--- /dev/null
+--- snd-16.3/configure.ac
++++ snd-16.3/configure.ac
+@@ -527,8 +527,9 @@
+
+ if test "$with_portaudio" = yes ; then
+ AC_DEFINE(MUS_PORTAUDIO)
++ PKG_CHECK_MODULES([PORTAUDIO], [portaudio-2.0])
+ AUDIO_SYSTEM=portaudio
+- AUDIO_LIB="-lportaudio"
++ AUDIO_LIB="${PORTAUDIO_LIBS}"
+ fi
+
+ if test "$with_jack" = yes ; then
+--- snd-16.3/makefile.in
++++ snd-16.3/makefile.in
+@@ -11,6 +11,7 @@
+ GL_FLAGS = @GL_FLAGS@
+ GSL_FLAGS = @GSL_CFLAGS@
+ JACK_FLAGS = @JACK_FLAGS@
++PORTAUDIO_CFLAGS = @PORTAUDIO_CFLAGS@
+
+ ORIGINAL_LDFLAGS = @ORIGINAL_LDFLAGS@
+ LDFLAGS = @LDFLAGS@
+@@ -26,6 +27,7 @@
+ FFTW_LIBS = @FFTW_LIBS@
+ JACK_LIBS = @JACK_LIBS@
+ GMP_LIBS = @GMP_LIBS@
++PORTAUDIO_LIBS = @PORTAUDIO_LIBS@
+
+ LDSO_FLAGS = @LDSO_FLAGS@
+ SO_FLAGS = @SO_FLAGS@
+@@ -51,7 +53,7 @@
+ .SUFFIXES: .c .o
+
+ .c.o:
+- $(CC) -c $(DEFS) $(GTK_CFLAGS) $(CAIRO_CFLAGS) $(CFLAGS) $(XEN_CFLAGS) $(GSL_FLAGS) $(GL_FLAGS) $(JACK_FLAGS) $(FFTW_CFLAGS) $<
++ $(CC) -c $(DEFS) $(GTK_CFLAGS) $(CAIRO_CFLAGS) $(CFLAGS) $(XEN_CFLAGS) $(GSL_FLAGS) $(GL_FLAGS) $(JACK_FLAGS) $(FFTW_CFLAGS) $(PORTAUDIO_CFLAGS) $<
+
+ SND_SCRIPTS = *.scm *.fs *.rb *.fsm
+ SNDLIB_HEADERS = mus-config.h sndlib.h _sndlib.h sndlib-strings.h clm.h vct.h sndlib2xen.h clm2xen.h xen.h clm-strings.h
+@@ -82,7 +84,7 @@
+ main_target: @MAKE_TARGET@
+
+ snd: $(SNDLIB_HEADERS) $(SND_HEADERS) $(GX_HEADERS) $(S7_HEADERS) $(S7_O_FILES) $(SNDLIB_O_FILES) $(O_FILES) $(GX_FILES) $(GL_FILES)
+- $(CC) $(LDFLAGS) $(CFLAGS) $(S7_O_FILES) $(SNDLIB_O_FILES) $(O_FILES) $(GX_FILES) $(GL_FILES) -o snd $(SNDLIB_LIB) $(XEN_LIBS) $(GTK_LIBS) $(GL_LIBS) $(JACK_LIBS) $(AUDIO_LIB) $(FFTW_LIBS) $(GSL_LIBS) $(GMP_LIBS) $(LIBS)
++ $(CC) $(LDFLAGS) $(CFLAGS) $(S7_O_FILES) $(SNDLIB_O_FILES) $(O_FILES) $(GX_FILES) $(GL_FILES) -o snd $(SNDLIB_LIB) $(XEN_LIBS) $(GTK_LIBS) $(GL_LIBS) $(JACK_LIBS) $(AUDIO_LIB) $(FFTW_LIBS) $(GSL_LIBS) $(GMP_LIBS) $(PORTAUDIO_LIBS) $(LIBS)
+
+ xm: xen.h mus-config.h $(S7_HEADERS)
+ $(CC) -c xm.c -DUSE_SND=0 $(DEFS) $(SO_FLAGS) $(GTK_CFLAGS) $(CAIRO_CFLAGS) $(CFLAGS) $(XEN_CFLAGS) $(GSL_FLAGS) $(JACK_FLAGS) $(GL_FLAGS)
--- /dev/null
+# Copyright 1999-2016 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Id$
+
+EAPI=6
+
+inherit autotools flag-o-matic
+
+DESCRIPTION="Snd is a sound editor"
+HOMEPAGE="http://ccrma.stanford.edu/software/snd/"
+SRC_URI="ftp://ccrma-ftp.stanford.edu/pub/Lisp/${P}.tar.gz"
+
+LICENSE="Snd BSD-2 HPND GPL-2+ LGPL-2.1+ LGPL-3+ ruby? ( free-noncomm ) s7? ( free-noncomm )"
+SLOT="0"
+KEYWORDS="~amd64 ~ppc ~x86 ~x86-interix ~amd64-linux ~x86-linux"
+IUSE="alsa doc fftw gmp gsl gtk jack ladspa motif opengl oss portaudio pulseaudio readline ruby +s7"
+
+RDEPEND="media-libs/audiofile
+ alsa? ( media-libs/alsa-lib )
+ fftw? ( sci-libs/fftw )
+ gmp? ( dev-libs/gmp
+ dev-libs/mpc
+ dev-libs/mpfr )
+ gsl? ( sci-libs/gsl )
+ gtk? ( x11-libs/gtk+:3
+ x11-libs/pango
+ x11-libs/cairo
+ opengl? ( x11-libs/gtkglext ) )
+ jack? ( media-sound/jack-audio-connection-kit )
+ ladspa? ( media-libs/ladspa-sdk )
+ motif? ( >=x11-libs/motif-2.3:0 )
+ opengl? ( virtual/opengl )
+ portaudio? ( media-libs/portaudio )
+ pulseaudio? ( media-sound/pulseaudio )
+ readline? ( sys-libs/readline )
+ ruby? ( dev-lang/ruby )"
+
+REQUIRED_USE="
+ portaudio? ( !pulseaudio )
+ pulseaudio? ( !portaudio )
+ ^^ (
+ ( !ruby !s7 )
+ ( ruby !s7 )
+ ( !ruby s7 )
+ )"
+PATCHES=(
+ "${FILESDIR}/${P}-portaudio.patch"
+)
+
+pkg_setup() {
+ if ! use gtk && ! use motif ; then
+ ewarn "Warning: no graphic toolkit selected (gtk or motif)."
+ ewarn "Upstream suggests to enable one of the toolkits (or both)"
+ ewarn "or only the command line utilities will be helpful."
+ fi
+}
+
+src_prepare() {
+ default
+ sed -i -e "s:-O2 ::" configure.ac || die
+ eautoreconf
+}
+
+src_configure() {
+ # Workaround executable sections QA warning (bug #348754)
+ append-ldflags -Wl,-z,noexecstack
+
+ local myconf
+ if ! use ruby && ! use s7 ; then
+ myconf+=" --without-extension-language"
+ fi
+
+ econf \
+ $(use_with alsa) \
+ $(use_with fftw) \
+ $(use_with gmp) \
+ $(use_with gsl) \
+ $(use_with gtk) \
+ $(use_with jack) \
+ $(use_with ladspa) \
+ $(use_with motif) \
+ $(use_with oss) \
+ $(use_with portaudio) \
+ $(use_with pulseaudio) \
+ $(use_with ruby) \
+ $(use_with s7) \
+ ${myconf}
+}
+
+src_compile() {
+ emake snd
+
+ # Do not compile ruby extensions for command line programs since they fail
+ sed -i -e "s:HAVE_RUBY 1:HAVE_RUBY 0:" mus-config.h || die
+
+ local i
+ for i in sndplay sndinfo; do
+ emake ${i}
+ done
+}
+
+src_install () {
+ dobin snd sndplay sndinfo
+
+ if use ruby ; then
+ insinto /usr/share/snd
+ doins *.rb
+ fi
+
+ if use s7 ; then
+ insinto /usr/share/snd
+ doins *.scm
+ fi
+
+ dodoc README.Snd HISTORY.Snd NEWS
+
+ if use doc ; then
+ docinto html/
+ dodoc -r *.html pix/*.png tutorial
+ fi
+}