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197 lines
6.1 KiB
197 lines
6.1 KiB
#!/bin/bash
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set -e
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[ -z "$PLYMOUTH_LIBEXECDIR" ] && PLYMOUTH_LIBEXECDIR="@PLYMOUTH_LIBEXECDIR@"
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[ -z "$PLYMOUTH_DATADIR" ] && PLYMOUTH_DATADIR="@PLYMOUTH_DATADIR@"
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[ -z "$PLYMOUTH_CONFDIR" ] && PLYMOUTH_CONFDIR="@PLYMOUTH_CONF_DIR@"
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[ -z "$PLYMOUTH_POLICYDIR" ] && PLYMOUTH_POLICYDIR="@PLYMOUTH_POLICY_DIR@"
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if [ -z "$PLYMOUTH_PLUGIN_PATH" ]; then
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if [ -z "$LIB" ]; then
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PLYMOUTH_PLUGIN_PATH="$(plymouth --get-splash-plugin-path)"
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else
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[ -z "$PLYMOUTH_LIBDIR" ] && PLYMOUTH_LIBDIR="@PLYMOUTH_LIBDIR@"
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PLYMOUTH_PLUGIN_PATH=${PLYMOUTH_LIBDIR}/plymouth/
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fi
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fi
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function usage ()
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{
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echo "usage: plymouth-set-default-theme { --list | --reset | <theme-name> [ --rebuild-initrd ] | --help }"
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}
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function show_help() {
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cat <<EOF
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Plymouth theme chooser
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$(usage)
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-h, --help Show this help message
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-l, --list Show available themes
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-r. --reset Reset to default theme
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-R, --rebuild-initrd Rebuild initrd (necessary after changing theme)
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<theme-name> Name of new theme to use (see --list for available themes)
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EOF
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}
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function list_themes ()
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{
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for theme in ${PLYMOUTH_DATADIR}/plymouth/themes/*/*.plymouth; do
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[ -f $theme ] || continue;
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echo "$(basename "$theme" .plymouth)"
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done
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}
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function read_theme_name_from_file ()
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{
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echo $(grep -v '^#' $1 2> /dev/null |
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awk '
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BEGIN {
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RS="[[][[:blank:]]*[^[:space:]]+[:blank:]*[]\n]";
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FS="[=[:space:]]+";
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OFS="";
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ORS=""
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}
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$1 ~/Theme/ { print $2 }
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')
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}
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function get_default_theme ()
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{
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THEME_NAME=$(read_theme_name_from_file ${PLYMOUTH_CONFDIR}/plymouthd.conf)
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if [ -z "$THEME_NAME" -o ! -r "${PLYMOUTH_DATADIR}/plymouth/themes/$THEME_NAME/$THEME_NAME.plymouth" ]; then
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THEME_NAME=$(read_theme_name_from_file ${PLYMOUTH_POLICYDIR}/plymouthd.defaults)
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fi
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if [ -z "$THEME_NAME" -o ! -r "${PLYMOUTH_DATADIR}/plymouth/themes/$THEME_NAME/$THEME_NAME.plymouth" \
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-a -L "${PLYMOUTH_DATADIR}/plymouth/themes/default.plymouth" ]; then
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THEME_NAME=$(basename "$(readlink ${PLYMOUTH_DATADIR}/plymouth/themes/default.plymouth)" .plymouth)
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fi
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if [ -z "$THEME_NAME" -o ! -r "${PLYMOUTH_DATADIR}/plymouth/themes/$THEME_NAME/$THEME_NAME.plymouth" ]; then
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THEME_NAME="text"
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fi
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echo $THEME_NAME
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}
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DO_RESET=0
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DO_INITRD_REBUILD=0
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DO_LIST=0
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DO_HELP=0
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THEME_NAME=""
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while [ $# -gt 0 ]; do
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case "$1" in
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-l|--list)
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if [ -n "$THEME_NAME" ]; then
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echo "You can only specify --list or a theme name, not both" >&2
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echo $(usage) >&2
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exit 1
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fi
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if [ $DO_RESET -ne 0 ]; then
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echo "You can only specify --reset or --list, not both" >&2
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echo $(usage) >&2
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exit 1
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fi
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DO_LIST=1
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;;
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-R|--rebuild-initrd)
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DO_INITRD_REBUILD=1
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;;
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-r|--reset|default)
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if [ -n "$THEME_NAME" ]; then
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echo "You can only specify --reset or a theme name, not both" >&2
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echo $(usage) >&2
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exit 1
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fi
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if [ $DO_LIST -ne 0 ]; then
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echo "You can only specify --reset or --list, not both" >&2
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echo $(usage) >&2
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exit 1
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fi
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DO_RESET=1
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;;
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-h|--help)
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DO_HELP=1
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;;
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*)
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if [ -n "$THEME_NAME" ]; then
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echo "You can only specify one theme at a time" >&2
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echo $(usage) >&2
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exit 1
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fi
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if [ $DO_RESET -ne 0 ]; then
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echo "You can only specify --reset or a theme name, not both" >&2
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echo $(usage) >&2
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exit 1
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fi
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if [ $DO_LIST -ne 0 ]; then
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echo "You can only specify --list or a theme name, not both" >&2
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echo $(usage) >&2
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exit 1
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fi
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THEME_NAME="$1"
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;;
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esac
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shift
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done
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if [ $DO_HELP -eq 1 ]; then
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show_help
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exit $?
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fi
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if [ $DO_LIST -ne 0 ]; then
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list_themes
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exit $?
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fi
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if [ $DO_RESET -eq 0 ] && [ $DO_INITRD_REBUILD -eq 0 ] && [ -z $THEME_NAME ]; then
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get_default_theme
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exit $?
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fi
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if [ `id -u` -ne 0 ]; then
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echo "This program must be run as root" >&2
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exit 1
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fi
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if [ $DO_RESET -ne 0 ]; then
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[ -f ${PLYMOUTH_CONFDIR}/plymouthd.conf ] || exit 0
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sed -i -e '/^Theme[[:blank:]]*=.*/d' ${PLYMOUTH_CONFDIR}/plymouthd.conf
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exit $?
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fi
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if [ ! -e ${PLYMOUTH_DATADIR}/plymouth/themes/${THEME_NAME}/${THEME_NAME}.plymouth ]; then
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echo "${PLYMOUTH_DATADIR}/plymouth/themes/${THEME_NAME}/${THEME_NAME}.plymouth does not exist" >&2
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exit 1
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fi
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MODULE_NAME=$(grep "ModuleName *= *" ${PLYMOUTH_DATADIR}/plymouth/themes/${THEME_NAME}/${THEME_NAME}.plymouth | sed 's/ModuleName *= *//')
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if [ ! -e ${PLYMOUTH_PLUGIN_PATH}${MODULE_NAME}.so ]; then
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echo "${PLYMOUTH_PLUGIN_PATH}${MODULE_NAME}.so does not exist" >&2
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exit 1
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fi
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[ -L ${PLYMOUTH_DATADIR}/plymouth/themes/default.plymouth ] && rm -f ${PLYMOUTH_DATADIR}/plymouth/themes/default.plymouth
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[ -d ${PLYMOUTH_CONFDIR} ] || mkdir -p ${PLYMOUTH_CONFDIR}
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grep -q '^[[]Daemon[]]' ${PLYMOUTH_CONFDIR}/plymouthd.conf 2> /dev/null || echo '[Daemon]' >> ${PLYMOUTH_CONFDIR}/plymouthd.conf
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sed -i -e '/^Theme[[:blank:]]*=.*/d' ${PLYMOUTH_CONFDIR}/plymouthd.conf
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sed -i -e "s/^\([[]Daemon[]]\)\n*/\1\nTheme=${THEME_NAME}/" ${PLYMOUTH_CONFDIR}/plymouthd.conf
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[ $DO_INITRD_REBUILD -ne 0 ] && (${PLYMOUTH_LIBEXECDIR}/plymouth/plymouth-update-initrd)
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exit 0
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