/[gentoo-x86]/eclass/linux-info.eclass
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Revision 1.30 Revision 1.39
1# Copyright 1999-2004 Gentoo Foundation 1# Copyright 1999-2006 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-info.eclass,v 1.30 2005/07/14 19:33:52 johnm Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/linux-info.eclass,v 1.39 2006/02/08 12:57:52 brix Exp $
4# 4#
5# Description: This eclass is used as a central eclass for accessing kernel 5# Description: This eclass is used as a central eclass for accessing kernel
6# related information for sources already installed. 6# related information for sources already installed.
7# It is vital for linux-mod to function correctly, and is split 7# It is vital for linux-mod to function correctly, and is split
8# out so that any ebuild behaviour "templates" are abstracted out 8# out so that any ebuild behaviour "templates" are abstracted out
22# CONFIG_CHECK <string> a list of .config options to check for before 22# CONFIG_CHECK <string> a list of .config options to check for before
23# proceeding with the install. ie: CONFIG_CHECK="MTRR" 23# proceeding with the install. ie: CONFIG_CHECK="MTRR"
24# You can also check that an option doesn't exist by 24# You can also check that an option doesn't exist by
25# prepending it with an exclamation mark (!). 25# prepending it with an exclamation mark (!).
26# ie: CONFIG_CHECK="!MTRR" 26# ie: CONFIG_CHECK="!MTRR"
27# To simply warn about a missing option, prepend a '~'.
27# ERROR_CFG <string> The error message to display when the above check 28# ERROR_CFG <string> The error message to display when the above check
28# fails. <CFG> should reference the appropriate option 29# fails. <CFG> should reference the appropriate option
29# as above. ie: ERROR_MTRR="MTRR exists in the .config 30# as above. ie: ERROR_MTRR="MTRR exists in the .config
30# but shouldn't!!" 31# but shouldn't!!"
31# KBUILD_OUTPUT <string> This is passed on commandline, or can be set from 32# KBUILD_OUTPUT <string> This is passed on commandline, or can be set from
50 51
51# And to ensure all the weirdness with crosscompile 52# And to ensure all the weirdness with crosscompile
52inherit toolchain-funcs versionator 53inherit toolchain-funcs versionator
53 54
54EXPORT_FUNCTIONS pkg_setup 55EXPORT_FUNCTIONS pkg_setup
56
57DEPEND="virtual/linux-sources"
58RDEPEND=""
55 59
56# Overwritable environment Var's 60# Overwritable environment Var's
57# --------------------------------------- 61# ---------------------------------------
58KERNEL_DIR="${KERNEL_DIR:-${ROOT}usr/src/linux}" 62KERNEL_DIR="${KERNEL_DIR:-${ROOT}usr/src/linux}"
59 63
107 then 111 then
108 echo -e "\n" 112 echo -e "\n"
109 eerror "getfilevar requires 2 variables, with the second a valid file." 113 eerror "getfilevar requires 2 variables, with the second a valid file."
110 eerror " getfilevar <VARIABLE> <CONFIGFILE>" 114 eerror " getfilevar <VARIABLE> <CONFIGFILE>"
111 else 115 else
112 workingdir=${PWD} 116 workingdir="${PWD}"
113 basefname=$(basename ${2}) 117 basefname="$(basename ${2})"
114 basedname=$(dirname ${2}) 118 basedname="$(dirname ${2})"
115 unset ARCH 119 unset ARCH
116 120
117 cd ${basedname} 121 cd "${basedname}"
118 echo -e "include ${basefname}\ne:\n\t@echo \$(${1})" | \ 122 echo -e "include ${basefname}\ne:\n\t@echo \$(${1})" | \
119 make ${BUILD_FIXES} -s -f - e 2>/dev/null 123 make ${BUILD_FIXES} -s -f - e 2>/dev/null
120 cd ${workingdir} 124 cd "${workingdir}"
121 125
122 ARCH=${myARCH} 126 ARCH=${myARCH}
123 fi 127 fi
124} 128}
125 129
289 KV_LOCAL="$(get_localversion ${KV_OUT_DIR})" 293 KV_LOCAL="$(get_localversion ${KV_OUT_DIR})"
290 fi 294 fi
291 # and if we STILL haven't got it, then we better just set it to KV_DIR 295 # and if we STILL haven't got it, then we better just set it to KV_DIR
292 KV_OUT_DIR="${KV_OUT_DIR:-${KV_DIR}}" 296 KV_OUT_DIR="${KV_OUT_DIR:-${KV_DIR}}"
293 297
294 KV_LOCAL="${KV_LOCAL}$(get_localversion ${KV_OUT_DIR})" 298 KV_LOCAL="${KV_LOCAL}$(get_localversion ${KV_DIR})"
295 KV_LOCAL="${KV_LOCAL}$(linux_chkconfig_string LOCALVERSION)" 299 KV_LOCAL="${KV_LOCAL}$(linux_chkconfig_string LOCALVERSION)"
296 KV_LOCAL="${KV_LOCAL//\"/}" 300 KV_LOCAL="${KV_LOCAL//\"/}"
297 301
298 # And we should set KV_FULL to the full expanded version 302 # And we should set KV_FULL to the full expanded version
299 KV_FULL="${KV_MAJOR}.${KV_MINOR}.${KV_PATCH}${KV_EXTRA}${KV_LOCAL}" 303 KV_FULL="${KV_MAJOR}.${KV_MINOR}.${KV_PATCH}${KV_EXTRA}${KV_LOCAL}"
372 die "No support for external modules in ${KV_FULL} config" 376 die "No support for external modules in ${KV_FULL} config"
373 fi 377 fi
374} 378}
375 379
376check_extra_config() { 380check_extra_config() {
377 local config negate error local_error i n temp_config 381 local config negate error local_error i n
382 local temp_config die reworkmodulenames
378 383
379 # if we haven't determined the version yet, we need too. 384 # if we haven't determined the version yet, we need too.
380 get_version; 385 get_version;
381 386
382 einfo "Checking for suitable kernel configuration options" 387 einfo "Checking for suitable kernel configuration options:"
383 for config in ${CONFIG_CHECK} 388 for config in ${CONFIG_CHECK}
384 do 389 do
385 negate="${config:0:1}" 390 # if we specify any fatal, ensure we honor them
386 if [ "${negate}" == "!" ]; 391 die=1
387 then 392 error=0
393 negate=0
394 reworkmodulenames=0
395
396 if [[ -z ${config//\!*} ]]; then
397 negate=1
388 config="${config:1}" 398 config=${config:1}
389 if linux_chkconfig_present ${config}
390 then
391 local_error="${config}_ERROR"
392 local_error="${!local_error}"
393 [ -n "${local_error}" ] && eerror " ${local_error}" || \
394 eerror " CONFIG_${config}:\tshould not be set in the kernel configuration, but it is."
395 error=1
396 fi 399 fi
397 elif [ "${negate}" == "@" ]; 400 if [[ -z ${config/\@*} ]]; then
398 then 401 die=2
399 # we never call this unless we are using MODULE_NAMES 402 reworkmodulenames=1
400
401 config="${config:1}" 403 config=${config:1}
404 fi
405 if [[ -z ${config/\~*} ]]; then
406 die=0
407 config=${config:1}
408 fi
409
410 if [[ ${negate} == 1 ]]; then
411 linux_chkconfig_present ${config} && error=2
412 elif [[ ${reworkmodulenames} == 1 ]]; then
402 temp_config="${config//*:}" 413 temp_config="${config//*:}"
403 config="${config//:*}" 414 config="${config//:*}"
404 if linux_chkconfig_present ${config} 415 if linux_chkconfig_present ${config}; then
405 then
406 local_error="${config}_ERROR"
407 local_error="${!local_error}"
408 [ -n "${local_error}" ] && eerror " ${local_error}" || \
409 eerror " CONFIG_${config}:\tshould not be set in the kernel configuration, but it is."
410
411 for i in ${MODULE_NAMES} 416 for i in ${MODULE_NAMES}; do
412 do
413 n="${i//${temp_config}}" 417 n="${i//${temp_config}}"
418 [[ -z ${n//\(*} ]] && \
414 [ -z "${n//(*}" ] && MODULE_IGNORE="${MODULE_IGNORE} ${temp_config}" 419 MODULE_IGNORE="${MODULE_IGNORE} ${temp_config}"
415 done 420 done
416 error=0 421 error=2
417 fi 422 fi
418 else 423 else
419 if ! linux_chkconfig_present ${config} 424 linux_chkconfig_present ${config} || error=1
420 then 425 fi
421 # Support the new syntax first. 426
427 if [[ ${die} == 0 ]]; then
428 ebegin "CONFIG_${config}"
429 eend ${error}
430 else
431 if [[ ${error} > 0 ]]; then
422 local_error="ERROR_${config}" 432 local_error="ERROR_${config}"
423 local_error="${!local_error}" 433 local_error="${!local_error}"
424 434
425 # then fall back on the older syntax.
426 if [[ -z ${local_error} ]] ; then 435 if [[ -z "${local_error}" ]]; then
436 # using old, deprecated format.
427 local_error="${config}_ERROR" 437 local_error="${config}_ERROR"
428 local_error="${!local_error}" 438 local_error="${!local_error}"
429 fi 439 fi
430 440
431 [[ -n ${local_error} ]] && eerror " ${local_error}" || \ 441 if [[ -z "${local_error}" ]]; then
432 eerror " CONFIG_${config}:\tshould be set in the kernel configuration, but isn't" 442 [[ ${error} == 1 ]] \
433 error=1 443 && local_error="is not set when it should be." \
444 || local_error="should not be set. But it is."
445 local_error="CONFIG_${config}:\t ${local_error}"
446 fi
447 eerror " ${local_error}"
434 fi 448 fi
435 fi 449 fi
436 done 450 done
437 451
438 if [ "${error}" == 1 ] ; 452 if [[ ${error} > 0 ]]; then
439 then
440 eerror "Please check to make sure these options are set correctly." 453 eerror "Please check to make sure these options are set correctly."
454 eerror "Failure to do so may cause unexpected problems."
455 if [[ ${die} == 1 ]]; then
441 eerror "Once you have satisfied these options, please try merging" 456 eerror "Once you have satisfied these options, please try merging"
442 eerror "this package again." 457 eerror "this package again."
443 die "Incorrect kernel configuration options" 458 die "Incorrect kernel configuration options"
459 fi
444 fi 460 fi
445} 461}
446 462
447check_zlibinflate() { 463check_zlibinflate() {
448 # if we haven't determined the version yet, we need too. 464 # if we haven't determined the version yet, we need too.

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