dotfiles/.scripts/dmenu-with-suggestions

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2021-12-19 14:57:13 +01:00
#!/bin/sh
. "${HOME}/.cache/wal/colors.sh"
cachedir=${XDG_CACHE_HOME:-"$HOME/.cache"}
if [ -d "$cachedir" ]; then
cache=$cachedir/dmenu_run
historyfile=$cachedir/dmenu_history
else # if no xdg dir, fall back to dotfiles in ~
cache=$HOME/.dmenu_cache
historyfile=$HOME/.dmenu_history
fi
IFS=:
if stest -dqr -n "$cache" $PATH; then
stest -flx $PATH | sort -u > "$cache"
fi
unset IFS
awk -v histfile=$historyfile '
BEGIN {
while( (getline < histfile) > 0 ) {
sub("^[0-9]+\t","")
print
x[$0]=1
}
} !x[$0]++ ' "$cache" \
| dmenu -nb "$color0" -nf "$color15" -sb "$color1" -sf "$color15" "$@" \
| awk -v histfile=$historyfile '
BEGIN {
FS=OFS="\t"
while ( (getline < histfile) > 0 ) {
count=$1
sub("^[0-9]+\t","")
fname=$0
history[fname]=count
}
close(histfile)
}
{
history[$0]++
print
}
END {
if(!NR) exit
for (f in history)
print history[f],f | "sort -t '\t' -k1rn >" histfile
}
' \
| while read cmd; do ${SHELL:-"/bin/sh"} -c "$cmd" & done