[proaudio] new ebuild: carla plugin host (reloaded)

[Zlobin Nikita]

Removed useless stuff from 
previous posted. Use flags and 
their dependencies for bridges 
and extra plugins are used only 
if plugin flag enabled.

# Copyright 1999-2013 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: $

EAPI=5

PYTHON_COMPAT=( python{3_2,3_3} )

inherit git-2 python-r1

DESCRIPTION="Audio plugin host and sampler"
HOMEPAGE="https://github.com/falkTX/Carla";
EGIT_REPO_URI="git://github.com/falkTX/Carla.git"
EGIT_BRANCH="stable"

LICENSE="GPL-2 LGPL-2"
SLOT="0"
KEYWORDS=""
IUSE="+plugin samplers rtaudio vestige +rdflib control lv2_gtk2 lv2_gtk3 
lv2_qt5 extra_plugins"

DEPEND="
        dev-python/PyQt4[${PYTHON_USEDEP}]
        media-libs/liblo
        samplers? (
                media-sound/linuxsampler
                media-sound/fluidsynth )
        rdflib? ( dev-python/rdflib[${PYTHON_USEDEP}] )
        control? ( media-libs/pyliblo[${PYTHON_USEDEP}] )
        plugin? (
                lv2_gtk2? ( x11-libs/gtk+:2 )
                lv2_gtk3? ( x11-libs/gtk+:3 )
                lv2_qt5? ( dev-qt/qtgui:5 )
                extra_plugins? (
                        virtual/opengl
                        x11-libs/ntk
                        media-libs/libsmf
                        media-libs/libsndfile
                        || (
                                media-video/ffmpeg
                                media-video/libav )
                        >=sci-libs/fftw-3
                        dev-libs/mini-xml
                        sys-libs/zlib
                )
        )"
RDEPEND="${DEPEND}"

REQUIRED_USE="${PYTHON_REQUIRED_USE}"

src_compile () {
        make || die
}

src_install () {
        make install \
        PREFIX="/usr" DESTDIR="$D" || die
}