Enhanced `dmenu_run`.

dmenu_run

#!/bin/sh

set -o errexit

is_graphical() {
    desktop=/usr/share/applications/"$1".desktop
    [ -f "$desktop" ] && ! grep -Fq Terminal=true "$desktop" \
        || ldd "$(which "$1")" | grep -Fq libX11
}

run() {
    echo "$@"
    if is_graphical "$1"; then
        exec "$@"
    else
        exec "${TERMINAL:-urxvtc}" -e "$@"
    fi
}

run $(dmenu_path | dmenu "$@")