pass timeout to ping if supported with -w parameter (linux)

git-svn-id: https://nagiosplug.svn.sourceforge.net/svnroot/nagiosplug/nagiosplug/trunk@824 f882894a-f735-0410-b71e-b25c423dba1c

configure.in

@@ -871,6 +871,7 @@ AC_ARG_WITH(ping_command,
 
 AC_MSG_CHECKING(for ICMP ping syntax)
 ac_cv_ping_packets_first=no
+ac_cv_ping_has_timeout=no
 if test -n "$with_ping_command"
 then
 	AC_MSG_RESULT([(command-line) $with_ping_command])
@@ -887,6 +888,14 @@ then
 	ac_cv_ping_packets_first=yes
 	AC_MSG_RESULT([$with_ping_command])
 
+elif $PATH_TO_PING -n -U -w 10 -c 1 127.0.0.1 2>/dev/null | \
+	egrep -i "^round-trip|^rtt" >/dev/null
+then
+        with_ping_command="$PATH_TO_PING -n -U -w %d -c %d %s"
+	ac_cv_ping_packets_first=yes
+  ac_cv_ping_has_timeout=yes
+	AC_MSG_RESULT([$with_ping_command])
+
 elif $PATH_TO_PING -n -U -c 1 127.0.0.1 2>/dev/null | \
 	egrep -i "^round-trip|^rtt" >/dev/null
 then
@@ -952,6 +961,12 @@ then
 		[Define if packet count must precede host])
 fi
 
+if test "x$ac_cv_ping_has_timeout" != "xno"
+then
+	AC_DEFINE(PING_HAS_TIMEOUT,1,
+		[Define if ping has its own timeout option that should be set])
+fi
+
 AC_ARG_WITH(ping6_command,
 	ACX_HELP_STRING([--with-ping6-command=SYNTAX],
 		[sets syntax for ICMPv6 ping]),

plugins/check_ping.c

@@ -66,6 +66,7 @@ int
 main (int argc, char **argv)
 {
 	char *cmd = NULL;
+	char *rawcmd = NULL;
 	int result = STATE_UNKNOWN;
 	int this_result = STATE_UNKNOWN;
 	int i;
@@ -90,27 +91,26 @@ main (int argc, char **argv)
 	alarm (timeout_interval);
 
 	for (i = 0 ; i < n_addresses ; i++) {
+		
+#ifdef PING6_COMMAND
+		if (is_inet6_addr(addresses[i]) && address_family != AF_INET)
+			rawcmd = strdup(PING6_COMMAND);
+		else
+			rawcmd = strdup(PING_COMMAND);
+#else
+		rawcmd = strdup(PING_COMMAND);
+#endif
 
 		/* does the host address of number of packets argument come first? */
-#ifdef PING6_COMMAND
-# ifdef PING_PACKETS_FIRST
-	if (is_inet6_addr(addresses[i]) && address_family != AF_INET)
-		asprintf (&cmd, PING6_COMMAND, max_packets, addresses[i]);
-	else
-		asprintf (&cmd, PING_COMMAND, max_packets, addresses[i]);
+#ifdef PING_PACKETS_FIRST
+# ifdef PING_HAS_TIMEOUT
+		asprintf (&cmd, rawcmd, timeout_interval, max_packets, addresses[i]);
 # else
-	if (is_inet6_addr(addresses[i]) && address_family != AF_INET) 
-		asprintf (&cmd, PING6_COMMAND, addresses[i], max_packets);
-	else
-		asprintf (&cmd, PING_COMMAND, addresses[i], max_packets);
+		asprintf (&cmd, rawcmd, max_packets, addresses[i]);
 # endif
-#else /* USE_IPV6 */
-# ifdef PING_PACKETS_FIRST
-		asprintf (&cmd, PING_COMMAND, max_packets, addresses[i]);
-# else
-		asprintf (&cmd, PING_COMMAND, addresses[i], max_packets);
-# endif
-#endif /* USE_IPV6 */
+#else
+		asprintf (&cmd, rawcmd, addresses[i], max_packets);
+#endif
 
 		if (verbose)
 			printf ("%s ==> ", cmd);
@@ -150,7 +150,8 @@ main (int argc, char **argv)
 			printf ("%f:%d%% %f:%d%%\n", wrta, wpl, crta, cpl);
 
 		result = max_state (result, this_result);
-
+		free (rawcmd);
+		free (cmd);
 	}
 
 	return result;