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#!/bin/bash
# Deleting all locale files on system
# *not* listed in /etc/locale.nopurge
set -e
LOCALEDIRS="/usr/share/locale /usr/local/share/locale /usr/kde/?.?/share/locale /opt/sun-jdk-*/jre/lib/locale /opt/sun-jre-bin-*/lib/locale /usr/lib/locale"
MANPAGEDIRS="/usr/share/man /usr/man /usr/local/share/man /usr/kde/?.?/share/man /usr/kde/?.?/man /opt/sun-jdk-*/man /opt/sun-jre-bin-*/man"
LOCALELIST="/var/cache/localepurge/localelist"
CONFIGFILE="/etc/locale.nopurge"
VERSION="0.5.3.2"
LOCALETOTAL=0
MANTOTAL=0
GOOD=$'\e[32;01m'
WARN=$'\e[33;01m'
BAD=$'\e[31;01m'
NORMAL=$'\e[0m'
HILITE=$'\e[36;01m'
BRACKET=$'\e[34;01m'
BOLD=$'\e[1m'
ACTION="/bin/rm -vf"
eerror () {
echo -e " ${BAD}*${NORMAL} $*" 2> /dev/stderr
}
ewarn () {
echo -e " ${WARN}*${NORMAL} $*"
}
einfo () {
echo -e " ${GOOD}*${NORMAL} $*"
}
etab () {
echo -e " ${GOOD}*${NORMAL} $*"
}
print() {
for x in $@; do
if [ "${x}" = "" ]; then return 0
else /bin/echo $x
fi
done
}
ayuda () {
echo "${HILITE}localepurge${NORMAL} for ${BOLD}Gentoo Linux${NORMAL} ${BRACKET}[${NORMAL} ${GOOD}${VERSION}${NORMAL} ${BRACKET}]${NORMAL}"
echo -e " " "by bass@gentoo.org"
echo
einfo "Remember that you must edit ${CONFIGFILE}"
echo
einfo "Usage: `basename $0` [options]"
echo
etab "${BOLD}-debug (-d) ${NORMAL} : debug mode."
etab "${BOLD}-help (-h) ${NORMAL} : show this help."
etab "${BOLD}-list (-l) ${NORMAL} : list directories to be cleared"
etab "${BOLD}-nocolor (-nc) ${NORMAL} : no color mode."
etab "${BOLD}-pretend (-p) ${NORMAL} : pretend mode."
etab "${BOLD}-verbose (-v) ${NORMAL} : verbose mode."
etab "${BOLD}-version ${NORMAL} : show version."
echo
}
version () {
einfo "${BRACKET}[${NORMAL} ${GOOD}${VERSION}${NORMAL} ${BRACKET}]${NORMAL}"
}
# Check options in CONFIGFILE
grep -xq SHOWFREEDSPACE ${CONFIGFILE} && SHOWFREEDSPACE=enabled
grep -xq VERBOSE ${CONFIGFILE} && VERBOSE=enabled
grep -xq NOCOLOR ${CONFIGFILE} &&
unset GOOD WARN BAD NORMAL HILITE BRACKET BOLD
# We need to loop through for no color first, otherwise options that exit
# will make us ignore nocolor, so we might as well loop for debug first as well
for x in $@
do
if [ "$x" = "-debug" ] || [ "$x" = "-d" ]; then
set -x
fi
if [ "$x" = "-nocolor" ] || [ "$x" = "-nc" ]; then
unset GOOD WARN BAD NORMAL HILITE BRACKET BOLD
fi
done
# Loop through the rest of the options
for x in $@; do
if [ "$x" = "-help" ] || [ "$x" = "-h" ]; then
ayuda
exit 0
elif [ "$x" = "-list" ] || [ "$x" = "-l" ]; then
LIST=enabled
elif [ "$x" = "-pretend" ] || [ "$x" = "-p" ]; then
PRETEND=enabled
ACTION=print
SHOWFREEDSPACE=disabled
elif [ "$x" = "-verbose" ] || [ "$x" = "-v" ]; then
VERBOSE=enabled
elif [ "$x" = "-version" ] ; then
version
exit 0
else
eerror "Unrecognised option: ${x}"
eerror "Please see `basename $0` -help"
exit 1
fi
if [ "${LIST}" = "enabled" ] && [ "${PRETEND}" = "enabled" ]; then
eerror "Cannot have list and pretend mode enabled at the same time"
eerror "Please enable one at a time"
echo >> /dev/stderr
eerror "For more information, see `basename $0` -help"
fi
done
# Do nothing and report why if no valid configuration file exists:
if [ ! -f ${CONFIGFILE} ]; then
eerror " No ${CONFIGFILE} file present, exiting ..."
exit 0
else
if [ "`grep -x ^NEEDSCONFIGFIRST ${CONFIGFILE}`" ]; then
echo ""
einfo " You have to configure \"${CONFIGFILE}\" "
echo ""
einfo " to make $0 actually start to function."
echo ""
einfo " Nothing to be done, exiting ..."
echo ""
exit 0
fi
fi
# Prune the locale list using CONFIGFILE as a list of regex patterns:
PURGELIST=`grep -xvf ${CONFIGFILE} "${LOCALELIST}"`
# Getting rid of superfluous locale files in $LOCALEDIR:
purgelocale () {
local LOCALEDIR="$1"
if [ -d $LOCALEDIR ]; then
if [ "$SHOWFREEDSPACE" = "enabled" ]; then
LOCALEBEFORE=$(df -P $LOCALEDIR | awk '{if ( NR==2 ) { print $3 }}')
fi
if [ "$VERBOSE" = "enabled" ]; then
einfo "localepurge: processing locale files in ${LOCALEDIR} ..."
fi
for LOCALE in `/bin/ls ${LOCALEDIR}`; do
if echo "${PURGELIST}" | grep -xq ${LOCALE}; then
if [ -d ${LOCALEDIR}/${LOCALE}/LC_MESSAGES ]; then
if [ "${LIST}" = "enabled" ]; then
echo "${LOCALEDIR}/${LOCALE}"
else
${ACTION} `find ${LOCALEDIR}/${LOCALE} -type f -o -type l`
fi
fi
fi
done
if [ "$SHOWFREEDSPACE" = "enabled" ]; then
LOCALEAFTER=$(df -P $LOCALEDIR | awk '{if ( NR==2 ) { print $3 }}')
LOCALESUM=$(($LOCALEBEFORE - $LOCALEAFTER))
LOCALETOTAL=$(($LOCALETOTAL + $LOCALESUM))
if test $LOCALESUM -gt 0 ; then
einfo "localepurge: Disk space freed in $LOCALEDIR: ${BOLD}"$LOCALESUM"K${NORMAL}"
fi
fi
fi
}
# Getting rid of localized man pages in $MANPAGEDIR
purgeman () {
local MANPAGEDIR="$1"
if [ -d $MANPAGEDIR ] && [ "`grep -x ^MANDELETE ${CONFIGFILE}`" ]; then
if [ "$SHOWFREEDSPACE" = "enabled" ]; then
MANBEFORE=$(df -P $MANPAGEDIR | awk '{if ( NR==2 ) { print $3 }}')
fi
if [ "$VERBOSE" = "enabled" ]; then
einfo "localepurge: processing man pages in ${MANPAGEDIR} ..."
fi
for LOCALE in `/bin/ls ${MANPAGEDIR} | grep -v ^man[1-9]`; do
if echo "${PURGELIST}" | grep -xq ${LOCALE}; then
if [ -d ${MANPAGEDIR}/${LOCALE} ]; then
if [ "${LIST}" = "enabled" ]; then
echo "${MANPAGEDIR}/${LOCALE}"
else
${ACTION} `find ${MANPAGEDIR}/${LOCALE} -type f -o -type l`
fi
fi
fi
done
if [ "$SHOWFREEDSPACE" = "enabled" ]; then
MANAFTER=$(df -P $MANPAGEDIR | awk '{if ( NR==2 ) { print $3 }}')
MANSUM=$(($MANBEFORE - $MANAFTER))
MANTOTAL=$(($MANTOTAL + $MANSUM))
if test $MANSUM -gt 0 ; then
einfo "localepurge: Disk space freed in $MANPAGEDIR: ${BOLD}"$MANSUM"K${NORMAL}"
fi
fi
fi
}
[ "${LIST}" = "enabled" ] && [ "${VERBOSE}" = "enabled" ] &&
ewarn "If not in list mode, localepurge would clear the following directories:\n"
[ "${PRETEND}" = "enabled" ] && [ "${VERBOSE}" = "enabled" ] &&
ewarn "If not pretending, localepurge would delete the following files:\n"
for folder in ${LOCALEDIRS}; do
purgelocale "$folder"
done
for folder in ${MANPAGEDIRS}; do
purgeman "$folder"
done
# Calculating and reporting total disk space freed:
if [ "$SHOWFREEDSPACE" = "enabled" ]; then
let TOTAL=$LOCALETOTAL+$MANTOTAL
if test $TOTAL -lt 0; then
TOTAL=0
fi
echo ""
einfo "Total disk space freed by localepurge: ${BOLD}"$TOTAL"K${NORMAL}"
echo ""
fi
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