Don't copmile in the no-RTP checksum stuff for non-Linux (bug #2089)

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@3480 65c4cc65-6c06-0410-ace0-fbb531ad65f3

diff --git a/rtp.c b/rtp.c
index 2b7dec0..3d0c513 100755 (executable)
--- a/rtp.c
+++ b/rtp.c
@@ -52,7 +52,9 @@ static int dtmftimeout = 3000;        /* 3000 samples */
 
 static int rtpstart = 0;
 static int rtpend = 0;
+#ifdef SO_NO_CHECK
 static int checksums = 1;
+#endif
 
 /* The value of each payload format mapping: */
 struct rtpPayloadType {
@@ -766,9 +768,11 @@ static int rtp_socket(void)
        if (s > -1) {
                flags = fcntl(s, F_GETFL);
                fcntl(s, F_SETFL, flags | O_NONBLOCK);
+#ifdef SO_NO_CHECK
                if (checksums) {
                        setsockopt(s, SOL_SOCKET, SO_NO_CHECK, &checksums, sizeof(checksums));
                }
+#endif
        }
        return s;
 }
@@ -1494,7 +1498,9 @@ void ast_rtp_reload(void)
        char *s;
        rtpstart = 5000;
        rtpend = 31000;
+#ifdef SO_NO_CHECK
        checksums = 1;
+#endif
        cfg = ast_load("rtp.conf");
        if (cfg) {
                if ((s = ast_variable_retrieve(cfg, "general", "rtpstart"))) {
@@ -1512,10 +1518,15 @@ void ast_rtp_reload(void)
                                rtpend = 65535;
                }
                if ((s = ast_variable_retrieve(cfg, "general", "rtpchecksums"))) {
+#ifdef SO_NO_CHECK
                        if (ast_true(s))
                                checksums = 1;
                        else
                                checksums = 0;
+#else
+                       if (ast_true(s))
+                               ast_log(LOG_WARNING, "Disabling RTP checksums is not supported on this operating system!\n");
+#endif
                }
                ast_destroy(cfg);
        }