#!/bin/bash
if [ "$*" != "" ]; then
    installed_packages="$*"
else
    installed_packages="$(eix --format '<category>/<name>') | sed -r 's/Found [0-9]+ matches//g"
fi

compil_list=""
for package in $installed_packages; do
    installed_version="$(eix --format '<installedversions>' -e $package | sed -r 's/Found [0-9]+ matches//g')"
    for version in $installed_version; do
        echo "scanning /usr/portage/$package/*-$version'.ebuild"
        [ "$(grep emake /usr/portage/$package/*-$version'.ebuild')" != "" ] && compil_list="$compil_list $package"
    done
done
echo $compil_list