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# Copyright 1999-2020 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=7
inherit flag-o-matic toolchain-funcs
DESCRIPTION="Strongly-timed, concurrent, and on-the-fly audio programming language"
HOMEPAGE="http://chuck.cs.princeton.edu/"
SRC_URI="http://chuck.cs.princeton.edu/release/files/${P}.tgz"
LICENSE="GPL-2"
SLOT="0"
KEYWORDS="amd64 x86"
IUSE="+alsa jack examples"
REQUIRED_USE="|| ( alsa jack )"
RDEPEND="app-eselect/eselect-chuck
media-libs/libsndfile
alsa? ( media-libs/alsa-lib )
jack? ( virtual/jack )"
DEPEND="${RDEPEND}
sys-devel/bison
sys-devel/flex"
PATCHES=(
"${FILESDIR}"/${PN}-1.4.0.0-hid-smc.patch
"${FILESDIR}"/${PN}-1.4.0.0-makefile.patch
)
compile_backend() {
backend=$1
pushd "${S}/src" &>/dev/null || die
einfo "Compiling against ${backend}"
emake CC=$(tc-getCC) CXX=$(tc-getCXX) linux-${backend}
mv chuck{,-${backend}} || die
emake clean
popd &>/dev/null || die
}
src_compile() {
# when compile with athlon or athlon-xp flags
# chuck crashes on removing a shred with a double free or corruption
# it happens in Chuck_VM_Stack::shutdown() on the line
# SAFE_DELETE_ARRAY( stack );
replace-cpu-flags athlon athlon-xp i686
use jack && compile_backend jack
use alsa && compile_backend alsa
}
src_install() {
use jack && dobin src/chuck-jack
use alsa && dobin src/chuck-alsa
dodoc AUTHORS DEVELOPER PROGRAMMER QUICKSTART README THANKS TODO VERSIONS
if use examples; then
docinto /usr/share/doc/${PF}/
dodoc -r examples
docompress -x /usr/share/doc/${PF}/examples
fi
}
pkg_postinst() {
if [[ -z ${REPLACING_VERSIONS} ]]; then
elog "Chuck now can use multiple audio engines, so you can specify"
elog "the preferred audio engine with chuck-{jack,alsa}"
elog "Or you can use 'eselect chuck' to set the audio engine"
fi
eselect chuck update --if-unset
}
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