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|
#!/bin/ash
# Apparently, this is required for proper functionality with busybox 1.1.3
# Check out bug #197730 for more details.
. /etc/initrd.defaults
usage() {
echo 'Usage:'
echo ' modprobe moduleprefix'
echo
echo 'Example:'
echo ' modprobe eepro100'
echo
echo 'Note: Do not pass the suffix to modprobe!'
exit 1
}
# Pass module name to this function
modules_dep_list() {
if [ "$#" -lt '1' ]
then
echo 'modules_dep_list(): Improper usage!'
exit 1
fi
cat /lib/modules/${KV}/modules.dep | grep /"${1}${KSUFF}:" | cut -d':' -f2
}
# Pass module deps list
strip_mod_paths() {
local x
local ret
local myret
[ "$#" -lt '1' ] && return
for x in ${*}
do
ret=`basename ${x} | cut -d. -f1`
myret="${myret} ${ret}"
done
echo "${myret}"
}
LOADED_MODULES=''
is_module_already_loaded() {
local x
if [ "$#" != '1' ]
then
echo 'is_module_already_loaded(): Improper usage!'
fi
for x in ${LOADED_MODULES}
do
if [ "${x}" = "${1}" ]
then
# Yep, module is loaded
return 0
fi
done
return 1
}
real_mod_path() {
# Find -name is no good since the return status is always zero
find "/lib/modules/${KV}" | grep /"${1}${KSUFF}"
}
modprobe2() {
local x
local deps
local real_path
local modlist
local ret
local echoAppend
local echoFlags
if [ "$#" -lt '1' ]
then
usage
exit 1
fi
real_path=`real_mod_path ${1}`
if [ "${real_path}" = '' -o "${real_path}" = ' ' ]
then
[ "${2}" = '-n' ] && echo -n " -> $1"
echo ' module not found.'
exit 2
fi
modlist=`modules_dep_list ${1}`
if [ "${modlist}" != '' -a "${modlist}" != ' ' ]
then
deps=`strip_mod_paths ${modlist}`
else
deps=''
fi
# Make sure we don't do any endless loops!
LOADED_MODULES="${LOADED_MODULES} ${1}"
for x in ${deps}
do
if ! is_module_already_loaded ${x}
then
if [ "${x}" != '' -a "${x}" != ' ' ]
then
modprobe2 "${x}" -n
fi
else
filler=1
fi
done
${INSMOD} ${real_path} > /dev/null 2>&1
ret=$?
if [ "$ret" -eq '0' ]
then
echoAppend=' loaded.'
[ "${2}" = '-n' ] && echoFlags='-n' && echoAppend=', '
echo ${echoFlags} "${1}${echoAppend}"
fi
return $ret
}
if [ "$#" -lt '1' ]
then
usage
fi
[ -f '/modules.cache' ] || touch /modules.cache
for x in `cat /modules.cache`
do
LOADED_MODULES="${LOADED_MODULES} ${x}"
done
modprobe2 ${1}
modprobe_ret=$?
[ -f '/modules.cache' ] && rm -f /modules.cache > /dev/null 2>&1
for x in ${LOADED_MODULES}
do
echo $x >> /modules.cache
done
exit $modprobe_ret
|
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