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    Annotation of /trunk/core/include/kernel26.sminc

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    Revision 1935 - (hide annotations) (download)
    Wed Jun 10 17:03:29 2009 UTC (14 years, 11 months ago) by niro
    File size: 10059 byte(s) 
    -modernize
    1 niro 2 # kernel26 global smage functions
    2 niro 1935 # $Id$
    3 niro 2
    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     # ${KERNEL_IMAGE_PATH}: override the default KERNEL_IMAGE_PATH (to build xen images for e.g.)
    14    
    15 niro 1935 sminclude mtools
    16    
    17 niro 2 # 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     : ${SRC_URI=(
    30     http://www.kernel.org/pub/linux/kernel/v${PVER:0:3}/${SRCFILE}
    31     mirror://kernel26-${BRANCH}/${SRCFILE}
    32     mirror://kernel26-${BRANCH}/config-${PVER}-${BRANCH}-${PBUILD}-i686
    33     mirror://kernel26-${BRANCH}/config-${PVER}-${BRANCH}-${PBUILD}-x86_64
    34     )}
    35    
    36     : ${DEPEND=">= sys-apps/module-init-tools-3.2
    37     >= sys-fs/udev-115
    38     >= sys-apps/mkinitrd-5.0.8
    39     >= sys-apps/initscripts-0.4.3"}
    40    
    41     : ${PROVIDE="virtual/kernel"}
    42    
    43     EXTRAVERSION="${PSUBVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}"
    44     KERNEL_CONFIG="${SOURCEDIR}/${PNAME}/config-${PVER}-${BRANCH}-${PBUILD}-${ARCH}"
    45    
    46     # special vars for mage file only
    47     KPVER="${PVER}"
    48     KPBUILD="${PBUILD}"
    49     KBRANCH="${BRANCH}"
    50     SPECIAL_VARS="${SPECIAL_VARS} KPVER KPBUILD KBRANCH"
    51    
    52     kernel26_src_prepare()
    53     {
    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     kernel26_src_compile()
    69     {
    70     cd ${SRCDIR}
    71    
    72     make mrproper || die
    73    
    74     # inject our kernel config
    75     cp ${KERNEL_CONFIG} ${SRCDIR}/.config || die
    76 niro 1072 make ARCH=${ARCH/i*86/x86} oldconfig || die
    77 niro 2
    78     case ${KERNEL_TYPE} in
    79     image)
    80 niro 10 mmake ARCH=${ARCH/i*86/x86} || die
    81 niro 2 ;;
    82    
    83     sources)
    84     make clean || die
    85    
    86     # needed to compile other programs like iptables
    87 niro 10 make ARCH=${ARCH/i*86/x86} prepare || die
    88 niro 2 # needed to cover >=2.6.14 builds
    89     # but deprecated with >=2.6.21, prepare cover all targets there
    90 niro 10 [[ $(echo ${PVER} | sed "s:\.::g") < 2621 ]] && { make ARCH=${ARCH/i*86/x86} prepare-all || die; }
    91     make ARCH=${ARCH/i*86/x86} scripts || die
    92 niro 2
    93     # at least alsa-drivers needs this one ...
    94     touch include/linux/autoconf.h || die
    95     ;;
    96     esac
    97     }
    98    
    99     kernel26_image_src_install()
    100     {
    101     cd ${SRCDIR}
    102    
    103     # needed directories
    104 niro 1935 minstalldir /boot || die
    105 niro 2
    106     # install modules
    107 niro 1074 make ARCH=${ARCH/i*86/x86} INSTALL_MOD_PATH=${BINDIR} modules_install || die
    108 niro 2
    109     # install kernelimage
    110     if [[ -z ${KERNEL_IMAGE_PATH} ]]
    111     then
    112     local my_arch="${ARCH}"
    113     [[ ${my_arch} = i*86 ]] && my_arch=i386
    114 niro 1935 minstallfile arch/${my_arch}/boot/bzImage \
    115     /boot/kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    116 niro 2 || die
    117     else
    118 niro 1935 minstallfile ${KERNEL_IMAGE_PATH} \
    119     /boot/kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    120 niro 2 || die
    121     fi
    122    
    123     # install System.map
    124 niro 1935 minstallfile System.map \
    125     /boot/System.map-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    126 niro 2 || die
    127    
    128     # install kernel description
    129     echo "
    130     KRNVER=${BRANCH}-${PVER}-${ARCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}
    131     KRNLIB=${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}
    132     KRNIMG=kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}
    133     KRNINITRD=
    134     " > ${BINDIR}/boot/kernelversion || die
    135    
    136     # install kernel-config from srcdir
    137 niro 1935 minstallfile .config \
    138     /boot/config-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    139 niro 2 || die
    140    
    141     # fix build symlink
    142     if [ -L ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build ]
    143     then
    144     echo "fixing build symlink"
    145     rm ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build || die
    146 niro 1935 mlink /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \
    147     /lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build \
    148 niro 2 || die
    149     fi
    150    
    151     # and fixing source symlink
    152     if [ -L ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source ]
    153     then
    154     echo "fixing source symlink"
    155     rm ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source || die
    156 niro 1935 mlink /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \
    157     /lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source \
    158 niro 2 || die
    159     fi
    160     }
    161    
    162     kernel26_sources_src_install()
    163     {
    164     cd ${BUILDDIR}
    165    
    166     echo "Creating linux-${PVER}-${BRANCH}-${PBUILD} sources tarball ... "
    167     tar cvjf ${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 $(basename ${SRCDIR}) || die
    168    
    169     echo "Moving linux-${PVER}-${BRANCH}-${PBUILD} tarball to \${BINDIR}/usr/src ... "
    170 niro 1935 minstalldir /usr/src || die
    171 niro 2 mv ${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 ${BINDIR}/usr/src || die
    172     }
    173    
    174     # installs module-sources path/to/SRCDIR to MODDIR/MODNAME
    175     # kernel26_external_modules_install path/to/SRCDIR DESTDIRNAME
    176     kernel26_external_modules_install()
    177     {
    178     cd ${BUILDDIR}
    179    
    180     local modsrc="$1"
    181     local moddest="$2"
    182     local moddir="${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}"
    183    
    184     echo "Installing ${modsrc} to ${moddir}/${moddest} ..."
    185     install -d ${moddir} || die
    186     mv ${modsrc} ${moddir}/${moddest} || die
    187     }
    188    
    189     kernel26_external_modules_tarball()
    190     {
    191     cd ${BUILDDIR}
    192    
    193     echo "Creating kernel-modules-${PVER}-${BRANCH}-${PBUILD} sources tarball ... "
    194     tar cvjf ${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 \
    195     kernel-modules-${PVER}-${BRANCH}-${PBUILD} || die
    196    
    197     echo "Moving kernel-modules-${PVER}-${BRANCH}-${PBUILD} tarball to \${BINDIR}/usr/src ... "
    198 niro 1935 minstalldir /usr/src || die
    199 niro 2 mv ${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 ${BINDIR}/usr/src || die
    200     }
    201    
    202     kernel26_src_install()
    203     {
    204     case ${KERNEL_TYPE} in
    205     image)
    206     kernel26_image_src_install || die
    207     ;;
    208    
    209     sources)
    210     kernel26_sources_src_install || die
    211     ;;
    212     esac
    213     }
    214    
    215     kernel_major_version()
    216     {
    217     local ksrc="$@"
    218     local kv
    219    
    220     if [[ -z ${ksrc} ]]
    221     then
    222     kv="$(uname -r|cut -d. -f1-2)"
    223     else
    224     local version
    225     local patchlevel
    226    
    227     # get version from makefile
    228     version=$(grep "^VERSION[[:space:]]*=[[:space:]]*[[:digit:]]" ${ksrc}/Makefile | sed "s/^.*=[[:space:]]*\([[:digit:]]\+\)/\1/g")
    229     # get patchlevel from makefile
    230     patchlevel=$(grep "^PATCHLEVEL[[:space:]]*=[[:space:]]*[[:digit:]]" ${ksrc}/Makefile | sed "s/^.*=[[:space:]]*\([[:digit:]]\+\)/\1/g")
    231     # kernelversion
    232     kv="${version}.${patchlevel}"
    233     fi
    234    
    235     echo "${kv}"
    236     }
    237    
    238     mod_suffix()
    239     {
    240     local ksrc="$@"
    241     local mod_suffix
    242    
    243     if [[ $(kernel_major_version ${ksrc}) = 2.6 ]]
    244     then
    245     mod_suffix="ko"
    246     else
    247     mod_suffix="o"
    248     fi
    249    
    250     echo ${mod_suffix}
    251     }
    252    
    253     kernel26_image_preinstall()
    254     {
    255     if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    256     then
    257     mount /boot &> /dev/null
    258     fi
    259     }
    260    
    261     kernel26_image_preremove()
    262     {
    263     if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    264     then
    265     mount /boot &> /dev/null
    266     fi
    267     }
    268    
    269     kernel26_image_postinstall()
    270     {
    271     [ ! -d ${MROOT}/sys ] && install -d ${MROOT}/sys
    272    
    273     # fixes a small glitch in <=mage-0.3.6-r15 with symlinks
    274     [ -f ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} ] && \
    275     rm ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}
    276    
    277     [ -x ${MROOT}/sbin/depmod ] &&
    278     ${MROOT}/sbin/depmod -ae \
    279     -F /boot/System.map-${KPVER}-${KBRANCH}-${KPBUILD} \
    280     ${KPVER}-${KBRANCH}-${KPBUILD}
    281    
    282     # do not run this if ${MROOT} is set !
    283     if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    284     then
    285     new-kernel-pkg -v --mkinitrd --make-default --install ${KPVER}-${KBRANCH}-${KPBUILD}
    286     fi
    287    
    288     # symlink actual kernel to /boot/vmlinuz etc...
    289     ln -snf kernel-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/vmlinuz
    290     ln -snf System.map-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/System.map
    291     ln -snf config-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/config
    292     [[ -f ${MROOT}/boot/initrd-${KPVER}-${KBRANCH}-${KPBUILD}.img ]] &&
    293     ln -snf initrd-${KPVER}-${KBRANCH}-${KPBUILD}.img ${MROOT}/boot/initrd
    294     }
    295    
    296     kernel26_sources_postinstall()
    297     {
    298     if [ ! -d ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} ]
    299     then
    300     echo "Unpacking linux-${KPVER}-${KBRANCH}-${KPBUILD} source tarball ... "
    301     tar xvjf ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 -C ${MROOT}/usr/src
    302     fi
    303    
    304     if [ ! -d ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} ] &&
    305     [ -f ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 ]
    306     then
    307     echo "Unpacking kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} source tarball ... "
    308     tar xvjf ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 -C ${MROOT}/usr/src
    309     fi
    310    
    311     # if not exist create linux symlink
    312     if [ ! -h ${MROOT}/usr/src/linux ]
    313     then
    314     echo "Creating linux -> linux-${KPVER}-${KBRANCH}-${KPBUILD} symlink ... "
    315     [ ! -d ${MROOT}/usr/src ] && install ${MROOT}/usr/src
    316     ln -snf ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} \
    317     ${MROOT}/usr/src/linux || die
    318     fi
    319    
    320     # if not exist create kernel-modules symlink
    321 niro 1075 if [ ! -h ${MROOT}/usr/src/kernel-modules ] &&
    322     [ -d ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} ]
    323 niro 2 then
    324     echo "Creating kernel-modules -> kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} symlink ... "
    325     [ ! -d ${MROOT}/usr/src ] && install ${MROOT}/usr/src
    326     ln -snf ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} \
    327     ${MROOT}/usr/src/kernel-modules || die
    328     fi
    329     }
    330    
    331     export_inherits kernel26 src_prepare src_compile src_install
    332    
    333     # export pre/postinstall functions depending on KERNEL_TYPE
    334     case ${KERNEL_TYPE} in
    335     image)
    336     export_inherits kernel26_image preinstall preremove postinstall
    337     SPECIAL_FUNCTIONS="${SPECIAL_FUNCTIONS} kernel26_image_preinstall kernel26_image_preremove kernel26_image_postinstall"
    338     ;;
    339     sources)
    340     export_inherits kernel26_sources postinstall
    341     SPECIAL_FUNCTIONS="${SPECIAL_FUNCTIONS} kernel26_sources_postinstall"
    342     ;;
    343     esac