/[gentoo-x86]/eclass/linux-info.eclass
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Revision 1.12 Revision 1.31
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-info.eclass,v 1.12 2004/12/28 20:05:45 johnm Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/linux-info.eclass,v 1.31 2005/09/22 14:09:25 johnm 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# <CFG>_ERROR <string> The error message to display when the above check 27# ERROR_CFG <string> The error message to display when the above check
28# fails. <CFG> should reference the appropriate option 28# fails. <CFG> should reference the appropriate option
29# as above. ie: MTRR_ERROR="MTRR exists in the .config 29# as above. ie: ERROR_MTRR="MTRR exists in the .config
30# but shouldn't!!" 30# but shouldn't!!"
31# KBUILD_OUTPUT <string> This is passed on commandline, or can be set from 31# KBUILD_OUTPUT <string> This is passed on commandline, or can be set from
32# the kernel makefile. This contains the directory 32# the kernel makefile. This contains the directory
33# which is to be used as the kernel object directory. 33# which is to be used as the kernel object directory.
34 34
35# There are also a couple of variables which are set by this, and shouldn't be 35# There are also a couple of variables which are set by this, and shouldn't be
36# set by hand. These are as follows: 36# set by hand. These are as follows:
37# 37#
38# Env Var Option Description 38# Env Var Option Description
39# KV_FULL <string> The full kernel version. ie: 2.6.9-gentoo-johnm-r1 39# KV_FULL <string> The full kernel version. ie: 2.6.9-gentoo-johnm-r1
40# KV_MAJOR <integer> The kernel major version. ie: 2 40# KV_MAJOR <integer> The kernel major version. ie: 2
41# KV_MINOR <integer> The kernel minor version. ie: 6 41# KV_MINOR <integer> The kernel minor version. ie: 6
42# KV_PATCH <integer> The kernel patch version. ie: 9 42# KV_PATCH <integer> The kernel patch version. ie: 9
43# KV_EXTRA <string> The kernel EXTRAVERSION. ie: -gentoo 43# KV_EXTRA <string> The kernel EXTRAVERSION. ie: -gentoo
44# KV_LOCAL <string> The kernel LOCALVERSION concatenation. ie: -johnm 44# KV_LOCAL <string> The kernel LOCALVERSION concatenation. ie: -johnm
45# KV_DIR <string> The kernel source directory, will be null if 45# KV_DIR <string> The kernel source directory, will be null if
46# KERNEL_DIR is invalid. 46# KERNEL_DIR is invalid.
47# KV_OUT_DIR <string> The kernel object directory. will be KV_DIR unless 47# KV_OUT_DIR <string> The kernel object directory. will be KV_DIR unless
48# koutput is used. This should be used for referencing 48# koutput is used. This should be used for referencing
49# .config. 49# .config.
50 50
51# And to ensure all the weirdness with crosscompile
52inherit toolchain-funcs versionator
51 53
52ECLASS=linux-info
53INHERITED="$INHERITED $ECLASS"
54EXPORT_FUNCTIONS pkg_setup 54EXPORT_FUNCTIONS pkg_setup
55 55
56# Overwritable environment Var's 56# Overwritable environment Var's
57# --------------------------------------- 57# ---------------------------------------
58KERNEL_DIR="${KERNEL_DIR:-/usr/src/linux}" 58KERNEL_DIR="${KERNEL_DIR:-${ROOT}usr/src/linux}"
59 59
60 60
61# Pulled from eutils as it might be more useful only being here since 61# Bug fixes
62# very few ebuilds which dont use this eclass will ever ever use these functions 62# fix to bug #75034
63set_arch_to_kernel() {
64 export PORTAGE_ARCH="${ARCH}"
65 case ${ARCH} in 63case ${ARCH} in
66 x86) export ARCH="i386";; 64 ppc) BUILD_FIXES="${BUILD_FIXES} TOUT=${T}/.tmp_gas_check";;
67 amd64) export ARCH="x86_64";; 65 ppc64) BUILD_FIXES="${BUILD_FIXES} TOUT=${T}/.tmp_gas_check";;
68 hppa) export ARCH="parisc";;
69 mips) export ARCH="mips";;
70 *) export ARCH="${ARCH}";;
71 esac 66esac
72}
73 67
74# set's ARCH back to what portage expects 68# These are legacy wrappers for toolchain-funcs.
75set_arch_to_portage() { 69# I dont like them here, but oh well.
76 export ARCH="${PORTAGE_ARCH}" 70set_arch_to_kernel() { export ARCH="$(tc-arch-kernel)"; }
77} 71set_arch_to_portage() { export ARCH="$(tc-arch)"; }
78 72
79
80#
81# qeinfo "Message" 73# qeinfo "Message"
82# ------------------- 74# -------------------
83# qeinfo is a queit einfo call when EBUILD_PHASE 75# qeinfo is a quiet einfo call when EBUILD_PHASE
84# should not have visible output. 76# should not have visible output.
85# 77qout() {
86qeinfo() {
87 local outputmsg 78 local outputmsg type
79 type=${1}
80 shift
88 outputmsg="${@}" 81 outputmsg="${@}"
89 case "${EBUILD_PHASE}" in 82 case "${EBUILD_PHASE}" in
90 depend) unset outputmsg;; 83 depend) unset outputmsg;;
91 clean) unset outputmsg;; 84 clean) unset outputmsg;;
92 preinst) unset outputmsg;; 85 preinst) unset outputmsg;;
93 esac 86 esac
94 [ -n "${outputmsg}" ] && einfo "${outputmsg}" 87 [ -n "${outputmsg}" ] && ${type} "${outputmsg}"
95} 88}
96 89
97qeerror() { 90qeinfo() { qout einfo "${@}" ; }
98 local outputmsg 91qeerror() { qout eerror "${@}" ; }
99 outputmsg="${@}"
100 case "${EBUILD_PHASE}" in
101 depend) unset outputmsg;;
102 clean) unset outputmsg;;
103 preinst) unset outputmsg;;
104 esac
105 [ -n "${outputmsg}" ] && einfo "${outputmsg}"
106}
107
108
109 92
110# File Functions 93# File Functions
111# --------------------------------------- 94# ---------------------------------------
112 95
113# getfilevar accepts 2 vars as follows: 96# getfilevar accepts 2 vars as follows:
114# getfilevar <VARIABLE> <CONFIGFILE> 97# getfilevar <VARIABLE> <CONFIGFILE>
115 98
116getfilevar() { 99getfilevar() {
117local ERROR workingdir basefname basedname xarch 100local ERROR workingdir basefname basedname myARCH="${ARCH}"
118 ERROR=0 101 ERROR=0
119 102
120 [ -z "${1}" ] && ERROR=1 103 [ -z "${1}" ] && ERROR=1
121 [ ! -f "${2}" ] && ERROR=1 104 [ ! -f "${2}" ] && ERROR=1
122 105
123 if [ "${ERROR}" = 1 ] 106 if [ "${ERROR}" = 1 ]
124 then 107 then
125 ebeep
126 echo -e "\n" 108 echo -e "\n"
127 eerror "getfilevar requires 2 variables, with the second a valid file." 109 eerror "getfilevar requires 2 variables, with the second a valid file."
128 eerror " getfilevar <VARIABLE> <CONFIGFILE>" 110 eerror " getfilevar <VARIABLE> <CONFIGFILE>"
129 else 111 else
130 workingdir=${PWD} 112 workingdir=${PWD}
131 basefname=$(basename ${2}) 113 basefname=$(basename ${2})
132 basedname=$(dirname ${2}) 114 basedname=$(dirname ${2})
133 xarch=${ARCH}
134 unset ARCH 115 unset ARCH
135 116
136 cd ${basedname} 117 cd ${basedname}
137 echo -e "include ${basefname}\ne:\n\t@echo \$(${1})" | \ 118 echo -e "include ${basefname}\ne:\n\t@echo \$(${1})" | \
138 make -f - e 2>/dev/null 119 make ${BUILD_FIXES} -s -f - e 2>/dev/null
139 cd ${workingdir} 120 cd ${workingdir}
140 121
141 ARCH=${xarch} 122 ARCH=${myARCH}
142 fi 123 fi
143} 124}
144 125
145linux_chkconfig_present() { 126linux_chkconfig_present() {
146local RESULT 127local RESULT
179# got the jist yet? 160# got the jist yet?
180 161
181kernel_is() { 162kernel_is() {
182 # if we haven't determined the version yet, we need too. 163 # if we haven't determined the version yet, we need too.
183 get_version; 164 get_version;
184 165 local operator test value x=0 y=0 z=0
185 local RESULT operator value test 166
186 RESULT=0 167 case ${1} in
187 168 lt) operator="-lt"; shift;;
169 gt) operator="-gt"; shift;;
170 le) operator="-le"; shift;;
171 ge) operator="-ge"; shift;;
172 eq) operator="-eq"; shift;;
188 operator="-eq" 173 *) operator="-eq";;
189 if [ "${1}" == "lt" ] 174 esac
190 then
191 operator="-lt"
192 shift
193 elif [ "${1}" == "gt" ]
194 then
195 operator="-gt"
196 shift
197 elif [ "${1}" == "le" ]
198 then
199 operator="-le"
200 shift
201 elif [ "${1}" == "ge" ]
202 then
203 operator="-ge"
204 shift
205 fi
206 175
207 if [ -n "${1}" ] 176 for x in ${@}; do
208 then 177 for((y=0; y<$((3 - ${#x})); y++)); do value="${value}0"; done
209 [ ${KV_MAJOR} ${operator} ${1} ] || RESULT=1 178 value="${value}${x}"
210 fi 179 z=$((${z} + 1))
211 if [ -n "${2}" ] 180
212 then 181 case ${z} in
213 [ ${KV_MINOR} ${operator} ${2} -a ${RESULT} -eq 0 ] || RESULT=1 182 1) for((y=0; y<$((3 - ${#KV_MAJOR})); y++)); do test="${test}0"; done;
214 fi 183 test="${test}${KV_MAJOR}";;
215 if [ -n "${3}" ] 184 2) for((y=0; y<$((3 - ${#KV_MINOR})); y++)); do test="${test}0"; done;
216 then 185 test="${test}${KV_MINOR}";;
217 [ ${KV_PATCH} ${operator} ${3} -a ${RESULT} -eq 0 ] || RESULT=1 186 3) for((y=0; y<$((3 - ${#KV_PATCH})); y++)); do test="${test}0"; done;
218 fi 187 test="${test}${KV_PATCH}";;
219 return ${RESULT} 188 *) die "Error in kernel-2_kernel_is(): Too many parameters.";;
189 esac
190 done
191
192 [ ${test} ${operator} ${value} ] && return 0 || return 1
193}
194
195get_localversion() {
196 local lv_list i x
197
198 # ignore files with ~ in it.
199 for i in $(ls ${1}/localversion* 2>/dev/null); do
200 [[ -n ${i//*~*} ]] && lv_list="${lv_list} ${i}"
201 done
202
203 for i in ${lv_list}; do
204 x="${x}$(<${i})"
205 done
206 x=${x/ /}
207 echo ${x}
220} 208}
221 209
222get_version() { 210get_version() {
223 local kbuild_output 211 local kbuild_output
224 212
225 # no need to execute this twice assuming KV_FULL is populated. 213 # no need to execute this twice assuming KV_FULL is populated.
226 # we can force by unsetting KV_FULL 214 # we can force by unsetting KV_FULL
227 [ -n "${KV_FULL}" ] && return 215 [ -n "${KV_FULL}" ] && return 0
228 216
229 # if we dont know KV_FULL, then we need too. 217 # if we dont know KV_FULL, then we need too.
230 # make sure KV_DIR isnt set since we need to work it out via KERNEL_DIR 218 # make sure KV_DIR isnt set since we need to work it out via KERNEL_DIR
231 unset KV_DIR 219 unset KV_DIR
232 220
233 # KV_DIR will contain the full path to the sources directory we should use 221 # KV_DIR will contain the full path to the sources directory we should use
234 qeinfo "Determining the location of the kernel source code" 222 qeinfo "Determining the location of the kernel source code"
235 [ -h "${KERNEL_DIR}" ] && KV_DIR="$(readlink -f ${KERNEL_DIR})" 223 [ -h "${KERNEL_DIR}" ] && KV_DIR="$(readlink -f ${KERNEL_DIR})"
236 [ -d "${KERNEL_DIR}" ] && KV_DIR="${KERNEL_DIR}" 224 [ -d "${KERNEL_DIR}" ] && KV_DIR="${KERNEL_DIR}"
237 225
238 if [ -z "${KV_DIR}" ] 226 if [ -z "${KV_DIR}" ]
239 then 227 then
240 qeerror "Unable to find kernel sources at ${KERNEL_DIR}" 228 qeerror "Unable to find kernel sources at ${KERNEL_DIR}"
241 qeinfo "This package requires Linux sources." 229 qeinfo "This package requires Linux sources."
242 if [ "${KERNEL_DIR}" == "/usr/src/linux" ] ; then 230 if [ "${KERNEL_DIR}" == "/usr/src/linux" ] ; then
244 qeinfo "(or the kernel you wish to build against)." 232 qeinfo "(or the kernel you wish to build against)."
245 qeinfo "Alternatively, set the KERNEL_DIR environment variable to the kernel sources location" 233 qeinfo "Alternatively, set the KERNEL_DIR environment variable to the kernel sources location"
246 else 234 else
247 qeinfo "Please ensure that the KERNEL_DIR environment variable points at full Linux sources of the kernel you wish to compile against." 235 qeinfo "Please ensure that the KERNEL_DIR environment variable points at full Linux sources of the kernel you wish to compile against."
248 fi 236 fi
249 die "Cannot locate Linux sources at ${KERNEL_DIR}" 237 return 1
250 fi 238 fi
251 239
252 qeinfo "Found kernel source directory:" 240 qeinfo "Found kernel source directory:"
253 qeinfo " ${KV_DIR}" 241 qeinfo " ${KV_DIR}"
254 242
255 if [ ! -s "${KV_DIR}/Makefile" ] 243 if [ ! -s "${KV_DIR}/Makefile" ]
256 then 244 then
257 qeerror "Could not find a Makefile in the kernel source directory." 245 qeerror "Could not find a Makefile in the kernel source directory."
258 qeerror "Please ensure that ${KERNEL_DIR} points to a complete set of Linux sources" 246 qeerror "Please ensure that ${KERNEL_DIR} points to a complete set of Linux sources"
259 die "Makefile not found in ${KV_DIR}" 247 return 1
260 fi 248 fi
261 249
262 # OK so now we know our sources directory, but they might be using 250 # OK so now we know our sources directory, but they might be using
263 # KBUILD_OUTPUT, and we need this for .config and localversions-* 251 # KBUILD_OUTPUT, and we need this for .config and localversions-*
264 # so we better find it eh? 252 # so we better find it eh?
265 # do we pass KBUILD_OUTPUT on the CLI? 253 # do we pass KBUILD_OUTPUT on the CLI?
266 OUTPUT_DIR="${OUTPUT_DIR:-${KBUILD_OUTPUT}}" 254 OUTPUT_DIR="${OUTPUT_DIR:-${KBUILD_OUTPUT}}"
267 255
268 # And if we didn't pass it, we can take a nosey in the Makefile 256 # And if we didn't pass it, we can take a nosey in the Makefile
269 kbuild_output="$(getfilevar KBUILD_OUTPUT ${KV_DIR}/Makefile)" 257 kbuild_output="$(getfilevar KBUILD_OUTPUT ${KV_DIR}/Makefile)"
270 OUTPUT_DIR="${OUTPUT_DIR:-${kbuild_output}}" 258 OUTPUT_DIR="${OUTPUT_DIR:-${kbuild_output}}"
271 259
272 # And contrary to existing functions I feel we shouldn't trust the 260 # And contrary to existing functions I feel we shouldn't trust the
273 # directory name to find version information as this seems insane. 261 # directory name to find version information as this seems insane.
274 # so we parse ${KV_DIR}/Makefile 262 # so we parse ${KV_DIR}/Makefile
275 KV_MAJOR="$(getfilevar VERSION ${KV_DIR}/Makefile)" 263 KV_MAJOR="$(getfilevar VERSION ${KV_DIR}/Makefile)"
276 KV_MINOR="$(getfilevar PATCHLEVEL ${KV_DIR}/Makefile)" 264 KV_MINOR="$(getfilevar PATCHLEVEL ${KV_DIR}/Makefile)"
277 KV_PATCH="$(getfilevar SUBLEVEL ${KV_DIR}/Makefile)" 265 KV_PATCH="$(getfilevar SUBLEVEL ${KV_DIR}/Makefile)"
278 KV_EXTRA="$(getfilevar EXTRAVERSION ${KV_DIR}/Makefile)" 266 KV_EXTRA="$(getfilevar EXTRAVERSION ${KV_DIR}/Makefile)"
279 267
280 if [ -z "${KV_MAJOR}" -o -z "${KV_MINOR}" -o -z "${KV_PATCH}" ] 268 if [ -z "${KV_MAJOR}" -o -z "${KV_MINOR}" -o -z "${KV_PATCH}" ]
281 then 269 then
282 qeerror "Could not detect kernel version." 270 qeerror "Could not detect kernel version."
283 qeerror "Please ensure that ${KERNEL_DIR} points to a complete set of Linux sources" 271 qeerror "Please ensure that ${KERNEL_DIR} points to a complete set of Linux sources."
284 die "Could not parse version info from ${KV_DIR}/Makefile" 272 return 1
285 fi 273 fi
286 274
287 # and in newer versions we can also pull LOCALVERSION if it is set. 275 # and in newer versions we can also pull LOCALVERSION if it is set.
288 # but before we do this, we need to find if we use a different object directory. 276 # but before we do this, we need to find if we use a different object directory.
289 # This *WILL* break if the user is using localversions, but we assume it was 277 # This *WILL* break if the user is using localversions, but we assume it was
290 # caught before this if they are. 278 # caught before this if they are.
291 [ "${KV_MAJOR}.${KV_MINOR}.${KV_PATCH}.${KV_EXTRA}" == "$(uname -r)" ] && \ 279 [ "${KV_MAJOR}.${KV_MINOR}.${KV_PATCH}.${KV_EXTRA}" == "$(uname -r)" ] && \
295 [ -d "${OUTPUT_DIR}" ] && KV_OUT_DIR="${OUTPUT_DIR}" 283 [ -d "${OUTPUT_DIR}" ] && KV_OUT_DIR="${OUTPUT_DIR}"
296 if [ -n "${KV_OUT_DIR}" ]; 284 if [ -n "${KV_OUT_DIR}" ];
297 then 285 then
298 qeinfo "Found kernel object directory:" 286 qeinfo "Found kernel object directory:"
299 qeinfo " ${KV_OUT_DIR}" 287 qeinfo " ${KV_OUT_DIR}"
300 288
301 KV_LOCAL="$(cat ${KV_OUT_DIR}/localversion* 2>/dev/null)" 289 KV_LOCAL="$(get_localversion ${KV_OUT_DIR})"
302 fi 290 fi
303 # and if we STILL haven't got it, then we better just set it to KV_DIR 291 # and if we STILL haven't got it, then we better just set it to KV_DIR
304 KV_OUT_DIR="${KV_OUT_DIR:-${KV_DIR}}" 292 KV_OUT_DIR="${KV_OUT_DIR:-${KV_DIR}}"
305 293
306 KV_LOCAL="${KV_LOCAL}$(cat ${KV_DIR}/localversion* 2>/dev/null)" 294 KV_LOCAL="${KV_LOCAL}$(get_localversion ${KV_OUT_DIR})"
307 KV_LOCAL="${KV_LOCAL}$(linux_chkconfig_string LOCALVERSION)" 295 KV_LOCAL="${KV_LOCAL}$(linux_chkconfig_string LOCALVERSION)"
308 KV_LOCAL="${KV_LOCAL//\"/}" 296 KV_LOCAL="${KV_LOCAL//\"/}"
309 297
310 # And we should set KV_FULL to the full expanded version 298 # And we should set KV_FULL to the full expanded version
311 KV_FULL="${KV_MAJOR}.${KV_MINOR}.${KV_PATCH}${KV_EXTRA}${KV_LOCAL}" 299 KV_FULL="${KV_MAJOR}.${KV_MINOR}.${KV_PATCH}${KV_EXTRA}${KV_LOCAL}"
312 300
313 qeinfo "Found sources for kernel version:" 301 qeinfo "Found sources for kernel version:"
314 qeinfo " ${KV_FULL}" 302 qeinfo " ${KV_FULL}"
315 303
316 if [ ! -s "${KV_OUT_DIR}/.config" ] 304 if [ ! -s "${KV_OUT_DIR}/.config" ]
317 then 305 then
318 qeerror "Could not find a usable .config in the kernel source directory." 306 qeerror "Could not find a usable .config in the kernel source directory."
319 qeerror "Please ensure that ${KERNEL_DIR} points to a configured set of Linux sources." 307 qeerror "Please ensure that ${KERNEL_DIR} points to a configured set of Linux sources."
320 qeerror "If you are using KBUILD_OUTPUT, please set the environment var so that" 308 qeerror "If you are using KBUILD_OUTPUT, please set the environment var so that"
321 qeerror "it points to the necessary object directory so that it might find .config." 309 qeerror "it points to the necessary object directory so that it might find .config."
322 die ".config not found in ${KV_OUT_DIR}" 310 return 1
323 fi 311 fi
324}
325 312
313 return 0
314}
326 315
316get_running_version() {
317 KV_FULL=$(uname -r)
318
319 if [[ -f ${ROOT}/lib/modules/${KV_FULL}/source/Makefile ]]; then
320 KERNEL_DIR=$(readlink -f ${ROOT}/lib/modules/${KV_FULL}/source)
321 unset KV_FULL
322 get_version
323 return $?
324 elif [[ -f ${ROOT}/lib/modules/${KV_FULL}/build/Makefile ]]; then
325 KERNEL_DIR=$(readlink -f ${ROOT}/lib/modules/${KV_FULL}/build)
326 unset KV_FULL
327 get_version
328 return $?
329 else
330 KV_MAJOR=$(get_version_component_range 1 ${KV_FULL})
331 KV_MINOR=$(get_version_component_range 2 ${KV_FULL})
332 KV_PATCH=$(get_version_component_range 3- ${KV_FULL})
333 KV_PATCH=${KV_PATCH//-*}
334 [[ -n ${KV_FULL#*-} ]] && [[ -n ${KV_FULL//${KV_FULL#*-}} ]] \
335 && KV_EXTRA="-${KV_FULL#*-}"
336 fi
337 return 0
338}
327 339
328 340
329# ebuild check functions 341# ebuild check functions
330# --------------------------------------- 342# ---------------------------------------
331 343
332check_kernel_built() { 344check_kernel_built() {
333 # if we haven't determined the version yet, we need too. 345 # if we haven't determined the version yet, we need too.
334 get_version; 346 get_version;
335 347
336 if [ ! -f "${KV_OUT_DIR}/System.map" ] 348 if [ ! -f "${KV_OUT_DIR}/include/linux/version.h" ]
337 then 349 then
338 eerror "These sources have not yet been compiled." 350 eerror "These sources have not yet been prepared."
339 eerror "We cannot build against an uncompiled tree." 351 eerror "We cannot build against an unprepared tree."
340 eerror "To resolve this, please type the following:" 352 eerror "To resolve this, please type the following:"
341 eerror 353 eerror
342 eerror "# cd ${KV_DIR}" 354 eerror "# cd ${KV_DIR}"
343 eerror "# make oldconfig" 355 eerror "# make oldconfig"
344 eerror "# make bzImage modules modules_install" 356 eerror "# make modules_prepare"
345 eerror 357 eerror
346 eerror "Then please try merging this module again." 358 eerror "Then please try merging this module again."
347 die "Kernel sources need compiling first" 359 die "Kernel sources need compiling first"
348 fi 360 fi
349} 361}
350 362
351check_modules_supported() { 363check_modules_supported() {
352 # if we haven't determined the version yet, we need too. 364 # if we haven't determined the version yet, we need too.
353 get_version; 365 get_version;
354 366
355 if ! linux_chkconfig_builtin "MODULES" 367 if ! linux_chkconfig_builtin "MODULES"
356 then 368 then
357 eerror "These sources do not support loading external modules." 369 eerror "These sources do not support loading external modules."
358 eerror "to be able to use this module please enable \"Loadable modules support\"" 370 eerror "to be able to use this module please enable \"Loadable modules support\""
359 eerror "in your kernel, recompile and then try merging this module again." 371 eerror "in your kernel, recompile and then try merging this module again."
360 die "No support for external modules in ${KV_FULL} config" 372 die "No support for external modules in ${KV_FULL} config"
361 fi 373 fi
362} 374}
363 375
364check_extra_config() { 376check_extra_config() {
365local config negate error local_error 377 local config negate error local_error i n
378 local temp_config die reworkmodulenames
366 379
367 # if we haven't determined the version yet, we need too. 380 # if we haven't determined the version yet, we need too.
368 get_version; 381 get_version;
369 382
370 einfo "Checking for suitable kernel configuration options" 383 einfo "Checking for suitable kernel configuration options:"
371 for config in ${CONFIG_CHECK} 384 for config in ${CONFIG_CHECK}
372 do 385 do
373 negate="${config:0:1}" 386 # if we specify any fatal, ensure we honor them
374 if [ "${negate}" == "!" ]; 387 die=1
375 then 388 error=0
389 negate=0
390 reworkmodulenames=0
391
392 if [[ -z ${config//\!*} ]]; then
393 negate=1
376 config="${config:1}" 394 config=${config:1}
395 fi
396 if [[ -z ${config/\@*} ]]; then
397 die=2
398 reworkmodulenames=1
399 config=${config:1}
400 fi
401 if [[ -z ${config/\~*} ]]; then
402 die=0
403 config=${config:1}
404 fi
405
406 if [[ ${negate} == 1 ]]; then
407 linux_chkconfig_present ${config} && error=2
408 elif [[ ${reworkmodulenames} == 1 ]]; then
409 temp_config="${config//*:}"
410 config="${config//:*}"
377 if linux_chkconfig_present ${config} 411 if linux_chkconfig_present ${config}; then
378 then 412 for i in ${MODULE_NAMES}; do
413 n="${i//${temp_config}}"
414 [[ -z ${n//(*} ]] && \
415 MODULE_IGNORE="${MODULE_IGNORE} ${temp_config}"
416 done
417 error=2
418 fi
419 else
420 linux_chkconfig_present ${config} || error=1
421 fi
422
423 if [[ ${die} == 0 ]]; then
424 ebegin "CONFIG_${config}"
425 eend ${error}
426 else
427 if [[ ${error} > 0 ]]; then
379 local_error="${config}_ERROR" 428 local_error="${config}_ERROR"
380 local_error="${!local_error}" 429 local_error="${!local_error}"
381 [ -n "${local_error}" ] && eerror " ${local_error}" || \ 430 if [[ -z "${local_error}" ]]; then
382 eerror " CONFIG_${config}:\tshould not be set in the kernel configuration, but it is." 431 [[ ${error} == 1 ]] \
383 error=1 432 && local_error="is not set when it should be." \
433 || local_error="should not be set. But it is."
434 local_error="CONFIG_${config}:\t ${local_error}"
435 fi
436 eerror " ${local_error}"
384 fi 437 fi
385 else
386 if ! linux_chkconfig_present ${config}
387 then
388 local_error="${config}_ERROR"
389 local_error="${!local_error}"
390 [ -n "${local_error}" ] && eerror " ${local_error}" || \
391 eerror " CONFIG_${config}:\tshould be set in the kernel configuration, but isn't"
392 error=1
393 fi
394 fi 438 fi
395 done 439 done
396 440
397 if [ -n "${error}" ] ; 441 if [[ ${error} > 0 ]]; then
398 then
399 eerror "Please check to make sure these options are set correctly." 442 eerror "Please check to make sure these options are set correctly."
443 eerror "Failure to do so may cause unexpected problems."
444 if [[ ${die} == 1 ]]; then
400 eerror "Once you have satisfied these options, please try merging" 445 eerror "Once you have satisfied these options, please try merging"
401 eerror "this package again." 446 eerror "this package again."
402 die "Incorrect kernel configuration options" 447 die "Incorrect kernel configuration options"
448 fi
403 fi 449 fi
404} 450}
405 451
406check_zlibinflate() { 452check_zlibinflate() {
407 # if we haven't determined the version yet, we need too. 453 # if we haven't determined the version yet, we need too.
408 get_version; 454 get_version;
409 455
410 # although I restructured this code - I really really really dont support it! 456 # although I restructured this code - I really really really dont support it!
411 457
412 # bug #27882 - zlib routines are only linked into the kernel 458 # bug #27882 - zlib routines are only linked into the kernel
413 # if something compiled into the kernel calls them 459 # if something compiled into the kernel calls them
414 # 460 #
415 # plus, for the cloop module, it appears that there's no way 461 # plus, for the cloop module, it appears that there's no way
416 # to get cloop.o to include a static zlib if CONFIG_MODVERSIONS 462 # to get cloop.o to include a static zlib if CONFIG_MODVERSIONS
417 # is on 463 # is on
418 464
419local INFLATE 465 local INFLATE
420local DEFLATE 466 local DEFLATE
421 467
422 einfo "Determining the usability of ZLIB_INFLATE support in your kernel" 468 einfo "Determining the usability of ZLIB_INFLATE support in your kernel"
423 469
424 ebegin "checking ZLIB_INFLATE" 470 ebegin "checking ZLIB_INFLATE"
425 getfilevar_isbuiltin CONFIG_ZLIB_INFLATE ${KV_DIR}/.config 471 getfilevar_isbuiltin CONFIG_ZLIB_INFLATE ${KV_DIR}/.config
426 eend $? 472 eend $?
427 [ "$?" != 0 ] && die 473 [ "$?" != 0 ] && die
428 474
429 ebegin "checking ZLIB_DEFLATE" 475 ebegin "checking ZLIB_DEFLATE"
430 getfilevar_isbuiltin CONFIG_ZLIB_DEFLATE ${KV_DIR}/.config 476 getfilevar_isbuiltin CONFIG_ZLIB_DEFLATE ${KV_DIR}/.config
431 eend $? 477 eend $?
432 [ "$?" != 0 ] && die 478 [ "$?" != 0 ] && die
433 479
434
435 local LINENO_START 480 local LINENO_START
436 local LINENO_END 481 local LINENO_END
437 local SYMBOLS 482 local SYMBOLS
438 local x 483 local x
439 484
440 LINENO_END="$(grep -n 'CONFIG_ZLIB_INFLATE y' ${KV_DIR}/lib/Config.in | cut -d : -f 1)" 485 LINENO_END="$(grep -n 'CONFIG_ZLIB_INFLATE y' ${KV_DIR}/lib/Config.in | cut -d : -f 1)"
441 LINENO_START="$(head -n $LINENO_END ${KV_DIR}/lib/Config.in | grep -n 'if \[' | tail -n 1 | cut -d : -f 1)" 486 LINENO_START="$(head -n $LINENO_END ${KV_DIR}/lib/Config.in | grep -n 'if \[' | tail -n 1 | cut -d : -f 1)"
442 (( LINENO_AMOUNT = $LINENO_END - $LINENO_START )) 487 (( LINENO_AMOUNT = $LINENO_END - $LINENO_START ))
443 (( LINENO_END = $LINENO_END - 1 )) 488 (( LINENO_END = $LINENO_END - 1 ))
444 SYMBOLS="$(head -n $LINENO_END ${KV_DIR}/lib/Config.in | tail -n $LINENO_AMOUNT | sed -e 's/^.*\(CONFIG_[^\" ]*\).*/\1/g;')" 489 SYMBOLS="$(head -n $LINENO_END ${KV_DIR}/lib/Config.in | tail -n $LINENO_AMOUNT | sed -e 's/^.*\(CONFIG_[^\" ]*\).*/\1/g;')"
450 # we have a winner! 495 # we have a winner!
451 einfo "${x} ensures zlib is linked into your kernel - excellent" 496 einfo "${x} ensures zlib is linked into your kernel - excellent"
452 return 0 497 return 0
453 fi 498 fi
454 done 499 done
455 500
456 eerror 501 eerror
457 eerror "This kernel module requires ZLIB library support." 502 eerror "This kernel module requires ZLIB library support."
458 eerror "You have enabled zlib support in your kernel, but haven't enabled" 503 eerror "You have enabled zlib support in your kernel, but haven't enabled"
459 eerror "enabled any option that will ensure that zlib is linked into your" 504 eerror "enabled any option that will ensure that zlib is linked into your"
460 eerror "kernel." 505 eerror "kernel."
476################################ 521################################
477# Default pkg_setup 522# Default pkg_setup
478# Also used when inheriting linux-mod to force a get_version call 523# Also used when inheriting linux-mod to force a get_version call
479 524
480linux-info_pkg_setup() { 525linux-info_pkg_setup() {
481 get_version; 526 get_version || die "Unable to calculate Linux Kernel version"
482 [ -n "${CONFIG_CHECK}" ] && check_extra_config; 527 [ -n "${CONFIG_CHECK}" ] && check_extra_config;
483} 528}

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