From 8b34bf25c02693899b03768b0eef628eb1d7bb6e Mon Sep 17 00:00:00 2001
From: Jaroslav Kysela <perex@perex.cz>
Date: Wed, 10 Apr 2013 10:23:16 +0200
Subject: [PATCH] alsactl: revert back old systemd static units with the
 /etc/alsa/state-daemon.conf switch

Signed-off-by: Jaroslav Kysela <perex@perex.cz>
---
 .gitignore                       |  2 ++
 alsactl/90-alsa-restore.rules.in | 10 ++++++++--
 alsactl/Makefile.am              | 19 ++++++++++++++++---
 alsactl/alsa-restore.service.in  | 17 +++++++++++++++++
 alsactl/alsa-state.service.in    |  6 ++++++
 alsactl/alsa-store.service.in    | 15 +++++++++++++++
 6 files changed, 64 insertions(+), 5 deletions(-)
 create mode 100644 alsactl/alsa-restore.service.in
 create mode 100644 alsactl/alsa-store.service.in

diff --git a/.gitignore b/.gitignore
index 096b126..fd5a135 100644
--- a/.gitignore
+++ b/.gitignore
@@ -26,6 +26,8 @@ ABOUT-NLS
 alsactl/alsactl
 alsactl/alsactl_init.7
 alsactl/alsa-state.service
+alsactl/alsa-restore.service
+alsactl/alsa-store.service
 alsaconf/alsaconf
 alsamixer/alsamixer
 amidi/amidi
diff --git a/alsactl/90-alsa-restore.rules.in b/alsactl/90-alsa-restore.rules.in
index fe0e1ed..3ce9a65 100644
--- a/alsactl/90-alsa-restore.rules.in
+++ b/alsactl/90-alsa-restore.rules.in
@@ -1,2 +1,8 @@
-ACTION=="add", SUBSYSTEM=="sound", KERNEL=="controlC*", KERNELS=="card*", \
-        RUN+="@sbindir@/alsactl nrestore $attr{number}"
+ACTION=="add", SUBSYSTEM=="sound", KERNEL=="controlC*", KERNELS!="card*", GOTO="alsa_restore_go"
+GOTO="alsa_restore_end"
+
+LABEL="alsa_restore_go"
+TEST!="/etc/alsa/state-daemon.conf", RUN+="@sbindir@/alsactl restore $attr{number}"
+TEST=="/etc/alsa/state-daemon.conf", RUN+="@sbindir@/alsactl nrestore $attr{number}"
+
+LABEL="alsa_restore_end"
diff --git a/alsactl/Makefile.am b/alsactl/Makefile.am
index 0659b28..dbc00f1 100644
--- a/alsactl/Makefile.am
+++ b/alsactl/Makefile.am
@@ -17,15 +17,18 @@ dist_udevrules_DATA = \
 if HAVE_SYSTEMD
 
 systemdsystemunit_DATA = \
-	alsa-state.service
+	alsa-state.service \
+	alsa-restore.service \
+	alsa-store.service
 
 install-data-hook:
 	$(MKDIR_P) -m 0755 \
 		$(DESTDIR)$(systemdsystemunitdir)/basic.target.wants \
 		$(DESTDIR)$(systemdsystemunitdir)/shutdown.target.wants
 	( cd $(DESTDIR)$(systemdsystemunitdir)/basic.target.wants && \
-	        rm -f alsa-restore.service && \
-		$(LN_S) ../alsa-restore.service alsa-restore.service )
+		rm -f alsa-state.service alsa-restore.service && \
+		$(LN_S) ../alsa-state.service alsa-state.service && \
+		$(LN_S) ../alsa-restore.service alsa-restore.service)
 	( cd $(DESTDIR)$(systemdsystemunitdir)/shutdown.target.wants && \
 	        rm -f alsa-store.service && \
 		$(LN_S) ../alsa-store.service alsa-store.service )
@@ -38,15 +41,25 @@ edit = \
 alsa-state.service: alsa-state.service.in
 	$(edit)
 
+alsa-restore.service: alsa-restore.service.in
+	$(edit)
+
+alsa-store.service: alsa-store.service.in
+	$(edit)
+
 90-alsa-restore.rules: 90-alsa-restore.rules.in
 	$(edit)
 
 EXTRA_DIST += \
 	alsa-state.service.in \
+	alsa-restore.service.in \
+	alsa-store.service.in \
 	90-alsa-restore.rules.in
 
 CLEANFILES = \
 	alsa-state.service \
+	alsa-restore.service \
+	alsa-store.service \
 	90-alsa-restore.rules
 
 %.7: %.xml
diff --git a/alsactl/alsa-restore.service.in b/alsactl/alsa-restore.service.in
new file mode 100644
index 0000000..a0d752c
--- /dev/null
+++ b/alsactl/alsa-restore.service.in
@@ -0,0 +1,17 @@
+#
+# Note that two different ALSA card state management schemes exist and they
+# can be switched using a file exist check - /etc/alsa/state-daemon.conf .
+#
+
+[Unit]
+Description=Restore Sound Card State
+ConditionPathExists=!/etc/alsa/state-daemon.conf
+DefaultDependencies=no
+After=alsa-state.service
+Before=shutdown.target
+Conflicts=shutdown.target
+
+[Service]
+Type=oneshop
+ExecStart=-@sbindir@/alsactl restore
+StandardOutput=syslog
diff --git a/alsactl/alsa-state.service.in b/alsactl/alsa-state.service.in
index fc9914b..94d138b 100644
--- a/alsactl/alsa-state.service.in
+++ b/alsactl/alsa-state.service.in
@@ -1,5 +1,11 @@
+#
+# Note that two different ALSA card state management schemes exist and they
+# can be switched using a file exist check - /etc/alsa/state-daemon.conf .
+#
+
 [Unit]
 Description=Manage Sound Card State (restore and store)
+ConditionPathExists=/etc/alsa/state-daemon.conf
 DefaultDependencies=no
 After=sysinit.target
 Before=shutdown.target
diff --git a/alsactl/alsa-store.service.in b/alsactl/alsa-store.service.in
new file mode 100644
index 0000000..b2e0ac9
--- /dev/null
+++ b/alsactl/alsa-store.service.in
@@ -0,0 +1,15 @@
+#
+# Note that two different ALSA card state management schemes exist and they
+# can be switched using a file exist check - /etc/alsa/state-daemon.conf .
+#
+
+[Unit]
+Description=Store Sound Card State
+ConditionPathExists=!/etc/alsa/state-daemon.conf
+DefaultDependencies=no
+Before=shutdown.target
+
+[Service]
+Type=oneshot
+ExecStart=@sbindir@/alsactl store
+StandardOutput=syslog