common.c: fix compilation on OpenBSD

cc1: warnings being treated as errors
common.c: In function 'set_sock_opts':
common.c:1572: warning: unused variable 'tcp_keepintvl'
common.c:1571: warning: unused variable 'tcp_keepidle'
*** Error 1 in target 'common.lo'
*** Error 1 in src/daemon (Makefile:1048 'common.lo': @echo "  CC      " common.lo;depbase=`echo common.lo | sed 's|[^/]*$|.deps/&|;s|\.lo$|...)
*** Error 1 in src (Makefile:5007 'all-recursive')
*** Error 2 in src (Makefile:3284 'all')
*** Error 1 in /root/src/collectd (Makefile:611 'all-recursive')

diff --git a/src/daemon/common.c b/src/daemon/common.c
index c4dbecb..c6559a8 100644 (file)
--- a/src/daemon/common.c
+++ b/src/daemon/common.c
@@ -1568,8 +1568,6 @@ void set_sock_opts (int sockfd) /* {{{ */
 
        socklen_t socklen = sizeof (socklen_t);
        int so_keepalive = 1;
-       int tcp_keepidle = ((CDTIME_T_TO_MS(plugin_get_interval()) - 1) / 100 + 1);
-       int tcp_keepintvl = ((CDTIME_T_TO_MS(plugin_get_interval()) - 1) / 1000 + 1);
 
        status = getsockopt (sockfd, SOL_SOCKET, SO_TYPE, &socktype, &socklen);
        if (status != 0)
@@ -1586,6 +1584,7 @@ void set_sock_opts (int sockfd) /* {{{ */
                        WARNING ("set_sock_opts: failed to set socket keepalive flag");
 
 #ifdef TCP_KEEPIDLE
+               int tcp_keepidle = ((CDTIME_T_TO_MS(plugin_get_interval()) - 1) / 100 + 1);
                status = setsockopt(sockfd, IPPROTO_TCP, TCP_KEEPIDLE,
                                &tcp_keepidle, sizeof (tcp_keepidle));
                if (status != 0)
@@ -1593,6 +1592,7 @@ void set_sock_opts (int sockfd) /* {{{ */
 #endif
 
 #ifdef TCP_KEEPINTVL
+               int tcp_keepintvl = ((CDTIME_T_TO_MS(plugin_get_interval()) - 1) / 1000 + 1);
                status = setsockopt(sockfd, IPPROTO_TCP, TCP_KEEPINTVL,
                                &tcp_keepintvl, sizeof (tcp_keepintvl));
                if (status != 0)