/[gentoo-x86]/eclass/linux-info.eclass
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Revision 1.64 Revision 1.83
1# Copyright 1999-2006 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 1.64 2009/09/06 23:12:29 robbat2 Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/linux-info.eclass,v 1.83 2010/01/17 21:46:55 robbat2 Exp $
4# 4#
5# Original author: John Mylchreest <johnm@gentoo.org> 5# Original author: John Mylchreest <johnm@gentoo.org>
6# Maintainer: kernel-misc@gentoo.org 6# Maintainer: kernel-misc@gentoo.org
7# 7#
8# Please direct your bugs to the current eclass maintainer :) 8# Please direct your bugs to the current eclass maintainer :)
99# @ECLASS-VARIABLE: KV_OUT_DIR 99# @ECLASS-VARIABLE: KV_OUT_DIR
100# @DESCRIPTION: 100# @DESCRIPTION:
101# A read-only variable. It's a string containing the kernel object directory, will be KV_DIR unless 101# A read-only variable. It's a string containing the kernel object directory, will be KV_DIR unless
102# KBUILD_OUTPUT is used. This should be used for referencing .config. 102# KBUILD_OUTPUT is used. This should be used for referencing .config.
103 103
104# @ECLASS-VARIABLE: I_KNOW_WHAT_I_AM_DOING
105# @DESCRIPTION:
106# Temporary variable for the migration to making linux-info non-fatal.
107
108# And to ensure all the weirdness with crosscompile 104# And to ensure all the weirdness with crosscompile
109inherit toolchain-funcs versionator 105inherit toolchain-funcs versionator
110 106
111EXPORT_FUNCTIONS pkg_setup 107EXPORT_FUNCTIONS pkg_setup
112 108
113DEPEND="kernel_linux? ( virtual/linux-sources )" 109DEPEND=""
114RDEPEND="" 110RDEPEND=""
115 111
116# Overwritable environment Var's 112# Overwritable environment Var's
117# --------------------------------------- 113# ---------------------------------------
118KERNEL_DIR="${KERNEL_DIR:-${ROOT}usr/src/linux}" 114KERNEL_DIR="${KERNEL_DIR:-${ROOT}usr/src/linux}"
150 esac 146 esac
151 [ -n "${outputmsg}" ] && ${type} "${outputmsg}" 147 [ -n "${outputmsg}" ] && ${type} "${outputmsg}"
152} 148}
153 149
154qeinfo() { qout einfo "${@}" ; } 150qeinfo() { qout einfo "${@}" ; }
151qewarn() { qout ewarn "${@}" ; }
155qeerror() { qout eerror "${@}" ; } 152qeerror() { qout eerror "${@}" ; }
156 153
157# File Functions 154# File Functions
158# --------------------------------------- 155# ---------------------------------------
159 156
210 eerror "getfilevar_noexec requires 2 variables, with the second a valid file." 207 eerror "getfilevar_noexec requires 2 variables, with the second a valid file."
211 eerror " getfilevar_noexec <VARIABLE> <CONFIGFILE>" 208 eerror " getfilevar_noexec <VARIABLE> <CONFIGFILE>"
212 else 209 else
213 ${mycat} "${2}" | \ 210 ${mycat} "${2}" | \
214 sed -n \ 211 sed -n \
215 -e "/^[[:space:]]*${1}[[:space:]]*=[[:space:]]*\(.*\)\$/{ 212 -e "/^[[:space:]]*${1}[[:space:]]*:\\?=[[:space:]]*\(.*\)\$/{
216 s,^[^=]*[[:space:]]*=[[:space:]]*,,g ; 213 s,^[^=]*[[:space:]]*=[[:space:]]*,,g ;
217 s,[[:space:]]*\$,,g ; 214 s,[[:space:]]*\$,,g ;
218 p 215 p
219 }" 216 }"
220 fi 217 fi
221} 218}
222 219
220# @PRIVATE-VARIABLE: _LINUX_CONFIG_EXISTS_DONE
221# @DESCRIPTION:
222# This is only set if one of the linux_config_*exists functions has been called.
223# We use it for a QA warning that the check for a config has not been performed,
224# as linux_chkconfig* in non-legacy mode WILL return an undefined value if no
225# config is available at all.
226_LINUX_CONFIG_EXISTS_DONE=
227
228linux_config_qa_check() {
229 local f="$1"
230 if [ -z "${_LINUX_CONFIG_EXISTS_DONE}" ]; then
231 ewarn "QA: You called $f before any linux_config_exists!"
232 ewarn "QA: The return value of $f will NOT gaurenteed later!"
233 fi
234}
223 235
224# @FUNCTION: linux_config_src_exists 236# @FUNCTION: linux_config_src_exists
225# @RETURN: true or false 237# @RETURN: true or false
226# @DESCRIPTION: 238# @DESCRIPTION:
227# It returns true if .config exists in a build directory otherwise false 239# It returns true if .config exists in a build directory otherwise false
228linux_config_src_exists() { 240linux_config_src_exists() {
241 export _LINUX_CONFIG_EXISTS_DONE=1
229 [ -s "${KV_OUT_DIR}/.config" ] 242 [ -s "${KV_OUT_DIR}/.config" ]
230} 243}
231 244
232# @FUNCTION: linux_config_bin_exists 245# @FUNCTION: linux_config_bin_exists
233# @RETURN: true or false 246# @RETURN: true or false
234# @DESCRIPTION: 247# @DESCRIPTION:
235# It returns true if .config exists in /proc, otherwise false 248# It returns true if .config exists in /proc, otherwise false
236linux_config_bin_exists() { 249linux_config_bin_exists() {
250 export _LINUX_CONFIG_EXISTS_DONE=1
237 [ -s "/proc/config.gz" ] 251 [ -s "/proc/config.gz" ]
238} 252}
239 253
240# @FUNCTION: linux_config_exists 254# @FUNCTION: linux_config_exists
241# @RETURN: true or false 255# @RETURN: true or false
268# @DESCRIPTION: 282# @DESCRIPTION:
269# It checks that CONFIG_<option>=y or CONFIG_<option>=m is present in the current kernel .config 283# It checks that CONFIG_<option>=y or CONFIG_<option>=m is present in the current kernel .config
270# If linux_config_exists returns false, the results of this are UNDEFINED. You 284# If linux_config_exists returns false, the results of this are UNDEFINED. You
271# MUST call linux_config_exists first. 285# MUST call linux_config_exists first.
272linux_chkconfig_present() { 286linux_chkconfig_present() {
287 linux_config_qa_check linux_chkconfig_present
273local RESULT 288 local RESULT
274 [ -z "${I_KNOW_WHAT_I_AM_DOING}" ] && require_configured_kernel
275 local config 289 local config
276 config="${KV_OUT_DIR}/.config" 290 config="${KV_OUT_DIR}/.config"
277 [ ! -f "${config}" ] && config="/proc/config.gz" 291 [ ! -f "${config}" ] && config="/proc/config.gz"
278 RESULT="$(getfilevar_noexec CONFIG_${1} "${config}")" 292 RESULT="$(getfilevar_noexec CONFIG_${1} "${config}")"
279 [ "${RESULT}" = "m" -o "${RESULT}" = "y" ] && return 0 || return 1 293 [ "${RESULT}" = "m" -o "${RESULT}" = "y" ] && return 0 || return 1
285# @DESCRIPTION: 299# @DESCRIPTION:
286# It checks that CONFIG_<option>=m is present in the current kernel .config 300# It checks that CONFIG_<option>=m is present in the current kernel .config
287# If linux_config_exists returns false, the results of this are UNDEFINED. You 301# If linux_config_exists returns false, the results of this are UNDEFINED. You
288# MUST call linux_config_exists first. 302# MUST call linux_config_exists first.
289linux_chkconfig_module() { 303linux_chkconfig_module() {
304 linux_config_qa_check linux_chkconfig_module
290local RESULT 305 local RESULT
291 [ -z "${I_KNOW_WHAT_I_AM_DOING}" ] && require_configured_kernel
292 local config 306 local config
293 config="${KV_OUT_DIR}/.config" 307 config="${KV_OUT_DIR}/.config"
294 [ ! -f "${config}" ] && config="/proc/config.gz" 308 [ ! -f "${config}" ] && config="/proc/config.gz"
295 RESULT="$(getfilevar_noexec CONFIG_${1} "${config}")" 309 RESULT="$(getfilevar_noexec CONFIG_${1} "${config}")"
296 [ "${RESULT}" = "m" ] && return 0 || return 1 310 [ "${RESULT}" = "m" ] && return 0 || return 1
302# @DESCRIPTION: 316# @DESCRIPTION:
303# It checks that CONFIG_<option>=y is present in the current kernel .config 317# It checks that CONFIG_<option>=y is present in the current kernel .config
304# If linux_config_exists returns false, the results of this are UNDEFINED. You 318# If linux_config_exists returns false, the results of this are UNDEFINED. You
305# MUST call linux_config_exists first. 319# MUST call linux_config_exists first.
306linux_chkconfig_builtin() { 320linux_chkconfig_builtin() {
321 linux_config_qa_check linux_chkconfig_builtin
307local RESULT 322 local RESULT
308 [ -z "${I_KNOW_WHAT_I_AM_DOING}" ] && require_configured_kernel
309 local config 323 local config
310 config="${KV_OUT_DIR}/.config" 324 config="${KV_OUT_DIR}/.config"
311 [ ! -f "${config}" ] && config="/proc/config.gz" 325 [ ! -f "${config}" ] && config="/proc/config.gz"
312 RESULT="$(getfilevar_noexec CONFIG_${1} "${config}")" 326 RESULT="$(getfilevar_noexec CONFIG_${1} "${config}")"
313 [ "${RESULT}" = "y" ] && return 0 || return 1 327 [ "${RESULT}" = "y" ] && return 0 || return 1
319# @DESCRIPTION: 333# @DESCRIPTION:
320# It prints the CONFIG_<option> value of the current kernel .config (it requires a configured kernel). 334# It prints the CONFIG_<option> value of the current kernel .config (it requires a configured kernel).
321# If linux_config_exists returns false, the results of this are UNDEFINED. You 335# If linux_config_exists returns false, the results of this are UNDEFINED. You
322# MUST call linux_config_exists first. 336# MUST call linux_config_exists first.
323linux_chkconfig_string() { 337linux_chkconfig_string() {
324 [ -z "${I_KNOW_WHAT_I_AM_DOING}" ] && require_configured_kernel 338 linux_config_qa_check linux_chkconfig_string
325 local config 339 local config
326 config="${KV_OUT_DIR}/.config" 340 config="${KV_OUT_DIR}/.config"
327 [ ! -f "${config}" ] && config="/proc/config.gz" 341 [ ! -f "${config}" ] && config="/proc/config.gz"
328 getfilevar_noexec "CONFIG_${1}" "${config}" 342 getfilevar_noexec "CONFIG_${1}" "${config}"
329} 343}
349 363
350# got the jist yet? 364# got the jist yet?
351 365
352kernel_is() { 366kernel_is() {
353 # if we haven't determined the version yet, we need to. 367 # if we haven't determined the version yet, we need to.
354 get_version 368 linux-info_get_any_version
369
355 local operator test value x=0 y=0 z=0 370 local operator testagainst value x=0 y=0 z=0
356 371
357 case ${1} in 372 case ${1} in
358 lt) operator="-lt"; shift;; 373 -lt|lt) operator="-lt"; shift;;
359 gt) operator="-gt"; shift;; 374 -gt|gt) operator="-gt"; shift;;
360 le) operator="-le"; shift;; 375 -le|le) operator="-le"; shift;;
361 ge) operator="-ge"; shift;; 376 -ge|ge) operator="-ge"; shift;;
362 eq) operator="-eq"; shift;; 377 -eq|eq) operator="-eq"; shift;;
363 *) operator="-eq";; 378 *) operator="-eq";;
364 esac 379 esac
365 380
366 for x in ${@}; do 381 for x in ${@}; do
367 for((y=0; y<$((3 - ${#x})); y++)); do value="${value}0"; done 382 for((y=0; y<$((3 - ${#x})); y++)); do value="${value}0"; done
368 value="${value}${x}" 383 value="${value}${x}"
369 z=$((${z} + 1)) 384 z=$((${z} + 1))
370 385
371 case ${z} in 386 case ${z} in
372 1) for((y=0; y<$((3 - ${#KV_MAJOR})); y++)); do test="${test}0"; done; 387 1) for((y=0; y<$((3 - ${#KV_MAJOR})); y++)); do testagainst="${testagainst}0"; done;
373 test="${test}${KV_MAJOR}";; 388 testagainst="${testagainst}${KV_MAJOR}";;
374 2) for((y=0; y<$((3 - ${#KV_MINOR})); y++)); do test="${test}0"; done; 389 2) for((y=0; y<$((3 - ${#KV_MINOR})); y++)); do testagainst="${testagainst}0"; done;
375 test="${test}${KV_MINOR}";; 390 testagainst="${testagainst}${KV_MINOR}";;
376 3) for((y=0; y<$((3 - ${#KV_PATCH})); y++)); do test="${test}0"; done; 391 3) for((y=0; y<$((3 - ${#KV_PATCH})); y++)); do testagainst="${testagainst}0"; done;
377 test="${test}${KV_PATCH}";; 392 testagainst="${testagainst}${KV_PATCH}";;
378 *) die "Error in kernel-2_kernel_is(): Too many parameters.";; 393 *) die "Error in kernel-2_kernel_is(): Too many parameters.";;
379 esac 394 esac
380 done 395 done
381 396
382 [ ${test} ${operator} ${value} ] && return 0 || return 1 397 [ "${testagainst}" ${operator} "${value}" ] && return 0 || return 1
383} 398}
384 399
385get_localversion() { 400get_localversion() {
386 local lv_list i x 401 local lv_list i x
387 402
395 done 410 done
396 x=${x/ /} 411 x=${x/ /}
397 echo ${x} 412 echo ${x}
398} 413}
399 414
415# Check if the Makefile is valid for direct parsing.
416# Check status results:
417# - PASS, use 'getfilevar' to extract values
418# - FAIL, use 'getfilevar_noexec' to extract values
419# The check may fail if:
420# - make is not present
421# - corruption exists in the kernel makefile
422get_makefile_extract_function() {
423 local a='' b='' mkfunc='getfilevar'
424 a="$(getfilevar VERSION ${KERNEL_MAKEFILE})"
425 b="$(getfilevar_noexec VERSION ${KERNEL_MAKEFILE})"
426 [[ "${a}" != "${b}" ]] && mkfunc='getfilevar_noexec'
427 echo "${mkfunc}"
428}
429
400# internal variable, so we know to only print the warning once 430# internal variable, so we know to only print the warning once
401get_version_warning_done= 431get_version_warning_done=
402 432
403# @FUNCTION: get_version 433# @FUNCTION: get_version
404# @DESCRIPTION: 434# @DESCRIPTION:
409# 439#
410# The KV_DIR is set using the KERNEL_DIR env var, the KV_DIR_OUT is set using a valid 440# The KV_DIR is set using the KERNEL_DIR env var, the KV_DIR_OUT is set using a valid
411# KBUILD_OUTPUT (in a decreasing priority list, we look for the env var, makefile var or the 441# KBUILD_OUTPUT (in a decreasing priority list, we look for the env var, makefile var or the
412# symlink /lib/modules/${KV_MAJOR}.${KV_MINOR}.${KV_PATCH}${KV_EXTRA}/build). 442# symlink /lib/modules/${KV_MAJOR}.${KV_MINOR}.${KV_PATCH}${KV_EXTRA}/build).
413get_version() { 443get_version() {
414 local kbuild_output 444 local kbuild_output mkfunc
415 445
416 # no need to execute this twice assuming KV_FULL is populated. 446 # no need to execute this twice assuming KV_FULL is populated.
417 # we can force by unsetting KV_FULL 447 # we can force by unsetting KV_FULL
418 [ -n "${KV_FULL}" ] && return 0 448 [ -n "${KV_FULL}" ] && return 0
419 449
463 # KBUILD_OUTPUT, and we need this for .config and localversions-* 493 # KBUILD_OUTPUT, and we need this for .config and localversions-*
464 # so we better find it eh? 494 # so we better find it eh?
465 # do we pass KBUILD_OUTPUT on the CLI? 495 # do we pass KBUILD_OUTPUT on the CLI?
466 OUTPUT_DIR="${OUTPUT_DIR:-${KBUILD_OUTPUT}}" 496 OUTPUT_DIR="${OUTPUT_DIR:-${KBUILD_OUTPUT}}"
467 497
498 # keep track of it
499 KERNEL_MAKEFILE="${KV_DIR}/Makefile"
500
501 # Decide the function used to extract makefile variables.
502 mkfunc="$(get_makefile_extract_function "${KERNEL_MAKEFILE}")"
503
468 # And if we didn't pass it, we can take a nosey in the Makefile 504 # And if we didn't pass it, we can take a nosey in the Makefile
469 kbuild_output="$(getfilevar_noexec KBUILD_OUTPUT ${KV_DIR}/Makefile)" 505 kbuild_output="$(${mkfunc} KBUILD_OUTPUT ${KERNEL_MAKEFILE})"
470 OUTPUT_DIR="${OUTPUT_DIR:-${kbuild_output}}" 506 OUTPUT_DIR="${OUTPUT_DIR:-${kbuild_output}}"
471 507
472 # And contrary to existing functions I feel we shouldn't trust the 508 # And contrary to existing functions I feel we shouldn't trust the
473 # directory name to find version information as this seems insane. 509 # directory name to find version information as this seems insane.
474 # so we parse ${KV_DIR}/Makefile 510 # so we parse ${KERNEL_MAKEFILE}
475 KV_MAJOR="$(getfilevar_noexec VERSION ${KV_DIR}/Makefile)" 511 KV_MAJOR="$(${mkfunc} VERSION ${KERNEL_MAKEFILE})"
476 KV_MINOR="$(getfilevar_noexec PATCHLEVEL ${KV_DIR}/Makefile)" 512 KV_MINOR="$(${mkfunc} PATCHLEVEL ${KERNEL_MAKEFILE})"
477 KV_PATCH="$(getfilevar_noexec SUBLEVEL ${KV_DIR}/Makefile)" 513 KV_PATCH="$(${mkfunc} SUBLEVEL ${KERNEL_MAKEFILE})"
478 KV_EXTRA="$(getfilevar_noexec EXTRAVERSION ${KV_DIR}/Makefile)" 514 KV_EXTRA="$(${mkfunc} EXTRAVERSION ${KERNEL_MAKEFILE})"
479 515
480 if [ -z "${KV_MAJOR}" -o -z "${KV_MINOR}" -o -z "${KV_PATCH}" ] 516 if [ -z "${KV_MAJOR}" -o -z "${KV_MINOR}" -o -z "${KV_PATCH}" ]
481 then 517 then
482 if [ -z "${get_version_warning_done}" ]; then 518 if [ -z "${get_version_warning_done}" ]; then
483 get_version_warning_done=1 519 get_version_warning_done=1
489 525
490 # and in newer versions we can also pull LOCALVERSION if it is set. 526 # and in newer versions we can also pull LOCALVERSION if it is set.
491 # but before we do this, we need to find if we use a different object directory. 527 # but before we do this, we need to find if we use a different object directory.
492 # This *WILL* break if the user is using localversions, but we assume it was 528 # This *WILL* break if the user is using localversions, but we assume it was
493 # caught before this if they are. 529 # caught before this if they are.
494 [ "${KV_MAJOR}.${KV_MINOR}.${KV_PATCH}${KV_EXTRA}" == "$(uname -r)" ] && \
495 OUTPUT_DIR="${OUTPUT_DIR:-/lib/modules/${KV_MAJOR}.${KV_MINOR}.${KV_PATCH}${KV_EXTRA}/build}" 530 OUTPUT_DIR="${OUTPUT_DIR:-/lib/modules/${KV_MAJOR}.${KV_MINOR}.${KV_PATCH}${KV_EXTRA}/build}"
496 531
497 [ -h "${OUTPUT_DIR}" ] && KV_OUT_DIR="$(readlink -f ${OUTPUT_DIR})" 532 [ -h "${OUTPUT_DIR}" ] && KV_OUT_DIR="$(readlink -f ${OUTPUT_DIR})"
498 [ -d "${OUTPUT_DIR}" ] && KV_OUT_DIR="${OUTPUT_DIR}" 533 [ -d "${OUTPUT_DIR}" ] && KV_OUT_DIR="${OUTPUT_DIR}"
499 if [ -n "${KV_OUT_DIR}" ]; 534 if [ -n "${KV_OUT_DIR}" ];
500 then 535 then
505 fi 540 fi
506 # and if we STILL have not got it, then we better just set it to KV_DIR 541 # and if we STILL have not got it, then we better just set it to KV_DIR
507 KV_OUT_DIR="${KV_OUT_DIR:-${KV_DIR}}" 542 KV_OUT_DIR="${KV_OUT_DIR:-${KV_DIR}}"
508 543
509 KV_LOCAL="${KV_LOCAL}$(get_localversion ${KV_DIR})" 544 KV_LOCAL="${KV_LOCAL}$(get_localversion ${KV_DIR})"
510 if linux_config_exists; then 545 if linux_config_src_exists; then
511 KV_LOCAL="${KV_LOCAL}$(linux_chkconfig_string LOCALVERSION)" 546 KV_LOCAL="${KV_LOCAL}$(linux_chkconfig_string LOCALVERSION)"
512 KV_LOCAL="${KV_LOCAL//\"/}" 547 KV_LOCAL="${KV_LOCAL//\"/}"
513 548
514 # For things like git that can append extra stuff: 549 # For things like git that can append extra stuff:
515 [ -e ${KV_DIR}/scripts/setlocalversion ] && 550 [ -e ${KV_DIR}/scripts/setlocalversion ] &&
552 && KV_EXTRA="-${KV_FULL#*-}" 587 && KV_EXTRA="-${KV_FULL#*-}"
553 fi 588 fi
554 return 0 589 return 0
555} 590}
556 591
592# This next function is named with the eclass prefix to avoid conflicts with
593# some old versionator-like eclass functions.
594
595# @FUNCTION: linux-info_get_any_version
596# @DESCRIPTION:
597# This attempts to find the version of the sources, and otherwise falls back to
598# the version of the running kernel.
599linux-info_get_any_version() {
600 get_version
601 if [[ $? -ne 0 ]]; then
602 ewarn "Unable to calculate Linux Kernel version for build, attempting to use running version"
603 get_running_version
604 fi
605}
606
557 607
558# ebuild check functions 608# ebuild check functions
559# --------------------------------------- 609# ---------------------------------------
560 610
561# @FUNCTION: check_kernel_built 611# @FUNCTION: check_kernel_built
603# It checks the kernel config options specified by CONFIG_CHECK. It dies only when a required config option (i.e. 653# It checks the kernel config options specified by CONFIG_CHECK. It dies only when a required config option (i.e.
604# the prefix ~ is not used) doesn't satisfy the directive. 654# the prefix ~ is not used) doesn't satisfy the directive.
605check_extra_config() { 655check_extra_config() {
606 local config negate die error reworkmodulenames 656 local config negate die error reworkmodulenames
607 local soft_errors_count=0 hard_errors_count=0 config_required=0 657 local soft_errors_count=0 hard_errors_count=0 config_required=0
658 # store the value of the QA check, because otherwise we won't catch usages
659 # after if check_extra_config is called AND other direct calls are done
660 # later.
661 local old_LINUX_CONFIG_EXISTS_DONE="${_LINUX_CONFIG_EXISTS_DONE}"
608 662
609 # if we haven't determined the version yet, we need to 663 # if we haven't determined the version yet, we need to
610 get_version 664 linux-info_get_any_version
611 665
612 # Determine if we really need a .config. The only time when we don't need 666 # Determine if we really need a .config. The only time when we don't need
613 # one is when all of the CONFIG_CHECK options are prefixed with "~". 667 # one is when all of the CONFIG_CHECK options are prefixed with "~".
614 for config in ${CONFIG_CHECK} 668 for config in ${CONFIG_CHECK}
615 do 669 do
626 if ! linux_config_exists; then 680 if ! linux_config_exists; then
627 ewarn "Unable to check for the following kernel config options due" 681 ewarn "Unable to check for the following kernel config options due"
628 ewarn "to absence of any configured kernel sources or compiled" 682 ewarn "to absence of any configured kernel sources or compiled"
629 ewarn "config:" 683 ewarn "config:"
630 for config in ${CONFIG_CHECK}; do 684 for config in ${CONFIG_CHECK}; do
685 local_error="ERROR_${config#\~}"
686 msg="${!local_error}"
687 if [[ "x${msg}" == "x" ]]; then
688 local_error="WARNING_${config#\~}"
689 msg="${!local_error}"
690 fi
631 ewarn " - ${config#\~}" 691 ewarn " - ${config#\~}${msg:+ - }${msg}"
632 done 692 done
633 ewarn "You're on your own to make sure they are set if needed." 693 ewarn "You're on your own to make sure they are set if needed."
694 export LINUX_CONFIG_EXISTS_DONE="${old_LINUX_CONFIG_EXISTS_DONE}"
634 return 0 695 return 0
635 fi 696 fi
636 else 697 else
637 [ -n "${I_KNOW_WHAT_I_AM_DOING}" ] && require_configured_kernel 698 require_configured_kernel
638 fi 699 fi
639 700
640 einfo "Checking for suitable kernel configuration options..." 701 einfo "Checking for suitable kernel configuration options..."
641 702
642 for config in ${CONFIG_CHECK} 703 for config in ${CONFIG_CHECK}
715 if [[ ${hard_errors_count} > 0 ]]; then 776 if [[ ${hard_errors_count} > 0 ]]; then
716 eerror "Please check to make sure these options are set correctly." 777 eerror "Please check to make sure these options are set correctly."
717 eerror "Failure to do so may cause unexpected problems." 778 eerror "Failure to do so may cause unexpected problems."
718 eerror "Once you have satisfied these options, please try merging" 779 eerror "Once you have satisfied these options, please try merging"
719 eerror "this package again." 780 eerror "this package again."
781 export LINUX_CONFIG_EXISTS_DONE="${old_LINUX_CONFIG_EXISTS_DONE}"
720 die "Incorrect kernel configuration options" 782 die "Incorrect kernel configuration options"
721 elif [[ ${soft_errors_count} > 0 ]]; then 783 elif [[ ${soft_errors_count} > 0 ]]; then
722 ewarn "Please check to make sure these options are set correctly." 784 ewarn "Please check to make sure these options are set correctly."
723 ewarn "Failure to do so may cause unexpected problems." 785 ewarn "Failure to do so may cause unexpected problems."
724 else 786 else
725 eend 0 787 eend 0
726 fi 788 fi
789 export LINUX_CONFIG_EXISTS_DONE="${old_LINUX_CONFIG_EXISTS_DONE}"
727} 790}
728 791
729check_zlibinflate() { 792check_zlibinflate() {
730 # if we haven't determined the version yet, we need to 793 # if we haven't determined the version yet, we need to
731 require_configured_kernel 794 require_configured_kernel
802# @FUNCTION: linux-info_pkg_setup 865# @FUNCTION: linux-info_pkg_setup
803# @DESCRIPTION: 866# @DESCRIPTION:
804# Force a get_version() call when inherited from linux-mod.eclass and then check if the kernel is configured 867# Force a get_version() call when inherited from linux-mod.eclass and then check if the kernel is configured
805# to support the options specified in CONFIG_CHECK (if not null) 868# to support the options specified in CONFIG_CHECK (if not null)
806linux-info_pkg_setup() { 869linux-info_pkg_setup() {
807 get_version 870 linux-info_get_any_version
808 if [[ $rc -ne 0 ]]; then
809 ewarn "Unable to calculate Linux Kernel version for build, attempting to use running version"
810 get_running_version
811 fi
812 871
813 if kernel_is 2 4; then 872 if kernel_is 2 4; then
814 if [ "$( gcc-major-version )" -eq "4" ] ; then 873 if [ "$( gcc-major-version )" -eq "4" ] ; then
815 echo 874 echo
816 ewarn "Be warned !! >=sys-devel/gcc-4.0.0 isn't supported with" 875 ewarn "Be warned !! >=sys-devel/gcc-4.0.0 isn't supported with"

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