Contents of /smage/trunk/include/kernel.sminc
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Revision 2942 -
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Tue Sep 6 19:13:26 2011 UTC (13 years ago) by niro
File size: 11600 byte(s)
Tue Sep 6 19:13:26 2011 UTC (13 years ago) by niro
File size: 11600 byte(s)
-sane HOMEPAGE default
1 | # kernel global smage functions |
2 | # $Id$ |
3 | |
4 | # needed extra vars: |
5 | # ${KERNEL_TYPE}: needed, 'sources', 'headers' 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 | : ${PCATEGORIE="sys-kernel"} |
27 | : ${HOMEPAGE="http://kernel.org/"} |
28 | : ${SRCFILE="linux-${PVER/${PSUBVER}/}.tar.bz2"} |
29 | : ${SRCDIR="${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}"} |
30 | |
31 | case ${KERNEL_TYPE} in |
32 | image|sources) |
33 | : ${SRC_URI=( |
34 | http://www.kernel.org/pub/linux/kernel/v${PVER%%.*}/${SRCFILE} |
35 | mirror://kernel-${BRANCH}/${SRCFILE} |
36 | mirror://kernel-${BRANCH}/config-${PVER}-${BRANCH}-${PBUILD}-i686 |
37 | mirror://kernel-${BRANCH}/config-${PVER}-${BRANCH}-${PBUILD}-x86_64 |
38 | )} |
39 | ;; |
40 | headers) |
41 | : ${SRC_URI=( |
42 | http://www.kernel.org/pub/linux/kernel/v${PVER%%.*}/${SRCFILE} |
43 | mirror://kernel-${BRANCH}/${SRCFILE} |
44 | )} |
45 | ;; |
46 | esac |
47 | |
48 | case ${KERNEL_TYPE} in |
49 | image) |
50 | : ${PROVIDE="virtual/kernel"} |
51 | : ${DEPEND=">= sys-apps/module-init-tools-3.2 |
52 | >= sys-fs/udev-115 |
53 | >= sys-apps/mkinitrd-5.0.8 |
54 | >= virtual/initscripts"} |
55 | ;; |
56 | sources) : ${PROVIDE="virtual/kernel-sources"} ;; |
57 | headers) : ${PROVIDE="virtual/kernel-headers"} ;; |
58 | esac |
59 | |
60 | EXTRAVERSION="${PSUBVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}" |
61 | KERNEL_CONFIG="${SOURCEDIR}/${PNAME}/config-${PVER}-${BRANCH}-${PBUILD}-${ARCH}" |
62 | |
63 | # special vars for mage file only |
64 | KPVER="${PVER}" |
65 | KPBUILD="${PBUILD}" |
66 | KBRANCH="${BRANCH}" |
67 | SPECIAL_VARS="${SPECIAL_VARS} KPVER KPBUILD KBRANCH" |
68 | |
69 | kernel_src_prepare() |
70 | { |
71 | munpack ${SRCFILE} || die |
72 | mv ${BUILDDIR}/linux-${PVER/${PSUBVER}/} ${SRCDIR} || die |
73 | |
74 | # fix permissions |
75 | chown -R 0:0 ${SRCDIR} || die |
76 | chmod -R a+r-w+X,u+w ${SRCDIR} || die |
77 | |
78 | cd ${SRCDIR} |
79 | |
80 | # fixes INSTALL_PATH to /boot and EXTRAVERSION |
81 | sed -i -e 's:#export\tINSTALL_PATH:export\tINSTALL_PATH:' \ |
82 | -e "s:^\(EXTRAVERSION =\).*:\1 ${EXTRAVERSION}:" Makefile || die |
83 | } |
84 | |
85 | kernel_src_compile() |
86 | { |
87 | cd ${SRCDIR} |
88 | |
89 | make mrproper || die |
90 | |
91 | if [[ ${KERNEL_TYPE} = sources ]] || [[ ${KERNEL_TYPE} = image ]] |
92 | then |
93 | # inject our kernel config |
94 | cp ${KERNEL_CONFIG} ${SRCDIR}/.config || die |
95 | make ARCH=${ARCH/i*86/x86} oldconfig || die |
96 | fi |
97 | |
98 | case ${KERNEL_TYPE} in |
99 | image) |
100 | mmake ARCH=${ARCH/i*86/x86} || die |
101 | ;; |
102 | |
103 | headers) |
104 | make ARCH=${ARCH/i*86/x86} headers_check || die |
105 | ;; |
106 | |
107 | sources) |
108 | make clean || die |
109 | |
110 | # needed to compile other programs like iptables |
111 | make ARCH=${ARCH/i*86/x86} prepare || die |
112 | # needed to cover >=2.6.14 builds |
113 | # but deprecated with >=2.6.21, prepare cover all targets there |
114 | local kver=$(echo ${PVER} | sed "s:\.::g") |
115 | # honor >=3.0.x; add one zero |
116 | if [[ ${PVER%%.*} -gt 2 ]] |
117 | then |
118 | kver="${kver}0" |
119 | fi |
120 | if [[ ${kver} < 2621 ]] |
121 | then |
122 | make ARCH=${ARCH/i*86/x86} prepare-all || die |
123 | fi |
124 | make ARCH=${ARCH/i*86/x86} scripts || die |
125 | |
126 | # at least alsa-drivers needs this one ... |
127 | touch include/linux/autoconf.h || die |
128 | ;; |
129 | esac |
130 | } |
131 | |
132 | kernel_image_src_install() |
133 | { |
134 | cd ${SRCDIR} |
135 | |
136 | # needed directories |
137 | minstalldir /boot || die |
138 | |
139 | # install modules |
140 | make ARCH=${ARCH/i*86/x86} INSTALL_MOD_PATH=${BINDIR} modules_install || die |
141 | |
142 | # install kernelimage |
143 | if [[ -z ${KERNEL_IMAGE_PATH} ]] |
144 | then |
145 | local my_arch="${ARCH}" |
146 | [[ ${my_arch} = i*86 ]] && my_arch=i386 |
147 | minstallfile arch/${my_arch}/boot/bzImage \ |
148 | /boot/kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \ |
149 | || die |
150 | else |
151 | minstallfile ${KERNEL_IMAGE_PATH} \ |
152 | /boot/kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \ |
153 | || die |
154 | fi |
155 | |
156 | # install System.map |
157 | minstallfile System.map \ |
158 | /boot/System.map-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \ |
159 | || die |
160 | |
161 | # install Module.symvers in boot and /usr/src |
162 | minstallfile Module.symvers \ |
163 | /boot/Module.symvers-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \ |
164 | || die |
165 | minstalldir /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} || die |
166 | minstallfile Module.symvers \ |
167 | /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \ |
168 | || die |
169 | |
170 | # install kernel description |
171 | echo " |
172 | KRNVER=${BRANCH}-${PVER}-${ARCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} |
173 | KRNLIB=${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} |
174 | KRNIMG=kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} |
175 | KRNINITRD= |
176 | " > ${BINDIR}/boot/kernelversion || die |
177 | |
178 | # install kernel-config from srcdir |
179 | minstallfile .config \ |
180 | /boot/config-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \ |
181 | || die |
182 | |
183 | # fix build symlink |
184 | if [ -L ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build ] |
185 | then |
186 | echo "fixing build symlink" |
187 | rm ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build || die |
188 | mlink /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \ |
189 | /lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build \ |
190 | || die |
191 | fi |
192 | |
193 | # and fixing source symlink |
194 | if [ -L ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source ] |
195 | then |
196 | echo "fixing source symlink" |
197 | rm ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source || die |
198 | mlink /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \ |
199 | /lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source \ |
200 | || die |
201 | fi |
202 | } |
203 | |
204 | kernel_headers_src_install() |
205 | { |
206 | cd ${SRCDIR} |
207 | make ARCH=${ARCH/i*86/x86} INSTALL_HDR_PATH=${BINDIR}/usr headers_install || die |
208 | } |
209 | |
210 | kernel_sources_src_install() |
211 | { |
212 | cd ${BUILDDIR} |
213 | |
214 | echo "Creating linux-${PVER}-${BRANCH}-${PBUILD} sources tarball ... " |
215 | tar cvjf ${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 $(basename ${SRCDIR}) || die |
216 | |
217 | echo "Moving linux-${PVER}-${BRANCH}-${PBUILD} tarball to \${BINDIR}/usr/src ... " |
218 | minstalldir /usr/src || die |
219 | mv ${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 ${BINDIR}/usr/src || die |
220 | } |
221 | |
222 | # installs module-sources path/to/SRCDIR to MODDIR/MODNAME |
223 | # kernel_external_modules_install path/to/SRCDIR DESTDIRNAME |
224 | kernel_external_modules_install() |
225 | { |
226 | cd ${BUILDDIR} |
227 | |
228 | local modsrc="$1" |
229 | local moddest="$2" |
230 | local moddir="${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}" |
231 | |
232 | echo "Installing ${modsrc} to ${moddir}/${moddest} ..." |
233 | install -d ${moddir} || die |
234 | mv ${modsrc} ${moddir}/${moddest} || die |
235 | } |
236 | |
237 | kernel_external_modules_tarball() |
238 | { |
239 | cd ${BUILDDIR} |
240 | |
241 | echo "Creating kernel-modules-${PVER}-${BRANCH}-${PBUILD} sources tarball ... " |
242 | tar cvjf ${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 \ |
243 | kernel-modules-${PVER}-${BRANCH}-${PBUILD} || die |
244 | |
245 | echo "Moving kernel-modules-${PVER}-${BRANCH}-${PBUILD} tarball to \${BINDIR}/usr/src ... " |
246 | minstalldir /usr/src || die |
247 | mv ${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 ${BINDIR}/usr/src || die |
248 | } |
249 | |
250 | kernel_src_install() |
251 | { |
252 | case ${KERNEL_TYPE} in |
253 | image) |
254 | kernel_image_src_install || die |
255 | ;; |
256 | |
257 | headers) |
258 | kernel_headers_src_install || die |
259 | ;; |
260 | |
261 | sources) |
262 | kernel_sources_src_install || die |
263 | ;; |
264 | esac |
265 | } |
266 | |
267 | kernel_major_version() |
268 | { |
269 | local ksrc="$@" |
270 | local kv |
271 | |
272 | if [[ -z ${ksrc} ]] |
273 | then |
274 | kv="$(uname -r|cut -d. -f1-2)" |
275 | else |
276 | local version |
277 | local patchlevel |
278 | |
279 | # get version from makefile |
280 | version=$(grep "^VERSION[[:space:]]*=[[:space:]]*[[:digit:]]" ${ksrc}/Makefile | sed "s/^.*=[[:space:]]*\([[:digit:]]\+\)/\1/g") |
281 | # get patchlevel from makefile |
282 | patchlevel=$(grep "^PATCHLEVEL[[:space:]]*=[[:space:]]*[[:digit:]]" ${ksrc}/Makefile | sed "s/^.*=[[:space:]]*\([[:digit:]]\+\)/\1/g") |
283 | # kernelversion |
284 | kv="${version}.${patchlevel}" |
285 | fi |
286 | |
287 | echo "${kv}" |
288 | } |
289 | |
290 | mod_suffix() |
291 | { |
292 | local ksrc="$@" |
293 | local mod_suffix |
294 | local kmv |
295 | |
296 | kmv=$(kernel_major_version ${ksrc}) |
297 | if [[ ${kmv//.} -ge 26 ]] |
298 | then |
299 | mod_suffix="ko" |
300 | else |
301 | mod_suffix="o" |
302 | fi |
303 | |
304 | echo ${mod_suffix} |
305 | } |
306 | |
307 | kernel_image_preinstall() |
308 | { |
309 | if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]] |
310 | then |
311 | mount /boot &> /dev/null |
312 | fi |
313 | } |
314 | |
315 | kernel_image_preremove() |
316 | { |
317 | if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]] |
318 | then |
319 | mount /boot &> /dev/null |
320 | fi |
321 | } |
322 | |
323 | kernel_image_postremove() |
324 | { |
325 | if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]] |
326 | then |
327 | # remove old image entry from grub |
328 | new-kernel-pkg -v --rminitrd --remove ${KPVER}-${KBRANCH}-${KPBUILD} |
329 | fi |
330 | } |
331 | |
332 | kernel_image_postinstall() |
333 | { |
334 | [ ! -d ${MROOT}/sys ] && install -d ${MROOT}/sys |
335 | |
336 | # fixes a small glitch in <=mage-0.3.6-r15 with symlinks |
337 | [ -f ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} ] && \ |
338 | rm ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} |
339 | |
340 | [ -x ${MROOT}/sbin/depmod ] && |
341 | ${MROOT}/sbin/depmod -ae \ |
342 | -F /boot/System.map-${KPVER}-${KBRANCH}-${KPBUILD} \ |
343 | ${KPVER}-${KBRANCH}-${KPBUILD} |
344 | |
345 | # do not run this if ${MROOT} is set ! |
346 | if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]] |
347 | then |
348 | new-kernel-pkg -v --mkinitrd --make-default --install ${KPVER}-${KBRANCH}-${KPBUILD} |
349 | fi |
350 | |
351 | # symlink actual kernel to /boot/vmlinuz etc... |
352 | ln -snf kernel-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/vmlinuz |
353 | ln -snf System.map-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/System.map |
354 | ln -snf config-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/config |
355 | [[ -f ${MROOT}/boot/initrd-${KPVER}-${KBRANCH}-${KPBUILD}.img ]] && |
356 | ln -snf initrd-${KPVER}-${KBRANCH}-${KPBUILD}.img ${MROOT}/boot/initrd |
357 | } |
358 | |
359 | kernel_sources_postinstall() |
360 | { |
361 | # check for linux-VERSION/include as the kernel-image installs |
362 | # the file Modules.symver in the linux-VERSION directory |
363 | if [ ! -d ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}/include ] |
364 | then |
365 | echo "Unpacking linux-${KPVER}-${KBRANCH}-${KPBUILD} source tarball ... " |
366 | tar xvjf ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 -C ${MROOT}/usr/src |
367 | fi |
368 | |
369 | if [ ! -d ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} ] && |
370 | [ -f ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 ] |
371 | then |
372 | echo "Unpacking kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} source tarball ... " |
373 | tar xvjf ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 -C ${MROOT}/usr/src |
374 | fi |
375 | |
376 | # if not exist create linux symlink |
377 | if [ ! -h ${MROOT}/usr/src/linux ] |
378 | then |
379 | echo "Creating linux -> linux-${KPVER}-${KBRANCH}-${KPBUILD} symlink ... " |
380 | [ ! -d ${MROOT}/usr/src ] && install ${MROOT}/usr/src |
381 | ln -snf ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} \ |
382 | ${MROOT}/usr/src/linux || die |
383 | fi |
384 | |
385 | # if not exist create kernel-modules symlink |
386 | if [ ! -h ${MROOT}/usr/src/kernel-modules ] && |
387 | [ -d ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} ] |
388 | then |
389 | echo "Creating kernel-modules -> kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} symlink ... " |
390 | [ ! -d ${MROOT}/usr/src ] && install ${MROOT}/usr/src |
391 | ln -snf ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} \ |
392 | ${MROOT}/usr/src/kernel-modules || die |
393 | fi |
394 | } |
395 | |
396 | export_inherits kernel src_prepare src_compile src_install |
397 | |
398 | # export pre/postinstall functions depending on KERNEL_TYPE |
399 | case ${KERNEL_TYPE} in |
400 | image) |
401 | export_inherits kernel_image preinstall preremove postinstall postremove |
402 | SPECIAL_FUNCTIONS="${SPECIAL_FUNCTIONS} kernel_image_preinstall kernel_image_preremove kernel_image_postinstall kernel_image_postremove" |
403 | ;; |
404 | sources) |
405 | export_inherits kernel_sources postinstall |
406 | SPECIAL_FUNCTIONS="${SPECIAL_FUNCTIONS} kernel_sources_postinstall" |
407 | ;; |
408 | esac |