When loading config file specified on the command line, use the correct CMOS RAM files.

src/pc.c

@@ -250,9 +250,22 @@ void initpc(int argc, char *argv[])
                 }
                 else if (!strcasecmp(argv[c], "--config"))
                 {
+                        int d;
+                        
                         if ((c+1) == argc)
                                 break;
                         strncpy(config_file_default, argv[c+1], 256);
+                        strcpy(config_name, get_filename(config_file_default));
+                        
+                        for (d = 0; d < strlen(config_name); d++)
+                        {
+                                if (config_name[d] == '.')
+                                {
+                                        config_name[d] = 0;
+                                        break;
+                                }
+                        }
+
                         config_override = 1;
                         c++;
                 }