shell-config/scripts/emacs-eval

#!/bin/sh

#### HELP MESSAGE ##############################################
hlp='Usage: emacs-eval arg
Evaluate ARG as an Emacs Lisp expression (using "emacsclient --eval").
Activate Emacs if it is not activated.'

if [ "$1" = "-h" ] || [ "$1" = "--help" ]; then
    echo "$hlp"
    exit 0
fi
################################################################

emacsclient --eval "$1" &
wmctrl -ia $(emacsclient --eval "(string-to-number (frame-parameter nil 'outer-window-id))")

# # this variant shows the first emacs frame and it is very slow process -
# # it would be better to define the active window by a C prog (using Xlib)
# #if [ -z "$(xprop -id $(xprop -root | awk '/^_NET_ACTIVE_WINDOW/ { print $5; exit }') | grep 'WM_CLASS' | grep --only-matching 'emacs')" ]; then
# if [ -z $(xprop -id $(xdotool getactivewindow) | grep 'WM_CLASS' | grep --only-matching 'emacs') ]; then
#     wmctrl -xa emacs
# fi