alsa-utils: added an openrc service to save/restore mixer settings.

srcpkgs/alsa-utils/files/alsamixer.rc

@@ -0,0 +1,33 @@
+#!/sbin/runscript
+
+alsa_statedir=/var/lib/alsa
+
+depend()
+{
+	need localmount
+	after bootmisc modules coldplug hotplug
+}
+
+start()
+{
+	ebegin "Restoring ALSA mixer settings"
+
+	[ ! -r ${alsa_statedir}/asound.state ] && eend 0
+
+	cards="$(sed -n -e 's/ *\([[:digit:]]*\) .*/\1/p' /proc/asound/cards)"
+	for cardnum in ${cards}; do
+		alsactl -f ${alsa_statedir}/asound.state restore ${cardnum} \
+		    || ewarn "Errors while restoring defaults, ignoring"
+	done
+	eend 0
+}
+
+stop()
+{
+	ebegin "Storing ALSA mixer settings"
+
+	[ ! -d ${alsa_statedir} ] && mkdir -p ${alsa_statedir}
+
+	alsactl -f ${alsa_statedir}/asound.state store
+	eend $?
+}

srcpkgs/alsa-utils/template

@@ -1,7 +1,7 @@
 # Template build file for 'alsa-utils'.
 pkgname=alsa-utils
 version=1.0.24.2
-revision=1
+revision=2
 distfiles="ftp://ftp.alsa-project.org/pub/utils/$pkgname-$version.tar.bz2"
 build_style=gnu_configure
 configure_args="--with-systemdsystemunitdir=/lib/systemd/system"
@@ -17,6 +17,8 @@ long_desc="
  This package includes the ALSA runtime utilities
 "
 
+openrc_services="alsamixer default true"
+
 Add_dependency run alsa-lib
 Add_dependency run glibc
 Add_dependency run ncurses-libs
@@ -25,3 +27,9 @@ Add_dependency build pkg-config
 Add_dependency build alsa-lib-devel
 Add_dependency build gettext
 Add_dependency build xmlto
+
+post_install()
+{
+	# OpenRC service to save/restore mixer settings.
+	vinstall ${FILESDIR}/alsamixer.rc 755 etc/init.d alsamixer
+}