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

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    Revision 2938 - (hide annotations) (download)
    Tue Sep 6 18:52:10 2011 UTC (12 years, 8 months ago) by niro
    File size: 10834 byte(s) 
    -honor 3.x naming scheme
-use virtual/initscript in dependencies
-fixed SRC_URI (kernel26 -> kernel)
    1 niro 2937 # kernel global smage functions
    2 niro 1664 # $Id$
    3 niro 1661
    4     # needed extra vars:
    5     # ${KERNEL_TYPE}: needed, 'sources' 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     #
    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     : ${SRC_URI=(
    30 niro 2938 http://www.kernel.org/pub/linux/kernel/v${PVER%%.*}/${SRCFILE}
    31     mirror://kernel-${BRANCH}/${SRCFILE}
    32     mirror://kernel-${BRANCH}/config-${PVER}-${BRANCH}-${PBUILD}-i686
    33     mirror://kernel-${BRANCH}/config-${PVER}-${BRANCH}-${PBUILD}-x86_64
    34 niro 1664 )}
    35    
    36     : ${DEPEND=">= sys-apps/module-init-tools-3.2
    37     >= sys-fs/udev-115
    38     >= sys-apps/mkinitrd-5.0.8
    39 niro 2938 >= virtual/initscripts"}
    40 niro 1664
    41     : ${PROVIDE="virtual/kernel"}
    42    
    43     EXTRAVERSION="${PSUBVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}"
    44 niro 1661 KERNEL_CONFIG="${SOURCEDIR}/${PNAME}/config-${PVER}-${BRANCH}-${PBUILD}-${ARCH}"
    45    
    46 niro 1664 # special vars for mage file only
    47     KPVER="${PVER}"
    48     KPBUILD="${PBUILD}"
    49     KBRANCH="${BRANCH}"
    50     SPECIAL_VARS="${SPECIAL_VARS} KPVER KPBUILD KBRANCH"
    51    
    52 niro 2937 kernel_src_prepare()
    53 niro 1661 {
    54     munpack ${SRCFILE} || die
    55     mv ${BUILDDIR}/linux-${PVER/${PSUBVER}/} ${SRCDIR} || die
    56    
    57     # fix permissions
    58     chown -R 0:0 ${SRCDIR} || die
    59     chmod -R a+r-w+X,u+w ${SRCDIR} || die
    60    
    61     cd ${SRCDIR}
    62    
    63     # fixes INSTALL_PATH to /boot and EXTRAVERSION
    64     sed -i -e 's:#export\tINSTALL_PATH:export\tINSTALL_PATH:' \
    65     -e "s:^\(EXTRAVERSION =\).*:\1 ${EXTRAVERSION}:" Makefile || die
    66     }
    67    
    68 niro 2937 kernel_src_compile()
    69 niro 1661 {
    70     cd ${SRCDIR}
    71    
    72     make mrproper || die
    73    
    74     # inject our kernel config
    75     cp ${KERNEL_CONFIG} ${SRCDIR}/.config || die
    76 niro 1664 make ARCH=${ARCH/i*86/x86} oldconfig || die
    77 niro 1661
    78     case ${KERNEL_TYPE} in
    79     image)
    80 niro 1664 mmake ARCH=${ARCH/i*86/x86} || die
    81 niro 1661 ;;
    82    
    83     sources)
    84     make clean || die
    85    
    86     # needed to compile other programs like iptables
    87 niro 1664 make ARCH=${ARCH/i*86/x86} prepare || die
    88 niro 1661 # needed to cover >=2.6.14 builds
    89 niro 1664 # but deprecated with >=2.6.21, prepare cover all targets there
    90 niro 2938 local kver=$(echo ${PVER} | sed "s:\.::g")
    91     # honor >=3.0.x; add one zero
    92     if [[ ${PVER%%.*} -gt 2 ]]
    93     then
    94     kver="${kver}0"
    95     fi
    96     if [[ ${kver} < 2621 ]]
    97     then
    98     make ARCH=${ARCH/i*86/x86} prepare-all || die
    99     fi
    100 niro 1664 make ARCH=${ARCH/i*86/x86} scripts || die
    101 niro 1661
    102     # at least alsa-drivers needs this one ...
    103     touch include/linux/autoconf.h || die
    104     ;;
    105     esac
    106     }
    107    
    108 niro 2937 kernel_image_src_install()
    109 niro 1661 {
    110     cd ${SRCDIR}
    111    
    112     # needed directories
    113 niro 1664 minstalldir /boot || die
    114 niro 1661
    115     # install modules
    116 niro 1664 make ARCH=${ARCH/i*86/x86} INSTALL_MOD_PATH=${BINDIR} modules_install || die
    117 niro 1661
    118     # install kernelimage
    119 niro 1664 if [[ -z ${KERNEL_IMAGE_PATH} ]]
    120     then
    121     local my_arch="${ARCH}"
    122     [[ ${my_arch} = i*86 ]] && my_arch=i386
    123     minstallfile arch/${my_arch}/boot/bzImage \
    124     /boot/kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    125     || die
    126     else
    127     minstallfile ${KERNEL_IMAGE_PATH} \
    128     /boot/kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    129     || die
    130     fi
    131 niro 1661
    132     # install System.map
    133 niro 1664 minstallfile System.map \
    134     /boot/System.map-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    135 niro 1661 || die
    136    
    137 niro 1664 # install Module.symvers in boot and /usr/src
    138     minstallfile Module.symvers \
    139     /boot/Module.symvers-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    140     || die
    141     minstalldir /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} || die
    142     minstallfile Module.symvers \
    143     /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \
    144     || die
    145    
    146 niro 1661 # install kernel description
    147     echo "
    148 niro 1664 KRNVER=${BRANCH}-${PVER}-${ARCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}
    149     KRNLIB=${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}
    150     KRNIMG=kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}
    151 niro 1661 KRNINITRD=
    152     " > ${BINDIR}/boot/kernelversion || die
    153    
    154     # install kernel-config from srcdir
    155 niro 1664 minstallfile .config \
    156     /boot/config-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    157 niro 1661 || die
    158    
    159     # fix build symlink
    160 niro 1664 if [ -L ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build ]
    161 niro 1661 then
    162     echo "fixing build symlink"
    163 niro 1664 rm ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build || die
    164     mlink /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \
    165     /lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build \
    166 niro 1661 || die
    167     fi
    168    
    169     # and fixing source symlink
    170 niro 1664 if [ -L ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source ]
    171 niro 1661 then
    172     echo "fixing source symlink"
    173 niro 1664 rm ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source || die
    174     mlink /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \
    175     /lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source \
    176 niro 1661 || die
    177     fi
    178     }
    179    
    180 niro 2937 kernel_sources_src_install()
    181 niro 1661 {
    182     cd ${BUILDDIR}
    183    
    184     echo "Creating linux-${PVER}-${BRANCH}-${PBUILD} sources tarball ... "
    185     tar cvjf ${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 $(basename ${SRCDIR}) || die
    186    
    187     echo "Moving linux-${PVER}-${BRANCH}-${PBUILD} tarball to \${BINDIR}/usr/src ... "
    188 niro 1664 minstalldir /usr/src || die
    189 niro 1661 mv ${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 ${BINDIR}/usr/src || die
    190     }
    191    
    192     # installs module-sources path/to/SRCDIR to MODDIR/MODNAME
    193 niro 2937 # kernel_external_modules_install path/to/SRCDIR DESTDIRNAME
    194     kernel_external_modules_install()
    195 niro 1661 {
    196     cd ${BUILDDIR}
    197    
    198     local modsrc="$1"
    199     local moddest="$2"
    200     local moddir="${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}"
    201    
    202     echo "Installing ${modsrc} to ${moddir}/${moddest} ..."
    203     install -d ${moddir} || die
    204     mv ${modsrc} ${moddir}/${moddest} || die
    205     }
    206    
    207 niro 2937 kernel_external_modules_tarball()
    208 niro 1661 {
    209     cd ${BUILDDIR}
    210    
    211     echo "Creating kernel-modules-${PVER}-${BRANCH}-${PBUILD} sources tarball ... "
    212     tar cvjf ${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 \
    213     kernel-modules-${PVER}-${BRANCH}-${PBUILD} || die
    214    
    215     echo "Moving kernel-modules-${PVER}-${BRANCH}-${PBUILD} tarball to \${BINDIR}/usr/src ... "
    216 niro 1664 minstalldir /usr/src || die
    217 niro 1661 mv ${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 ${BINDIR}/usr/src || die
    218     }
    219    
    220 niro 2937 kernel_src_install()
    221 niro 1661 {
    222     case ${KERNEL_TYPE} in
    223     image)
    224 niro 2937 kernel_image_src_install || die
    225 niro 1661 ;;
    226    
    227     sources)
    228 niro 2937 kernel_sources_src_install || die
    229 niro 1661 ;;
    230     esac
    231     }
    232    
    233     kernel_major_version()
    234     {
    235     local ksrc="$@"
    236     local kv
    237    
    238     if [[ -z ${ksrc} ]]
    239     then
    240     kv="$(uname -r|cut -d. -f1-2)"
    241     else
    242     local version
    243     local patchlevel
    244    
    245     # get version from makefile
    246     version=$(grep "^VERSION[[:space:]]*=[[:space:]]*[[:digit:]]" ${ksrc}/Makefile | sed "s/^.*=[[:space:]]*\([[:digit:]]\+\)/\1/g")
    247     # get patchlevel from makefile
    248     patchlevel=$(grep "^PATCHLEVEL[[:space:]]*=[[:space:]]*[[:digit:]]" ${ksrc}/Makefile | sed "s/^.*=[[:space:]]*\([[:digit:]]\+\)/\1/g")
    249     # kernelversion
    250     kv="${version}.${patchlevel}"
    251     fi
    252    
    253     echo "${kv}"
    254     }
    255    
    256     mod_suffix()
    257     {
    258     local ksrc="$@"
    259     local mod_suffix
    260 niro 2938 local kmv
    261 niro 1661
    262 niro 2938 kmv=$(kernel_major_version ${ksrc})
    263     if [[ ${kmv//.} -ge 26 ]]
    264 niro 1661 then
    265     mod_suffix="ko"
    266     else
    267     mod_suffix="o"
    268     fi
    269    
    270     echo ${mod_suffix}
    271     }
    272    
    273 niro 2937 kernel_image_preinstall()
    274 niro 1664 {
    275     if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    276     then
    277     mount /boot &> /dev/null
    278     fi
    279     }
    280    
    281 niro 2937 kernel_image_preremove()
    282 niro 1664 {
    283     if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    284     then
    285     mount /boot &> /dev/null
    286     fi
    287     }
    288    
    289 niro 2937 kernel_image_postremove()
    290 niro 1664 {
    291     if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    292     then
    293     # remove old image entry from grub
    294     new-kernel-pkg -v --rminitrd --remove ${KPVER}-${KBRANCH}-${KPBUILD}
    295     fi
    296     }
    297    
    298 niro 2937 kernel_image_postinstall()
    299 niro 1664 {
    300     [ ! -d ${MROOT}/sys ] && install -d ${MROOT}/sys
    301    
    302     # fixes a small glitch in <=mage-0.3.6-r15 with symlinks
    303     [ -f ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} ] && \
    304     rm ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}
    305    
    306     [ -x ${MROOT}/sbin/depmod ] &&
    307     ${MROOT}/sbin/depmod -ae \
    308     -F /boot/System.map-${KPVER}-${KBRANCH}-${KPBUILD} \
    309     ${KPVER}-${KBRANCH}-${KPBUILD}
    310    
    311     # do not run this if ${MROOT} is set !
    312     if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    313     then
    314     new-kernel-pkg -v --mkinitrd --make-default --install ${KPVER}-${KBRANCH}-${KPBUILD}
    315     fi
    316    
    317     # symlink actual kernel to /boot/vmlinuz etc...
    318     ln -snf kernel-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/vmlinuz
    319     ln -snf System.map-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/System.map
    320     ln -snf config-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/config
    321     [[ -f ${MROOT}/boot/initrd-${KPVER}-${KBRANCH}-${KPBUILD}.img ]] &&
    322     ln -snf initrd-${KPVER}-${KBRANCH}-${KPBUILD}.img ${MROOT}/boot/initrd
    323     }
    324    
    325 niro 2937 kernel_sources_postinstall()
    326 niro 1664 {
    327     # check for linux-VERSION/include as the kernel-image installs
    328     # the file Modules.symver in the linux-VERSION directory
    329     if [ ! -d ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}/include ]
    330     then
    331     echo "Unpacking linux-${KPVER}-${KBRANCH}-${KPBUILD} source tarball ... "
    332     tar xvjf ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 -C ${MROOT}/usr/src
    333     fi
    334    
    335     if [ ! -d ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} ] &&
    336     [ -f ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 ]
    337     then
    338     echo "Unpacking kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} source tarball ... "
    339     tar xvjf ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 -C ${MROOT}/usr/src
    340     fi
    341    
    342     # if not exist create linux symlink
    343     if [ ! -h ${MROOT}/usr/src/linux ]
    344     then
    345     echo "Creating linux -> linux-${KPVER}-${KBRANCH}-${KPBUILD} symlink ... "
    346     [ ! -d ${MROOT}/usr/src ] && install ${MROOT}/usr/src
    347     ln -snf ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} \
    348     ${MROOT}/usr/src/linux || die
    349     fi
    350    
    351     # if not exist create kernel-modules symlink
    352     if [ ! -h ${MROOT}/usr/src/kernel-modules ] &&
    353     [ -d ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} ]
    354     then
    355     echo "Creating kernel-modules -> kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} symlink ... "
    356     [ ! -d ${MROOT}/usr/src ] && install ${MROOT}/usr/src
    357     ln -snf ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} \
    358     ${MROOT}/usr/src/kernel-modules || die
    359     fi
    360     }
    361    
    362 niro 2937 export_inherits kernel src_prepare src_compile src_install
    363 niro 1664
    364     # export pre/postinstall functions depending on KERNEL_TYPE
    365     case ${KERNEL_TYPE} in
    366     image)
    367 niro 2937 export_inherits kernel_image preinstall preremove postinstall postremove
    368     SPECIAL_FUNCTIONS="${SPECIAL_FUNCTIONS} kernel_image_preinstall kernel_image_preremove kernel_image_postinstall kernel_image_postremove"
    369 niro 1664 ;;
    370     sources)
    371 niro 2937 export_inherits kernel_sources postinstall
    372     SPECIAL_FUNCTIONS="${SPECIAL_FUNCTIONS} kernel_sources_postinstall"
    373 niro 1664 ;;
    374     esac