then
    375     kv="$(uname -r|cut -d. -f1-2)"
    376     else
    377     local version
    378     local patchlevel
    379    
    380     # get version from makefile
    381     version=$(grep "^VERSION[[:space:]]*=[[:space:]]*[[:digit:]]" ${ksrc}/Makefile | sed "s/^.*=[[:space:]]*\([[:digit:]]\+\)/\1/g")
    382     # get patchlevel from makefile
    383     patchlevel=$(grep "^PATCHLEVEL[[:space:]]*=[[:space:]]*[[:digit:]]" ${ksrc}/Makefile | sed "s/^.*=[[:space:]]*\([[:digit:]]\+\)/\1/g")
    384     # kernelversion
    385     kv="${version}.${patchlevel}"
    386     fi
    387    
    388     echo "${kv}"
    389     }
    390    
    391     mod_suffix()
    392     {
    393     local ksrc="$@"
    394     local mod_suffix
    395     local kmv
    396    
    397     kmv=$(kernel_major_version ${ksrc})
    398     if [[ ${kmv//.} -ge 26 ]]
    399     then
    400     mod_suffix="ko"
    401     else
    402     mod_suffix="o"
    403     fi
    404    
    405     echo ${mod_suffix}
    406     }
    407    
    408     kernel_image_preinstall()
    409     {
    410     if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    411     then
    412     mount /boot &> /dev/null
    413     fi
    414     }
    415    
    416     kernel_image_preremove()
    417     {
    418     if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    419     then
    420     mount /boot &> /dev/null
    421    
    422     # remove old image entry from grub
    423 niro 13880 new-kernel-pkg -v --rminitrd --rmmoddep --remove ${KPVER}-${KBRANCH}-${KPBUILD}
    424 niro 9311 fi
    425     }
    426    
    427     kernel_image_postinstall()
    428     {
    429     [ ! -d ${MROOT}/sys ] && install -d ${MROOT}/sys
    430    
    431     # fixes a small glitch in <=mage-0.3.6-r15 with symlinks
    432     [ -f ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} ] && \
    433     rm ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}
    434    
    435     [ -x ${MROOT}/sbin/depmod ] &&
    436     ${MROOT}/sbin/depmod -ae \
    437     -F /boot/System.map-${KPVER}-${KBRANCH}-${KPBUILD} \
    438     ${KPVER}-${KBRANCH}-${KPBUILD}
    439    
    440     # do not run this if ${MROOT} is set !
    441     if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    442     then
    443     new-kernel-pkg -v --mkinitrd --make-default --install ${KPVER}-${KBRANCH}-${KPBUILD}
    444     fi
    445    
    446 niro 18720 if [[ ${USE_KERNEL_SYMLINKS} = true ]]
    447     then
    448     # symlink actual kernel to /boot/vmlinuz etc...
    449     ln -snf kernel-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/vmlinuz
    450     ln -snf System.map-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/System.map
    451     ln -snf config-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/config
    452     [[ -f ${MROOT}/boot/initrd-${KPVER}-${KBRANCH}-${KPBUILD}.img ]] &&
    453     ln -snf initrd-${KPVER}-${KBRANCH}-${KPBUILD}.img ${MROOT}/boot/initrd
    454     fi
    455 niro 9311 }
    456    
    457     kernel_sources_postinstall()
    458     {
    459     # check for linux-VERSION/include as the kernel-image installs
    460     # the file Modules.symver in the linux-VERSION directory
    461 niro 11362 if mqueryfeature "kernelsrcunpack" &&
    462     [ ! -d ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}/include ]
    463 niro 9311 then
    464     echo "Unpacking linux-${KPVER}-${KBRANCH}-${KPBUILD} source tarball ... "
    465     tar xvjf ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 -C ${MROOT}/usr/src
    466     fi
    467    
    468 niro 11362 if mqueryfeature "kernelsrcunpack" &&
    469     [ ! -d ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} ] &&
    470 niro 9311 [ -f ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 ]
    471     then
    472     echo "Unpacking kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} source tarball ... "
    473     tar xvjf ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 -C ${MROOT}/usr/src
    474     fi
    475    
    476 niro 11362 # create linux symlink
    477     if mqueryfeature "linuxsymlink"
    478 niro 9311 then
    479     echo "Creating linux -> linux-${KPVER}-${KBRANCH}-${KPBUILD} symlink ... "
    480     [ ! -d ${MROOT}/usr/src ] && install ${MROOT}/usr/src
    481     ln -snf ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} \
    482     ${MROOT}/usr/src/linux || die
    483     fi
    484    
    485 niro 11362 # create kernel-modules symlink
    486     if mqueryfeature "linuxsymlink" &&
    487 niro 9311 [ -d ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} ]
    488     then
    489     echo "Creating kernel-modules -> kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} symlink ... "
    490     [ ! -d ${MROOT}/usr/src ] && install ${MROOT}/usr/src
    491     ln -snf ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} \
    492     ${MROOT}/usr/src/kernel-modules || die
    493     fi
    494     }
    495    
    496     export_inherits kernel src_prepare src_compile src_install
    497    
    498     # export pre/postinstall functions depending on KERNEL_TYPE
    499     case ${KERNEL_TYPE} in
    500     image)
    501 niro 18721 export_inherits kernel_image preinstall preremove postinstall
    502     SPECIAL_FUNCTIONS="${SPECIAL_FUNCTIONS} kernel_image_preinstall kernel_image_preremove kernel_image_postinstall"
    503 niro 9311 ;;
    504     sources)
    505     export_inherits kernel_sources postinstall
    506     SPECIAL_FUNCTIONS="${SPECIAL_FUNCTIONS} kernel_sources_postinstall"
    507     ;;
    508     esac