Repack libvlc internal data

src/libvlc.h

@@ -172,7 +172,7 @@ typedef struct libvlc_priv_t
     bool               playlist_active;
 
     /* Messages */
-    int                i_verbose;   ///< info messages
+    signed char        i_verbose;   ///< info messages
     bool               b_color;     ///< color messages?
     bool               b_stats;     ///< Whether to collect stats
 

src/misc/messages.c

@@ -255,7 +255,7 @@ static const char msg_color[4][8] = { WHITE, RED, YELLOW, GRAY };
 static void PrintColorMsg (void *d, int type, const msg_item_t *p_item,
                            const char *format, va_list ap)
 {
-    const int *pverbose = d;
+    const signed char *pverbose = d;
     FILE *stream = stderr;
 
     if (*pverbose < 0 || *pverbose < (type - VLC_MSG_ERR))
@@ -281,7 +281,7 @@ static void PrintColorMsg (void *d, int type, const msg_item_t *p_item,
 static void PrintMsg (void *d, int type, const msg_item_t *p_item,
                       const char *format, va_list ap)
 {
-    const int *pverbose = d;
+    const signed char *pverbose = d;
     FILE *stream = stderr;
 
     if (*pverbose < 0 || *pverbose < (type - VLC_MSG_ERR))