Improve error message by informing user exactly which function is missing a parethesis.

(closes issue #15242)
 Reported by: Nick_Lewis
 Patches: 
       pbx.c-funcparenthesis.patch2 uploaded by dbrooks (license 790)
       pbx.c-funcparenthesis-1.4.diff uploaded by loloski (license 68)


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@213970 65c4cc65-6c06-0410-ace0-fbb531ad65f3

main/pbx.c

@@ -1529,14 +1529,14 @@ static char *func_args(char *function)
 	char *args = strchr(function, '(');
 
 	if (!args)
-		ast_log(LOG_WARNING, "Function doesn't contain parentheses.  Assuming null argument.\n");
+		ast_log(LOG_WARNING, "Function '%s' doesn't contain parentheses.  Assuming null argument.\n", function);
 	else {
 		char *p;
 		*args++ = '\0';
 		if ((p = strrchr(args, ')')) )
 			*p = '\0';
 		else
-			ast_log(LOG_WARNING, "Can't find trailing parenthesis?\n");
+			ast_log(LOG_WARNING, "Can't find trailing parenthesis for function '%s(%s'?\n", function, args);
 	}
 	return args;
 }