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#!/bin/sh
. /etc/conf.d/prelink
log="/var/log/prelink.log"
case $PRELINKING in
yes|no);;
*) exit 0;;
esac
ionice -c3 -p $$ >/dev/null 2>&1
renice +19 -p $$ >/dev/null 2>&1
if [ "$PRELINKING" != yes ]; then
sed -ri '/^[[:space:]]*#?[[:space:]]*KDE_IS_PRELINKED=/s:.*:#KDE_IS_PRELINKED=1:' /etc/env.d/*kde* 2>/dev/null
if [ -f /etc/prelink.cache ]; then
echo /usr/sbin/prelink -uav > ${log}
/usr/sbin/prelink -uav >> ${log} 2>&1 \
|| echo Prelink failed with return value $? >> ${log}
rm -f /etc/prelink.cache
# Restart init if needed
[ -n "$(find `ldd /sbin/init | awk 'NF == 4 { print $3 }'` /sbin/init -ctime -1 2>/dev/null )" ] && /sbin/telinit u
fi
exit 0
fi
sed -ri '/^[[:space:]]*#?[[:space:]]*KDE_IS_PRELINKED=/s:.*:KDE_IS_PRELINKED=1:' /etc/env.d/*kde* 2>/dev/null
if [ ! -f /etc/prelink.cache -o -f /var/lib/misc/prelink.force ] \
|| grep -q '^prelink-ELF0.[0-2]' /etc/prelink.cache; then
# If cache does not exist or is from older prelink versions or
# if we were asked to explicitely, force full prelinking
rm -f /etc/prelink.cache /var/lib/misc/prelink.force
PRELINK_OPTS="$PRELINK_OPTS -f"
date > /var/lib/misc/prelink.full
cp -a /var/lib/misc/prelink.full /var/lib/misc/prelink.quick
elif [ -n "$PRELINK_FULL_TIME_INTERVAL" \
-a "`find /var/lib/misc/prelink.full -mtime -${PRELINK_FULL_TIME_INTERVAL} 2>/dev/null`" \
= /var/lib/misc/prelink.full ]; then
# If no more than PRELINK_NOEMER_CHECK_INTERVAL days elapsed from last prelink
# (be it full or quick) and no packages have been upgraded via rpm since then,
# don't do anything.
[ "`find /var/lib/misc/prelink.quick -mtime -${PRELINK_NOEMER_CHECK_INTERVAL:-7} 2>/dev/null`" \
-a -f /var/cache/edb/counter \
-a /var/cache/edb/counter -ot /var/lib/misc/prelink.quick ] && exit 0
date > /var/lib/misc/prelink.quick
# If prelink without -q has been run in the last
# PRELINK_FULL_TIME_INTERVAL days, just use quick mode
PRELINK_OPTS="$PRELINK_OPTS -q"
else
date > /var/lib/misc/prelink.full
cp -a /var/lib/misc/prelink.full /var/lib/misc/prelink.quick
fi
echo /usr/sbin/prelink -av $PRELINK_OPTS > ${log}
/usr/sbin/prelink -av $PRELINK_OPTS >> ${log} 2>&1 \
|| echo Prelink failed with return value $? >> ${log}
# Restart init if needed
[ -n "$(find `ldd /sbin/init | awk 'NF == 4 { print $3 }'` /sbin/init -ctime -1 2>/dev/null )" ] && /sbin/telinit u
exit 0
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