libvlc: add some missing 'extern "C"'

include/vlc/libvlc_media.h

@@ -31,6 +31,10 @@
 #ifndef VLC_LIBVLC_MEDIA_H
 #define VLC_LIBVLC_MEDIA_H 1
 
+# ifdef __cplusplus
+extern "C" {
+# endif
+
 /*****************************************************************************
  * media
  *****************************************************************************/
@@ -361,4 +365,8 @@ VLC_PUBLIC_API void *
 
 /** @}*/
 
+# ifdef __cplusplus
+}
+# endif
+
 #endif /* VLC_LIBVLC_MEDIA_H */

include/vlc/libvlc_media_discoverer.h

@@ -31,6 +31,10 @@
 #ifndef VLC_LIBVLC_MEDIA_DISCOVERER_H
 #define VLC_LIBVLC_MEDIA_DISCOVERER_H 1
 
+# ifdef __cplusplus
+extern "C" {
+# endif
+
 /*****************************************************************************
  * Services/Media Discovery
  *****************************************************************************/
@@ -99,4 +103,8 @@ VLC_PUBLIC_API int
 
 /**@} */
 
+# ifdef __cplusplus
+}
+# endif
+
 #endif /* <vlc/libvlc.h> */

include/vlc/libvlc_media_library.h

@@ -31,6 +31,10 @@
 #ifndef VLC_LIBVLC_MEDIA_LIBRARY_H
 #define VLC_LIBVLC_MEDIA_LIBRARY_H 1
 
+# ifdef __cplusplus
+extern "C" {
+# endif
+
 /*****************************************************************************
  * Media Library
  *****************************************************************************/
@@ -106,4 +110,8 @@ VLC_PUBLIC_API libvlc_media_list_t *
 
 /** @} */
 
+# ifdef __cplusplus
+}
+# endif
+
 #endif /* VLC_LIBVLC_MEDIA_LIBRARY_H */

include/vlc/libvlc_media_player.h

@@ -31,6 +31,10 @@
 #ifndef VLC_LIBVLC_MEDIA_PLAYER_H
 #define VLC_LIBVLC_MEDIA_PLAYER_H 1
 
+# ifdef __cplusplus
+extern "C" {
+# endif
+
 /*****************************************************************************
  * Media Player
  *****************************************************************************/
@@ -1160,4 +1164,8 @@ VLC_PUBLIC_API void libvlc_audio_set_channel( libvlc_instance_t *,
 
 /** @} media_player */
 
+# ifdef __cplusplus
+}
+# endif
+
 #endif /* VLC_LIBVLC_MEDIA_PLAYER_H */