#!/bin/sh

which emacs >/dev/null || exit

cd "$HOME/.emacs.d"

if [ -f bytecompiled-against ]; then
    last=$(cat bytecompiled-against)
fi
now=$(emacs --version)
echo "$now" >bytecompiled-against

# Ensure that everything gets recompiled if version of Emacs has
# changed, as definitions of macros may have changed.  If
# ~/.emacs.d/*.el start using macros from third party packages, should
# extend this logic to recompile when installations of those change,
# as Debian's emacsen-common infrastructure does
if [ "$last" = "$now" ]; then
    make
else
    make -B
fi