/[gentoo-x86]/eclass/linux-mod.eclass
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1# Copyright 1999-2004 Gentoo Foundation 1# Copyright 1999-2004 Gentoo Foundation
2# Distributed under the terms of the GNU General Public License v2 2# Distributed under the terms of the GNU General Public License v2
3# $Header: /var/cvsroot/gentoo-x86/eclass/linux-mod.eclass,v 1.52 2005/09/22 14:13:36 johnm Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/linux-mod.eclass,v 1.72 2007/03/01 06:40:28 vapier Exp $
4 4
5# Description: This eclass is used to interface with linux-info in such a way 5# Description: This eclass is used to interface with linux-info in such a way
6# to provide the functionality required and initial functions 6# to provide the functionality required and initial functions
7# required to install external modules against a kernel source 7# required to install external modules against a kernel source
8# tree. 8# tree.
9# 9#
10# Maintainer: John Mylchreest <johnm@gentoo.org> 10# Maintainer: John Mylchreest <johnm@gentoo.org>, Stefan Schweizer <genstef@gentoo.org>
11# Copyright 2004 Gentoo Linux 11# Copyright 2004 Gentoo Linux
12# 12#
13# Please direct your bugs to the current eclass maintainer :) 13# Please direct your bugs to the current eclass maintainer :)
14 14
15# A Couple of env vars are available to effect usage of this eclass 15# A Couple of env vars are available to effect usage of this eclass
76# Each entry is a new line. 76# Each entry is a new line.
77# MODULES_${modulename}_DOCS This is a string list which contains 77# MODULES_${modulename}_DOCS This is a string list which contains
78# the full path to any associated 78# the full path to any associated
79# documents for $modulename 79# documents for $modulename
80 80
81# The order of these is important as both of linux-info and eutils contain
82# set_arch_to_kernel and set_arch_to_portage functions and the ones in eutils
83# are deprecated in favor of the ones in linux-info.
84# See http://bugs.gentoo.org/show_bug.cgi?id=127506
81 85
82inherit linux-info 86inherit eutils linux-info multilib
83EXPORT_FUNCTIONS pkg_setup pkg_postinst src_install src_compile pkg_postrm 87EXPORT_FUNCTIONS pkg_setup pkg_preinst pkg_postinst src_install src_compile pkg_postrm
84 88
85IUSE="" # don't put pcmcia here, rather in the ebuilds that actually support pcmcia 89IUSE="kernel_linux"
86SLOT="0" 90SLOT="0"
87DESCRIPTION="Based on the $ECLASS eclass" 91DESCRIPTION="Based on the $ECLASS eclass"
88RDEPEND="virtual/modutils 92RDEPEND="kernel_linux? ( virtual/modutils )"
89 pcmcia? ( virtual/pcmcia )" 93DEPEND="${RDEPEND}
90DEPEND="virtual/linux-sources
91 sys-apps/sed 94 sys-apps/sed"
92 pcmcia? ( virtual/pcmcia )"
93 95
94# eclass utilities 96# eclass utilities
95# ---------------------------------- 97# ----------------------------------
96 98
97unpack_pcmcia_sources() { 99check_vermagic() {
98 # So while the two eclasses exist side-by-side and also the ebuilds inherit 100 debug-print-function ${FUNCNAME} $*
99 # both we need to check for PCMCIA_SOURCE_DIR, and if we find it, then we
100 # bail out and assume pcmcia.eclass is working on it.
101 [[ -n ${PCMCIA_SOURCE_DIR} ]] && return 1
102 101
103 if [[ -f "${1}" ]]; then 102 local curr_gcc_ver=$(gcc -dumpversion)
104 PCMCIA_SOURCE_DIR="${WORKDIR}/pcmcia-cs/" 103 local tmpfile old_chost old_gcc_ver result=0
105 104
106 ebegin "Decompressing pcmcia-cs sources" 105 tmpfile=`find ${KV_DIR}/ -iname "*.o.cmd" -exec grep usr/lib/gcc {} \; -quit`
107 mkdir -p ${PCMCIA_SOURCE_DIR} 106 tmpfile=${tmpfile//*usr/lib}
108 tar -xjf ${1} -C ${PCMCIA_SOURCE_DIR} 107 tmpfile=${tmpfile//\/include*}
109 eend $? 108 old_chost=${tmpfile//*gcc\/}
109 old_chost=${old_chost//\/*}
110 old_gcc_ver=${tmpfile//*\/}
110 111
111 if [[ -f ${PCMCIA_SOURCE_DIR}/pcmcia-cs-version ]]; then 112 if [[ -z ${old_gcc_ver} || -z ${old_chost} ]]; then
112 PCMCIA_VERSION=$(cat ${PCMCIA_SOURCE_DIR}/pcmcia-cs-version) 113 ewarn ""
113 einfo "Found pcmcia-cs-${PCMCIA_VERSION}" 114 ewarn "Unable to detect what version of GCC was used to compile"
115 ewarn "the kernel. Build will continue, but you may experience problems."
116 elif [[ ${curr_gcc_ver} != ${old_gcc_ver} ]]; then
117 ewarn ""
118 ewarn "The version of GCC you are using (${curr_gcc_ver}) does"
119 ewarn "not match the version of GCC used to compile the"
120 ewarn "kernel (${old_gcc_ver})."
121 result=1
122 elif [[ ${CHOST} != ${old_chost} ]]; then
123 ewarn ""
124 ewarn "The current CHOST (${CHOST}) does not match the chost"
125 ewarn "used when compiling the kernel (${old_chost})."
126 result=1
114 fi 127 fi
115 fi
116}
117 128
118# Dummy function for compatibility. 129 if [[ ${result} -gt 0 ]]; then
119pcmcia_configure() { return 0; } 130 ewarn ""
120 131 ewarn "Build will not continue, because you will experience problems."
121pcmcia_src_unpack() { 132 ewarn "To fix this either change the version of GCC you wish to use"
122 local pcmcia_tbz="${ROOT}/usr/src/pcmcia-cs/pcmcia-cs-build-env.tbz2" 133 ewarn "to match the kernel, or recompile the kernel first."
123 134 die "GCC Version Mismatch."
124 # if the kernel has pcmcia support built in, then we just ignore all this.
125 if linux_chkconfig_present PCMCIA; then
126 einfo "Kernel based PCMCIA support has been detected."
127 else
128 if kernel_is 2 4; then
129 unpack_pcmcia_sources ${pcmcia_tbz};
130 else
131 einfo "We have detected that you are running a 2.6 kernel"
132 einfo "but you are not using the built-in PCMCIA support."
133 einfo "We will assume you know what you are doing, but please"
134 einfo "consider using the built in PCMCIA support instead."
135 sleep 10
136
137 unpack_pcmcia_sources ${pcmcia_tbz};
138 fi
139 fi 135 fi
140} 136}
141 137
142use_m() { 138use_m() {
139 debug-print-function ${FUNCNAME} $*
140
143 # if we haven't determined the version yet, we need too. 141 # if we haven't determined the version yet, we need too.
144 get_version; 142 get_version;
145 143
146 # if the kernel version is greater than 2.6.6 then we should use 144 # if the kernel version is greater than 2.6.6 then we should use
147 # M= instead of SUBDIRS= 145 # M= instead of SUBDIRS=
148 [ ${KV_MAJOR} -eq 2 -a ${KV_MINOR} -gt 5 -a ${KV_PATCH} -gt 5 ] && \ 146 [ ${KV_MAJOR} -eq 2 -a ${KV_MINOR} -gt 5 -a ${KV_PATCH} -gt 5 ] && \
149 return 0 || return 1 147 return 0 || return 1
150} 148}
151 149
152convert_to_m() { 150convert_to_m() {
151 debug-print-function ${FUNCNAME} $*
152
153 if use_m 153 if use_m
154 then 154 then
155 [ ! -f "${1}" ] && \ 155 [ ! -f "${1}" ] && \
156 die "convert_to_m() requires a filename as an argument" 156 die "convert_to_m() requires a filename as an argument"
157 ebegin "Converting ${1/${WORKDIR}\//} to use M= instead of SUBDIRS=" 157 ebegin "Converting ${1/${WORKDIR}\//} to use M= instead of SUBDIRS="
159 eend $? 159 eend $?
160 fi 160 fi
161} 161}
162 162
163update_depmod() { 163update_depmod() {
164 debug-print-function ${FUNCNAME} $*
165
164 # if we haven't determined the version yet, we need too. 166 # if we haven't determined the version yet, we need too.
165 get_version; 167 get_version;
166 168
167 ebegin "Updating module dependencies for ${KV_FULL}" 169 ebegin "Updating module dependencies for ${KV_FULL}"
168 if [ -r ${KV_OUT_DIR}/System.map ] 170 if [ -r ${KV_OUT_DIR}/System.map ]
177 ewarn 179 ewarn
178 fi 180 fi
179} 181}
180 182
181update_modules() { 183update_modules() {
184 debug-print-function ${FUNCNAME} $*
185
182 if [ -x /sbin/modules-update ] && \ 186 if [ -x /sbin/modules-update ] && \
183 grep -v -e "^#" -e "^$" ${D}/etc/modules.d/* >/dev/null 2>&1; then 187 grep -v -e "^#" -e "^$" ${D}/etc/modules.d/* >/dev/null 2>&1; then
184 ebegin "Updating modules.conf" 188 ebegin "Updating modules.conf"
185 /sbin/modules-update 189 /sbin/modules-update
186 eend $? 190 eend $?
187 fi 191 fi
188} 192}
189 193
190move_old_moduledb() { 194move_old_moduledb() {
195 debug-print-function ${FUNCNAME} $*
196
191 local OLDDIR=${ROOT}/usr/share/module-rebuild/ 197 local OLDDIR=${ROOT}/usr/share/module-rebuild/
192 local NEWDIR=${ROOT}/var/lib/module-rebuild/ 198 local NEWDIR=${ROOT}/var/lib/module-rebuild/
193 199
194 if [[ -f ${OLDDIR}/moduledb ]]; then 200 if [[ -f ${OLDDIR}/moduledb ]]; then
195 [[ ! -d ${NEWDIR} ]] && mkdir -p ${NEWDIR} 201 [[ ! -d ${NEWDIR} ]] && mkdir -p ${NEWDIR}
199 rmdir ${OLDDIR} 205 rmdir ${OLDDIR}
200 fi 206 fi
201} 207}
202 208
203update_moduledb() { 209update_moduledb() {
210 debug-print-function ${FUNCNAME} $*
211
204 local MODULEDB_DIR=${ROOT}/var/lib/module-rebuild/ 212 local MODULEDB_DIR=${ROOT}/var/lib/module-rebuild/
205 move_old_moduledb 213 move_old_moduledb
206 214
207 if [[ ! -f ${MODULEDB_DIR}/moduledb ]]; then 215 if [[ ! -f ${MODULEDB_DIR}/moduledb ]]; then
208 [[ ! -d ${MODULEDB_DIR} ]] && mkdir -p ${MODULEDB_DIR} 216 [[ ! -d ${MODULEDB_DIR} ]] && mkdir -p ${MODULEDB_DIR}
209 touch ${MODULEDB_DIR}/moduledb 217 touch ${MODULEDB_DIR}/moduledb
210 fi 218 fi
219
211 if [[ -z $(grep ${CATEGORY}/${PN}-${PVR} ${MODULEDB_DIR}/moduledb) ]]; then 220 if ! grep -qs ${CATEGORY}/${PN}-${PVR} ${MODULEDB_DIR}/moduledb ; then
212 einfo "Adding module to moduledb." 221 einfo "Adding module to moduledb."
213 echo "a:1:${CATEGORY}/${PN}-${PVR}" >> ${MODULEDB_DIR}/moduledb 222 echo "a:1:${CATEGORY}/${PN}-${PVR}" >> ${MODULEDB_DIR}/moduledb
214 fi 223 fi
215} 224}
216 225
217remove_moduledb() { 226remove_moduledb() {
227 debug-print-function ${FUNCNAME} $*
228
218 local MODULEDB_DIR=${ROOT}/var/lib/module-rebuild/ 229 local MODULEDB_DIR=${ROOT}/var/lib/module-rebuild/
219 move_old_moduledb 230 move_old_moduledb
220 231
221 if [[ -n $(grep ${CATEGORY}/${PN}-${PVR} ${MODULEDB_DIR}/moduledb) ]]; then 232 if grep -qs ${CATEGORY}/${PN}-${PVR} ${MODULEDB_DIR}/moduledb ; then
222 einfo "Removing ${CATEGORY}/${PN}-${PVR} from moduledb." 233 einfo "Removing ${CATEGORY}/${PN}-${PVR} from moduledb."
223 sed -ie "/.*${CATEGORY}\/${P}.*/d" ${MODULEDB_DIR}/moduledb 234 sed -i -e "/.*${CATEGORY}\/${PN}-${PVR}.*/d" ${MODULEDB_DIR}/moduledb
224 fi 235 fi
225} 236}
226 237
227set_kvobj() { 238set_kvobj() {
239 debug-print-function ${FUNCNAME} $*
240
228 if kernel_is 2 6 241 if kernel_is 2 6
229 then 242 then
230 KV_OBJ="ko" 243 KV_OBJ="ko"
231 else 244 else
232 KV_OBJ="o" 245 KV_OBJ="o"
234 # Do we really need to know this? 247 # Do we really need to know this?
235 # Lets silence it. 248 # Lets silence it.
236 # einfo "Using KV_OBJ=${KV_OBJ}" 249 # einfo "Using KV_OBJ=${KV_OBJ}"
237} 250}
238 251
252get-KERNEL_CC() {
253 debug-print-function ${FUNCNAME} $*
254
255 local kernel_cc
256 if [ -n "${KERNEL_ABI}" ]; then
257 # In future, an arch might want to define CC_$ABI
258 #kernel_cc="$(get_abi_CC)"
259 #[ -z "${kernel_cc}" ] &&
260 kernel_cc="$(tc-getCC $(ABI=${KERNEL_ABI} get_abi_CHOST))"
261 else
262 kernel_cc=$(tc-getCC)
263 fi
264 echo "${kernel_cc}"
265}
266
239generate_modulesd() { 267generate_modulesd() {
268 debug-print-function ${FUNCNAME} $*
269
240 # This function will generate the neccessary modules.d file from the 270 # This function will generate the neccessary modules.d file from the
241 # information contained in the modules exported parms 271 # information contained in the modules exported parms
242 272
243 local currm_path currm t myIFS myVAR 273 local currm_path currm currm_t t myIFS myVAR
244 local module_docs module_enabled module_aliases \ 274 local module_docs module_enabled module_aliases \
245 module_additions module_examples module_modinfo module_opts 275 module_additions module_examples module_modinfo module_opts
246 276
247 for currm_path in ${@} 277 for currm_path in ${@}
248 do 278 do
249 currm=${currm_path//*\/} 279 currm=${currm_path//*\/}
250 currm=$(echo ${currm} | tr '[:lower:]' '[:upper:]') 280 currm=$(echo ${currm} | tr '[:lower:]' '[:upper:]')
281 currm_t=${currm}
282 while [[ -z ${currm_t//*-*} ]]; do
283 currm_t=${currm_t/-/_}
284 done
251 285
252 module_docs="$(eval echo \${MODULESD_${currm}_DOCS})" 286 module_docs="$(eval echo \${MODULESD_${currm_t}_DOCS})"
253 module_enabled="$(eval echo \${MODULESD_${currm}_ENABLED})" 287 module_enabled="$(eval echo \${MODULESD_${currm_t}_ENABLED})"
254 module_aliases="$(eval echo \${#MODULESD_${currm/-/_}_ALIASES[*]})" 288 module_aliases="$(eval echo \${#MODULESD_${currm_t}_ALIASES[*]})"
255 module_additions="$(eval echo \${#MODULESD_${currm/-/_}_ADDITIONS[*]})" 289 module_additions="$(eval echo \${#MODULESD_${currm_t}_ADDITIONS[*]})"
256 module_examples="$(eval echo \${#MODULESD_${currm/-/_}_EXAMPLES[*]})" 290 module_examples="$(eval echo \${#MODULESD_${currm_t}_EXAMPLES[*]})"
257 291
258 [[ ${module_aliases} -eq 0 ]] && unset module_aliases 292 [[ ${module_aliases} -eq 0 ]] && unset module_aliases
259 [[ ${module_additions} -eq 0 ]] && unset module_additions 293 [[ ${module_additions} -eq 0 ]] && unset module_additions
260 [[ ${module_examples} -eq 0 ]] && unset module_examples 294 [[ ${module_examples} -eq 0 ]] && unset module_examples
261 295
373 eend 0 407 eend 0
374 return 0 408 return 0
375} 409}
376 410
377find_module_params() { 411find_module_params() {
412 debug-print-function ${FUNCNAME} $*
413
378 local matched_offset=0 matched_opts=0 test="${@}" temp_var result 414 local matched_offset=0 matched_opts=0 test="${@}" temp_var result
379 local i=0 y=0 z=0 415 local i=0 y=0 z=0
380 416
381 for((i=0; i<=${#test}; i++)) 417 for((i=0; i<=${#test}; i++))
382 do 418 do
416 452
417# default ebuild functions 453# default ebuild functions
418# -------------------------------- 454# --------------------------------
419 455
420linux-mod_pkg_setup() { 456linux-mod_pkg_setup() {
457 debug-print-function ${FUNCNAME} $*
458
421 linux-info_pkg_setup; 459 linux-info_pkg_setup;
422 check_kernel_built; 460 check_kernel_built;
423 check_modules_supported; 461 strip_modulenames;
462 [[ -n ${MODULE_NAMES} ]] && check_modules_supported
424 set_kvobj; 463 set_kvobj;
464 # Commented out with permission from johnm until a fixed version for arches
465 # who intentionally use different kernel and userland compilers can be
466 # introduced - Jason Wever <weeve@gentoo.org>, 23 Oct 2005
467 #check_vermagic;
425} 468}
426 469
427linux-mod_src_compile() { 470strip_modulenames() {
428 local modulename libdir srcdir objdir i n myARCH="${ARCH}" 471 debug-print-function ${FUNCNAME} $*
429 ARCH="$(tc-arch-kernel)"
430 472
431 BUILD_TARGETS=${BUILD_TARGETS:-clean module} 473 local i
432
433 for i in ${MODULE_IGNORE} 474 for i in ${MODULE_IGNORE}; do
434 do
435 MODULE_NAMES=${MODULE_NAMES//${i}(*} 475 MODULE_NAMES=${MODULE_NAMES//${i}(*}
436 done 476 done
477}
437 478
479linux-mod_src_compile() {
480 debug-print-function ${FUNCNAME} $*
481
482 local modulename libdir srcdir objdir i n myARCH="${ARCH}" myABI="${ABI}"
483 ARCH="$(tc-arch-kernel)"
484 ABI="${KERNEL_ABI}"
485
486 BUILD_TARGETS=${BUILD_TARGETS:-clean module}
487 strip_modulenames;
438 for i in ${MODULE_NAMES} 488 for i in ${MODULE_NAMES}
439 do 489 do
440 unset libdir srcdir objdir 490 unset libdir srcdir objdir
441 for n in $(find_module_params ${i}) 491 for n in $(find_module_params ${i})
442 do 492 do
454 then 504 then
455 econf ${ECONF_PARAMS} || \ 505 econf ${ECONF_PARAMS} || \
456 die "Unable to run econf ${ECONF_PARAMS}" 506 die "Unable to run econf ${ECONF_PARAMS}"
457 fi 507 fi
458 508
459 emake ${BUILD_FIXES} ${BUILD_PARAMS} ${BUILD_TARGETS} \ 509 emake HOSTCC="$(tc-getBUILD_CC)" CC="$(get-KERNEL_CC)" LDFLAGS="$(get_abi_LDFLAGS)" \
460 || die "Unable to make \
461 ${BUILD_FIXES} ${BUILD_PARAMS} ${BUILD_TARGETS}." 510 ${BUILD_FIXES} ${BUILD_PARAMS} ${BUILD_TARGETS} \
511 || die "Unable to make ${BUILD_FIXES} ${BUILD_PARAMS} ${BUILD_TARGETS}."
462 touch ${srcdir}/.built 512 touch ${srcdir}/.built
463 cd ${OLDPWD} 513 cd ${OLDPWD}
464 fi 514 fi
465 done 515 done
466 516
467 ARCH="${myARCH}" 517 ARCH="${myARCH}"
518 ABI="${myABI}"
468} 519}
469 520
470linux-mod_src_install() { 521linux-mod_src_install() {
522 debug-print-function ${FUNCNAME} $*
523
471 local modulename libdir srcdir objdir i n 524 local modulename libdir srcdir objdir i n
472 525
473 for i in ${MODULE_IGNORE} 526 strip_modulenames;
474 do
475 MODULE_NAMES=${MODULE_NAMES//${i}(*}
476 done
477
478 for i in ${MODULE_NAMES} 527 for i in ${MODULE_NAMES}
479 do 528 do
480 unset libdir srcdir objdir 529 unset libdir srcdir objdir
481 for n in $(find_module_params ${i}) 530 for n in $(find_module_params ${i})
482 do 531 do
485 libdir=${libdir:-misc} 534 libdir=${libdir:-misc}
486 srcdir=${srcdir:-${S}} 535 srcdir=${srcdir:-${S}}
487 objdir=${objdir:-${srcdir}} 536 objdir=${objdir:-${srcdir}}
488 537
489 einfo "Installing ${modulename} module" 538 einfo "Installing ${modulename} module"
490 cd ${objdir} 539 cd ${objdir} || die "${objdir} does not exist"
491 insinto ${ROOT}lib/modules/${KV_FULL}/${libdir} 540 insinto /lib/modules/${KV_FULL}/${libdir}
492 doins ${modulename}.${KV_OBJ} 541 doins ${modulename}.${KV_OBJ} || die "doins ${modulename}.${KV_OBJ} failed"
493 cd ${OLDPWD} 542 cd ${OLDPWD}
494 543
495 generate_modulesd ${objdir}/${modulename} 544 generate_modulesd ${objdir}/${modulename}
496 done 545 done
497} 546}
498 547
548linux-mod_pkg_preinst() {
549 debug-print-function ${FUNCNAME} $*
550
551 [ -d ${IMAGE}/lib/modules ] && UPDATE_DEPMOD=true || UPDATE_DEPMOD=false
552 [ -d ${IMAGE}/etc/modules.d ] && UPDATE_MODULES=true || UPDATE_MODULES=false
553 [ -d ${IMAGE}/lib/modules ] && UPDATE_MODULEDB=true || UPDATE_MODULEDB=false
554}
555
499linux-mod_pkg_postinst() { 556linux-mod_pkg_postinst() {
500 update_depmod; 557 debug-print-function ${FUNCNAME} $*
501 update_modules; 558
502 update_moduledb; 559 ${UPDATE_DEPMOD} && update_depmod;
560 ${UPDATE_MODULES} && update_modules;
561 ${UPDATE_MODULEDB} && update_moduledb;
503} 562}
504 563
505linux-mod_pkg_postrm() { 564linux-mod_pkg_postrm() {
565 debug-print-function ${FUNCNAME} $*
506 remove_moduledb; 566 remove_moduledb;
507} 567}

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