menu: configurable bell and set incoming ua

- add config "menu_bool   yes|no" to control if the incoming call
  should print Bell escape characters to the terminal

- on incoming call, set the current user-agent to the one with
  the incoming call

1 files changed, 2 insertions, 0 deletions

diff --git a/src/call.c b/src/call.c
index c4ba16a..1ddb42f 100644
--- a/src/call.c
+++ b/src/call.c
@@ -710,6 +710,8 @@ int call_answer(struct call *call, uint16_t scode)
 		return EINVAL;
 
 	if (STATE_INCOMING != call->state) {
+		info("call: answer: call is not in incoming state (%s)\n",
+		     state_name(call->state));
 		return 0;
 	}