/[gentoo-x86]/eclass/linux-mod.eclass
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Revision 1.52 Revision 1.54
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 1.52 2005/09/22 14:13:36 johnm Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/linux-mod.eclass,v 1.54 2005/10/22 17:35:39 johnm 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.
92 pcmcia? ( virtual/pcmcia )" 92 pcmcia? ( virtual/pcmcia )"
93 93
94# eclass utilities 94# eclass utilities
95# ---------------------------------- 95# ----------------------------------
96 96
97check_vermagic() {
98 local curr_gcc_ver=$(gcc -dumpversion)
99 local tmpfile old_chost old_gcc_ver result=0
100
101 tmpfile=`find ${KV_DIR}/ -iname "*.o.cmd" -exec grep usr/lib/gcc {} \; -quit`
102 tmpfile=${tmpfile//*usr/lib}
103 tmpfile=${tmpfile//\/include*}
104 old_chost=${tmpfile//*gcc\/}
105 old_chost=${old_chost//\/*}
106 old_gcc_ver=${tmpfile//*\/}
107
108 if [[ -z ${old_gcc_ver} || -z ${old_chost} ]]; then
109 ewarn ""
110 ewarn "Unable to detect what version of GCC was used to compile"
111 ewarn "the kernel. Build will continue, but you may experience problems."
112 elif [[ ${curr_gcc_ver} != ${old_gcc_ver} ]]; then
113 ewarn ""
114 ewarn "The version of GCC you are using (${curr_gcc_ver}) does"
115 ewarn "not match the version of GCC used to compile the"
116 ewarn "kernel (${old_gcc_ver})."
117 result=1
118 elif [[ ${CHOST} != ${old_chost} ]]; then
119 ewarn ""
120 ewarn "The current CHOST (${CHOST}) does not match the chost"
121 ewarn "used when compiling the kernel (${old_chost})."
122 result=1
123 fi
124
125 if [[ ${result} -gt 0 ]]; then
126 ewarn ""
127 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"
129 ewarn "to match the kernel, or recompile the kernel first."
130 die "GCC Version Mismatch."
131 fi
132}
133
97unpack_pcmcia_sources() { 134unpack_pcmcia_sources() {
98 # So while the two eclasses exist side-by-side and also the ebuilds inherit 135 # So while the two eclasses exist side-by-side and also the ebuilds inherit
99 # both we need to check for PCMCIA_SOURCE_DIR, and if we find it, then we 136 # both we need to check for PCMCIA_SOURCE_DIR, and if we find it, then we
100 # bail out and assume pcmcia.eclass is working on it. 137 # bail out and assume pcmcia.eclass is working on it.
101 [[ -n ${PCMCIA_SOURCE_DIR} ]] && return 1 138 [[ -n ${PCMCIA_SOURCE_DIR} ]] && return 1
238 275
239generate_modulesd() { 276generate_modulesd() {
240 # This function will generate the neccessary modules.d file from the 277 # This function will generate the neccessary modules.d file from the
241 # information contained in the modules exported parms 278 # information contained in the modules exported parms
242 279
243 local currm_path currm t myIFS myVAR 280 local currm_path currm currm_t t myIFS myVAR
244 local module_docs module_enabled module_aliases \ 281 local module_docs module_enabled module_aliases \
245 module_additions module_examples module_modinfo module_opts 282 module_additions module_examples module_modinfo module_opts
246 283
247 for currm_path in ${@} 284 for currm_path in ${@}
248 do 285 do
249 currm=${currm_path//*\/} 286 currm=${currm_path//*\/}
250 currm=$(echo ${currm} | tr '[:lower:]' '[:upper:]') 287 currm=$(echo ${currm} | tr '[:lower:]' '[:upper:]')
288 currm_t=${currm}
289 while [[ -z ${currm_t//*-*} ]]; do
290 currm_t=${currm_t/-/_}
291 done
251 292
252 module_docs="$(eval echo \${MODULESD_${currm}_DOCS})" 293 module_docs="$(eval echo \${MODULESD_${currm_t}_DOCS})"
253 module_enabled="$(eval echo \${MODULESD_${currm}_ENABLED})" 294 module_enabled="$(eval echo \${MODULESD_${currm_t}_ENABLED})"
254 module_aliases="$(eval echo \${#MODULESD_${currm/-/_}_ALIASES[*]})" 295 module_aliases="$(eval echo \${#MODULESD_${currm_t}_ALIASES[*]})"
255 module_additions="$(eval echo \${#MODULESD_${currm/-/_}_ADDITIONS[*]})" 296 module_additions="$(eval echo \${#MODULESD_${currm_t}_ADDITIONS[*]})"
256 module_examples="$(eval echo \${#MODULESD_${currm/-/_}_EXAMPLES[*]})" 297 module_examples="$(eval echo \${#MODULESD_${currm_t}_EXAMPLES[*]})"
257 298
258 [[ ${module_aliases} -eq 0 ]] && unset module_aliases 299 [[ ${module_aliases} -eq 0 ]] && unset module_aliases
259 [[ ${module_additions} -eq 0 ]] && unset module_additions 300 [[ ${module_additions} -eq 0 ]] && unset module_additions
260 [[ ${module_examples} -eq 0 ]] && unset module_examples 301 [[ ${module_examples} -eq 0 ]] && unset module_examples
261 302
420linux-mod_pkg_setup() { 461linux-mod_pkg_setup() {
421 linux-info_pkg_setup; 462 linux-info_pkg_setup;
422 check_kernel_built; 463 check_kernel_built;
423 check_modules_supported; 464 check_modules_supported;
424 set_kvobj; 465 set_kvobj;
466 check_vermagic;
425} 467}
426 468
427linux-mod_src_compile() { 469linux-mod_src_compile() {
428 local modulename libdir srcdir objdir i n myARCH="${ARCH}" 470 local modulename libdir srcdir objdir i n myARCH="${ARCH}"
429 ARCH="$(tc-arch-kernel)" 471 ARCH="$(tc-arch-kernel)"

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