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    Contents of /smage/trunk/include/kernel26.sminc

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    Revision 3 - (show annotations) (download)
    Sat Jan 2 16:59:51 2010 UTC (14 years, 3 months ago) by niro
    File size: 10725 byte(s) 
    -initial smage includes
    1 # kernel26 global smage functions
    2 # $Id$
    3
    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 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 : ${SRC_URI=(
    30 http://www.kernel.org/pub/linux/kernel/v${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} ${SRCDIR}/.config || die
    76 make ARCH=${ARCH/i*86/x86} oldconfig || die
    77
    78 case ${KERNEL_TYPE} in
    79 image)
    80 mmake ARCH=${ARCH/i*86/x86} || die
    81 ;;
    82
    83 sources)
    84 make clean || die
    85
    86 # needed to compile other programs like iptables
    87 make ARCH=${ARCH/i*86/x86} prepare || die
    88 # needed to cover >=2.6.14 builds
    89 # but deprecated with >=2.6.21, prepare cover all targets there
    90 [[ $(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
    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 ${SRCDIR}
    102
    103 # needed directories
    104 minstalldir /boot || die
    105
    106 # install modules
    107 make ARCH=${ARCH/i*86/x86} INSTALL_MOD_PATH=${BINDIR} modules_install || die
    108
    109 # install kernelimage
    110 if [[ -z ${KERNEL_IMAGE_PATH} ]]
    111 then
    112 local my_arch="${ARCH}"
    113 [[ ${my_arch} = i*86 ]] && my_arch=i386
    114 minstallfile arch/${my_arch}/boot/bzImage \
    115 /boot/kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    116 || die
    117 else
    118 minstallfile ${KERNEL_IMAGE_PATH} \
    119 /boot/kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    120 || die
    121 fi
    122
    123 # install System.map
    124 minstallfile System.map \
    125 /boot/System.map-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    126 || die
    127
    128 # install Module.symvers in boot and /usr/src
    129 minstallfile Module.symvers \
    130 /boot/Module.symvers-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    131 || die
    132 minstalldir /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} || die
    133 minstallfile Module.symvers \
    134 /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \
    135 || die
    136
    137 # install kernel description
    138 echo "
    139 KRNVER=${BRANCH}-${PVER}-${ARCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}
    140 KRNLIB=${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}
    141 KRNIMG=kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}
    142 KRNINITRD=
    143 " > ${BINDIR}/boot/kernelversion || die
    144
    145 # install kernel-config from srcdir
    146 minstallfile .config \
    147 /boot/config-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    148 || die
    149
    150 # fix build symlink
    151 if [ -L ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build ]
    152 then
    153 echo "fixing build symlink"
    154 rm ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build || die
    155 mlink /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \
    156 /lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build \
    157 || die
    158 fi
    159
    160 # and fixing source symlink
    161 if [ -L ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source ]
    162 then
    163 echo "fixing source symlink"
    164 rm ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source || die
    165 mlink /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \
    166 /lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source \
    167 || die
    168 fi
    169 }
    170
    171 kernel26_sources_src_install()
    172 {
    173 cd ${BUILDDIR}
    174
    175 echo "Creating linux-${PVER}-${BRANCH}-${PBUILD} sources tarball ... "
    176 tar cvjf ${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 $(basename ${SRCDIR}) || die
    177
    178 echo "Moving linux-${PVER}-${BRANCH}-${PBUILD} tarball to \${BINDIR}/usr/src ... "
    179 minstalldir /usr/src || die
    180 mv ${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 ${BINDIR}/usr/src || die
    181 }
    182
    183 # installs module-sources path/to/SRCDIR to MODDIR/MODNAME
    184 # kernel26_external_modules_install path/to/SRCDIR DESTDIRNAME
    185 kernel26_external_modules_install()
    186 {
    187 cd ${BUILDDIR}
    188
    189 local modsrc="$1"
    190 local moddest="$2"
    191 local moddir="${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}"
    192
    193 echo "Installing ${modsrc} to ${moddir}/${moddest} ..."
    194 install -d ${moddir} || die
    195 mv ${modsrc} ${moddir}/${moddest} || die
    196 }
    197
    198 kernel26_external_modules_tarball()
    199 {
    200 cd ${BUILDDIR}
    201
    202 echo "Creating kernel-modules-${PVER}-${BRANCH}-${PBUILD} sources tarball ... "
    203 tar cvjf ${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 \
    204 kernel-modules-${PVER}-${BRANCH}-${PBUILD} || die
    205
    206 echo "Moving kernel-modules-${PVER}-${BRANCH}-${PBUILD} tarball to \${BINDIR}/usr/src ... "
    207 minstalldir /usr/src || die
    208 mv ${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 ${BINDIR}/usr/src || die
    209 }
    210
    211 kernel26_src_install()
    212 {
    213 case ${KERNEL_TYPE} in
    214 image)
    215 kernel26_image_src_install || die
    216 ;;
    217
    218 sources)
    219 kernel26_sources_src_install || die
    220 ;;
    221 esac
    222 }
    223
    224 kernel_major_version()
    225 {
    226 local ksrc="$@"
    227 local kv
    228
    229 if [[ -z ${ksrc} ]]
    230 then
    231 kv="$(uname -r|cut -d. -f1-2)"
    232 else
    233 local version
    234 local patchlevel
    235
    236 # get version from makefile
    237 version=$(grep "^VERSION[[:space:]]*=[[:space:]]*[[:digit:]]" ${ksrc}/Makefile | sed "s/^.*=[[:space:]]*\([[:digit:]]\+\)/\1/g")
    238 # get patchlevel from makefile
    239 patchlevel=$(grep "^PATCHLEVEL[[:space:]]*=[[:space:]]*[[:digit:]]" ${ksrc}/Makefile | sed "s/^.*=[[:space:]]*\([[:digit:]]\+\)/\1/g")
    240 # kernelversion
    241 kv="${version}.${patchlevel}"
    242 fi
    243
    244 echo "${kv}"
    245 }
    246
    247 mod_suffix()
    248 {
    249 local ksrc="$@"
    250 local mod_suffix
    251
    252 if [[ $(kernel_major_version ${ksrc}) = 2.6 ]]
    253 then
    254 mod_suffix="ko"
    255 else
    256 mod_suffix="o"
    257 fi
    258
    259 echo ${mod_suffix}
    260 }
    261
    262 kernel26_image_preinstall()
    263 {
    264 if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    265 then
    266 mount /boot &> /dev/null
    267 fi
    268 }
    269
    270 kernel26_image_preremove()
    271 {
    272 if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    273 then
    274 mount /boot &> /dev/null
    275 fi
    276 }
    277
    278 kernel26_image_postremove()
    279 {
    280 if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    281 then
    282 # remove old image entry from grub
    283 new-kernel-pkg -v --remove ${KPVER}-${KBRANCH}-${KPBUILD}
    284 fi
    285 }
    286
    287 kernel26_image_postinstall()
    288 {
    289 [ ! -d ${MROOT}/sys ] && install -d ${MROOT}/sys
    290
    291 # fixes a small glitch in <=mage-0.3.6-r15 with symlinks
    292 [ -f ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} ] && \
    293 rm ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}
    294
    295 [ -x ${MROOT}/sbin/depmod ] &&
    296 ${MROOT}/sbin/depmod -ae \
    297 -F /boot/System.map-${KPVER}-${KBRANCH}-${KPBUILD} \
    298 ${KPVER}-${KBRANCH}-${KPBUILD}
    299
    300 # do not run this if ${MROOT} is set !
    301 if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    302 then
    303 new-kernel-pkg -v --mkinitrd --make-default --install ${KPVER}-${KBRANCH}-${KPBUILD}
    304 fi
    305
    306 # symlink actual kernel to /boot/vmlinuz etc...
    307 ln -snf kernel-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/vmlinuz
    308 ln -snf System.map-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/System.map
    309 ln -snf config-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/config
    310 [[ -f ${MROOT}/boot/initrd-${KPVER}-${KBRANCH}-${KPBUILD}.img ]] &&
    311 ln -snf initrd-${KPVER}-${KBRANCH}-${KPBUILD}.img ${MROOT}/boot/initrd
    312 }
    313
    314 kernel26_sources_postinstall()
    315 {
    316 # check for linux-VERSION/include as the kernel-image installs
    317 # the file Modules.symver in the linux-VERSION directory
    318 if [ ! -d ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}/include ]
    319 then
    320 echo "Unpacking linux-${KPVER}-${KBRANCH}-${KPBUILD} source tarball ... "
    321 tar xvjf ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 -C ${MROOT}/usr/src
    322 fi
    323
    324 if [ ! -d ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} ] &&
    325 [ -f ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 ]
    326 then
    327 echo "Unpacking kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} source tarball ... "
    328 tar xvjf ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 -C ${MROOT}/usr/src
    329 fi
    330
    331 # if not exist create linux symlink
    332 if [ ! -h ${MROOT}/usr/src/linux ]
    333 then
    334 echo "Creating linux -> linux-${KPVER}-${KBRANCH}-${KPBUILD} symlink ... "
    335 [ ! -d ${MROOT}/usr/src ] && install ${MROOT}/usr/src
    336 ln -snf ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} \
    337 ${MROOT}/usr/src/linux || die
    338 fi
    339
    340 # if not exist create kernel-modules symlink
    341 if [ ! -h ${MROOT}/usr/src/kernel-modules ] &&
    342 [ -d ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} ]
    343 then
    344 echo "Creating kernel-modules -> kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} symlink ... "
    345 [ ! -d ${MROOT}/usr/src ] && install ${MROOT}/usr/src
    346 ln -snf ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} \
    347 ${MROOT}/usr/src/kernel-modules || die
    348 fi
    349 }
    350
    351 export_inherits kernel26 src_prepare src_compile src_install
    352
    353 # export pre/postinstall functions depending on KERNEL_TYPE
    354 case ${KERNEL_TYPE} in
    355 image)
    356 export_inherits kernel26_image preinstall preremove postinstall postremove
    357 SPECIAL_FUNCTIONS="${SPECIAL_FUNCTIONS} kernel26_image_preinstall kernel26_image_preremove kernel26_image_postinstall kernel26_image_postremove"
    358 ;;
    359 sources)
    360 export_inherits kernel26_sources postinstall
    361 SPECIAL_FUNCTIONS="${SPECIAL_FUNCTIONS} kernel26_sources_postinstall"
    362 ;;
    363 esac