media-sound/lame: add frontend useflag to allow lib only build.

Package-Manager: portage-2.2.27
Signed-off-by: Alexis Ballier <[email protected]>

media-sound/lame/lame-3.99.5-r1.ebuild

@@ -14,13 +14,15 @@ SRC_URI="mirror://sourceforge/${PN}/${P}.tar.gz
 LICENSE="LGPL-2.1"
 SLOT="0"
 KEYWORDS="alpha amd64 arm hppa ia64 ~mips ppc ppc64 ~sh sparc x86 ~amd64-fbsd ~x86-fbsd ~x86-interix ~amd64-linux ~arm-linux ~x86-linux ~ppc-macos ~x64-macos ~x86-macos ~sparc-solaris ~x64-solaris ~x86-solaris"
-IUSE="debug cpu_flags_x86_mmx mp3rtp sndfile static-libs"
+IUSE="debug cpu_flags_x86_mmx +frontend mp3rtp sndfile static-libs"
 
 # These deps are without MULTILIB_USEDEP and are correct since we only build
 # libmp3lame for multilib and these deps apply to the lame frontend executable.
 RDEPEND="
-	>=sys-libs/ncurses-5.7-r7:0=
-	sndfile? ( >=media-libs/libsndfile-1.0.2 )
+	frontend? (
+		>=sys-libs/ncurses-5.7-r7:0=
+		sndfile? ( >=media-libs/libsndfile-1.0.2 )
+	)
 	abi_x86_32? ( !app-emulation/emul-linux-x86-medialibs[-abi_x86_32(-)] )"
 DEPEND="${RDEPEND}
 	virtual/pkgconfig
@@ -49,7 +51,7 @@ multilib_src_configure() {
 
 	# Only build the frontend for the default ABI.
 	if [ "${ABI}" = "${DEFAULT_ABI}" ] ; then
-		myconf+=" $(use_enable mp3rtp)"
+		myconf+=" $(use_enable mp3rtp) $(use_enable frontend)"
 		use sndfile && myconf+=" --with-fileio=sndfile"
 	else
 		myconf+=" --disable-frontend --disable-mp3rtp"

media-sound/lame/metadata.xml

@@ -6,6 +6,7 @@
     <name>Gentoo Sound project</name>
   </maintainer>
   <use>
+    <flag name="frontend">Build and install the 'lame' executable frontend to lame libraries.</flag>
     <flag name="mp3rtp">Build the mp3-to-RTP streaming utility. **UNSUPPORTED**</flag>
   </use>
   <upstream>