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|
#!/bin/sh
PREFIX=@PREFIX@
: ${LIBDIR=$PREFIX/lib}
. "$LIBDIR/libalpine.sh"
MAPDIR="$ROOT/usr/share/bkeymaps"
if [ -f "$ROOT/etc/conf.d/loadkmap" ]; then
. "$ROOT/etc/conf.d/loadkmap"
variant=$(basename "KEYMAP")
variant="${variant%%.*}"
fi
usage() {
cat <<-__EOF__
usage: setup-keymap [-h] [LAYOUT [VARIANT]]
Sets the system keymap layout and variant.
options:
-h Show this help
Sets keymap to LAYOUT (and VARIANT) or prompt if unspecified.
__EOF__
exit $1
}
show_layouts() {
output=""
for file in "$MAPDIR"/*; do
base=$(basename "$file")
output="$output${base%.bmap.gz} "
done
print_column "$output"
}
show_variants() {
output=""
for file in "$MAPDIR/$1"/*; do
base=$(basename "$file")
output="$output${base%.bmap.gz} "
done
print_column "$output"
}
print_column() {
if [ -z "$1" ]; then
echo "Error: No data to display." >&2
return 1
fi
local terminal_width=$(stty size | cut -d' ' -f2)
if [ -z "$terminal_width" -o "$terminal_width" -eq 0 ]; then
terminal_width=80
fi
max_word_length=$(echo "$1" | awk '{for(i=1;i<=NF;i++) x = (length($i) > x ? length($i) : x)} END {print x}')
number_of_columns=$((terminal_width / (max_word_length + 1)))
if [ "$number_of_columns" -eq 0 ]; then
number_of_columns=1
fi
words=$(echo $1)
i=0
for word in $words; do
printf "%-${max_word_length}s " "$word"
i=$((i + 1))
if [ $((i % number_of_columns)) -eq 0 ]; then
printf "\n"
fi
done
if [ $((i % number_of_columns)) -ne 0 ]; then
printf "\n"
fi
}
select_layout() {
while true; do
if [ -z "$layout" ] || ! [ -d "$MAPDIR/$layout" ]; then
layout=none
fi
show_layouts
echo ""
ask "Select keyboard layout:" "$layout"
echo ""
if [ "$resp" = "abort" ] || [ "$resp" = "none" ] ; then
goodbye 0
fi
set -- $resp
layout="$1"
variant="$2"
if [ -d "$MAPDIR/$layout" ] ; then
return 0
fi
done
}
setup_mapfile() {
local name="$(basename "$1")"
local conf="$ROOT/etc/conf.d/loadkmap"
mkdir -p "$ROOT/etc/keymap"
mkdir -p "$ROOT/etc/conf.d/"
if cp "$1" "$ROOT/etc/keymap/$name" ; then
[ -f "$conf" ] && sed -i '/^KEYMAP=/d' "$conf"
echo "KEYMAP=/etc/keymap/$name" >> "$conf"
# we actually load the keymap now
rc-service loadkmap restart
rc-update -q add loadkmap boot
goodbye 0
fi
}
select_variant() {
while true; do
show_variants "$layout"
if [ ! -f "$MAPDIR/$layout/$variant.bmap" ] ; then
variant=""
fi
echo ""
ask "Select variant (or 'abort'):" "$variant"
echo ""
variant="$resp"
if [ "$variant" = "abort" ] || [ "$variant" = "none" ]; then
break;
fi
if [ -f "$MAPDIR/$layout/$variant.bmap"* ]; then
setup_mapfile "$MAPDIR/$layout/$variant.bmap"*
fi
done
}
goodbye() {
apk del --quiet --no-progress .setup-keymap-deps
exit $1
}
while getopts "h" opt; do
case $opt in
h) usage 0;;
'?') usage "1" >&2;;
esac
done
shift $(( $OPTIND - 1 ))
trap 'goodbye 1' INT
apk add --quiet --virtual .setup-keymap-deps kbd-bkeymaps
deflayout="$1"
defvariant="$2"
while true; do
if [ -n "$deflayout" ]; then
if [ "$deflayout" = "none" ]; then
goodbye 0
fi
layout="$deflayout"
unset deflayout
else
select_layout
fi
if [ -n "$defvariant" ]; then
variant="$defvariant"
fi
# if variant is defined, this could match, otherwise we'll have to choose a variant
if [ -f "$MAPDIR/$layout/$variant.bmap"* ]; then
setup_mapfile "$MAPDIR/$layout/$variant.bmap"*
else
# if there is only one variant, just pick it
count=$(ls "$MAPDIR"/"$layout" | wc -l)
if [ $count -eq 1 ]; then
setup_mapfile "$MAPDIR/$layout/"*
continue
fi
select_variant
fi
done
|
