cdda: Avoid a macro and kill a warning.

modules/access/cdda/info.c

@@ -157,15 +157,15 @@ cddb_end: ;
 }
 #endif /*HAVE_LIBCDDB*/
 
-#define add_meta_val(VLC_META, VAL)                           \
-  if ( p_cdda->p_meta && VAL) {                               \
-    /*vlc_meta_Add( p_cdda->p_meta, VLC_META, VAL );*/        \
-    dbg_print( INPUT_DBG_META, "field %s: %s\n",              \
-            input_MetaTypeToLocalizedString(VLC_META), VAL ); \
-  }                                                           \
+static inline void add_meta_val(access_t *p_access, vlc_meta_type_t meta, const char * val)
+{
+    cdda_data_t *p_cdda = (cdda_data_t *)p_access->p_sys;
+    if (p_cdda->p_meta && val)
+        dbg_print( INPUT_DBG_META, "field %s: %s\n", input_MetaTypeToLocalizedString(meta), val);
+}
 
 #define add_cddb_meta(FIELD, VLC_META)                            \
-  add_meta_val(VLC_META, cddb_disc_get_##FIELD(p_cdda->cddb.disc));
+  add_meta_val(p_access, VLC_META, cddb_disc_get_##FIELD(p_cdda->cddb.disc));
 
 #define add_cddb_meta_fmt(FIELD, FORMAT_SPEC, VLC_META)                 \
   {                                                                     \
@@ -173,7 +173,7 @@ cddb_end: ;
     snprintf( psz_buf, sizeof(psz_buf)-1, FORMAT_SPEC,                  \
               cddb_disc_get_##FIELD(p_cdda->cddb.disc));                               \
     psz_buf[sizeof(psz_buf)-1] = '\0';                                  \
-    add_meta_val(VLC_META, psz_buf);                    \
+    add_meta_val(p_access, VLC_META, psz_buf);                    \
   }
 
 /* Adds a string-valued entry to the stream and media information if
@@ -302,11 +302,11 @@ CDDAMetaInfo( access_t *p_access, track_t i_track )
             {
                 if( cddb_track_get_title(t) != NULL && ! p_cdda->b_nav_mode )
                 {
-                    add_meta_val( vlc_meta_Title, cddb_track_get_title(t) );
+                    add_meta_val( p_access, vlc_meta_Title, cddb_track_get_title(t) );
                 }
                 if( cddb_track_get_artist(t) != NULL )
                 {
-                    add_meta_val( vlc_meta_Artist, cddb_track_get_artist(t) );
+                    add_meta_val( p_access, vlc_meta_Artist, cddb_track_get_artist(t) );
                 }
             }
         }
@@ -452,14 +452,14 @@ CDDAMetaInfo( access_t *p_access, track_t i_track )
         {
             char *psz_name = CDDAFormatTitle( p_access, i_track ) ;
             if ( !p_cdda->b_nav_mode ) {
-                add_meta_val( vlc_meta_Title, psz_name );
+                add_meta_val( p_access, vlc_meta_Title, psz_name );
             } else
             {
                 input_Control( p_cdda->p_input, INPUT_SET_NAME, psz_name );
                 free(psz_name);
             }
             if (psz_meta_artist)
-            add_meta_val( vlc_meta_Artist, psz_meta_artist );
+            add_meta_val( p_access, vlc_meta_Artist, psz_meta_artist );
         }
     }
 }