Update CDR variables as pbx starts

Allows CDR variables added in cdr.c:set_one_cid to become visable during the call,
by executing ast_cdr_update() early in __ast_pbx_run.

Based on cdr_update.diff3.txt

(issue #16638)
Reported by: alecdavis
Patches: 
      cdr_update.diff3.txt uploaded by alecdavis (license 585)
Tested by: alecdavis



git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.6.1@241456 65c4cc65-6c06-0410-ace0-fbb531ad65f3

main/pbx.c

@@ -3756,6 +3756,10 @@ static enum ast_pbx_result __ast_pbx_run(struct ast_channel *c,
 			ast_copy_string(c->context, "default", sizeof(c->context));
 		}
 	}
+	if (c->cdr) {
+		/* allow CDR variables that have been collected after channel was created to be visible during call */
+		ast_cdr_update(c);
+	}
 	for (;;) {
 		char dst_exten[256];	/* buffer to accumulate digits */
 		int pos = 0;		/* XXX should check bounds */