Contents of /smage/trunk/include/kernel.sminc
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Tue Sep 6 19:12:41 2011 UTC (13 years ago) by niro
File size: 11565 byte(s)
Tue Sep 6 19:12:41 2011 UTC (13 years ago) by niro
File size: 11565 byte(s)
-sane PCATEGORIE 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 | : ${SRCFILE="linux-${PVER/${PSUBVER}/}.tar.bz2"} |
28 | : ${SRCDIR="${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}"} |
29 | |
30 | case ${KERNEL_TYPE} in |
31 | image|sources) |
32 | : ${SRC_URI=( |
33 | http://www.kernel.org/pub/linux/kernel/v${PVER%%.*}/${SRCFILE} |
34 | mirror://kernel-${BRANCH}/${SRCFILE} |
35 | mirror://kernel-${BRANCH}/config-${PVER}-${BRANCH}-${PBUILD}-i686 |
36 | mirror://kernel-${BRANCH}/config-${PVER}-${BRANCH}-${PBUILD}-x86_64 |
37 | )} |
38 | ;; |
39 | headers) |
40 | : ${SRC_URI=( |
41 | http://www.kernel.org/pub/linux/kernel/v${PVER%%.*}/${SRCFILE} |
42 | mirror://kernel-${BRANCH}/${SRCFILE} |
43 | )} |
44 | ;; |
45 | esac |
46 | |
47 | case ${KERNEL_TYPE} in |
48 | image) |
49 | : ${PROVIDE="virtual/kernel"} |
50 | : ${DEPEND=">= sys-apps/module-init-tools-3.2 |
51 | >= sys-fs/udev-115 |
52 | >= sys-apps/mkinitrd-5.0.8 |
53 | >= virtual/initscripts"} |
54 | ;; |
55 | sources) : ${PROVIDE="virtual/kernel-sources"} ;; |
56 | headers) : ${PROVIDE="virtual/kernel-headers"} ;; |
57 | esac |
58 | |
59 | EXTRAVERSION="${PSUBVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}" |
60 | KERNEL_CONFIG="${SOURCEDIR}/${PNAME}/config-${PVER}-${BRANCH}-${PBUILD}-${ARCH}" |
61 | |
62 | # special vars for mage file only |
63 | KPVER="${PVER}" |
64 | KPBUILD="${PBUILD}" |
65 | KBRANCH="${BRANCH}" |
66 | SPECIAL_VARS="${SPECIAL_VARS} KPVER KPBUILD KBRANCH" |
67 | |
68 | kernel_src_prepare() |
69 | { |
70 | munpack ${SRCFILE} || die |
71 | mv ${BUILDDIR}/linux-${PVER/${PSUBVER}/} ${SRCDIR} || die |
72 | |
73 | # fix permissions |
74 | chown -R 0:0 ${SRCDIR} || die |
75 | chmod -R a+r-w+X,u+w ${SRCDIR} || die |
76 | |
77 | cd ${SRCDIR} |
78 | |
79 | # fixes INSTALL_PATH to /boot and EXTRAVERSION |
80 | sed -i -e 's:#export\tINSTALL_PATH:export\tINSTALL_PATH:' \ |
81 | -e "s:^\(EXTRAVERSION =\).*:\1 ${EXTRAVERSION}:" Makefile || die |
82 | } |
83 | |
84 | kernel_src_compile() |
85 | { |
86 | cd ${SRCDIR} |
87 | |
88 | make mrproper || die |
89 | |
90 | if [[ ${KERNEL_TYPE} = sources ]] || [[ ${KERNEL_TYPE} = image ]] |
91 | then |
92 | # inject our kernel config |
93 | cp ${KERNEL_CONFIG} ${SRCDIR}/.config || die |
94 | make ARCH=${ARCH/i*86/x86} oldconfig || die |
95 | fi |
96 | |
97 | case ${KERNEL_TYPE} in |
98 | image) |
99 | mmake ARCH=${ARCH/i*86/x86} || die |
100 | ;; |
101 | |
102 | headers) |
103 | make ARCH=${ARCH/i*86/x86} headers_check || die |
104 | ;; |
105 | |
106 | sources) |
107 | make clean || die |
108 | |
109 | # needed to compile other programs like iptables |
110 | make ARCH=${ARCH/i*86/x86} prepare || die |
111 | # needed to cover >=2.6.14 builds |
112 | # but deprecated with >=2.6.21, prepare cover all targets there |
113 | local kver=$(echo ${PVER} | sed "s:\.::g") |
114 | # honor >=3.0.x; add one zero |
115 | if [[ ${PVER%%.*} -gt 2 ]] |
116 | then |
117 | kver="${kver}0" |
118 | fi |
119 | if [[ ${kver} < 2621 ]] |
120 | then |
121 | make ARCH=${ARCH/i*86/x86} prepare-all || die |
122 | fi |
123 | make ARCH=${ARCH/i*86/x86} scripts || die |
124 | |
125 | # at least alsa-drivers needs this one ... |
126 | touch include/linux/autoconf.h || die |
127 | ;; |
128 | esac |
129 | } |
130 | |
131 | kernel_image_src_install() |
132 | { |
133 | cd ${SRCDIR} |
134 | |
135 | # needed directories |
136 | minstalldir /boot || die |
137 | |
138 | # install modules |
139 | make ARCH=${ARCH/i*86/x86} INSTALL_MOD_PATH=${BINDIR} modules_install || die |
140 | |
141 | # install kernelimage |
142 | if [[ -z ${KERNEL_IMAGE_PATH} ]] |
143 | then |
144 | local my_arch="${ARCH}" |
145 | [[ ${my_arch} = i*86 ]] && my_arch=i386 |
146 | minstallfile arch/${my_arch}/boot/bzImage \ |
147 | /boot/kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \ |
148 | || die |
149 | else |
150 | minstallfile ${KERNEL_IMAGE_PATH} \ |
151 | /boot/kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \ |
152 | || die |
153 | fi |
154 | |
155 | # install System.map |
156 | minstallfile System.map \ |
157 | /boot/System.map-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \ |
158 | || die |
159 | |
160 | # install Module.symvers in boot and /usr/src |
161 | minstallfile Module.symvers \ |
162 | /boot/Module.symvers-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \ |
163 | || die |
164 | minstalldir /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} || die |
165 | minstallfile Module.symvers \ |
166 | /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \ |
167 | || die |
168 | |
169 | # install kernel description |
170 | echo " |
171 | KRNVER=${BRANCH}-${PVER}-${ARCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} |
172 | KRNLIB=${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} |
173 | KRNIMG=kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} |
174 | KRNINITRD= |
175 | " > ${BINDIR}/boot/kernelversion || die |
176 | |
177 | # install kernel-config from srcdir |
178 | minstallfile .config \ |
179 | /boot/config-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \ |
180 | || die |
181 | |
182 | # fix build symlink |
183 | if [ -L ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build ] |
184 | then |
185 | echo "fixing build symlink" |
186 | rm ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build || die |
187 | mlink /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \ |
188 | /lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build \ |
189 | || die |
190 | fi |
191 | |
192 | # and fixing source symlink |
193 | if [ -L ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source ] |
194 | then |
195 | echo "fixing source symlink" |
196 | rm ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source || die |
197 | mlink /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \ |
198 | /lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source \ |
199 | || die |
200 | fi |
201 | } |
202 | |
203 | kernel_headers_src_install() |
204 | { |
205 | cd ${SRCDIR} |
206 | make ARCH=${ARCH/i*86/x86} INSTALL_HDR_PATH=${BINDIR}/usr headers_install || die |
207 | } |
208 | |
209 | kernel_sources_src_install() |
210 | { |
211 | cd ${BUILDDIR} |
212 | |
213 | echo "Creating linux-${PVER}-${BRANCH}-${PBUILD} sources tarball ... " |
214 | tar cvjf ${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 $(basename ${SRCDIR}) || die |
215 | |
216 | echo "Moving linux-${PVER}-${BRANCH}-${PBUILD} tarball to \${BINDIR}/usr/src ... " |
217 | minstalldir /usr/src || die |
218 | mv ${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 ${BINDIR}/usr/src || die |
219 | } |
220 | |
221 | # installs module-sources path/to/SRCDIR to MODDIR/MODNAME |
222 | # kernel_external_modules_install path/to/SRCDIR DESTDIRNAME |
223 | kernel_external_modules_install() |
224 | { |
225 | cd ${BUILDDIR} |
226 | |
227 | local modsrc="$1" |
228 | local moddest="$2" |
229 | local moddir="${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}" |
230 | |
231 | echo "Installing ${modsrc} to ${moddir}/${moddest} ..." |
232 | install -d ${moddir} || die |
233 | mv ${modsrc} ${moddir}/${moddest} || die |
234 | } |
235 | |
236 | kernel_external_modules_tarball() |
237 | { |
238 | cd ${BUILDDIR} |
239 | |
240 | echo "Creating kernel-modules-${PVER}-${BRANCH}-${PBUILD} sources tarball ... " |
241 | tar cvjf ${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 \ |
242 | kernel-modules-${PVER}-${BRANCH}-${PBUILD} || die |
243 | |
244 | echo "Moving kernel-modules-${PVER}-${BRANCH}-${PBUILD} tarball to \${BINDIR}/usr/src ... " |
245 | minstalldir /usr/src || die |
246 | mv ${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 ${BINDIR}/usr/src || die |
247 | } |
248 | |
249 | kernel_src_install() |
250 | { |
251 | case ${KERNEL_TYPE} in |
252 | image) |
253 | kernel_image_src_install || die |
254 | ;; |
255 | |
256 | headers) |
257 | kernel_headers_src_install || die |
258 | ;; |
259 | |
260 | sources) |
261 | kernel_sources_src_install || die |
262 | ;; |
263 | esac |
264 | } |
265 | |
266 | kernel_major_version() |
267 | { |
268 | local ksrc="$@" |
269 | local kv |
270 | |
271 | if [[ -z ${ksrc} ]] |
272 | then |
273 | kv="$(uname -r|cut -d. -f1-2)" |
274 | else |
275 | local version |
276 | local patchlevel |
277 | |
278 | # get version from makefile |
279 | version=$(grep "^VERSION[[:space:]]*=[[:space:]]*[[:digit:]]" ${ksrc}/Makefile | sed "s/^.*=[[:space:]]*\([[:digit:]]\+\)/\1/g") |
280 | # get patchlevel from makefile |
281 | patchlevel=$(grep "^PATCHLEVEL[[:space:]]*=[[:space:]]*[[:digit:]]" ${ksrc}/Makefile | sed "s/^.*=[[:space:]]*\([[:digit:]]\+\)/\1/g") |
282 | # kernelversion |
283 | kv="${version}.${patchlevel}" |
284 | fi |
285 | |
286 | echo "${kv}" |
287 | } |
288 | |
289 | mod_suffix() |
290 | { |
291 | local ksrc="$@" |
292 | local mod_suffix |
293 | local kmv |
294 | |
295 | kmv=$(kernel_major_version ${ksrc}) |
296 | if [[ ${kmv//.} -ge 26 ]] |
297 | then |
298 | mod_suffix="ko" |
299 | else |
300 | mod_suffix="o" |
301 | fi |
302 | |
303 | echo ${mod_suffix} |
304 | } |
305 | |
306 | kernel_image_preinstall() |
307 | { |
308 | if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]] |
309 | then |
310 | mount /boot &> /dev/null |
311 | fi |
312 | } |
313 | |
314 | kernel_image_preremove() |
315 | { |
316 | if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]] |
317 | then |
318 | mount /boot &> /dev/null |
319 | fi |
320 | } |
321 | |
322 | kernel_image_postremove() |
323 | { |
324 | if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]] |
325 | then |
326 | # remove old image entry from grub |
327 | new-kernel-pkg -v --rminitrd --remove ${KPVER}-${KBRANCH}-${KPBUILD} |
328 | fi |
329 | } |
330 | |
331 | kernel_image_postinstall() |
332 | { |
333 | [ ! -d ${MROOT}/sys ] && install -d ${MROOT}/sys |
334 | |
335 | # fixes a small glitch in <=mage-0.3.6-r15 with symlinks |
336 | [ -f ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} ] && \ |
337 | rm ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} |
338 | |
339 | [ -x ${MROOT}/sbin/depmod ] && |
340 | ${MROOT}/sbin/depmod -ae \ |
341 | -F /boot/System.map-${KPVER}-${KBRANCH}-${KPBUILD} \ |
342 | ${KPVER}-${KBRANCH}-${KPBUILD} |
343 | |
344 | # do not run this if ${MROOT} is set ! |
345 | if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]] |
346 | then |
347 | new-kernel-pkg -v --mkinitrd --make-default --install ${KPVER}-${KBRANCH}-${KPBUILD} |
348 | fi |
349 | |
350 | # symlink actual kernel to /boot/vmlinuz etc... |
351 | ln -snf kernel-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/vmlinuz |
352 | ln -snf System.map-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/System.map |
353 | ln -snf config-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/config |
354 | [[ -f ${MROOT}/boot/initrd-${KPVER}-${KBRANCH}-${KPBUILD}.img ]] && |
355 | ln -snf initrd-${KPVER}-${KBRANCH}-${KPBUILD}.img ${MROOT}/boot/initrd |
356 | } |
357 | |
358 | kernel_sources_postinstall() |
359 | { |
360 | # check for linux-VERSION/include as the kernel-image installs |
361 | # the file Modules.symver in the linux-VERSION directory |
362 | if [ ! -d ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}/include ] |
363 | then |
364 | echo "Unpacking linux-${KPVER}-${KBRANCH}-${KPBUILD} source tarball ... " |
365 | tar xvjf ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 -C ${MROOT}/usr/src |
366 | fi |
367 | |
368 | if [ ! -d ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} ] && |
369 | [ -f ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 ] |
370 | then |
371 | echo "Unpacking kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} source tarball ... " |
372 | tar xvjf ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 -C ${MROOT}/usr/src |
373 | fi |
374 | |
375 | # if not exist create linux symlink |
376 | if [ ! -h ${MROOT}/usr/src/linux ] |
377 | then |
378 | echo "Creating linux -> linux-${KPVER}-${KBRANCH}-${KPBUILD} symlink ... " |
379 | [ ! -d ${MROOT}/usr/src ] && install ${MROOT}/usr/src |
380 | ln -snf ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} \ |
381 | ${MROOT}/usr/src/linux || die |
382 | fi |
383 | |
384 | # if not exist create kernel-modules symlink |
385 | if [ ! -h ${MROOT}/usr/src/kernel-modules ] && |
386 | [ -d ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} ] |
387 | then |
388 | echo "Creating kernel-modules -> kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} symlink ... " |
389 | [ ! -d ${MROOT}/usr/src ] && install ${MROOT}/usr/src |
390 | ln -snf ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} \ |
391 | ${MROOT}/usr/src/kernel-modules || die |
392 | fi |
393 | } |
394 | |
395 | export_inherits kernel src_prepare src_compile src_install |
396 | |
397 | # export pre/postinstall functions depending on KERNEL_TYPE |
398 | case ${KERNEL_TYPE} in |
399 | image) |
400 | export_inherits kernel_image preinstall preremove postinstall postremove |
401 | SPECIAL_FUNCTIONS="${SPECIAL_FUNCTIONS} kernel_image_preinstall kernel_image_preremove kernel_image_postinstall kernel_image_postremove" |
402 | ;; |
403 | sources) |
404 | export_inherits kernel_sources postinstall |
405 | SPECIAL_FUNCTIONS="${SPECIAL_FUNCTIONS} kernel_sources_postinstall" |
406 | ;; |
407 | esac |