From 7fa8100ee556f0c94adfb91a240001ce86104c48 Mon Sep 17 00:00:00 2001
From: Luke Shumaker <lukeshu@sbcglobal.net>
Date: Wed, 4 Feb 2015 15:13:00 -0500
Subject: systemd: Add and use wm@$DISPLAY.target

wm@.target to change the default window manager. Create wm@$DISPLAY to
override for a particular display
---
 .config/X11/clientrc                      | 10 +++++-----
 .config/systemd/user/lxpanel@.service     |  1 +
 .config/systemd/user/wm@.target           |  3 +++
 .config/systemd/user/wmii@.service        |  7 +++++--
 .config/systemd/user/x0vncserver@.service |  1 +
 .config/wmii-hg/config.sh                 |  8 +++++---
 .config/wmii-hg/quit                      |  8 ++++++--
 .config/wmii-hg/wmiirc                    |  4 ++++
 8 files changed, 30 insertions(+), 12 deletions(-)
 create mode 100644 .config/systemd/user/wm@.target

diff --git a/.config/X11/clientrc b/.config/X11/clientrc
index 9488ec8..4773ea4 100755
--- a/.config/X11/clientrc
+++ b/.config/X11/clientrc
@@ -17,9 +17,9 @@ if [ -f "$usermodmap" ]; then
 	xmodmap "$usermodmap"
 fi
 
-#exec wmii
-wm=wmii
+trap "rm -f $(printf '%q' "${XDG_RUNTIME_DIR}/x11-wm@${DISPLAY}")" EXIT
 mkfifo "${XDG_RUNTIME_DIR}/x11-wm@${DISPLAY}"
-trap "rm $(printf %q "${XDG_RUNTIME_DIR}/x11-wm@${DISPLAY}")" EXIT
-systemctl --user start "${wm}@${DISPLAY}.service"
-cat "${XDG_RUNTIME_DIR}/x11-wm@${DISPLAY}" >/dev/null
+
+cat "${XDG_RUNTIME_DIR}/x11-wm@${DISPLAY}" &
+systemctl --user start "wm@${DISPLAY}.target" &
+wait
diff --git a/.config/systemd/user/lxpanel@.service b/.config/systemd/user/lxpanel@.service
index 3327ab4..fa4dcb4 100644
--- a/.config/systemd/user/lxpanel@.service
+++ b/.config/systemd/user/lxpanel@.service
@@ -2,6 +2,7 @@
 Description=LXDE Desktop Panel
 Documentation=man:lxpanel(1)
 StopWhenUnneeded=true
+After=wm@%i.target
 
 [Service]
 Type=simple
diff --git a/.config/systemd/user/wm@.target b/.config/systemd/user/wm@.target
new file mode 100644
index 0000000..ac91fa1
--- /dev/null
+++ b/.config/systemd/user/wm@.target
@@ -0,0 +1,3 @@
+[Unit]
+Description=Window Manager on display %I
+Requires=wmii@%i.service
diff --git a/.config/systemd/user/wmii@.service b/.config/systemd/user/wmii@.service
index 3902627..602bdb8 100644
--- a/.config/systemd/user/wmii@.service
+++ b/.config/systemd/user/wmii@.service
@@ -1,10 +1,13 @@
 [Unit]
 Description=Window Manager Improved Improved
 Documentation=file:/usr/share/doc/wmii/wmii.pdf
+Before=wm@%i.target
+StopWhenUnneeded=true
 
 [Service]
-Type=simple
-Restart=no
+# This assumes that you write READY=1 to $NOTIFY_SOCKET in wmiirc
+Type=notify
+NotifyAccess=all
 
 Environment=DISPLAY=%I
 ExecStart=/usr/bin/bash -l -c 'exec 8>${XDG_RUNTIME_DIR}/x11-wm@%I; exec /usr/bin/wmii'
diff --git a/.config/systemd/user/x0vncserver@.service b/.config/systemd/user/x0vncserver@.service
index 02165a7..21a3b7b 100644
--- a/.config/systemd/user/x0vncserver@.service
+++ b/.config/systemd/user/x0vncserver@.service
@@ -1,6 +1,7 @@
 [Unit]
 Description=VNC server for X displays
 Conflicts=vncserver@%i.service
+StopWhenUnneeded=true
 
 [Service]
 Type=simple
diff --git a/.config/wmii-hg/config.sh b/.config/wmii-hg/config.sh
index ad4d2fe..64596a8 100644
--- a/.config/wmii-hg/config.sh
+++ b/.config/wmii-hg/config.sh
@@ -66,8 +66,10 @@ Event() {
 			rmdir -p "$WMII_DIR" 2>/dev/null;;
 		## WMII-meta events
 		Quit) ## No args
-			echo ' ==> wmii quit: unmounting'
 			trap - EXIT
+			if [ -S "$NOTIFY_SOCKET" ]; then
+				echo STOPPING=1 | socat STDIO UNIX-SENDTO:"$NOTIFY_SOCKET"
+			fi
 			Event WmiircUnmount
 			Event WmiircQuit;;
 		Warning) ## $@=string
@@ -228,9 +230,9 @@ Key() {
 		$MODKEY-x) ## Open program menu
 			local command
 			command="$(path_ls "$_PATH" | wimenu -h "${HIST}.progs" -n 5000)" || return
-			( PATH=$_PATH; unset _PATH; exec $command ) & ;;
+			( PATH=$_PATH; unset _PATH NOTIFY_SOCKET; exec $command ) & ;;
 		$MODKEY-Return) ## Launch a terminal
-			( PATH=$_PATH; unset _PATH; exec x-terminal-emulator ) & ;;
+			( PATH=$_PATH; unset _PATH NOTIFY_SOCKET; exec x-terminal-emulator ) & ;;
 
 		## Tag actions
 		$MODKEY-t) ## Change to another tag
diff --git a/.config/wmii-hg/quit b/.config/wmii-hg/quit
index 27d9052..341468e 100755
--- a/.config/wmii-hg/quit
+++ b/.config/wmii-hg/quit
@@ -1,3 +1,7 @@
 #!/bin/bash
-. include.sh
-echo quit >> $WMII_DIR/ctl
+if type systemctl &>/dev/null; then
+	systemctl --user stop "wmii@$DISPLAY.service"
+else
+	. include.sh
+	echo quit >> $WMII_DIR/ctl
+fi
diff --git a/.config/wmii-hg/wmiirc b/.config/wmii-hg/wmiirc
index 396bed2..6fd348f 100755
--- a/.config/wmii-hg/wmiirc
+++ b/.config/wmii-hg/wmiirc
@@ -12,6 +12,10 @@ fi
 wmiir xwrite /event WmiircQuit # close any existing wmiirc's
 
 Event WmiircStart
+# Notify systemd that we're ready
+if [ -S "$NOTIFY_SOCKET" ]; then
+	echo READY=1 | socat STDIO UNIX-SENDTO:"$NOTIFY_SOCKET"
+fi
 
 trap "Event Quit" EXIT
 
-- 
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