New command -msg_op

xorriso/sfile.h

@@ -42,7 +42,10 @@ int Sfile_add_to_path(char path[SfileadrL], char *addon, int flag);
 int Sfile_scale(double value, char *result, int siz, double thresh, int flag);
   
 int Sfile_destroy_argv(int *argc, char ***argv, int flag);
-  
+
+int Sfile_count_char(char *text, char to_count);
+
+ 
 /*
  bit0= do not ignore trailing slash
  bit1= do not ignore empty components (other than the empty root name)