X-Git-Url: https://git.verplant.org/?a=blobdiff_plain;f=src%2Fdns.c;h=fd75dc93a9437fb9bd0d7a580c1937e26f19b859;hb=10a3718bdf7761e247b06808b8c72ca75cb0e0ba;hp=aea41c438de44430d35236aec0ec7d9d9a9c4d7a;hpb=b8f9530ad6ba3a55f129d259c705d9b5d4d3f4e5;p=collectd.git

diff --git a/src/dns.c b/src/dns.c
index aea41c43..fd75dc93 100644
--- a/src/dns.c
+++ b/src/dns.c
@@ -21,6 +21,7 @@
  *   Mirko Buffoni <briareos at eswat.org>
  **/
 
+#define _DEFAULT_SOURCE
 #define _BSD_SOURCE
 
 #include "collectd.h"
@@ -275,12 +276,47 @@ static int dns_run_pcap_loop (void)
 	return (status);
 } /* int dns_run_pcap_loop */
 
+static int dns_sleep_one_interval (void) /* {{{ */
+{
+	cdtime_t interval;
+	struct timespec ts = { 0, 0 };
+	int status = 0;
+
+	interval = plugin_get_interval ();
+	CDTIME_T_TO_TIMESPEC (interval, &ts);
+
+	while (42)
+	{
+		struct timespec rem = { 0, 0 };
+
+		status = nanosleep (&ts, &rem);
+		if (status == 0)
+			break;
+		else if ((errno == EINTR) || (errno == EAGAIN))
+		{
+			ts = rem;
+			continue;
+		}
+		else
+			break;
+	}
+
+	return (status);
+} /* }}} int dns_sleep_one_interval */
+
 static void *dns_child_loop (__attribute__((unused)) void *dummy) /* {{{ */
 {
-	int status = PCAP_ERROR_IFACE_NOT_UP;
+	int status;
 
-	while (status == PCAP_ERROR_IFACE_NOT_UP)
+	while (42)
+	{
 		status = dns_run_pcap_loop ();
+		if (status != PCAP_ERROR_IFACE_NOT_UP)
+			break;
+
+		dns_sleep_one_interval ();
+	}
+
 	if (status != PCAP_ERROR_BREAK)
 		ERROR ("dns plugin: PCAP returned error %s.",
 				pcap_statustostr (status));