msg: change hack to silence command line pre-parse error messages

mp_msg_levels[] will go away.

common/msg.c

@@ -59,6 +59,7 @@ static struct mp_log *legacy_logs[MSGT_MAX];
 int mp_msg_levels[MSGT_MAX]; // verbose level of this module. initialized to -2
 int mp_msg_level_all = MSGL_STATUS;
 int verbose = 0;
+bool mp_msg_mute;
 int mp_msg_color = 1;
 int mp_msg_module = 0;
 int mp_msg_cancolor = 0;
@@ -79,6 +80,8 @@ static void mp_msg_do_init(void){
 
 int mp_msg_test(int mod, int lev)
 {
+    if (mp_msg_mute)
+        return false;
     if (lev == MSGL_STATUS) {
         // skip status line output if stderr is a tty but in background
         if (terminal_in_background())

common/msg.h

@@ -28,8 +28,8 @@
 
 struct mp_log;
 
-// defined in mplayer.c
 extern int verbose;
+extern bool mp_msg_mute;
 
 // verbosity elevel:
 

options/parse_commandline.c

@@ -265,8 +265,6 @@ err_out:
     return ret;
 }
 
-extern int mp_msg_levels[];
-
 /* Parse some command line options early before main parsing.
  * --no-config prevents reading configuration files (otherwise done before
  * command line parsing), and --really-quiet suppresses messages printed
@@ -275,8 +273,7 @@ extern int mp_msg_levels[];
 void m_config_preparse_command_line(m_config_t *config, int argc, char **argv)
 {
     // Hack to shut up parser error messages
-    int msg_lvl_backup = mp_msg_levels[MSGT_CFGPARSER];
-    mp_msg_levels[MSGT_CFGPARSER] = -11;
+    mp_msg_mute = true;
 
     struct parse_state p = {config, argc, argv};
     while (split_opt_silent(&p) == 0) {
@@ -290,5 +287,5 @@ void m_config_preparse_command_line(m_config_t *config, int argc, char **argv)
         }
     }
 
-    mp_msg_levels[MSGT_CFGPARSER] = msg_lvl_backup;
+    mp_msg_mute = false;
 }