From b0678c91abfe06f97c789b06f91a25a7bc29dd23 Mon Sep 17 00:00:00 2001
From: Klaus Schmidinger <vdr@tvdr.de>
Date: Fri, 27 Jan 2006 16:03:32 +0100
Subject: Now trying to reestablish the connection to the LIRC daemon in case
 it breaks

---
 CONTRIBUTORS |  2 ++
 HISTORY      |  2 ++
 lirc.c       | 41 +++++++++++++++++++++++++++--------------
 lirc.h       |  5 ++++-
 4 files changed, 35 insertions(+), 15 deletions(-)

diff --git a/CONTRIBUTORS b/CONTRIBUTORS
index 97041b41..eb9b25a0 100644
--- a/CONTRIBUTORS
+++ b/CONTRIBUTORS
@@ -1485,6 +1485,8 @@ Ville Skytt
  for adding a missing #include <linux/unistd.h> to thread.c
  for adding missing i18n entry for the "Timer" button
  for removing the obsolete "ca.conf" section from vdr.1
+ for making the cLircRemote try to reestablish the connection to the LIRC daemon
+ in case it breaks
 
 Steffen Beyer <cpunk@reactor.de>
  for fixing setting the colored button help after deleting a recording in case the next
diff --git a/HISTORY b/HISTORY
index 24aeabcd..2d4e5617 100644
--- a/HISTORY
+++ b/HISTORY
@@ -4243,3 +4243,5 @@ Video Disk Recorder Revision History
   Mair).
 - Now checking whether the channel exists before setting the PMT filter in
   cPatFilter::Process() (thanks to Thomas Bergwinkl).
+- Now trying to reestablish the connection to the LIRC daemon in case it breaks
+  (thanks to Ville Skyttä).
diff --git a/lirc.c b/lirc.c
index ac9de010..9bb83287 100644
--- a/lirc.c
+++ b/lirc.c
@@ -6,35 +6,28 @@
  *
  * LIRC support added by Carsten Koch <Carsten.Koch@icem.de>  2000-06-16.
  *
- * $Id: lirc.c 1.13 2005/09/02 12:51:35 kls Exp $
+ * $Id: lirc.c 1.14 2006/01/27 15:59:47 kls Exp $
  */
 
 #include "lirc.h"
 #include <netinet/in.h>
 #include <sys/socket.h>
-#include <sys/un.h>
 
 #define REPEATLIMIT  20 // ms
 #define REPEATDELAY 350 // ms
 #define KEYPRESSDELAY 150 // ms
+#define RECONNECTDELAY 3000 // ms
 
 cLircRemote::cLircRemote(const char *DeviceName)
 :cRemote("LIRC")
 ,cThread("LIRC remote control")
 {
-  struct sockaddr_un addr;
   addr.sun_family = AF_UNIX;
   strcpy(addr.sun_path, DeviceName);
-  if ((f = socket(AF_UNIX, SOCK_STREAM, 0)) >= 0) {
-     if (connect(f, (struct sockaddr *)&addr, sizeof(addr)) >= 0) {
-        Start();
-        return;
-        }
-     LOG_ERROR_STR(DeviceName);
-     close(f);
+  if (Connect()) {
+     Start();
+     return;
      }
-  else
-     LOG_ERROR_STR(DeviceName);
   f = -1;
 }
 
@@ -47,6 +40,20 @@ cLircRemote::~cLircRemote()
      close(fh);
 }
 
+bool cLircRemote::Connect(void)
+{
+  if ((f = socket(AF_UNIX, SOCK_STREAM, 0)) >= 0) {
+     if (connect(f, (struct sockaddr *)&addr, sizeof(addr)) >= 0)
+        return true;
+     LOG_ERROR_STR(addr.sun_path);
+     close(f);
+     f = -1;
+     }
+  else
+     LOG_ERROR_STR(addr.sun_path);
+  return false;
+}
+
 bool cLircRemote::Ready(void)
 {
   return f >= 0;
@@ -67,10 +74,16 @@ void cLircRemote::Action(void)
         int ret = ready ? safe_read(f, buf, sizeof(buf)) : -1;
 
         if (ready && ret <= 0 ) {
-           esyslog("ERROR: lircd connection lost");
+           esyslog("ERROR: lircd connection broken, trying to reconnect every %.1f seconds", float(RECONNECTDELAY) / 1000);
            close(f);
            f = -1;
-           break;
+           while (Running() && f < 0) {
+                 cCondWait::SleepMs(RECONNECTDELAY);
+                 if (Connect()) {
+                    isyslog("reconnected to lircd");
+                    break;
+                    }
+                 }
            }
 
         if (ready && ret > 21) {
diff --git a/lirc.h b/lirc.h
index 25b743fe..3c4735a8 100644
--- a/lirc.h
+++ b/lirc.h
@@ -4,12 +4,13 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: lirc.h 1.3 2005/07/31 10:18:15 kls Exp $
+ * $Id: lirc.h 1.4 2006/01/27 16:00:19 kls Exp $
  */
 
 #ifndef __LIRC_H
 #define __LIRC_H
 
+#include <sys/un.h>
 #include "remote.h"
 #include "thread.h"
 
@@ -17,7 +18,9 @@ class cLircRemote : public cRemote, private cThread {
 private:
   enum { LIRC_KEY_BUF = 30, LIRC_BUFFER_SIZE = 128 };
   int f;
+  struct sockaddr_un addr;
   virtual void Action(void);
+  bool Connect(void);
 public:
   cLircRemote(const char *DeviceName);
   virtual ~cLircRemote();
-- 
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