M7350/external/compat-wireless/scripts/check_depmod

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#!/bin/bash
# Copyright 2009 Luis R. Rodriguez <mcgrof@gmail.com>
#
# Ensures your distribution likes to prefer updates/ over the kernel/
# search updates built-in
# Seems Mandriva has an $DEPMOD_DIR but it doesn't have any files,
# so lets deal with those distributions.
DEPMOD_CONF="/etc/depmod.conf"
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DEPMOD_CONF_TMP="$DEPMOD_CONF.compat-wireless.old"
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DEPMOD_DIR="/etc/depmod.d/"
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COMPAT_DEPMOD_FILE=compat-wireless.conf
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GREP_REGEX_UPDATES="^[[:space:]]*search.*[[:space:]]updates\([[:space:]]\|$\)"
GREP_REGEX_SEARCH="^[[:space:]]*search[[:space:]].\+$"
DEPMOD_CMD="depmod"
function add_compat_depmod_conf {
echo "NOTE: Your distribution lacks an $DEPMOD_DIR directory with "
echo "updates/ directory being prioritized for modules, we're adding "
echo "one for you."
mkdir -p $DEPMOD_DIR
FIRST_FILE=$(ls $DEPMOD_DIR|head -1)
[ -n "$FIRST_FILE" ] && while [[ $FIRST_FILE < $COMPAT_DEPMOD_FILE ]]; do
COMPAT_DEPMOD_FILE="0$COMPAT_DEPMOD_FILE"
done
echo "search updates" > $DEPMOD_DIR/$COMPAT_DEPMOD_FILE
}
function add_global_depmod_conf {
echo "NOTE: Your distribution lacks updates/ directory being"
echo "prioritized for modules, we're adding it to $DEPMOD_CONF."
rm -f $DEPMOD_CONF_TMP
[ -f $DEPMOD_CONF ] && cp -f $DEPMOD_CONF $DEPMOD_CONF_TMP
echo "search updates" > $DEPMOD_CONF
[ -f $DEPMOD_CONF_TMP ] && cat $DEPMOD_CONF_TMP >> $DEPMOD_CONF
}
function depmod_updates_ok {
echo "depmod will prefer updates/ over kernel/ -- OK!"
}
function add_depmod_conf {
if [ -f "$DEPMOD_CONF" ]; then
add_global_depmod_conf
else
DEPMOD_VERSION=$($DEPMOD_CMD --version | cut -d" " -f2 | sed "s/\.//")
if [[ $DEPMOD_VERSION -gt 36 ]]; then
add_compat_depmod_conf
else
add_global_depmod_conf
fi
fi
}
# =============================================================================
# === MAIN ====================================================================
# =============================================================================
GREP_FILES=""
[ -f $DEPMOD_CONF ] && GREP_FILES="$DEPMOD_CONF"
if [ -d $DEPMOD_DIR ]; then
DEPMOD_FILE_COUNT=$(ls $DEPMOD_DIR | wc -l)
[[ $DEPMOD_FILE_COUNT -gt 0 ]] && GREP_FILES="$GREP_FILES $DEPMOD_DIR/*"
fi
if [ -n "$GREP_FILES" ]; then
grep -q "$GREP_REGEX_SEARCH" $GREP_FILES
if [[ $? -eq 0 ]]; then
grep -q "$GREP_REGEX_UPDATES" $GREP_FILES
if [[ $? -eq 0 ]]; then
depmod_updates_ok
else
add_depmod_conf
fi
else
depmod_updates_ok
fi
else
depmod_updates_ok
fi
exit 0