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

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    Revision 1075 - (show annotations) (download)
    Sun Feb 8 22:51:56 2009 UTC (15 years, 2 months ago) by niro
    File size: 10302 byte(s) 
    -only create the kernel-modules symlink when a external modules directory was found
    1 # kernel26 global smage functions
    2 # $Header: /magellan-cvs/smage/include/kernel26.sminc,v 1.25 2008/05/24 09:33:17 niro Exp $
    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 # remove me when all distris support this:
    16 if [[ ${USE_KERNEL_ARCH_EXTENSION} = true ]]
    17 then
    18 KERNEL_ARCH_EXTENSION="-${ARCH}"
    19 else
    20 KERNEL_ARCH_EXTENSION=""
    21 fi
    22
    23 # some sane defaults
    24 : ${SRCFILE="linux-${PVER/${PSUBVER}/}.tar.bz2"}
    25 : ${SRCDIR="${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}"}
    26
    27 : ${SRC_URI=(
    28 http://www.kernel.org/pub/linux/kernel/v${PVER:0:3}/${SRCFILE}
    29 mirror://kernel26-${BRANCH}/${SRCFILE}
    30 mirror://kernel26-${BRANCH}/config-${PVER}-${BRANCH}-${PBUILD}-i686
    31 mirror://kernel26-${BRANCH}/config-${PVER}-${BRANCH}-${PBUILD}-x86_64
    32 )}
    33
    34 : ${DEPEND=">= sys-apps/module-init-tools-3.2
    35 >= sys-fs/udev-115
    36 >= sys-apps/mkinitrd-5.0.8
    37 >= sys-apps/initscripts-0.4.3"}
    38
    39 : ${PROVIDE="virtual/kernel"}
    40
    41 EXTRAVERSION="${PSUBVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}"
    42 KERNEL_CONFIG="${SOURCEDIR}/${PNAME}/config-${PVER}-${BRANCH}-${PBUILD}-${ARCH}"
    43
    44 # special vars for mage file only
    45 KPVER="${PVER}"
    46 KPBUILD="${PBUILD}"
    47 KBRANCH="${BRANCH}"
    48 SPECIAL_VARS="${SPECIAL_VARS} KPVER KPBUILD KBRANCH"
    49
    50 kernel26_src_prepare()
    51 {
    52 munpack ${SRCFILE} || die
    53 mv ${BUILDDIR}/linux-${PVER/${PSUBVER}/} ${SRCDIR} || die
    54
    55 # fix permissions
    56 chown -R 0:0 ${SRCDIR} || die
    57 chmod -R a+r-w+X,u+w ${SRCDIR} || die
    58
    59 cd ${SRCDIR}
    60
    61 # fixes INSTALL_PATH to /boot and EXTRAVERSION
    62 sed -i -e 's:#export\tINSTALL_PATH:export\tINSTALL_PATH:' \
    63 -e "s:^\(EXTRAVERSION =\).*:\1 ${EXTRAVERSION}:" Makefile || die
    64 }
    65
    66 kernel26_src_compile()
    67 {
    68 cd ${SRCDIR}
    69
    70 make mrproper || die
    71
    72 # inject our kernel config
    73 cp ${KERNEL_CONFIG} ${SRCDIR}/.config || die
    74 make ARCH=${ARCH/i*86/x86} oldconfig || die
    75
    76 case ${KERNEL_TYPE} in
    77 image)
    78 mmake ARCH=${ARCH/i*86/x86} || die
    79 ;;
    80
    81 sources)
    82 make clean || die
    83
    84 # needed to compile other programs like iptables
    85 make ARCH=${ARCH/i*86/x86} prepare || die
    86 # needed to cover >=2.6.14 builds
    87 # but deprecated with >=2.6.21, prepare cover all targets there
    88 [[ $(echo ${PVER} | sed "s:\.::g") < 2621 ]] && { make ARCH=${ARCH/i*86/x86} prepare-all || die; }
    89 make ARCH=${ARCH/i*86/x86} scripts || die
    90
    91 # at least alsa-drivers needs this one ...
    92 touch include/linux/autoconf.h || die
    93 ;;
    94 esac
    95 }
    96
    97 kernel26_image_src_install()
    98 {
    99 cd ${SRCDIR}
    100
    101 # needed directories
    102 install -d ${BINDIR}/boot || die
    103
    104 # install modules
    105 make ARCH=${ARCH/i*86/x86} INSTALL_MOD_PATH=${BINDIR} modules_install || die
    106
    107 # install kernelimage
    108 if [[ -z ${KERNEL_IMAGE_PATH} ]]
    109 then
    110 local my_arch="${ARCH}"
    111 [[ ${my_arch} = i*86 ]] && my_arch=i386
    112 install -m 0644 -o root -g root \
    113 arch/${my_arch}/boot/bzImage \
    114 ${BINDIR}/boot/kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    115 || die
    116 else
    117 install -m 0644 -o root -g root \
    118 ${KERNEL_IMAGE_PATH} \
    119 ${BINDIR}/boot/kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    120 || die
    121 fi
    122
    123 # install System.map
    124 install -m 0644 -o root -g root \
    125 System.map \
    126 ${BINDIR}/boot/System.map-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    127 || die
    128
    129 # install kernel description
    130 echo "
    131 KRNVER=${BRANCH}-${PVER}-${ARCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}
    132 KRNLIB=${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}
    133 KRNIMG=kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}
    134 KRNINITRD=
    135 " > ${BINDIR}/boot/kernelversion || die
    136
    137 # install kernel-config from srcdir
    138 install -m 0644 -o root -g root \
    139 .config \
    140 ${BINDIR}/boot/config-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    141 || die
    142
    143 # fix build symlink
    144 if [ -L ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build ]
    145 then
    146 echo "fixing build symlink"
    147 rm ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build || die
    148 ln -snf /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \
    149 ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build \
    150 || die
    151 fi
    152
    153 # and fixing source symlink
    154 if [ -L ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source ]
    155 then
    156 echo "fixing source symlink"
    157 rm ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source || die
    158 ln -snf /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \
    159 ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source \
    160 || die
    161 fi
    162 }
    163
    164 kernel26_sources_src_install()
    165 {
    166 cd ${BUILDDIR}
    167
    168 echo "Creating linux-${PVER}-${BRANCH}-${PBUILD} sources tarball ... "
    169 tar cvjf ${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 $(basename ${SRCDIR}) || die
    170
    171 echo "Moving linux-${PVER}-${BRANCH}-${PBUILD} tarball to \${BINDIR}/usr/src ... "
    172 install -d ${BINDIR}/usr/src || die
    173 mv ${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 ${BINDIR}/usr/src || die
    174 }
    175
    176 # installs module-sources path/to/SRCDIR to MODDIR/MODNAME
    177 # kernel26_external_modules_install path/to/SRCDIR DESTDIRNAME
    178 kernel26_external_modules_install()
    179 {
    180 cd ${BUILDDIR}
    181
    182 local modsrc="$1"
    183 local moddest="$2"
    184 local moddir="${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}"
    185
    186 echo "Installing ${modsrc} to ${moddir}/${moddest} ..."
    187 install -d ${moddir} || die
    188 mv ${modsrc} ${moddir}/${moddest} || die
    189 }
    190
    191 kernel26_external_modules_tarball()
    192 {
    193 cd ${BUILDDIR}
    194
    195 echo "Creating kernel-modules-${PVER}-${BRANCH}-${PBUILD} sources tarball ... "
    196 tar cvjf ${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 \
    197 kernel-modules-${PVER}-${BRANCH}-${PBUILD} || die
    198
    199 echo "Moving kernel-modules-${PVER}-${BRANCH}-${PBUILD} tarball to \${BINDIR}/usr/src ... "
    200 install -d ${BINDIR}/usr/src || die
    201 mv ${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 ${BINDIR}/usr/src || die
    202 }
    203
    204 kernel26_src_install()
    205 {
    206 case ${KERNEL_TYPE} in
    207 image)
    208 kernel26_image_src_install || die
    209 ;;
    210
    211 sources)
    212 kernel26_sources_src_install || die
    213 ;;
    214 esac
    215 }
    216
    217 kernel_major_version()
    218 {
    219 local ksrc="$@"
    220 local kv
    221
    222 if [[ -z ${ksrc} ]]
    223 then
    224 kv="$(uname -r|cut -d. -f1-2)"
    225 else
    226 local version
    227 local patchlevel
    228
    229 # get version from makefile
    230 version=$(grep "^VERSION[[:space:]]*=[[:space:]]*[[:digit:]]" ${ksrc}/Makefile | sed "s/^.*=[[:space:]]*\([[:digit:]]\+\)/\1/g")
    231 # get patchlevel from makefile
    232 patchlevel=$(grep "^PATCHLEVEL[[:space:]]*=[[:space:]]*[[:digit:]]" ${ksrc}/Makefile | sed "s/^.*=[[:space:]]*\([[:digit:]]\+\)/\1/g")
    233 # kernelversion
    234 kv="${version}.${patchlevel}"
    235 fi
    236
    237 echo "${kv}"
    238 }
    239
    240 mod_suffix()
    241 {
    242 local ksrc="$@"
    243 local mod_suffix
    244
    245 if [[ $(kernel_major_version ${ksrc}) = 2.6 ]]
    246 then
    247 mod_suffix="ko"
    248 else
    249 mod_suffix="o"
    250 fi
    251
    252 echo ${mod_suffix}
    253 }
    254
    255 kernel26_image_preinstall()
    256 {
    257 if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    258 then
    259 mount /boot &> /dev/null
    260 fi
    261 }
    262
    263 kernel26_image_preremove()
    264 {
    265 if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    266 then
    267 mount /boot &> /dev/null
    268 fi
    269 }
    270
    271 kernel26_image_postinstall()
    272 {
    273 [ ! -d ${MROOT}/sys ] && install -d ${MROOT}/sys
    274
    275 # fixes a small glitch in <=mage-0.3.6-r15 with symlinks
    276 [ -f ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} ] && \
    277 rm ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}
    278
    279 [ -x ${MROOT}/sbin/depmod ] &&
    280 ${MROOT}/sbin/depmod -ae \
    281 -F /boot/System.map-${KPVER}-${KBRANCH}-${KPBUILD} \
    282 ${KPVER}-${KBRANCH}-${KPBUILD}
    283
    284 # do not run this if ${MROOT} is set !
    285 if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    286 then
    287 new-kernel-pkg -v --mkinitrd --make-default --install ${KPVER}-${KBRANCH}-${KPBUILD}
    288 fi
    289
    290 # symlink actual kernel to /boot/vmlinuz etc...
    291 ln -snf kernel-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/vmlinuz
    292 ln -snf System.map-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/System.map
    293 ln -snf config-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/config
    294 [[ -f ${MROOT}/boot/initrd-${KPVER}-${KBRANCH}-${KPBUILD}.img ]] &&
    295 ln -snf initrd-${KPVER}-${KBRANCH}-${KPBUILD}.img ${MROOT}/boot/initrd
    296 }
    297
    298 kernel26_sources_postinstall()
    299 {
    300 if [ ! -d ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} ]
    301 then
    302 echo "Unpacking linux-${KPVER}-${KBRANCH}-${KPBUILD} source tarball ... "
    303 tar xvjf ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 -C ${MROOT}/usr/src
    304 fi
    305
    306 if [ ! -d ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} ] &&
    307 [ -f ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 ]
    308 then
    309 echo "Unpacking kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} source tarball ... "
    310 tar xvjf ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 -C ${MROOT}/usr/src
    311 fi
    312
    313 # if not exist create linux symlink
    314 if [ ! -h ${MROOT}/usr/src/linux ]
    315 then
    316 echo "Creating linux -> linux-${KPVER}-${KBRANCH}-${KPBUILD} symlink ... "
    317 [ ! -d ${MROOT}/usr/src ] && install ${MROOT}/usr/src
    318 ln -snf ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} \
    319 ${MROOT}/usr/src/linux || die
    320 fi
    321
    322 # if not exist create kernel-modules symlink
    323 if [ ! -h ${MROOT}/usr/src/kernel-modules ] &&
    324 [ -d ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} ]
    325 then
    326 echo "Creating kernel-modules -> kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} symlink ... "
    327 [ ! -d ${MROOT}/usr/src ] && install ${MROOT}/usr/src
    328 ln -snf ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} \
    329 ${MROOT}/usr/src/kernel-modules || die
    330 fi
    331 }
    332
    333 export_inherits kernel26 src_prepare src_compile src_install
    334
    335 # export pre/postinstall functions depending on KERNEL_TYPE
    336 case ${KERNEL_TYPE} in
    337 image)
    338 export_inherits kernel26_image preinstall preremove postinstall
    339 SPECIAL_FUNCTIONS="${SPECIAL_FUNCTIONS} kernel26_image_preinstall kernel26_image_preremove kernel26_image_postinstall"
    340 ;;
    341 sources)
    342 export_inherits kernel26_sources postinstall
    343 SPECIAL_FUNCTIONS="${SPECIAL_FUNCTIONS} kernel26_sources_postinstall"
    344 ;;
    345 esac