ivrd: fflush() stdout before entering esl_listen()

Fixes repeatedly printing the 'Starting forking listener' message,
if stdout has been redirected into a logfile (for example).

Signed-off-by: Stefan Knoblich <stkn@openisdn.net>

diff --git a/libs/esl/ivrd.c b/libs/esl/ivrd.c
index 6098abcaf9687540b4b1ce62bdc2955c1d0de4d5..0d1a98ec4f4fcea0129671a877692846100ccf69 100644 (file)
--- a/libs/esl/ivrd.c
+++ b/libs/esl/ivrd.c
@@ -154,13 +154,20 @@ int main(int argc, char *argv[])
                return -1;
        }
 
+       /*
+        * NOTE: fflush() stdout before entering esl_listen().
+        * Not doing so causes the fork()ed child to repeat the message for every incoming
+        * connection, if stdout has been redirected (into a logfile, for example).
+        */
        if (thread) {
                printf("Starting threaded listener.\n");
+               fflush(stdout);
                esl_listen_threaded(ip, port, mycallback, 100000);
        } else {
                printf("Starting forking listener.\n");
+               fflush(stdout);
                esl_listen(ip, port, my_forking_callback);
        }
-       
+
        return 0;
 }