If a variable had a blank value upon the initial setting, then it would do nothing.
authorTilghman Lesher <tilghman@meg.abyt.es>
Wed, 20 May 2009 23:30:05 +0000 (23:30 +0000)
committerTilghman Lesher <tilghman@meg.abyt.es>
Wed, 20 May 2009 23:30:05 +0000 (23:30 +0000)
Identified by Dmitry Andrianov via private email, fixed by me.

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@195839 65c4cc65-6c06-0410-ace0-fbb531ad65f3

apps/app_stack.c

index 83d204b..64522af 100644 (file)
@@ -201,21 +201,20 @@ static int frame_set_var(struct ast_channel *chan, struct gosub_stack_frame *fra
                }
        }
 
-       if (!ast_strlen_zero(value)) {
-               if (!found) {
-                       variables = ast_var_assign(var, "");
-                       AST_LIST_INSERT_HEAD(&frame->varshead, variables, entries);
-                       pbx_builtin_pushvar_helper(chan, var, value);
-               } else
-                       pbx_builtin_setvar_helper(chan, var, value);
-
-               manager_event(EVENT_FLAG_DIALPLAN, "VarSet", 
-                       "Channel: %s\r\n"
-                       "Variable: LOCAL(%s)\r\n"
-                       "Value: %s\r\n"
-                       "Uniqueid: %s\r\n", 
-                       chan->name, var, value, chan->uniqueid);
+       if (!found) {
+               variables = ast_var_assign(var, "");
+               AST_LIST_INSERT_HEAD(&frame->varshead, variables, entries);
+               pbx_builtin_pushvar_helper(chan, var, value);
+       } else {
+               pbx_builtin_setvar_helper(chan, var, value);
        }
+
+       manager_event(EVENT_FLAG_DIALPLAN, "VarSet",
+               "Channel: %s\r\n"
+               "Variable: LOCAL(%s)\r\n"
+               "Value: %s\r\n"
+               "Uniqueid: %s\r\n",
+               chan->name, var, value, chan->uniqueid);
        return 0;
 }