From: hadaq <hadaq>
Date: Sun, 27 Oct 2002 12:26:33 +0000 (+0000)
Subject: Good idea from Wolfgang -- mm
X-Git-Url: https://jspc29.x-matter.uni-frankfurt.de/git/?a=commitdiff_plain;h=e78348ca9c573861c071dd11ea06362a8bfe4b21;p=daqdata.git

Good idea from Wolfgang -- mm
---

diff --git a/hadaq/hwshow.c b/hadaq/hwshow.c
index 677bc0c..b284c9e 100644
--- a/hadaq/hwshow.c
+++ b/hadaq/hwshow.c
@@ -1,4 +1,4 @@
-static char *rcsId = "$Header: /misc/hadesprojects/daq/cvsroot/eventbuilder/hadaq/Attic/hwshow.c,v 6.30 2002-10-27 09:11:14 hadaq Exp $";
+static char *rcsId = "$Header: /misc/hadesprojects/daq/cvsroot/eventbuilder/hadaq/Attic/hwshow.c,v 6.31 2002-10-27 12:26:33 hadaq Exp $";
 
 #define _POSIX_C_SOURCE 199309L
 #include <unistd.h>
@@ -100,6 +100,8 @@ void Hardware_waitForTrigger(Hardware *my, void *subEvt)
 {
 	int i;
 	int nRequests = 0;
+	int nPoll = 0;
+	const int nPollMax = 60 / my->nShips;
 
 	for (i = 0; i < my->nShips; i++) {
 		if (HwShip_isEmpty(my->ship[i])) {
@@ -117,13 +119,13 @@ void Hardware_waitForTrigger(Hardware *my, void *subEvt)
 				}
 			}
 		}
-#if 0
+#if 1
 /*
 * This sleep prevents a tight loop which stops work on real
 * time systems if the priority of readout is not lowered.
 * When not using the sleep use option -p -2 for daq_readout.
 */
-		if (nRequests == my->nShips) {
+		if (nRequests == my->nShips && nPoll++ >= nPollMax) {
 			struct timespec tS, *t = &tS;
 			t->tv_sec = 0;
 			t->tv_nsec = 020000000;