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#!/bin/sh
set -e
[ -n "$DEBUG" ] && set -x
by_pid=
by_name=
fuzzy=
desktop_files=
scalable=
while getopts n:p:dfsh opt; do
case "$opt" in
n) by_name="${OPTARG}" ;;
p) by_pid="${OPTARG}" ;;
f) fuzzy=1 ;;
d) desktop_files=1 ;;
s) scalable=1 ;;
h | ?)
printf "usage: %s [-h]\n" "$(basename "$0")"
printf "\n"
printf " -p \t PID\n"
printf " -n \t NAME\n"
printf " -f \t enable fuzzy matching (NAME only)\n"
printf " -d \t try to match NAME desktop file\n"
printf " -s \t only match scalable icons\n"
printf "\n"
exit 2
;;
esac
done
shift $((OPTIND - 1))
desktop_dirs="/usr/share/applications/ /usr/local/share/applications/"
icon_dirs="/usr/share/icons/ /usr/local/share/icons/"
by_name() {
name=$1
if [ -n "${desktop_files}" ]; then
[ -z "${fuzzy}" ] && name="^${name}$"
# try getting .desktop entry for name
# shellcheck disable=2086
ident=$(fd -e desktop "${name}" ${desktop_dirs} -x grep Icon= | cut -d= -f2 | uniq)
fi
if [ -z "${fuzzy}" ]; then
ident="^${ident:-$name}\."
else
ident="${ident:-$name}"
fi
filetypes="-e svg"
if [ -z "${scalable}" ]; then
filetypes="${filetypes} -e png"
fi
# shellcheck disable=2086
fd -t f ${filetypes} "${ident}" ${icon_dirs}
# avoid selecting svg, can be made to prefer svg if `-v` is removed
# svg=$(printf "%s" "${icons}" | grep -v svg)
# [ -n "${svg}" ] && icons=${svg}
# printf "%s\n" "${icons}"
}
by_pid() {
pid=$1
arg0=
while true; do
arg0=$(awk '{print $1}' /proc/"${pid}"/comm)
case ${arg0} in
*sh)
pid=$(ps -p "${pid}" -o ppid= | xargs)
[ "$pid" = 1 ] && exit 1
;;
*) break ;;
esac
done
by_name "${arg0}"
}
# main
if [ -n "${by_name}" ]; then
by_name "${by_name}"
elif [ -n "${by_pid}" ]; then
by_pid "${by_pid}"
fi
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