vlc_clone, vlc_join: untangle objects and threads

include/vlc_threads.h

@@ -122,7 +122,13 @@ typedef pthread_cond_t  vlc_cond_t;
 typedef pthread_key_t   vlc_threadvar_t;
 
 #elif defined( WIN32 ) || defined( UNDER_CE )
-typedef HANDLE  vlc_thread_t;
+typedef struct
+{
+    HANDLE handle;
+    void  *(*entry) (void *);
+    void  *data;
+} *vlc_thread_t;
+
 typedef HANDLE  vlc_mutex_t;
 typedef HANDLE  vlc_cond_t;
 typedef DWORD   vlc_threadvar_t;
@@ -170,6 +176,9 @@ VLC_EXPORT( int,  __vlc_thread_create, ( vlc_object_t *, const char *, int, cons
 VLC_EXPORT( int,  __vlc_thread_set_priority, ( vlc_object_t *, const char *, int, int ) );
 VLC_EXPORT( void, __vlc_thread_join,   ( vlc_object_t *, const char *, int ) );
 
+VLC_EXPORT( int, vlc_clone, (vlc_thread_t *, void * (*) (void *), void *, int) );
+VLC_EXPORT( int, vlc_join, (vlc_thread_t, void **) );
+
 #define vlc_thread_ready vlc_object_signal
 
 /*****************************************************************************

src/libvlccore.sym

@@ -416,6 +416,7 @@ vlc_b64_decode_binary_to_buffer
 vlc_b64_encode
 vlc_b64_encode_binary
 VLC_Changeset
+vlc_clone
 VLC_CompileBy
 VLC_CompileDomain
 VLC_CompileHost
@@ -447,6 +448,7 @@ vlc_iconv_close
 vlc_iconv_open
 vlc_inet_ntop
 vlc_inet_pton
+vlc_join
 __vlc_list_children
 __vlc_list_find
 vlc_list_release