Add lwevent_exit()

src/liblwevent/200_eventloop.c

@@ -71,6 +71,18 @@ int lwevent_init(void)
 
 
 
+/* lwevent_exit()
+ *  Cleans up resources used by lwevent, putting the library into a state where it is ready to be
+ *  re-initialised with lwevent_init().
+ */
+void lwevent_exit(void)
+{
+    close(lwevent_epoll_fd);
+    free(_lw_revents);
+}
+
+
+
 /* lwevent_loop()
  *  Convenience function which just keeps calling lwevent_wait(), with no timeout, until an error
  *  occurs or lwevent_loop_exit is set.

src/liblwevent/200_eventloop.h

@@ -32,6 +32,19 @@ int lwevent_init(void);
 
 
 
+/*! \brief Shut down library.
+
+Cleans up the library, closing the epoll file descriptor and freeing any memory used. Does not
+free any of the memory associated with <code>struct lwevent</code> objects. If the library were to
+be reinitialised, any objects that persisted could be activated on the new epoll file descriptor
+with lwevent_reactivate(). Otherwise, such objects can be freed (even after exiting) with 
+lwevent_free().
+
+*/
+void lwevent_exit(void);
+
+
+
 /*! \brief Event loop exit flag.
 
 This flag, if set, signifies that lwevent_loop() should exit after its next iteration. It can be