warn about timeout limits

git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/ec/trunk@39107 72102866-910b-0410-8b05-ffd578937521

EcProcess.h

@@ -811,7 +811,10 @@ extern NSString*	cmdVersion(NSString *ver);
  */
 - (void) setCmdDebug: (NSString*)mode withDescription: (NSString*)desc;
 
-/* Sets the interval between timeouts.
+/* Sets the interval between timeouts.<br />
+ * Any value below 0.001 is ignored and 10 is used.<br />
+ * Any value above 300 is ignored and 60 is used.<br />
+ * The default value is 60 seconds.
  */
 - (void) setCmdInterval: (NSTimeInterval)interval;
 

EcProcess.m

@@ -4917,10 +4917,14 @@ With two parameters ('maximum' and a number),\n\
 	{
 	  NSTimeInterval	when = cmdTimInterval;
 
-	  if (delay == YES && when < 1.0)
+	  if (when < 0.001 || (when < 10.0 && YES == delay))
 	    {
 	      when = 10.0;
 	    }
+          if (when > 300.0)
+            {
+              when = 60.0;
+            }
 	  cmdPTimer =
 	    [NSTimer scheduledTimerWithTimeInterval: when
 					     target: self