From 2a7dd5e67d621a2079b6bbbe47b3a4b6bba8a42b Mon Sep 17 00:00:00 2001
From: Klaus Schmidinger <vdr@tvdr.de>
Date: Sun, 6 Apr 2003 15:43:41 +0200
Subject: Avoiding high CPU load in case the connection to LIRC gets lost

---
 tools.c | 14 ++++++++------
 1 file changed, 8 insertions(+), 6 deletions(-)

(limited to 'tools.c')

diff --git a/tools.c b/tools.c
index ff462ba8..21ec526c 100644
--- a/tools.c
+++ b/tools.c
@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: tools.c 1.76 2002/11/24 20:17:31 kls Exp $
+ * $Id: tools.c 1.77 2003/04/06 15:31:45 kls Exp $
  */
 
 #include "tools.h"
@@ -620,11 +620,13 @@ bool cFile::FileReady(int FileDes, int TimeoutMs)
   struct timeval timeout;
   FD_ZERO(&set);
   FD_SET(FileDes, &set);
-  if (TimeoutMs < 100)
-     TimeoutMs = 100;
-  timeout.tv_sec  = TimeoutMs / 1000;
-  timeout.tv_usec = (TimeoutMs % 1000) * 1000;
-  return select(FD_SETSIZE, &set, NULL, NULL, &timeout) > 0 && FD_ISSET(FileDes, &set);
+  if (TimeoutMs >= 0) {
+     if (TimeoutMs < 100)
+        TimeoutMs = 100;
+     timeout.tv_sec  = TimeoutMs / 1000;
+     timeout.tv_usec = (TimeoutMs % 1000) * 1000;
+     }
+  return select(FD_SETSIZE, &set, NULL, NULL, (TimeoutMs >= 0) ? &timeout : NULL) > 0 && FD_ISSET(FileDes, &set);
 }
 
 bool cFile::FileReadyForWriting(int FileDes, int TimeoutMs)
-- 
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