From 8679fdf406cc172edc77c5d18cbdf93348818175 Mon Sep 17 00:00:00 2001
From: Thomas Perl <thp@thpinfo.com>
Date: Sat, 21 Nov 2009 17:37:44 +0100
Subject: [PATCH] Add support for pausing MPlayer

---
 debian/changelog                   |    6 ++++++
 debian/headphoned.zheadphoned.init |   12 ++++++++++++
 debian/postrm                      |   16 ++++++++++++++++
 debian/rules                       |    2 +-
 makefile                           |    3 +++
 src/headphoned.c                   |   11 +++++++++++
 6 files changed, 49 insertions(+), 1 deletion(-)
 create mode 100644 debian/postrm

diff --git a/debian/changelog b/debian/changelog
index fd68590..a26fb30 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+headphoned (1.4) diablo; urgency=low
+
+  * Add support for pausing MPlayer
+
+ -- Thomas Perl <thp@thpinfo.com>  Sat, 21 Nov 2009 17:37:08 +0100
+
 headphoned (1.3) diablo; urgency=low
 
   * Add support for pausing Panucci
diff --git a/debian/headphoned.zheadphoned.init b/debian/headphoned.zheadphoned.init
index 846ce61..08ff60b 100644
--- a/debian/headphoned.zheadphoned.init
+++ b/debian/headphoned.zheadphoned.init
@@ -20,6 +20,18 @@ DESC="Headphone daemon"
 export DBUS_SESSION_BUS_ADDRESS='unix:path=/tmp/session_bus_socket'
 # XXX end
 
+# Add the headphoned FIFO to MPlayer's global configuration
+CONFIG_LINE="input:file=/etc/headphoned/mplayer-input"
+MPLAYER_CONF="/etc/mplayer/mplayer.conf"
+if [ -f "$MPLAYER_CONF" ]; then
+	if ! grep "$CONFIG_LINE" "$MPLAYER_CONF" >/dev/null; then
+		echo -n "Updating $MPLAYER_CONF... "
+		echo $CONFIG_LINE >>$MPLAYER_CONF
+		echo "done."
+	fi
+fi
+# End Add the headphoned FIFO to MPlayer's global configuration
+
 test -x $DAEMON || exit 0
 
 set -e
diff --git a/debian/postrm b/debian/postrm
new file mode 100644
index 0000000..1b92f0f
--- /dev/null
+++ b/debian/postrm
@@ -0,0 +1,16 @@
+#!/bin/sh
+
+#DEBHELPER#
+
+CONFIG_LINE="input:file=\/etc\/headphoned\/mplayer-input"
+MPLAYER_CONF="/etc/mplayer/mplayer.conf"
+
+# Remove the headphoned "input" config option for MPlayer (if it exists)
+if [ -f "$MPLAYER_CONF" ]; then
+	if grep "$CONFIG_LINE" "$MPLAYER_CONF" >/dev/null; then
+		echo -n "Updating $MPLAYER_CONF... "
+		sed -i -e "/$CONFIG_LINE/d" "$MPLAYER_CONF"
+		echo "done."
+	fi
+fi
+
diff --git a/debian/rules b/debian/rules
index 0aa4a44..b495e60 100755
--- a/debian/rules
+++ b/debian/rules
@@ -63,7 +63,7 @@ binary-arch: build install
 	dh_link
 	dh_strip
 	dh_compress
-	dh_fixperms
+	dh_fixperms --exclude=/etc/headphoned/mplayer-input
 	dh_installdeb
 	dh_shlibdeps
 	dh_gencontrol
diff --git a/makefile b/makefile
index 2905814..46e3f6b 100644
--- a/makefile
+++ b/makefile
@@ -12,6 +12,9 @@ $(PROG): $(OBJS)
 
 install: $(PROG)
 	install $(PROG) $(DESTDIR)$(PREFIX)/sbin/$(PROG)
+	mkdir -p $(DESTDIR)/etc/$(PROG)
+	mkfifo $(DESTDIR)/etc/$(PROG)/mplayer-input
+	chown user:users $(DESTDIR)/etc/$(PROG)/mplayer-input
 
 clean:
 	rm -f $(PROG) $(OBJS)
diff --git a/src/headphoned.c b/src/headphoned.c
index 2daaf69..adfdf55 100644
--- a/src/headphoned.c
+++ b/src/headphoned.c
@@ -18,6 +18,7 @@
 #include <gconf/gconf-client.h>
 #include <libosso.h>
 #include <dbus/dbus.h>
+#include <fcntl.h>
 
 #define STATE_FILE "/sys/devices/platform/gpio-switch/headphone/state"
 #define STATE_CONNECTED_STR "connected"
@@ -33,6 +34,8 @@
 #define PANUCCI_PATH "/panucciInterface"
 #define PANUCCI_INTF "org.panucci.panucciInterface"
 
+#define MPLAYER_FIFO "/etc/headphoned/mplayer-input"
+
 // Volume control is currently broken, as something is messing
 // with the controls from outside this process in GConf..
 //#define ENABLE_VOLUME_CONTROL
@@ -90,6 +93,7 @@ on_file_changed(GIOChannel* source, GIOCondition condition, gpointer data)
 	gint volume = headphoned->volume[headphoned->state];
 #endif
 	gchar* result;
+	int mplayer_fifo;
 
 	g_io_channel_seek_position(source, 0, G_SEEK_SET, NULL);
 	g_io_channel_read_line(source, &result, NULL, NULL, NULL);
@@ -122,6 +126,13 @@ on_file_changed(GIOChannel* source, GIOCondition condition, gpointer data)
 						NULL,
 						DBUS_TYPE_INVALID);
 			}
+
+			/* MPlayer */
+			if ((mplayer_fifo = open(MPLAYER_FIFO,
+						O_WRONLY | O_NONBLOCK)) != -1) {
+				write(mplayer_fifo, "pause\n", 6);
+				close(mplayer_fifo);
+			}
 		}
 #endif
 	}
-- 
1.7.9.5