/[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 1.53 2005/10/22 16:55:17 johnm Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/linux-mod.eclass,v 1.68 2006/10/16 14:10:46 genstef 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
97check_vermagic() { 99check_vermagic() {
98 local curr_gcc_ver=$(gcc -dumpversion) 100 local curr_gcc_ver=$(gcc -dumpversion)
99 local tmpfile old_chost old_gcc_ver result=0 101 local tmpfile old_chost old_gcc_ver result=0
100 102
101 tmpfile=`find ${KV_DIR} -iname "*.o.cmd" -exec grep usr/lib/gcc {} \; -quit` 103 tmpfile=`find ${KV_DIR}/ -iname "*.o.cmd" -exec grep usr/lib/gcc {} \; -quit`
102 tmpfile=${tmpfile//*usr/lib} 104 tmpfile=${tmpfile//*usr/lib}
103 tmpfile=${tmpfile//\/include*} 105 tmpfile=${tmpfile//\/include*}
104 old_chost=${tmpfile//*gcc\/} 106 old_chost=${tmpfile//*gcc\/}
105 old_chost=${old_chost//\/*} 107 old_chost=${old_chost//\/*}
106 old_gcc_ver=${tmpfile//*\/} 108 old_gcc_ver=${tmpfile//*\/}
107 109
110 if [[ -z ${old_gcc_ver} || -z ${old_chost} ]]; then
111 ewarn ""
112 ewarn "Unable to detect what version of GCC was used to compile"
113 ewarn "the kernel. Build will continue, but you may experience problems."
108 if [[ ${curr_gcc_ver} != ${old_gcc_ver} ]]; then 114 elif [[ ${curr_gcc_ver} != ${old_gcc_ver} ]]; then
109 ewarn "" 115 ewarn ""
110 ewarn "The version of GCC you are using (${curr_gcc_ver}) does" 116 ewarn "The version of GCC you are using (${curr_gcc_ver}) does"
111 ewarn "not match the version of GCC used to compile the" 117 ewarn "not match the version of GCC used to compile the"
112 ewarn "kernel (${old_gcc_ver})." 118 ewarn "kernel (${old_gcc_ver})."
113 result=1 119 result=1
114 elif [[ ${CHOST} != ${old_chost} ]]; then 120 elif [[ ${CHOST} != ${old_chost} ]]; then
115 ewarn "" 121 ewarn ""
116 ewarn "The current CHOST (${CHOST}) does not match the chost" 122 ewarn "The current CHOST (${CHOST}) does not match the chost"
117 ewarn "used when compiling the kernel (${old_chost})." 123 ewarn "used when compiling the kernel (${old_chost})."
118 result=1 124 result=1
119 elif [[ -z ${old_gcc_ver} || -z ${old_chost} ]]; then
120 ewarn ""
121 ewarn "Unable to detect what version of GCC was used to compile"
122 ewarn "the kernel. Build will continue, but you may experience problems."
123 fi 125 fi
124 126
125 if [[ ${result} -gt 0 ]]; then 127 if [[ ${result} -gt 0 ]]; then
126 ewarn "" 128 ewarn ""
127 ewarn "Build will not continue, because you will experience problems." 129 ewarn "Build will not continue, because you will experience problems."
128 ewarn "To fix this either change the version of GCC you wish to use" 130 ewarn "To fix this either change the version of GCC you wish to use"
129 ewarn "to match the kernel, or recompile the kernel first." 131 ewarn "to match the kernel, or recompile the kernel first."
130 die "GCC Version Mismatch." 132 die "GCC Version Mismatch."
131 fi
132}
133
134unpack_pcmcia_sources() {
135 # So while the two eclasses exist side-by-side and also the ebuilds inherit
136 # both we need to check for PCMCIA_SOURCE_DIR, and if we find it, then we
137 # bail out and assume pcmcia.eclass is working on it.
138 [[ -n ${PCMCIA_SOURCE_DIR} ]] && return 1
139
140 if [[ -f "${1}" ]]; then
141 PCMCIA_SOURCE_DIR="${WORKDIR}/pcmcia-cs/"
142
143 ebegin "Decompressing pcmcia-cs sources"
144 mkdir -p ${PCMCIA_SOURCE_DIR}
145 tar -xjf ${1} -C ${PCMCIA_SOURCE_DIR}
146 eend $?
147
148 if [[ -f ${PCMCIA_SOURCE_DIR}/pcmcia-cs-version ]]; then
149 PCMCIA_VERSION=$(cat ${PCMCIA_SOURCE_DIR}/pcmcia-cs-version)
150 einfo "Found pcmcia-cs-${PCMCIA_VERSION}"
151 fi
152 fi
153}
154
155# Dummy function for compatibility.
156pcmcia_configure() { return 0; }
157
158pcmcia_src_unpack() {
159 local pcmcia_tbz="${ROOT}/usr/src/pcmcia-cs/pcmcia-cs-build-env.tbz2"
160
161 # if the kernel has pcmcia support built in, then we just ignore all this.
162 if linux_chkconfig_present PCMCIA; then
163 einfo "Kernel based PCMCIA support has been detected."
164 else
165 if kernel_is 2 4; then
166 unpack_pcmcia_sources ${pcmcia_tbz};
167 else
168 einfo "We have detected that you are running a 2.6 kernel"
169 einfo "but you are not using the built-in PCMCIA support."
170 einfo "We will assume you know what you are doing, but please"
171 einfo "consider using the built in PCMCIA support instead."
172 sleep 10
173
174 unpack_pcmcia_sources ${pcmcia_tbz};
175 fi
176 fi 133 fi
177} 134}
178 135
179use_m() { 136use_m() {
180 # if we haven't determined the version yet, we need too. 137 # if we haven't determined the version yet, we need too.
255 local MODULEDB_DIR=${ROOT}/var/lib/module-rebuild/ 212 local MODULEDB_DIR=${ROOT}/var/lib/module-rebuild/
256 move_old_moduledb 213 move_old_moduledb
257 214
258 if [[ -n $(grep ${CATEGORY}/${PN}-${PVR} ${MODULEDB_DIR}/moduledb) ]]; then 215 if [[ -n $(grep ${CATEGORY}/${PN}-${PVR} ${MODULEDB_DIR}/moduledb) ]]; then
259 einfo "Removing ${CATEGORY}/${PN}-${PVR} from moduledb." 216 einfo "Removing ${CATEGORY}/${PN}-${PVR} from moduledb."
260 sed -ie "/.*${CATEGORY}\/${P}.*/d" ${MODULEDB_DIR}/moduledb 217 sed -ie "/.*${CATEGORY}\/${PN}-${PVR}.*/d" ${MODULEDB_DIR}/moduledb
261 fi 218 fi
262} 219}
263 220
264set_kvobj() { 221set_kvobj() {
265 if kernel_is 2 6 222 if kernel_is 2 6
271 # Do we really need to know this? 228 # Do we really need to know this?
272 # Lets silence it. 229 # Lets silence it.
273 # einfo "Using KV_OBJ=${KV_OBJ}" 230 # einfo "Using KV_OBJ=${KV_OBJ}"
274} 231}
275 232
233get-KERNEL_CC() {
234 local kernel_cc
235 if [ -n "${KERNEL_ABI}" ]; then
236 # In future, an arch might want to define CC_$ABI
237 #kernel_cc="$(get_abi_CC)"
238 #[ -z "${kernel_cc}" ] &&
239 kernel_cc="$(tc-getCC $(ABI=${KERNEL_ABI} get_abi_CHOST))"
240 else
241 kernel_cc=$(tc-getCC)
242 fi
243 echo "${kernel_cc}"
244}
245
276generate_modulesd() { 246generate_modulesd() {
277 # This function will generate the neccessary modules.d file from the 247 # This function will generate the neccessary modules.d file from the
278 # information contained in the modules exported parms 248 # information contained in the modules exported parms
279 249
280 local currm_path currm t myIFS myVAR 250 local currm_path currm currm_t t myIFS myVAR
281 local module_docs module_enabled module_aliases \ 251 local module_docs module_enabled module_aliases \
282 module_additions module_examples module_modinfo module_opts 252 module_additions module_examples module_modinfo module_opts
283 253
284 for currm_path in ${@} 254 for currm_path in ${@}
285 do 255 do
286 currm=${currm_path//*\/} 256 currm=${currm_path//*\/}
287 currm=$(echo ${currm} | tr '[:lower:]' '[:upper:]') 257 currm=$(echo ${currm} | tr '[:lower:]' '[:upper:]')
258 currm_t=${currm}
259 while [[ -z ${currm_t//*-*} ]]; do
260 currm_t=${currm_t/-/_}
261 done
288 262
289 module_docs="$(eval echo \${MODULESD_${currm}_DOCS})" 263 module_docs="$(eval echo \${MODULESD_${currm_t}_DOCS})"
290 module_enabled="$(eval echo \${MODULESD_${currm}_ENABLED})" 264 module_enabled="$(eval echo \${MODULESD_${currm_t}_ENABLED})"
291 module_aliases="$(eval echo \${#MODULESD_${currm/-/_}_ALIASES[*]})" 265 module_aliases="$(eval echo \${#MODULESD_${currm_t}_ALIASES[*]})"
292 module_additions="$(eval echo \${#MODULESD_${currm/-/_}_ADDITIONS[*]})" 266 module_additions="$(eval echo \${#MODULESD_${currm_t}_ADDITIONS[*]})"
293 module_examples="$(eval echo \${#MODULESD_${currm/-/_}_EXAMPLES[*]})" 267 module_examples="$(eval echo \${#MODULESD_${currm_t}_EXAMPLES[*]})"
294 268
295 [[ ${module_aliases} -eq 0 ]] && unset module_aliases 269 [[ ${module_aliases} -eq 0 ]] && unset module_aliases
296 [[ ${module_additions} -eq 0 ]] && unset module_additions 270 [[ ${module_additions} -eq 0 ]] && unset module_additions
297 [[ ${module_examples} -eq 0 ]] && unset module_examples 271 [[ ${module_examples} -eq 0 ]] && unset module_examples
298 272
455# -------------------------------- 429# --------------------------------
456 430
457linux-mod_pkg_setup() { 431linux-mod_pkg_setup() {
458 linux-info_pkg_setup; 432 linux-info_pkg_setup;
459 check_kernel_built; 433 check_kernel_built;
460 check_modules_supported; 434 strip_modulenames;
435 [[ -n ${MODULE_NAMES} ]] && check_modules_supported
461 set_kvobj; 436 set_kvobj;
437 # Commented out with permission from johnm until a fixed version for arches
438 # who intentionally use different kernel and userland compilers can be
439 # introduced - Jason Wever <weeve@gentoo.org>, 23 Oct 2005
462 check_vermagic; 440 #check_vermagic;
463} 441}
464 442
465linux-mod_src_compile() { 443strip_modulenames() {
466 local modulename libdir srcdir objdir i n myARCH="${ARCH}" 444 local i
467 ARCH="$(tc-arch-kernel)"
468
469 BUILD_TARGETS=${BUILD_TARGETS:-clean module}
470
471 for i in ${MODULE_IGNORE} 445 for i in ${MODULE_IGNORE}; do
472 do
473 MODULE_NAMES=${MODULE_NAMES//${i}(*} 446 MODULE_NAMES=${MODULE_NAMES//${i}(*}
474 done 447 done
448}
475 449
450linux-mod_src_compile() {
451 local modulename libdir srcdir objdir i n myARCH="${ARCH}" myABI="${ABI}"
452 ARCH="$(tc-arch-kernel)"
453 ABI="${KERNEL_ABI}"
454 CC_HOSTCC=$(tc-getBUILD_CC)
455 CC_CC=$(get-KERNEL_CC)
456
457 BUILD_TARGETS=${BUILD_TARGETS:-clean module}
458 strip_modulenames;
476 for i in ${MODULE_NAMES} 459 for i in ${MODULE_NAMES}
477 do 460 do
478 unset libdir srcdir objdir 461 unset libdir srcdir objdir
479 for n in $(find_module_params ${i}) 462 for n in $(find_module_params ${i})
480 do 463 do
492 then 475 then
493 econf ${ECONF_PARAMS} || \ 476 econf ${ECONF_PARAMS} || \
494 die "Unable to run econf ${ECONF_PARAMS}" 477 die "Unable to run econf ${ECONF_PARAMS}"
495 fi 478 fi
496 479
497 emake ${BUILD_FIXES} ${BUILD_PARAMS} ${BUILD_TARGETS} \ 480 emake HOSTCC=${CC_HOSTCC} CC=${CC_CC} LDFLAGS="$(get_abi_LDFLAGS)" \
498 || die "Unable to make \
499 ${BUILD_FIXES} ${BUILD_PARAMS} ${BUILD_TARGETS}." 481 ${BUILD_FIXES} ${BUILD_PARAMS} ${BUILD_TARGETS} \
482 || die "Unable to make ${BUILD_FIXES} ${BUILD_PARAMS} ${BUILD_TARGETS}."
500 touch ${srcdir}/.built 483 touch ${srcdir}/.built
501 cd ${OLDPWD} 484 cd ${OLDPWD}
502 fi 485 fi
503 done 486 done
504 487
505 ARCH="${myARCH}" 488 ARCH="${myARCH}"
489 ABI="${myABI}"
506} 490}
507 491
508linux-mod_src_install() { 492linux-mod_src_install() {
509 local modulename libdir srcdir objdir i n 493 local modulename libdir srcdir objdir i n
510 494
511 for i in ${MODULE_IGNORE} 495 strip_modulenames;
512 do
513 MODULE_NAMES=${MODULE_NAMES//${i}(*}
514 done
515
516 for i in ${MODULE_NAMES} 496 for i in ${MODULE_NAMES}
517 do 497 do
518 unset libdir srcdir objdir 498 unset libdir srcdir objdir
519 for n in $(find_module_params ${i}) 499 for n in $(find_module_params ${i})
520 do 500 do
523 libdir=${libdir:-misc} 503 libdir=${libdir:-misc}
524 srcdir=${srcdir:-${S}} 504 srcdir=${srcdir:-${S}}
525 objdir=${objdir:-${srcdir}} 505 objdir=${objdir:-${srcdir}}
526 506
527 einfo "Installing ${modulename} module" 507 einfo "Installing ${modulename} module"
528 cd ${objdir} 508 cd ${objdir} || die "${objdir} does not exist"
529 insinto ${ROOT}lib/modules/${KV_FULL}/${libdir} 509 insinto /lib/modules/${KV_FULL}/${libdir}
530 doins ${modulename}.${KV_OBJ} 510 doins ${modulename}.${KV_OBJ} || die "doins ${modulename}.${KV_OBJ} failed"
531 cd ${OLDPWD} 511 cd ${OLDPWD}
532 512
533 generate_modulesd ${objdir}/${modulename} 513 generate_modulesd ${objdir}/${modulename}
534 done 514 done
535} 515}
536 516
517linux-mod_pkg_preinst() {
518 [ -d ${IMAGE}/lib/modules ] && UPDATE_DEPMOD=true || UPDATE_DEPMOD=false
519 [ -d ${IMAGE}/etc/modules.d ] && UPDATE_MODULES=true || UPDATE_MODULES=false
520 [ -d ${IMAGE}/lib/modules ] && UPDATE_MODULEDB=true || UPDATE_MODULEDB=false
521}
522
537linux-mod_pkg_postinst() { 523linux-mod_pkg_postinst() {
538 update_depmod; 524 ${UPDATE_DEPMOD} && update_depmod;
539 update_modules; 525 ${UPDATE_MODULES} && update_modules;
540 update_moduledb; 526 ${UPDATE_MODULEDB} && update_moduledb;
541} 527}
542 528
543linux-mod_pkg_postrm() { 529linux-mod_pkg_postrm() {
544 remove_moduledb; 530 remove_moduledb;
545} 531}

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