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

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    Revision 2949 - (hide annotations) (download)
    Wed Sep 7 09:52:54 2011 UTC (12 years, 8 months ago) by niro
    File size: 11921 byte(s) 
    -fixed SRC_URI to honor 3.0 names
    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 niro 2941 : ${PCATEGORIE="sys-kernel"}
    27 niro 2944 : ${HOMEPAGE="http://magellan-linux.de/"}
    28 niro 1664 : ${SRCFILE="linux-${PVER/${PSUBVER}/}.tar.bz2"}
    29     : ${SRCDIR="${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}"}
    30    
    31 niro 2939 case ${KERNEL_TYPE} in
    32     image|sources)
    33     : ${SRC_URI=(
    34 niro 2949 http://www.kernel.org/pub/linux/kernel/v$(echo ${pver} | cut -d. -f1-2)/${SRCFILE}
    35 niro 2939 mirror://kernel-${BRANCH}/${SRCFILE}
    36     mirror://kernel-${BRANCH}/config-${PVER}-${BRANCH}-${PBUILD}-i686
    37     mirror://kernel-${BRANCH}/config-${PVER}-${BRANCH}-${PBUILD}-x86_64
    38     )}
    39     ;;
    40 niro 2943
    41 niro 2939 headers)
    42 niro 2946 : ${SRC_URI=(
    43 niro 2949 http://www.kernel.org/pub/linux/kernel/v$(echo ${pver} | cut -d. -f1-2)/${SRCFILE}
    44 niro 2939 mirror://kernel-${BRANCH}/${SRCFILE}
    45     )}
    46     ;;
    47     esac
    48 niro 1664
    49 niro 2939 case ${KERNEL_TYPE} in
    50 niro 2940 image)
    51     : ${PROVIDE="virtual/kernel"}
    52     : ${DEPEND=">= sys-apps/module-init-tools-3.2
    53     >= sys-fs/udev-115
    54     >= sys-apps/mkinitrd-5.0.8
    55     >= virtual/initscripts"}
    56 niro 2943 : ${DESCRIPTION="Kernel image of the '${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}' kernel."}
    57 niro 2940 ;;
    58 niro 2943
    59     sources)
    60     : ${PROVIDE="virtual/kernel-sources"}
    61     : ${DESCRIPTION="Kernel sources of the '${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}' kernel."}
    62     ;;
    63    
    64     headers)
    65     : ${PROVIDE="virtual/kernel-headers"}
    66     : ${DESCRIPTION="Sanitized kernel headers for libc."}
    67     ;;
    68 niro 2939 esac
    69 niro 1664
    70     EXTRAVERSION="${PSUBVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}"
    71 niro 1661 KERNEL_CONFIG="${SOURCEDIR}/${PNAME}/config-${PVER}-${BRANCH}-${PBUILD}-${ARCH}"
    72    
    73 niro 1664 # special vars for mage file only
    74     KPVER="${PVER}"
    75     KPBUILD="${PBUILD}"
    76     KBRANCH="${BRANCH}"
    77     SPECIAL_VARS="${SPECIAL_VARS} KPVER KPBUILD KBRANCH"
    78    
    79 niro 2937 kernel_src_prepare()
    80 niro 1661 {
    81     munpack ${SRCFILE} || die
    82     mv ${BUILDDIR}/linux-${PVER/${PSUBVER}/} ${SRCDIR} || die
    83    
    84     # fix permissions
    85     chown -R 0:0 ${SRCDIR} || die
    86     chmod -R a+r-w+X,u+w ${SRCDIR} || die
    87    
    88     cd ${SRCDIR}
    89    
    90     # fixes INSTALL_PATH to /boot and EXTRAVERSION
    91     sed -i -e 's:#export\tINSTALL_PATH:export\tINSTALL_PATH:' \
    92     -e "s:^\(EXTRAVERSION =\).*:\1 ${EXTRAVERSION}:" Makefile || die
    93     }
    94    
    95 niro 2937 kernel_src_compile()
    96 niro 1661 {
    97     cd ${SRCDIR}
    98    
    99     make mrproper || die
    100    
    101 niro 2939 if [[ ${KERNEL_TYPE} = sources ]] || [[ ${KERNEL_TYPE} = image ]]
    102     then
    103     # inject our kernel config
    104     cp ${KERNEL_CONFIG} ${SRCDIR}/.config || die
    105     make ARCH=${ARCH/i*86/x86} oldconfig || die
    106     fi
    107 niro 1661
    108     case ${KERNEL_TYPE} in
    109     image)
    110 niro 1664 mmake ARCH=${ARCH/i*86/x86} || die
    111 niro 1661 ;;
    112    
    113 niro 2939 headers)
    114     make ARCH=${ARCH/i*86/x86} headers_check || die
    115     ;;
    116    
    117 niro 1661 sources)
    118     make clean || die
    119    
    120     # needed to compile other programs like iptables
    121 niro 1664 make ARCH=${ARCH/i*86/x86} prepare || die
    122 niro 1661 # needed to cover >=2.6.14 builds
    123 niro 1664 # but deprecated with >=2.6.21, prepare cover all targets there
    124 niro 2938 local kver=$(echo ${PVER} | sed "s:\.::g")
    125     # honor >=3.0.x; add one zero
    126     if [[ ${PVER%%.*} -gt 2 ]]
    127     then
    128     kver="${kver}0"
    129     fi
    130     if [[ ${kver} < 2621 ]]
    131     then
    132     make ARCH=${ARCH/i*86/x86} prepare-all || die
    133     fi
    134 niro 1664 make ARCH=${ARCH/i*86/x86} scripts || die
    135 niro 1661
    136     # at least alsa-drivers needs this one ...
    137     touch include/linux/autoconf.h || die
    138     ;;
    139     esac
    140     }
    141    
    142 niro 2937 kernel_image_src_install()
    143 niro 1661 {
    144     cd ${SRCDIR}
    145    
    146     # needed directories
    147 niro 1664 minstalldir /boot || die
    148 niro 1661
    149     # install modules
    150 niro 1664 make ARCH=${ARCH/i*86/x86} INSTALL_MOD_PATH=${BINDIR} modules_install || die
    151 niro 1661
    152     # install kernelimage
    153 niro 1664 if [[ -z ${KERNEL_IMAGE_PATH} ]]
    154     then
    155     local my_arch="${ARCH}"
    156     [[ ${my_arch} = i*86 ]] && my_arch=i386
    157     minstallfile arch/${my_arch}/boot/bzImage \
    158     /boot/kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    159     || die
    160     else
    161     minstallfile ${KERNEL_IMAGE_PATH} \
    162     /boot/kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    163     || die
    164     fi
    165 niro 1661
    166     # install System.map
    167 niro 1664 minstallfile System.map \
    168     /boot/System.map-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    169 niro 1661 || die
    170    
    171 niro 1664 # install Module.symvers in boot and /usr/src
    172     minstallfile Module.symvers \
    173     /boot/Module.symvers-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    174     || die
    175     minstalldir /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} || die
    176     minstallfile Module.symvers \
    177     /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \
    178     || die
    179    
    180 niro 1661 # install kernel description
    181     echo "
    182 niro 1664 KRNVER=${BRANCH}-${PVER}-${ARCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}
    183     KRNLIB=${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}
    184     KRNIMG=kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}
    185 niro 1661 KRNINITRD=
    186     " > ${BINDIR}/boot/kernelversion || die
    187    
    188     # install kernel-config from srcdir
    189 niro 1664 minstallfile .config \
    190     /boot/config-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    191 niro 1661 || die
    192    
    193     # fix build symlink
    194 niro 1664 if [ -L ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build ]
    195 niro 1661 then
    196     echo "fixing build symlink"
    197 niro 1664 rm ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build || die
    198     mlink /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \
    199     /lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build \
    200 niro 1661 || die
    201     fi
    202    
    203     # and fixing source symlink
    204 niro 1664 if [ -L ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source ]
    205 niro 1661 then
    206     echo "fixing source symlink"
    207 niro 1664 rm ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source || die
    208     mlink /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \
    209     /lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source \
    210 niro 1661 || die
    211     fi
    212     }
    213    
    214 niro 2939 kernel_headers_src_install()
    215     {
    216     cd ${SRCDIR}
    217     make ARCH=${ARCH/i*86/x86} INSTALL_HDR_PATH=${BINDIR}/usr headers_install || die
    218     }
    219    
    220 niro 2937 kernel_sources_src_install()
    221 niro 1661 {
    222     cd ${BUILDDIR}
    223    
    224     echo "Creating linux-${PVER}-${BRANCH}-${PBUILD} sources tarball ... "
    225     tar cvjf ${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 $(basename ${SRCDIR}) || die
    226    
    227     echo "Moving linux-${PVER}-${BRANCH}-${PBUILD} tarball to \${BINDIR}/usr/src ... "
    228 niro 1664 minstalldir /usr/src || die
    229 niro 1661 mv ${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 ${BINDIR}/usr/src || die
    230     }
    231    
    232     # installs module-sources path/to/SRCDIR to MODDIR/MODNAME
    233 niro 2937 # kernel_external_modules_install path/to/SRCDIR DESTDIRNAME
    234     kernel_external_modules_install()
    235 niro 1661 {
    236     cd ${BUILDDIR}
    237    
    238     local modsrc="$1"
    239     local moddest="$2"
    240     local moddir="${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}"
    241    
    242     echo "Installing ${modsrc} to ${moddir}/${moddest} ..."
    243     install -d ${moddir} || die
    244     mv ${modsrc} ${moddir}/${moddest} || die
    245     }
    246    
    247 niro 2937 kernel_external_modules_tarball()
    248 niro 1661 {
    249     cd ${BUILDDIR}
    250    
    251     echo "Creating kernel-modules-${PVER}-${BRANCH}-${PBUILD} sources tarball ... "
    252     tar cvjf ${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 \
    253     kernel-modules-${PVER}-${BRANCH}-${PBUILD} || die
    254    
    255     echo "Moving kernel-modules-${PVER}-${BRANCH}-${PBUILD} tarball to \${BINDIR}/usr/src ... "
    256 niro 1664 minstalldir /usr/src || die
    257 niro 1661 mv ${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 ${BINDIR}/usr/src || die
    258     }
    259    
    260 niro 2937 kernel_src_install()
    261 niro 1661 {
    262     case ${KERNEL_TYPE} in
    263     image)
    264 niro 2937 kernel_image_src_install || die
    265 niro 1661 ;;
    266    
    267 niro 2939 headers)
    268     kernel_headers_src_install || die
    269     ;;
    270    
    271 niro 1661 sources)
    272 niro 2937 kernel_sources_src_install || die
    273 niro 1661 ;;
    274     esac
    275     }
    276    
    277     kernel_major_version()
    278     {
    279     local ksrc="$@"
    280     local kv
    281    
    282     if [[ -z ${ksrc} ]]
    283     then
    284     kv="$(uname -r|cut -d. -f1-2)"
    285     else
    286     local version
    287     local patchlevel
    288    
    289     # get version from makefile
    290     version=$(grep "^VERSION[[:space:]]*=[[:space:]]*[[:digit:]]" ${ksrc}/Makefile | sed "s/^.*=[[:space:]]*\([[:digit:]]\+\)/\1/g")
    291     # get patchlevel from makefile
    292     patchlevel=$(grep "^PATCHLEVEL[[:space:]]*=[[:space:]]*[[:digit:]]" ${ksrc}/Makefile | sed "s/^.*=[[:space:]]*\([[:digit:]]\+\)/\1/g")
    293     # kernelversion
    294     kv="${version}.${patchlevel}"
    295     fi
    296    
    297     echo "${kv}"
    298     }
    299    
    300     mod_suffix()
    301     {
    302     local ksrc="$@"
    303     local mod_suffix
    304 niro 2938 local kmv
    305 niro 1661
    306 niro 2938 kmv=$(kernel_major_version ${ksrc})
    307     if [[ ${kmv//.} -ge 26 ]]
    308 niro 1661 then
    309     mod_suffix="ko"
    310     else
    311     mod_suffix="o"
    312     fi
    313    
    314     echo ${mod_suffix}
    315     }
    316    
    317 niro 2937 kernel_image_preinstall()
    318 niro 1664 {
    319     if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    320     then
    321     mount /boot &> /dev/null
    322     fi
    323     }
    324    
    325 niro 2937 kernel_image_preremove()
    326 niro 1664 {
    327     if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    328     then
    329     mount /boot &> /dev/null
    330     fi
    331     }
    332    
    333 niro 2937 kernel_image_postremove()
    334 niro 1664 {
    335     if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    336     then
    337     # remove old image entry from grub
    338     new-kernel-pkg -v --rminitrd --remove ${KPVER}-${KBRANCH}-${KPBUILD}
    339     fi
    340     }
    341    
    342 niro 2937 kernel_image_postinstall()
    343 niro 1664 {
    344     [ ! -d ${MROOT}/sys ] && install -d ${MROOT}/sys
    345    
    346     # fixes a small glitch in <=mage-0.3.6-r15 with symlinks
    347     [ -f ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} ] && \
    348     rm ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}
    349    
    350     [ -x ${MROOT}/sbin/depmod ] &&
    351     ${MROOT}/sbin/depmod -ae \
    352     -F /boot/System.map-${KPVER}-${KBRANCH}-${KPBUILD} \
    353     ${KPVER}-${KBRANCH}-${KPBUILD}
    354    
    355     # do not run this if ${MROOT} is set !
    356     if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    357     then
    358     new-kernel-pkg -v --mkinitrd --make-default --install ${KPVER}-${KBRANCH}-${KPBUILD}
    359     fi
    360    
    361     # symlink actual kernel to /boot/vmlinuz etc...
    362     ln -snf kernel-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/vmlinuz
    363     ln -snf System.map-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/System.map
    364     ln -snf config-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/config
    365     [[ -f ${MROOT}/boot/initrd-${KPVER}-${KBRANCH}-${KPBUILD}.img ]] &&
    366     ln -snf initrd-${KPVER}-${KBRANCH}-${KPBUILD}.img ${MROOT}/boot/initrd
    367     }
    368    
    369 niro 2937 kernel_sources_postinstall()
    370 niro 1664 {
    371     # check for linux-VERSION/include as the kernel-image installs
    372     # the file Modules.symver in the linux-VERSION directory
    373     if [ ! -d ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}/include ]
    374     then
    375     echo "Unpacking linux-${KPVER}-${KBRANCH}-${KPBUILD} source tarball ... "
    376     tar xvjf ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 -C ${MROOT}/usr/src
    377     fi
    378    
    379     if [ ! -d ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} ] &&
    380     [ -f ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 ]
    381     then
    382     echo "Unpacking kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} source tarball ... "
    383     tar xvjf ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 -C ${MROOT}/usr/src
    384     fi
    385    
    386     # if not exist create linux symlink
    387     if [ ! -h ${MROOT}/usr/src/linux ]
    388     then
    389     echo "Creating linux -> linux-${KPVER}-${KBRANCH}-${KPBUILD} symlink ... "
    390     [ ! -d ${MROOT}/usr/src ] && install ${MROOT}/usr/src
    391     ln -snf ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} \
    392     ${MROOT}/usr/src/linux || die
    393     fi
    394    
    395     # if not exist create kernel-modules symlink
    396     if [ ! -h ${MROOT}/usr/src/kernel-modules ] &&
    397     [ -d ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} ]
    398     then
    399     echo "Creating kernel-modules -> kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} symlink ... "
    400     [ ! -d ${MROOT}/usr/src ] && install ${MROOT}/usr/src
    401     ln -snf ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} \
    402     ${MROOT}/usr/src/kernel-modules || die
    403     fi
    404     }
    405    
    406 niro 2937 export_inherits kernel src_prepare src_compile src_install
    407 niro 1664
    408     # export pre/postinstall functions depending on KERNEL_TYPE
    409     case ${KERNEL_TYPE} in
    410     image)
    411 niro 2937 export_inherits kernel_image preinstall preremove postinstall postremove
    412     SPECIAL_FUNCTIONS="${SPECIAL_FUNCTIONS} kernel_image_preinstall kernel_image_preremove kernel_image_postinstall kernel_image_postremove"
    413 niro 1664 ;;
    414     sources)
    415 niro 2937 export_inherits kernel_sources postinstall
    416     SPECIAL_FUNCTIONS="${SPECIAL_FUNCTIONS} kernel_sources_postinstall"
    417 niro 1664 ;;
    418     esac