Rename app:configure to app:link.

src/README.md

@@ -104,11 +104,11 @@ the engine for use in processing and are *read-only*.
 Name of the app. *Read-only*.
 
 
-— Method **myapp:configure**
+— Method **myapp:link**
 
-*Optional*. Configure the app. At this the `input` and `output` link tables are
-populated, and `appname` is set. The app can perform additional initialization
-if required.
+*Optional*. Called any time the app’s links may have been changed (including on
+start-up). Guaranteed to be called before `pull` and `push` are called with new
+links.
 
 
 — Method **myapp:pull**

src/apps/bridge/base.lua

@@ -143,7 +143,7 @@ end
 -- accessible via the keys l_in and l_out, respectively.  This helps
 -- to speed up packet forwarding by eliminating a lookup in the input
 -- and output tables.
-function bridge:configure ()
+function bridge:link ()
    assert(self.input and self.output)
    for _, port in ipairs(self._ports) do
       port.l_in = self.input[port.name]

src/core/app.lua

@@ -232,9 +232,9 @@ function apply_config_actions (actions, conf)
    -- Commit changes.
    app_table, link_table = new_app_table, new_link_table
    app_array, link_array = new_app_array, new_link_array
-   -- Trigger configure event for each app.
+   -- Trigger link event for each app.
    for _, app in ipairs(app_array) do
-      if app.configure then app:configure() end
+      if app.link then app:link() end
    end
 end