[monitoring-plugins] Allow check_fping to autodetect ipv6 addresses

[Andrew Widdersheim]

 Module: monitoring-plugins
 Branch: master
 Commit: 6a682b379f1b6ef920cae79fae71b38b99dff39d
 Author: Andrew Widdersheim <awiddersheim at inetu.net>
   Date: Thu Aug 13 10:21:01 2015 -0400
    URL: https://www.monitoring-plugins.org/repositories/monitoring-plugins/commit/?id=6a682b3

Allow check_fping to autodetect ipv6 addresses

Stole the logic in check_ping that allows it to autodetect whether an
address is ipv6 or not. Now the user does not have to specify -6 when
using check_fping with ipv6 addresses.

---

 plugins/check_fping.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/plugins/check_fping.c b/plugins/check_fping.c
index 46046b4..274dd75 100644
--- a/plugins/check_fping.c
+++ b/plugins/check_fping.c
@@ -105,7 +105,7 @@ main (int argc, char **argv)
     xasprintf(&option_string, "%s-I %s ", option_string, sourceif);
 
 #ifdef PATH_TO_FPING6
-  if (address_family == AF_INET6)
+  if (address_family != AF_INET && is_inet6_addr(server))
     fping_prog = strdup(PATH_TO_FPING6);
   else
     fping_prog = strdup(PATH_TO_FPING);