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    Annotation of /smage/trunk/include/kernel.sminc

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    Revision 2940 - (hide annotations) (download)
    Tue Sep 6 19:11:27 2011 UTC (12 years, 8 months ago) by niro
    File size: 11536 byte(s) 
    -fixed dependencies
    1 niro 2937 # kernel global smage functions
    2 niro 1664 # $Id$
    3 niro 1661
    4     # needed extra vars:
    5 niro 2939 # ${KERNEL_TYPE}: needed, 'sources', 'headers' or 'image'
    6 niro 1661 # ${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     #
    10     # ${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 niro 1664 # ${KERNEL_IMAGE_PATH}: override the default KERNEL_IMAGE_PATH (to build xen images for e.g.)
    14 niro 1661
    15 niro 1664 sminclude mtools
    16    
    17     # remove me when all distris support this:
    18     if [[ ${USE_KERNEL_ARCH_EXTENSION} = true ]]
    19     then
    20     KERNEL_ARCH_EXTENSION="-${ARCH}"
    21     else
    22     KERNEL_ARCH_EXTENSION=""
    23     fi
    24    
    25     # some sane defaults
    26     : ${SRCFILE="linux-${PVER/${PSUBVER}/}.tar.bz2"}
    27     : ${SRCDIR="${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}"}
    28    
    29 niro 2939 case ${KERNEL_TYPE} in
    30     image|sources)
    31     : ${SRC_URI=(
    32     http://www.kernel.org/pub/linux/kernel/v${PVER%%.*}/${SRCFILE}
    33     mirror://kernel-${BRANCH}/${SRCFILE}
    34     mirror://kernel-${BRANCH}/config-${PVER}-${BRANCH}-${PBUILD}-i686
    35     mirror://kernel-${BRANCH}/config-${PVER}-${BRANCH}-${PBUILD}-x86_64
    36     )}
    37     ;;
    38     headers)
    39     : ${SRC_URI=(
    40     http://www.kernel.org/pub/linux/kernel/v${PVER%%.*}/${SRCFILE}
    41     mirror://kernel-${BRANCH}/${SRCFILE}
    42     )}
    43     ;;
    44     esac
    45 niro 1664
    46 niro 2939 case ${KERNEL_TYPE} in
    47 niro 2940 image)
    48     : ${PROVIDE="virtual/kernel"}
    49     : ${DEPEND=">= sys-apps/module-init-tools-3.2
    50     >= sys-fs/udev-115
    51     >= sys-apps/mkinitrd-5.0.8
    52     >= virtual/initscripts"}
    53     ;;
    54 niro 2939 sources) : ${PROVIDE="virtual/kernel-sources"} ;;
    55     headers) : ${PROVIDE="virtual/kernel-headers"} ;;
    56     esac
    57 niro 1664
    58     EXTRAVERSION="${PSUBVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}"
    59 niro 1661 KERNEL_CONFIG="${SOURCEDIR}/${PNAME}/config-${PVER}-${BRANCH}-${PBUILD}-${ARCH}"
    60    
    61 niro 1664 # special vars for mage file only
    62     KPVER="${PVER}"
    63     KPBUILD="${PBUILD}"
    64     KBRANCH="${BRANCH}"
    65     SPECIAL_VARS="${SPECIAL_VARS} KPVER KPBUILD KBRANCH"
    66    
    67 niro 2937 kernel_src_prepare()
    68 niro 1661 {
    69     munpack ${SRCFILE} || die
    70     mv ${BUILDDIR}/linux-${PVER/${PSUBVER}/} ${SRCDIR} || die
    71    
    72     # fix permissions
    73     chown -R 0:0 ${SRCDIR} || die
    74     chmod -R a+r-w+X,u+w ${SRCDIR} || die
    75    
    76     cd ${SRCDIR}
    77    
    78     # fixes INSTALL_PATH to /boot and EXTRAVERSION
    79     sed -i -e 's:#export\tINSTALL_PATH:export\tINSTALL_PATH:' \
    80     -e "s:^\(EXTRAVERSION =\).*:\1 ${EXTRAVERSION}:" Makefile || die
    81     }
    82    
    83 niro 2937 kernel_src_compile()
    84 niro 1661 {
    85     cd ${SRCDIR}
    86    
    87     make mrproper || die
    88    
    89 niro 2939 if [[ ${KERNEL_TYPE} = sources ]] || [[ ${KERNEL_TYPE} = image ]]
    90     then
    91     # inject our kernel config
    92     cp ${KERNEL_CONFIG} ${SRCDIR}/.config || die
    93     make ARCH=${ARCH/i*86/x86} oldconfig || die
    94     fi
    95 niro 1661
    96     case ${KERNEL_TYPE} in
    97     image)
    98 niro 1664 mmake ARCH=${ARCH/i*86/x86} || die
    99 niro 1661 ;;
    100    
    101 niro 2939 headers)
    102     make ARCH=${ARCH/i*86/x86} headers_check || die
    103     ;;
    104    
    105 niro 1661 sources)
    106     make clean || die
    107    
    108     # needed to compile other programs like iptables
    109 niro 1664 make ARCH=${ARCH/i*86/x86} prepare || die
    110 niro 1661 # needed to cover >=2.6.14 builds
    111 niro 1664 # but deprecated with >=2.6.21, prepare cover all targets there
    112 niro 2938 local kver=$(echo ${PVER} | sed "s:\.::g")
    113     # honor >=3.0.x; add one zero
    114     if [[ ${PVER%%.*} -gt 2 ]]
    115     then
    116     kver="${kver}0"
    117     fi
    118     if [[ ${kver} < 2621 ]]
    119     then
    120     make ARCH=${ARCH/i*86/x86} prepare-all || die
    121     fi
    122 niro 1664 make ARCH=${ARCH/i*86/x86} scripts || die
    123 niro 1661
    124     # at least alsa-drivers needs this one ...
    125     touch include/linux/autoconf.h || die
    126     ;;
    127     esac
    128     }
    129    
    130 niro 2937 kernel_image_src_install()
    131 niro 1661 {
    132     cd ${SRCDIR}
    133    
    134     # needed directories
    135 niro 1664 minstalldir /boot || die
    136 niro 1661
    137     # install modules
    138 niro 1664 make ARCH=${ARCH/i*86/x86} INSTALL_MOD_PATH=${BINDIR} modules_install || die
    139 niro 1661
    140     # install kernelimage
    141 niro 1664 if [[ -z ${KERNEL_IMAGE_PATH} ]]
    142     then
    143     local my_arch="${ARCH}"
    144     [[ ${my_arch} = i*86 ]] && my_arch=i386
    145     minstallfile arch/${my_arch}/boot/bzImage \
    146     /boot/kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    147     || die
    148     else
    149     minstallfile ${KERNEL_IMAGE_PATH} \
    150     /boot/kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    151     || die
    152     fi
    153 niro 1661
    154     # install System.map
    155 niro 1664 minstallfile System.map \
    156     /boot/System.map-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    157 niro 1661 || die
    158    
    159 niro 1664 # install Module.symvers in boot and /usr/src
    160     minstallfile Module.symvers \
    161     /boot/Module.symvers-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    162     || die
    163     minstalldir /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} || die
    164     minstallfile Module.symvers \
    165     /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \
    166     || die
    167    
    168 niro 1661 # install kernel description
    169     echo "
    170 niro 1664 KRNVER=${BRANCH}-${PVER}-${ARCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}
    171     KRNLIB=${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}
    172     KRNIMG=kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}
    173 niro 1661 KRNINITRD=
    174     " > ${BINDIR}/boot/kernelversion || die
    175    
    176     # install kernel-config from srcdir
    177 niro 1664 minstallfile .config \
    178     /boot/config-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    179 niro 1661 || die
    180    
    181     # fix build symlink
    182 niro 1664 if [ -L ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build ]
    183 niro 1661 then
    184     echo "fixing build symlink"
    185 niro 1664 rm ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build || die
    186     mlink /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \
    187     /lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build \
    188 niro 1661 || die
    189     fi
    190    
    191     # and fixing source symlink
    192 niro 1664 if [ -L ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source ]
    193 niro 1661 then
    194     echo "fixing source symlink"
    195 niro 1664 rm ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source || die
    196     mlink /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \
    197     /lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source \
    198 niro 1661 || die
    199     fi
    200     }
    201    
    202 niro 2939 kernel_headers_src_install()
    203     {
    204     cd ${SRCDIR}
    205     make ARCH=${ARCH/i*86/x86} INSTALL_HDR_PATH=${BINDIR}/usr headers_install || die
    206     }
    207    
    208 niro 2937 kernel_sources_src_install()
    209 niro 1661 {
    210     cd ${BUILDDIR}
    211    
    212     echo "Creating linux-${PVER}-${BRANCH}-${PBUILD} sources tarball ... "
    213     tar cvjf ${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 $(basename ${SRCDIR}) || die
    214    
    215     echo "Moving linux-${PVER}-${BRANCH}-${PBUILD} tarball to \${BINDIR}/usr/src ... "
    216 niro 1664 minstalldir /usr/src || die
    217 niro 1661 mv ${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 ${BINDIR}/usr/src || die
    218     }
    219    
    220     # installs module-sources path/to/SRCDIR to MODDIR/MODNAME
    221 niro 2937 # kernel_external_modules_install path/to/SRCDIR DESTDIRNAME
    222     kernel_external_modules_install()
    223 niro 1661 {
    224     cd ${BUILDDIR}
    225    
    226     local modsrc="$1"
    227     local moddest="$2"
    228     local moddir="${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}"
    229    
    230     echo "Installing ${modsrc} to ${moddir}/${moddest} ..."
    231     install -d ${moddir} || die
    232     mv ${modsrc} ${moddir}/${moddest} || die
    233     }
    234    
    235 niro 2937 kernel_external_modules_tarball()
    236 niro 1661 {
    237     cd ${BUILDDIR}
    238    
    239     echo "Creating kernel-modules-${PVER}-${BRANCH}-${PBUILD} sources tarball ... "
    240     tar cvjf ${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 \
    241     kernel-modules-${PVER}-${BRANCH}-${PBUILD} || die
    242    
    243     echo "Moving kernel-modules-${PVER}-${BRANCH}-${PBUILD} tarball to \${BINDIR}/usr/src ... "
    244 niro 1664 minstalldir /usr/src || die
    245 niro 1661 mv ${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 ${BINDIR}/usr/src || die
    246     }
    247    
    248 niro 2937 kernel_src_install()
    249 niro 1661 {
    250     case ${KERNEL_TYPE} in
    251     image)
    252 niro 2937 kernel_image_src_install || die
    253 niro 1661 ;;
    254    
    255 niro 2939 headers)
    256     kernel_headers_src_install || die
    257     ;;
    258    
    259 niro 1661 sources)
    260 niro 2937 kernel_sources_src_install || die
    261 niro 1661 ;;
    262     esac
    263     }
    264    
    265     kernel_major_version()
    266     {
    267     local ksrc="$@"
    268     local kv
    269    
    270     if [[ -z ${ksrc} ]]
    271     then
    272     kv="$(uname -r|cut -d. -f1-2)"
    273     else
    274     local version
    275     local patchlevel
    276    
    277     # get version from makefile
    278     version=$(grep "^VERSION[[:space:]]*=[[:space:]]*[[:digit:]]" ${ksrc}/Makefile | sed "s/^.*=[[:space:]]*\([[:digit:]]\+\)/\1/g")
    279     # get patchlevel from makefile
    280     patchlevel=$(grep "^PATCHLEVEL[[:space:]]*=[[:space:]]*[[:digit:]]" ${ksrc}/Makefile | sed "s/^.*=[[:space:]]*\([[:digit:]]\+\)/\1/g")
    281     # kernelversion
    282     kv="${version}.${patchlevel}"
    283     fi
    284    
    285     echo "${kv}"
    286     }
    287    
    288     mod_suffix()
    289     {
    290     local ksrc="$@"
    291     local mod_suffix
    292 niro 2938 local kmv
    293 niro 1661
    294 niro 2938 kmv=$(kernel_major_version ${ksrc})
    295     if [[ ${kmv//.} -ge 26 ]]
    296 niro 1661 then
    297     mod_suffix="ko"
    298     else
    299     mod_suffix="o"
    300     fi
    301    
    302     echo ${mod_suffix}
    303     }
    304    
    305 niro 2937 kernel_image_preinstall()
    306 niro 1664 {
    307     if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    308     then
    309     mount /boot &> /dev/null
    310     fi
    311     }
    312    
    313 niro 2937 kernel_image_preremove()
    314 niro 1664 {
    315     if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    316     then
    317     mount /boot &> /dev/null
    318     fi
    319     }
    320    
    321 niro 2937 kernel_image_postremove()
    322 niro 1664 {
    323     if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    324     then
    325     # remove old image entry from grub
    326     new-kernel-pkg -v --rminitrd --remove ${KPVER}-${KBRANCH}-${KPBUILD}
    327     fi
    328     }
    329    
    330 niro 2937 kernel_image_postinstall()
    331 niro 1664 {
    332     [ ! -d ${MROOT}/sys ] && install -d ${MROOT}/sys
    333    
    334     # fixes a small glitch in <=mage-0.3.6-r15 with symlinks
    335     [ -f ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} ] && \
    336     rm ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}
    337    
    338     [ -x ${MROOT}/sbin/depmod ] &&
    339     ${MROOT}/sbin/depmod -ae \
    340     -F /boot/System.map-${KPVER}-${KBRANCH}-${KPBUILD} \
    341     ${KPVER}-${KBRANCH}-${KPBUILD}
    342    
    343     # do not run this if ${MROOT} is set !
    344     if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    345     then
    346     new-kernel-pkg -v --mkinitrd --make-default --install ${KPVER}-${KBRANCH}-${KPBUILD}
    347     fi
    348    
    349     # symlink actual kernel to /boot/vmlinuz etc...
    350     ln -snf kernel-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/vmlinuz
    351     ln -snf System.map-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/System.map
    352     ln -snf config-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/config
    353     [[ -f ${MROOT}/boot/initrd-${KPVER}-${KBRANCH}-${KPBUILD}.img ]] &&
    354     ln -snf initrd-${KPVER}-${KBRANCH}-${KPBUILD}.img ${MROOT}/boot/initrd
    355     }
    356    
    357 niro 2937 kernel_sources_postinstall()
    358 niro 1664 {
    359     # check for linux-VERSION/include as the kernel-image installs
    360     # the file Modules.symver in the linux-VERSION directory
    361     if [ ! -d ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}/include ]
    362     then
    363     echo "Unpacking linux-${KPVER}-${KBRANCH}-${KPBUILD} source tarball ... "
    364     tar xvjf ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 -C ${MROOT}/usr/src
    365     fi
    366    
    367     if [ ! -d ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} ] &&
    368     [ -f ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 ]
    369     then
    370     echo "Unpacking kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} source tarball ... "
    371     tar xvjf ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 -C ${MROOT}/usr/src
    372     fi
    373    
    374     # if not exist create linux symlink
    375     if [ ! -h ${MROOT}/usr/src/linux ]
    376     then
    377     echo "Creating linux -> linux-${KPVER}-${KBRANCH}-${KPBUILD} symlink ... "
    378     [ ! -d ${MROOT}/usr/src ] && install ${MROOT}/usr/src
    379     ln -snf ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} \
    380     ${MROOT}/usr/src/linux || die
    381     fi
    382    
    383     # if not exist create kernel-modules symlink
    384     if [ ! -h ${MROOT}/usr/src/kernel-modules ] &&
    385     [ -d ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} ]
    386     then
    387     echo "Creating kernel-modules -> kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} symlink ... "
    388     [ ! -d ${MROOT}/usr/src ] && install ${MROOT}/usr/src
    389     ln -snf ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} \
    390     ${MROOT}/usr/src/kernel-modules || die
    391     fi
    392     }
    393    
    394 niro 2937 export_inherits kernel src_prepare src_compile src_install
    395 niro 1664
    396     # export pre/postinstall functions depending on KERNEL_TYPE
    397     case ${KERNEL_TYPE} in
    398     image)
    399 niro 2937 export_inherits kernel_image preinstall preremove postinstall postremove
    400     SPECIAL_FUNCTIONS="${SPECIAL_FUNCTIONS} kernel_image_preinstall kernel_image_preremove kernel_image_postinstall kernel_image_postremove"
    401 niro 1664 ;;
    402     sources)
    403 niro 2937 export_inherits kernel_sources postinstall
    404     SPECIAL_FUNCTIONS="${SPECIAL_FUNCTIONS} kernel_sources_postinstall"
    405 niro 1664 ;;
    406     esac