/[gentoo-x86]/eclass/linux-info.eclass
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Revision 1.21 Revision 1.40
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 1.21 2005/01/31 20:03:47 johnm Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/linux-info.eclass,v 1.40 2006/02/16 21:46:50 exg 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
13# 13#
14# Please direct your bugs to the current eclass maintainer :) 14# Please direct your bugs to the current eclass maintainer :)
15 15
16# A Couple of env vars are available to effect usage of this eclass 16# A Couple of env vars are available to effect usage of this eclass
17# These are as follows: 17# These are as follows:
18# 18#
19# Env Var Option Description 19# Env Var Option Description
20# KERNEL_DIR <string> The directory containing kernel the target kernel 20# KERNEL_DIR <string> The directory containing kernel the target kernel
21# sources. 21# sources.
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: MTRR_ERROR="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
32# the kernel makefile. This contains the directory 33# the kernel makefile. This contains the directory
33# which is to be used as the kernel object directory. 34# which is to be used as the kernel object directory.
34 35
35# There are also a couple of variables which are set by this, and shouldn't be 36# There are also a couple of variables which are set by this, and shouldn't be
36# set by hand. These are as follows: 37# set by hand. These are as follows:
37# 38#
38# Env Var Option Description 39# Env Var Option Description
39# KV_FULL <string> The full kernel version. ie: 2.6.9-gentoo-johnm-r1 40# KV_FULL <string> The full kernel version. ie: 2.6.9-gentoo-johnm-r1
40# KV_MAJOR <integer> The kernel major version. ie: 2 41# KV_MAJOR <integer> The kernel major version. ie: 2
41# KV_MINOR <integer> The kernel minor version. ie: 6 42# KV_MINOR <integer> The kernel minor version. ie: 6
42# KV_PATCH <integer> The kernel patch version. ie: 9 43# KV_PATCH <integer> The kernel patch version. ie: 9
47# KV_OUT_DIR <string> The kernel object directory. will be KV_DIR unless 48# KV_OUT_DIR <string> The kernel object directory. will be KV_DIR unless
48# koutput is used. This should be used for referencing 49# koutput is used. This should be used for referencing
49# .config. 50# .config.
50 51
51# And to ensure all the weirdness with crosscompile 52# And to ensure all the weirdness with crosscompile
52inherit toolchain-funcs 53inherit toolchain-funcs versionator
53 54
54ECLASS=linux-info
55INHERITED="$INHERITED $ECLASS"
56EXPORT_FUNCTIONS pkg_setup 55EXPORT_FUNCTIONS pkg_setup
56
57DEPEND="kernel_linux? ( virtual/linux-sources )"
58RDEPEND=""
57 59
58# Overwritable environment Var's 60# Overwritable environment Var's
59# --------------------------------------- 61# ---------------------------------------
60KERNEL_DIR="${KERNEL_DIR:-${ROOT}usr/src/linux}" 62KERNEL_DIR="${KERNEL_DIR:-${ROOT}usr/src/linux}"
61 63
62 64
63# Bug fixes 65# Bug fixes
64# fix to bug #75034 66# fix to bug #75034
65case ${ARCH} in 67case ${ARCH} in
66 ppc) BUILD_FIXES="${BUILD_FIXES} TOUT=${T}/.tmp_gas_check";; 68 ppc) BUILD_FIXES="${BUILD_FIXES} TOUT=${T}/.tmp_gas_check";;
67 ppc64) BUILD_FIXES="${BUILD_FIXES} TOUT=${T}/.tmp_gas_check";; 69 ppc64) BUILD_FIXES="${BUILD_FIXES} TOUT=${T}/.tmp_gas_check";;
68esac 70esac
69 71
70# These are legacy wrappers for toolchain-funcs. 72# These are legacy wrappers for toolchain-funcs.
71# I dont like them here, but oh well. 73# I dont like them here, but oh well.
72set_arch_to_kernel() { $(tc-arch-kernel); } 74set_arch_to_kernel() { export ARCH="$(tc-arch-kernel)"; }
73set_arch_to_portage() { $(tc-arch); } 75set_arch_to_portage() { export ARCH="$(tc-arch)"; }
74 76
75# qeinfo "Message" 77# qeinfo "Message"
76# ------------------- 78# -------------------
77# qeinfo is a quiet einfo call when EBUILD_PHASE 79# qeinfo is a quiet einfo call when EBUILD_PHASE
78# should not have visible output. 80# should not have visible output.
79qout() { 81qout() {
80 local outputmsg type 82 local outputmsg type
81 type=${1} 83 type=${1}
82 shift 84 shift
83 outputmsg="${@}" 85 outputmsg="${@}"
84 case "${EBUILD_PHASE}" in 86 case "${EBUILD_PHASE}" in
85 depend) unset outputmsg;; 87 depend) unset outputmsg;;
86 clean) unset outputmsg;; 88 clean) unset outputmsg;;
87 preinst) unset outputmsg;; 89 preinst) unset outputmsg;;
88 esac 90 esac
89 [ -n "${outputmsg}" ] && ${type} "${outputmsg}" 91 [ -n "${outputmsg}" ] && ${type} "${outputmsg}"
90} 92}
91 93
92qeinfo() { qout einfo "${@}" ; } 94qeinfo() { qout einfo "${@}" ; }
93qeerror() { qout eerror "${@}" ; } 95qeerror() { qout eerror "${@}" ; }
94 96
105 [ -z "${1}" ] && ERROR=1 107 [ -z "${1}" ] && ERROR=1
106 [ ! -f "${2}" ] && ERROR=1 108 [ ! -f "${2}" ] && ERROR=1
107 109
108 if [ "${ERROR}" = 1 ] 110 if [ "${ERROR}" = 1 ]
109 then 111 then
110 ebeep
111 echo -e "\n" 112 echo -e "\n"
112 eerror "getfilevar requires 2 variables, with the second a valid file." 113 eerror "getfilevar requires 2 variables, with the second a valid file."
113 eerror " getfilevar <VARIABLE> <CONFIGFILE>" 114 eerror " getfilevar <VARIABLE> <CONFIGFILE>"
114 else 115 else
115 workingdir=${PWD} 116 workingdir="${PWD}"
116 basefname=$(basename ${2}) 117 basefname="$(basename ${2})"
117 basedname=$(dirname ${2}) 118 basedname="$(dirname ${2})"
118 unset ARCH 119 unset ARCH
119 120
120 cd ${basedname} 121 cd "${basedname}"
121 echo -e "include ${basefname}\ne:\n\t@echo \$(${1})" | \ 122 echo -e "include ${basefname}\ne:\n\t@echo \$(${1})" | \
122 make ${BUILD_FIXES} -f - e 2>/dev/null 123 make ${BUILD_FIXES} -s -f - e 2>/dev/null
123 cd ${workingdir} 124 cd "${workingdir}"
124 125
125 ARCH=${myARCH} 126 ARCH=${myARCH}
126 fi 127 fi
127} 128}
128 129
163# got the jist yet? 164# got the jist yet?
164 165
165kernel_is() { 166kernel_is() {
166 # if we haven't determined the version yet, we need too. 167 # if we haven't determined the version yet, we need too.
167 get_version; 168 get_version;
168 169 local operator test value x=0 y=0 z=0
169 local RESULT operator test value i len
170 RESULT=0
171
172 operator="="
173 if [ "${1}" == "lt" ]
174 then
175 operator="-lt"
176 shift
177 elif [ "${1}" == "gt" ]
178 then
179 operator="-gt"
180 shift
181 elif [ "${1}" == "le" ]
182 then
183 operator="-le"
184 shift
185 elif [ "${1}" == "ge" ]
186 then
187 operator="-ge"
188 shift
189 fi
190 170
191 if [ -n "${1}" ] 171 case ${1} in
192 then 172 lt) operator="-lt"; shift;;
173 gt) operator="-gt"; shift;;
174 le) operator="-le"; shift;;
175 ge) operator="-ge"; shift;;
176 eq) operator="-eq"; shift;;
177 *) operator="-eq";;
178 esac
179
180 for x in ${@}; do
181 for((y=0; y<$((3 - ${#x})); y++)); do value="${value}0"; done
193 value="${value}${1}" 182 value="${value}${x}"
183 z=$((${z} + 1))
184
185 case ${z} in
186 1) for((y=0; y<$((3 - ${#KV_MAJOR})); y++)); do test="${test}0"; done;
194 test="${test}${KV_MAJOR}" 187 test="${test}${KV_MAJOR}";;
195 fi 188 2) for((y=0; y<$((3 - ${#KV_MINOR})); y++)); do test="${test}0"; done;
196 if [ -n "${2}" ] 189 test="${test}${KV_MINOR}";;
197 then 190 3) for((y=0; y<$((3 - ${#KV_PATCH})); y++)); do test="${test}0"; done;
198 len=$[ 3 - ${#2} ] 191 test="${test}${KV_PATCH}";;
199 for((i=0; i<$len; i++)); do 192 *) die "Error in kernel-2_kernel_is(): Too many parameters.";;
200 value="${value}0" 193 esac
201 done 194 done
202 value="${value}${2}"
203 195
204 len=$[ 3 - ${#KV_MINOR} ]
205 for((i=0; i<$len; i++)); do
206 test="${test}0"
207 done
208 test="${test}${KV_MINOR}"
209 fi
210 if [ -n "${3}" ]
211 then
212 len=$[ 3 - ${#3} ]
213 for((i=0; i<$len; i++)); do
214 value="${value}0"
215 done
216 value="${value}${3}"
217
218 len=$[ 3 - ${#KV_PATCH} ]
219 for((i=0; i<$len; i++)); do
220 test="${test}0"
221 done
222 test="${test}${KV_PATCH}"
223 fi
224
225 [ ${test} ${operator} ${value} ] && return 0 || return 1 196 [ ${test} ${operator} ${value} ] && return 0 || return 1
197}
198
199get_localversion() {
200 local lv_list i x
201
202 # ignore files with ~ in it.
203 for i in $(ls ${1}/localversion* 2>/dev/null); do
204 [[ -n ${i//*~*} ]] && lv_list="${lv_list} ${i}"
205 done
206
207 for i in ${lv_list}; do
208 x="${x}$(<${i})"
209 done
210 x=${x/ /}
211 echo ${x}
226} 212}
227 213
228get_version() { 214get_version() {
229 local kbuild_output 215 local kbuild_output
230 216
231 # no need to execute this twice assuming KV_FULL is populated. 217 # no need to execute this twice assuming KV_FULL is populated.
232 # we can force by unsetting KV_FULL 218 # we can force by unsetting KV_FULL
233 [ -n "${KV_FULL}" ] && return 0 219 [ -n "${KV_FULL}" ] && return 0
234 220
235 # if we dont know KV_FULL, then we need too. 221 # if we dont know KV_FULL, then we need too.
238 224
239 # KV_DIR will contain the full path to the sources directory we should use 225 # KV_DIR will contain the full path to the sources directory we should use
240 qeinfo "Determining the location of the kernel source code" 226 qeinfo "Determining the location of the kernel source code"
241 [ -h "${KERNEL_DIR}" ] && KV_DIR="$(readlink -f ${KERNEL_DIR})" 227 [ -h "${KERNEL_DIR}" ] && KV_DIR="$(readlink -f ${KERNEL_DIR})"
242 [ -d "${KERNEL_DIR}" ] && KV_DIR="${KERNEL_DIR}" 228 [ -d "${KERNEL_DIR}" ] && KV_DIR="${KERNEL_DIR}"
243 229
244 if [ -z "${KV_DIR}" ] 230 if [ -z "${KV_DIR}" ]
245 then 231 then
246 qeerror "Unable to find kernel sources at ${KERNEL_DIR}" 232 qeerror "Unable to find kernel sources at ${KERNEL_DIR}"
247 qeinfo "This package requires Linux sources." 233 qeinfo "This package requires Linux sources."
248 if [ "${KERNEL_DIR}" == "/usr/src/linux" ] ; then 234 if [ "${KERNEL_DIR}" == "/usr/src/linux" ] ; then
262 then 248 then
263 qeerror "Could not find a Makefile in the kernel source directory." 249 qeerror "Could not find a Makefile in the kernel source directory."
264 qeerror "Please ensure that ${KERNEL_DIR} points to a complete set of Linux sources" 250 qeerror "Please ensure that ${KERNEL_DIR} points to a complete set of Linux sources"
265 return 1 251 return 1
266 fi 252 fi
267 253
268 # OK so now we know our sources directory, but they might be using 254 # OK so now we know our sources directory, but they might be using
269 # KBUILD_OUTPUT, and we need this for .config and localversions-* 255 # KBUILD_OUTPUT, and we need this for .config and localversions-*
270 # so we better find it eh? 256 # so we better find it eh?
271 # do we pass KBUILD_OUTPUT on the CLI? 257 # do we pass KBUILD_OUTPUT on the CLI?
272 OUTPUT_DIR="${OUTPUT_DIR:-${KBUILD_OUTPUT}}" 258 OUTPUT_DIR="${OUTPUT_DIR:-${KBUILD_OUTPUT}}"
273 259
274 # And if we didn't pass it, we can take a nosey in the Makefile 260 # And if we didn't pass it, we can take a nosey in the Makefile
275 kbuild_output="$(getfilevar KBUILD_OUTPUT ${KV_DIR}/Makefile)" 261 kbuild_output="$(getfilevar KBUILD_OUTPUT ${KV_DIR}/Makefile)"
276 OUTPUT_DIR="${OUTPUT_DIR:-${kbuild_output}}" 262 OUTPUT_DIR="${OUTPUT_DIR:-${kbuild_output}}"
277 263
278 # And contrary to existing functions I feel we shouldn't trust the 264 # And contrary to existing functions I feel we shouldn't trust the
279 # directory name to find version information as this seems insane. 265 # directory name to find version information as this seems insane.
280 # so we parse ${KV_DIR}/Makefile 266 # so we parse ${KV_DIR}/Makefile
281 KV_MAJOR="$(getfilevar VERSION ${KV_DIR}/Makefile)" 267 KV_MAJOR="$(getfilevar VERSION ${KV_DIR}/Makefile)"
282 KV_MINOR="$(getfilevar PATCHLEVEL ${KV_DIR}/Makefile)" 268 KV_MINOR="$(getfilevar PATCHLEVEL ${KV_DIR}/Makefile)"
283 KV_PATCH="$(getfilevar SUBLEVEL ${KV_DIR}/Makefile)" 269 KV_PATCH="$(getfilevar SUBLEVEL ${KV_DIR}/Makefile)"
284 KV_EXTRA="$(getfilevar EXTRAVERSION ${KV_DIR}/Makefile)" 270 KV_EXTRA="$(getfilevar EXTRAVERSION ${KV_DIR}/Makefile)"
285 271
286 if [ -z "${KV_MAJOR}" -o -z "${KV_MINOR}" -o -z "${KV_PATCH}" ] 272 if [ -z "${KV_MAJOR}" -o -z "${KV_MINOR}" -o -z "${KV_PATCH}" ]
287 then 273 then
288 qeerror "Could not detect kernel version." 274 qeerror "Could not detect kernel version."
289 qeerror "Please ensure that ${KERNEL_DIR} points to a complete set of Linux sources." 275 qeerror "Please ensure that ${KERNEL_DIR} points to a complete set of Linux sources."
290 return 1 276 return 1
291 fi 277 fi
292 278
293 # and in newer versions we can also pull LOCALVERSION if it is set. 279 # and in newer versions we can also pull LOCALVERSION if it is set.
294 # but before we do this, we need to find if we use a different object directory. 280 # but before we do this, we need to find if we use a different object directory.
295 # This *WILL* break if the user is using localversions, but we assume it was 281 # This *WILL* break if the user is using localversions, but we assume it was
296 # caught before this if they are. 282 # caught before this if they are.
297 [ "${KV_MAJOR}.${KV_MINOR}.${KV_PATCH}.${KV_EXTRA}" == "$(uname -r)" ] && \ 283 [ "${KV_MAJOR}.${KV_MINOR}.${KV_PATCH}.${KV_EXTRA}" == "$(uname -r)" ] && \
301 [ -d "${OUTPUT_DIR}" ] && KV_OUT_DIR="${OUTPUT_DIR}" 287 [ -d "${OUTPUT_DIR}" ] && KV_OUT_DIR="${OUTPUT_DIR}"
302 if [ -n "${KV_OUT_DIR}" ]; 288 if [ -n "${KV_OUT_DIR}" ];
303 then 289 then
304 qeinfo "Found kernel object directory:" 290 qeinfo "Found kernel object directory:"
305 qeinfo " ${KV_OUT_DIR}" 291 qeinfo " ${KV_OUT_DIR}"
306 292
307 KV_LOCAL="$(cat ${KV_OUT_DIR}/localversion* 2>/dev/null)" 293 KV_LOCAL="$(get_localversion ${KV_OUT_DIR})"
308 fi 294 fi
309 # and if we STILL haven't got it, then we better just set it to KV_DIR 295 # and if we STILL haven't got it, then we better just set it to KV_DIR
310 KV_OUT_DIR="${KV_OUT_DIR:-${KV_DIR}}" 296 KV_OUT_DIR="${KV_OUT_DIR:-${KV_DIR}}"
311 297
312 KV_LOCAL="${KV_LOCAL}$(cat ${KV_DIR}/localversion* 2>/dev/null)" 298 KV_LOCAL="${KV_LOCAL}$(get_localversion ${KV_DIR})"
313 KV_LOCAL="${KV_LOCAL}$(linux_chkconfig_string LOCALVERSION)" 299 KV_LOCAL="${KV_LOCAL}$(linux_chkconfig_string LOCALVERSION)"
314 KV_LOCAL="${KV_LOCAL//\"/}" 300 KV_LOCAL="${KV_LOCAL//\"/}"
315 301
316 # And we should set KV_FULL to the full expanded version 302 # And we should set KV_FULL to the full expanded version
317 KV_FULL="${KV_MAJOR}.${KV_MINOR}.${KV_PATCH}${KV_EXTRA}${KV_LOCAL}" 303 KV_FULL="${KV_MAJOR}.${KV_MINOR}.${KV_PATCH}${KV_EXTRA}${KV_LOCAL}"
329 fi 315 fi
330 316
331 return 0 317 return 0
332} 318}
333 319
320get_running_version() {
321 KV_FULL=$(uname -r)
334 322
323 if [[ -f ${ROOT}/lib/modules/${KV_FULL}/source/Makefile ]]; then
324 KERNEL_DIR=$(readlink -f ${ROOT}/lib/modules/${KV_FULL}/source)
325 unset KV_FULL
326 get_version
327 return $?
328 elif [[ -f ${ROOT}/lib/modules/${KV_FULL}/build/Makefile ]]; then
329 KERNEL_DIR=$(readlink -f ${ROOT}/lib/modules/${KV_FULL}/build)
330 unset KV_FULL
331 get_version
332 return $?
333 else
334 KV_MAJOR=$(get_version_component_range 1 ${KV_FULL})
335 KV_MINOR=$(get_version_component_range 2 ${KV_FULL})
336 KV_PATCH=$(get_version_component_range 3- ${KV_FULL})
337 KV_PATCH=${KV_PATCH//-*}
338 [[ -n ${KV_FULL#*-} ]] && [[ -n ${KV_FULL//${KV_FULL#*-}} ]] \
339 && KV_EXTRA="-${KV_FULL#*-}"
340 fi
341 return 0
342}
335 343
336 344
337# ebuild check functions 345# ebuild check functions
338# --------------------------------------- 346# ---------------------------------------
339 347
340check_kernel_built() { 348check_kernel_built() {
341 # if we haven't determined the version yet, we need too. 349 # if we haven't determined the version yet, we need too.
342 get_version; 350 get_version;
343 351
344 if [ ! -f "${KV_OUT_DIR}/include/linux/version.h" ] 352 if [ ! -f "${KV_OUT_DIR}/include/linux/version.h" ]
345 then 353 then
346 eerror "These sources have not yet been prepared." 354 eerror "These sources have not yet been prepared."
347 eerror "We cannot build against an unprepared tree." 355 eerror "We cannot build against an unprepared tree."
348 eerror "To resolve this, please type the following:" 356 eerror "To resolve this, please type the following:"
357} 365}
358 366
359check_modules_supported() { 367check_modules_supported() {
360 # if we haven't determined the version yet, we need too. 368 # if we haven't determined the version yet, we need too.
361 get_version; 369 get_version;
362 370
363 if ! linux_chkconfig_builtin "MODULES" 371 if ! linux_chkconfig_builtin "MODULES"
364 then 372 then
365 eerror "These sources do not support loading external modules." 373 eerror "These sources do not support loading external modules."
366 eerror "to be able to use this module please enable \"Loadable modules support\"" 374 eerror "to be able to use this module please enable \"Loadable modules support\""
367 eerror "in your kernel, recompile and then try merging this module again." 375 eerror "in your kernel, recompile and then try merging this module again."
368 die "No support for external modules in ${KV_FULL} config" 376 die "No support for external modules in ${KV_FULL} config"
369 fi 377 fi
370} 378}
371 379
372check_extra_config() { 380check_extra_config() {
373 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
374 383
375 # if we haven't determined the version yet, we need too. 384 # if we haven't determined the version yet, we need too.
376 get_version; 385 get_version;
377 386
378 einfo "Checking for suitable kernel configuration options" 387 einfo "Checking for suitable kernel configuration options:"
379 for config in ${CONFIG_CHECK} 388 for config in ${CONFIG_CHECK}
380 do 389 do
381 negate="${config:0:1}" 390 # if we specify any fatal, ensure we honor them
382 if [ "${negate}" == "!" ]; 391 die=1
383 then 392 error=0
393 negate=0
394 reworkmodulenames=0
395
396 if [[ -z ${config//\!*} ]]; then
397 negate=1
384 config="${config:1}" 398 config=${config:1}
385 if linux_chkconfig_present ${config}
386 then
387 local_error="${config}_ERROR"
388 local_error="${!local_error}"
389 [ -n "${local_error}" ] && eerror " ${local_error}" || \
390 eerror " CONFIG_${config}:\tshould not be set in the kernel configuration, but it is."
391 error=1
392 fi 399 fi
393 elif [ "${negate}" == "@" ]; 400 if [[ -z ${config/\@*} ]]; then
394 then 401 die=2
395 # we never call this unless we are using MODULE_NAMES 402 reworkmodulenames=1
396
397 config="${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 [[ ${reworkmodulenames} == 1 ]]; then
398 temp_config="${config//*:}" 413 temp_config="${config//*:}"
399 config="${config//:*}" 414 config="${config//:*}"
400 if linux_chkconfig_present ${config} 415 if linux_chkconfig_present ${config}; then
401 then
402 local_error="${config}_ERROR"
403 local_error="${!local_error}"
404 [ -n "${local_error}" ] && eerror " ${local_error}" || \
405 eerror " CONFIG_${config}:\tshould not be set in the kernel configuration, but it is."
406
407 for i in ${MODULE_NAMES} 416 for i in ${MODULE_NAMES}; do
408 do
409 n="${i//${temp_config}}" 417 n="${i//${temp_config}}"
418 [[ -z ${n//\(*} ]] && \
410 [ -z "${n//(*}" ] && MODULE_IGNORE="${MODULE_IGNORE} ${temp_config}" 419 MODULE_IGNORE="${MODULE_IGNORE} ${temp_config}"
411 done 420 done
412 error=0 421 error=2
413 fi 422 fi
414 else 423 else
415 if ! linux_chkconfig_present ${config} 424 linux_chkconfig_present ${config} || error=1
416 then 425 fi
417 # Support the new syntax first. 426
427 if [[ ${die} == 0 ]]; then
428 ebegin "CONFIG_${config}"
429 eend ${error}
430 else
431 if [[ ${error} > 0 ]]; then
418 local_error="ERROR_${config}" 432 local_error="ERROR_${config}"
419 local_error="${!local_error}" 433 local_error="${!local_error}"
420 434
421 # then fall back on the older syntax.
422 if [[ -z ${local_error} ]] ; then 435 if [[ -z "${local_error}" ]]; then
436 # using old, deprecated format.
423 local_error="${config}_ERROR" 437 local_error="${config}_ERROR"
424 local_error="${!local_error}" 438 local_error="${!local_error}"
425 fi 439 fi
440
441 if [[ -z "${local_error}" ]]; then
442 [[ ${error} == 1 ]] \
443 && local_error="is not set when it should be." \
444 || local_error="should not be set. But it is."
445 local_error="CONFIG_${config}:\t ${local_error}"
426 446 fi
427 [[ -n ${local_error} ]] && eerror " ${local_error}" || \ 447 eerror " ${local_error}"
428 eerror " CONFIG_${config}:\tshould be set in the kernel configuration, but isn't"
429 error=1
430 fi 448 fi
431 fi 449 fi
432 done 450 done
433 451
434 if [ "${error}" == 1 ] ; 452 if [[ ${error} > 0 ]]; then
435 then
436 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
437 eerror "Once you have satisfied these options, please try merging" 456 eerror "Once you have satisfied these options, please try merging"
438 eerror "this package again." 457 eerror "this package again."
439 die "Incorrect kernel configuration options" 458 die "Incorrect kernel configuration options"
459 fi
440 fi 460 fi
441} 461}
442 462
443check_zlibinflate() { 463check_zlibinflate() {
444 # if we haven't determined the version yet, we need too. 464 # if we haven't determined the version yet, we need too.
445 get_version; 465 get_version;
446 466
447 # although I restructured this code - I really really really dont support it! 467 # although I restructured this code - I really really really dont support it!
448 468
449 # bug #27882 - zlib routines are only linked into the kernel 469 # bug #27882 - zlib routines are only linked into the kernel
450 # if something compiled into the kernel calls them 470 # if something compiled into the kernel calls them
451 # 471 #
452 # plus, for the cloop module, it appears that there's no way 472 # plus, for the cloop module, it appears that there's no way
453 # to get cloop.o to include a static zlib if CONFIG_MODVERSIONS 473 # to get cloop.o to include a static zlib if CONFIG_MODVERSIONS
454 # is on 474 # is on
455 475
456local INFLATE 476 local INFLATE
457local DEFLATE 477 local DEFLATE
458 478
459 einfo "Determining the usability of ZLIB_INFLATE support in your kernel" 479 einfo "Determining the usability of ZLIB_INFLATE support in your kernel"
460 480
461 ebegin "checking ZLIB_INFLATE" 481 ebegin "checking ZLIB_INFLATE"
462 getfilevar_isbuiltin CONFIG_ZLIB_INFLATE ${KV_DIR}/.config 482 getfilevar_isbuiltin CONFIG_ZLIB_INFLATE ${KV_DIR}/.config
463 eend $? 483 eend $?
464 [ "$?" != 0 ] && die 484 [ "$?" != 0 ] && die
465 485
466 ebegin "checking ZLIB_DEFLATE" 486 ebegin "checking ZLIB_DEFLATE"
467 getfilevar_isbuiltin CONFIG_ZLIB_DEFLATE ${KV_DIR}/.config 487 getfilevar_isbuiltin CONFIG_ZLIB_DEFLATE ${KV_DIR}/.config
468 eend $? 488 eend $?
469 [ "$?" != 0 ] && die 489 [ "$?" != 0 ] && die
470 490
471
472 local LINENO_START 491 local LINENO_START
473 local LINENO_END 492 local LINENO_END
474 local SYMBOLS 493 local SYMBOLS
475 local x 494 local x
476 495
477 LINENO_END="$(grep -n 'CONFIG_ZLIB_INFLATE y' ${KV_DIR}/lib/Config.in | cut -d : -f 1)" 496 LINENO_END="$(grep -n 'CONFIG_ZLIB_INFLATE y' ${KV_DIR}/lib/Config.in | cut -d : -f 1)"
478 LINENO_START="$(head -n $LINENO_END ${KV_DIR}/lib/Config.in | grep -n 'if \[' | tail -n 1 | cut -d : -f 1)" 497 LINENO_START="$(head -n $LINENO_END ${KV_DIR}/lib/Config.in | grep -n 'if \[' | tail -n 1 | cut -d : -f 1)"
479 (( LINENO_AMOUNT = $LINENO_END - $LINENO_START )) 498 (( LINENO_AMOUNT = $LINENO_END - $LINENO_START ))
480 (( LINENO_END = $LINENO_END - 1 )) 499 (( LINENO_END = $LINENO_END - 1 ))
481 SYMBOLS="$(head -n $LINENO_END ${KV_DIR}/lib/Config.in | tail -n $LINENO_AMOUNT | sed -e 's/^.*\(CONFIG_[^\" ]*\).*/\1/g;')" 500 SYMBOLS="$(head -n $LINENO_END ${KV_DIR}/lib/Config.in | tail -n $LINENO_AMOUNT | sed -e 's/^.*\(CONFIG_[^\" ]*\).*/\1/g;')"
487 # we have a winner! 506 # we have a winner!
488 einfo "${x} ensures zlib is linked into your kernel - excellent" 507 einfo "${x} ensures zlib is linked into your kernel - excellent"
489 return 0 508 return 0
490 fi 509 fi
491 done 510 done
492 511
493 eerror 512 eerror
494 eerror "This kernel module requires ZLIB library support." 513 eerror "This kernel module requires ZLIB library support."
495 eerror "You have enabled zlib support in your kernel, but haven't enabled" 514 eerror "You have enabled zlib support in your kernel, but haven't enabled"
496 eerror "enabled any option that will ensure that zlib is linked into your" 515 eerror "enabled any option that will ensure that zlib is linked into your"
497 eerror "kernel." 516 eerror "kernel."

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