plugins: More HAVE_BACKLIGHT cleanup

Change-Id: I70cf700f5bc3d4375c025efa62ef40fd2bd70293

apps/plugins/2048.c

@@ -148,7 +148,9 @@ static inline int rand_range(int min, int max)
 /* prepares for exit */
 static void cleanup(void)
 {
+#ifdef HAVE_BACKLIGHT
     backlight_use_settings();
+#endif
 }
 
 /* returns 2 or 4 */
@@ -698,7 +700,9 @@ static void init_game(bool newgame)
     max_numeral_width = rb->font_get_width(rb->font_get(WHAT_FONT), '0');
 #endif
 
+#ifdef HAVE_BACKLIGHT
     backlight_ignore_timeout();
+#endif
     draw();
 }
 

apps/plugins/brickmania.c

@@ -2526,9 +2526,10 @@ enum plugin_status plugin_start(const void* parameter)
 #if LCD_DEPTH > 1
     rb->lcd_set_backdrop(NULL);
 #endif
+#ifdef HAVE_BACKLIGHT
     /* Turn off backlight timeout */
     backlight_ignore_timeout();
-
+#endif
     /* now go ahead and have fun! */
     rb->srand( *rb->current_tick );
     brickmania_loadgame();
@@ -2557,8 +2558,9 @@ enum plugin_status plugin_start(const void* parameter)
         configfile_save(CONFIG_FILE_NAME,config,1,0);
     /* Restore user's original backlight setting */
     rb->lcd_setfont(FONT_UI);
+#ifdef HAVE_BACKLIGHT
     /* Turn on backlight timeout (revert to settings) */
     backlight_use_settings();
-
+#endif
     return PLUGIN_OK;
 }

apps/plugins/chessclock.c

@@ -21,8 +21,6 @@
 #include "plugin.h"
 #include "lib/playback_control.h"
 
-
-
 /* variable button definitions */
 #if (CONFIG_KEYPAD == IRIVER_H100_PAD) || \
       (CONFIG_KEYPAD == IRIVER_H300_PAD)
@@ -636,15 +634,19 @@ static int run_timer(int nr)
                 rb->lcd_puts(0, FIRST_LINE+1, (unsigned char *)"ROUND UP!");
             else
                 rb->lcd_puts(0, FIRST_LINE+1, (unsigned char *)"TIME OUT!");
+#ifdef HAVE_BACKLIGHT
             rb->backlight_on();
+#endif
             ticks = max_ticks;
         } else {
             now=*rb->current_tick;
             if (!chesspause) {
                 ticks+=now-last_tick;
                 if ((max_ticks-ticks)/HZ == 10) {
+#ifdef HAVE_BACKLIGHT
                     /* Backlight on if 10 seconds remain */
                     rb->backlight_on();
+#endif
                 }
             }
             last_tick=now;

apps/plugins/demystify.c

@@ -262,10 +262,12 @@ static void polygons_draw(struct polygon_fifo * polygons, struct screen * displa
 
 static void cleanup(void)
 {
+#ifdef HAVE_BACKLIGHT
     backlight_use_settings();
 #ifdef HAVE_REMOTE_LCD
     remote_backlight_use_settings();
 #endif
+#endif
 }
 
 #ifdef HAVE_LCD_COLOR
@@ -436,9 +438,11 @@ enum plugin_status plugin_start(const void* parameter)
 #if LCD_DEPTH > 1
     rb->lcd_set_backdrop(NULL);
 #endif
+#ifdef HAVE_BACKLIGHT
     backlight_ignore_timeout();
 #ifdef HAVE_REMOTE_LCD
     remote_backlight_ignore_timeout();
+#endif
 #endif
     ret = plugin_main();
 

apps/plugins/doom/rockdoom.c

@@ -722,7 +722,9 @@ enum plugin_status plugin_start(const void* parameter)
    systemvol= rb->global_settings->volume-rb->global_settings->volume%mod;
    general_translucency = default_translucency;                    // phares
 
+#ifdef HAVE_BACKLIGHT
    backlight_ignore_timeout();
+#endif
 #ifdef RB_PROFILE
    rb->profile_thread();
 #endif
@@ -736,8 +738,9 @@ enum plugin_status plugin_start(const void* parameter)
 #ifdef RB_PROFILE
    rb->profstop();
 #endif
+#ifdef HAVE_BACKLIGHT
    backlight_use_settings();
-
+#endif
    M_SaveDefaults ();
 
    I_Quit(); // Make SURE everything was closed out right

apps/plugins/fire.c

@@ -277,8 +277,10 @@ static void cleanup(void *parameter)
 #ifndef HAVE_LCD_COLOR
     grey_release();
 #endif
+#ifdef HAVE_BACKLIGHT
     /* Turn on backlight timeout (revert to settings) */
     backlight_use_settings();
+#endif
 }
 
 
@@ -366,8 +368,10 @@ enum plugin_status plugin_start(const void* parameter)
 #if LCD_DEPTH > 1
     rb->lcd_set_backdrop(NULL);
 #endif
+#ifdef HAVE_BACKLIGHT
     /* Turn off backlight timeout */
     backlight_ignore_timeout();
+#endif
 
 #if defined(HAVE_LCD_MODES) && (HAVE_LCD_MODES & LCD_MODE_PAL256)
     rb->lcd_set_mode(LCD_MODE_PAL256);

apps/plugins/fireworks.c

@@ -358,7 +358,9 @@ enum plugin_status plugin_start(const void* parameter)
 
     /* set everything up.. no BL timeout, no backdrop,
        white-text-on-black-background. */
+#ifdef HAVE_BACKLIGHT
     backlight_ignore_timeout();
+#endif
 #if LCD_DEPTH > 1
     rb->lcd_set_backdrop(NULL);
     rb->lcd_set_background(LCD_BLACK);
@@ -522,9 +524,10 @@ enum plugin_status plugin_start(const void* parameter)
                 break;
         }
     }
+#ifdef HAVE_BACKLIGHT
     /* Turn on backlight timeout (revert to settings) */
     backlight_use_settings();
-
+#endif
 #ifdef HAVE_ADJUSTABLE_CPU_FREQ
     rb->cpu_boost(false);
 #endif

apps/plugins/imageviewer/imageviewer.c

@@ -1025,8 +1025,10 @@ enum plugin_status plugin_start(const void* parameter)
                     ARRAYLEN(config), IMGVIEW_SETTINGS_MINVERSION);
     rb->memcpy(&old_settings, &settings, sizeof (settings));
 
+#ifdef HAVE_BACKLIGHT
     /* Turn off backlight timeout */
     backlight_ignore_timeout();
+#endif
 
 #if LCD_DEPTH > 1
     rb->lcd_set_backdrop(NULL);
@@ -1053,8 +1055,10 @@ enum plugin_status plugin_start(const void* parameter)
     rb->storage_spindown(rb->global_settings->disk_spindown);
 #endif
 
+#ifdef HAVE_BACKLIGHT
     /* Turn on backlight timeout (revert to settings) */
     backlight_use_settings();
+#endif
 
 #ifdef USEGSLIB
     grey_release(); /* deinitialize */

apps/plugins/invadrox.c

@@ -1899,8 +1899,9 @@ enum plugin_status plugin_start(UNUSED const void* parameter)
 {
     rb->lcd_setfont(FONT_SYSFIXED);
     /* Turn off backlight timeout */
+#ifdef HAVE_BACKLIGHT
     backlight_ignore_timeout();
-
+#endif
     /* now go ahead and have fun! */
     game_loop();
 
@@ -1916,8 +1917,9 @@ enum plugin_status plugin_start(UNUSED const void* parameter)
     /* Restore user's original backlight setting */
     rb->lcd_setfont(FONT_UI);
     /* Turn on backlight timeout (revert to settings) */
+#ifdef HAVE_BACKLIGHT
     backlight_use_settings();
-
+#endif
     return PLUGIN_OK;
 }
 

apps/plugins/lrcplayer.c

@@ -2687,8 +2687,10 @@ static int lrc_main(void)
         vp_lyrics[i].height -= h;
     }
 
+#ifdef HAVE_BACKLIGHT
     if (prefs.backlight_on)
         backlight_ignore_timeout();
+#endif
 
     /* in case settings that may affect break position
      * are changed (statusbar_on and wrap). */
@@ -2780,8 +2782,10 @@ static int lrc_main(void)
     FOR_NB_SCREENS(i)
         rb->viewportmanager_theme_undo(i, false);
 
+#ifdef HAVE_BACKLIGHT
     if (prefs.backlight_on)
         backlight_use_settings();
+#endif
 
     return ret;
 }

apps/plugins/maze.c

@@ -498,8 +498,10 @@ enum plugin_status plugin_start(const void* parameter)
     struct maze maze;
     (void)parameter;
 
+#ifdef HAVE_BACKLIGHT
     /* Turn off backlight timeout */
     backlight_ignore_timeout();
+#endif
 
     /* Seed the RNG */
     rb->srand(*rb->current_tick);
@@ -589,6 +591,8 @@ enum plugin_status plugin_start(const void* parameter)
 #endif
     }
     /* Turn on backlight timeout (revert to settings) */
+#ifdef HAVE_BACKLIGHT
     backlight_use_settings();
+#endif
     return ((quit == 1) ? PLUGIN_OK : PLUGIN_USB_CONNECTED);
 }

apps/plugins/mazezam.c

@@ -256,7 +256,9 @@ static void store_lcd_settings(void)
 ******************************************************************************/
 static void restore_lcd_settings(void) {
     /* Turn on backlight timeout (revert to settings) */
+#ifdef HAVE_BACKLIGHT
     backlight_use_settings();
+#endif
 
     /* Restore the old settings */
 #if LCD_DEPTH > 1
@@ -270,9 +272,10 @@ static void restore_lcd_settings(void) {
 * Adjust the LCD settings to suit MazezaM levels
 ******************************************************************************/
 static void plugin_lcd_settings(void) {
+#ifdef HAVE_BACKLIGHT
     /* Turn off backlight timeout */
     backlight_ignore_timeout();
-
+#endif
     /* Set the new settings */
 #ifdef HAVE_LCD_COLOR
     rb->lcd_set_background(MAZEZAM_BG_COLOR);

apps/plugins/mpegplayer/mpegplayer.c

@@ -1204,8 +1204,10 @@ static void osd_lcd_enable_hook(unsigned short id, void* param)
 static void osdbacklight_hw_on_video_mode(bool video_on)
 {
     if (video_on) {
+#ifdef HAVE_BACKLIGHT
         /* Turn off backlight timeout */
         backlight_ignore_timeout();
+#endif
 #if defined(HAVE_LCD_ENABLE) || defined(HAVE_LCD_SLEEP)
         rb->remove_event(LCD_EVENT_ACTIVATION, osd_lcd_enable_hook);
 #endif
@@ -1213,8 +1215,10 @@ static void osdbacklight_hw_on_video_mode(bool video_on)
 #if defined(HAVE_LCD_ENABLE) || defined(HAVE_LCD_SLEEP)
         rb->add_event(LCD_EVENT_ACTIVATION, osd_lcd_enable_hook);
 #endif
+#ifdef HAVE_BACKLIGHT
         /* Revert to user's backlight settings */
         backlight_use_settings();
+#endif
     }
 }
 

apps/plugins/oscilloscope.c

@@ -1929,9 +1929,10 @@ static void osc_cleanup(void)
     rb->lcd_set_foreground(LCD_DEFAULT_FG);
     rb->lcd_set_background(LCD_DEFAULT_BG);
 #endif
+#ifdef HAVE_BACKLIGHT
     /* Turn on backlight timeout (revert to settings) */
     backlight_use_settings();
-
+#endif
 
     /* save settings if changed */
     if (rb->memcmp(&osc, &osc_disk, sizeof(osc)))
@@ -1964,8 +1965,10 @@ static void osc_setup(void)
     mixer_sampr = rb->mixer_get_frequency();
 #endif
 
+#ifdef HAVE_BACKLIGHT
     /* Turn off backlight timeout */
     backlight_ignore_timeout();
+#endif
     graphmode_setup();
 }
 

apps/plugins/pacbox/pacbox.c

@@ -768,9 +768,11 @@ enum plugin_status plugin_start(const void* parameter)
        the settings have changed when we quit */
     old_settings = settings;
 
+#ifdef HAVE_BACKLIGHT
     /*Turn off backlight for ai*/
     if(settings.ai)
         backlight_ignore_timeout();
+#endif
 
     /* Initialise the hardware */
     init_PacmanMachine(settings_to_dip(settings));
@@ -803,8 +805,8 @@ enum plugin_status plugin_start(const void* parameter)
 #ifdef HAVE_ADJUSTABLE_CPU_FREQ
     rb->cpu_boost(false);
 #endif
-
+#ifdef HAVE_BACKLIGHT
     backlight_use_settings();
-
+#endif
     return PLUGIN_OK;
 }

apps/plugins/plasma.c

@@ -138,8 +138,10 @@ static void cleanup(void)
 #ifndef HAVE_LCD_COLOR
     grey_release();
 #endif
+#ifdef HAVE_BACKLIGHT
     /* Turn on backlight timeout (revert to settings) */
     backlight_use_settings();
+#endif
 #if defined(HAVE_LCD_MODES) && (HAVE_LCD_MODES & LCD_MODE_PAL256)
     rb->lcd_set_mode(LCD_MODE_RGB565);
 #endif
@@ -317,9 +319,10 @@ enum plugin_status plugin_start(const void* parameter)
 #if LCD_DEPTH > 1
     rb->lcd_set_backdrop(NULL);
 #endif
+#ifdef HAVE_BACKLIGHT
     /* Turn off backlight timeout */
     backlight_ignore_timeout();
-
+#endif
 #if defined(HAVE_LCD_MODES) && (HAVE_LCD_MODES & LCD_MODE_PAL256)
     rb->lcd_set_mode(LCD_MODE_PAL256);
 #endif

apps/plugins/pong.c

@@ -747,8 +747,10 @@ enum plugin_status plugin_start(const void* parameter)
        this to avoid the compiler warning about it */
     (void)parameter;
 
+#ifdef HAVE_BACKLIGHT
     /* Turn off backlight timeout */
     backlight_ignore_timeout();
+#endif
     /* Clear screen */
     rb->lcd_clear_display();
 
@@ -787,8 +789,9 @@ enum plugin_status plugin_start(const void* parameter)
             rb->lcd_clear_display();
         }
     }
-
+#ifdef HAVE_BACKLIGHT
     /* Turn on backlight timeout (revert to settings) */
     backlight_use_settings();
+#endif
     return (game == 0) ? PLUGIN_OK : PLUGIN_USB_CONNECTED;
 }

apps/plugins/resistor.c

@@ -574,7 +574,9 @@ static void display_helpfile(void)
 
 static void led_resistance_calc(void)
 {
+#ifdef HAVE_BACKLIGHT
     backlight_ignore_timeout();
+#endif
     int voltage_menu_selection, button_press, j, k, l, foreward_current = 0;
     int fwd_current_selection = 0;
     bool quit = false;
@@ -766,7 +768,10 @@ static void led_resistance_calc(void)
                 break;
             default:
                 quit = true;
+
+#ifdef HAVE_BACKLIGHT
                 backlight_use_settings();
+#endif
                 break;
         }
     }
@@ -779,7 +784,9 @@ static void led_resistance_calc(void)
 
 static void resistance_to_color(void)
 {
+#ifdef HAVE_BACKLIGHT
     backlight_ignore_timeout();
+#endif
     int menu_selection;
     int menu_selection_tol;
     int button_press;
@@ -903,7 +910,9 @@ static void resistance_to_color(void)
                 break;
             default:
                 quit = true;
+#ifdef HAVE_BACKLIGHT
                 backlight_use_settings();
+#endif
                 break;
         }
     }
@@ -915,7 +924,9 @@ static void resistance_to_color(void)
 
 static void color_to_resistance(void)
 {
+#ifdef HAVE_BACKLIGHT
     backlight_ignore_timeout();
+#endif
     bool quit = false;
     int button_input = 0;
 
@@ -984,7 +995,9 @@ static void color_to_resistance(void)
             case PLA_SELECT:
             default:
                 quit = true;
+#ifdef HAVE_BACKLIGHT
                 backlight_use_settings();
+#endif
                 break;
         }
     }

apps/plugins/rockblox.c

@@ -1505,14 +1505,16 @@ static int rockblox_loop (void)
 #ifdef HAS_BUTTON_HOLD
         if (rb->button_hold ()) {
             /* Turn on backlight timeout (revert to settings) */
+#ifdef HAVE_BACKLIGHT
             backlight_use_settings();
+#endif
             rb->splash(0, "Paused");
             while (rb->button_hold ())
                 rb->sleep(HZ/10);
-
+#ifdef HAVE_BACKLIGHT
             /* Turn off backlight timeout */
             backlight_ignore_timeout();
-
+#endif
             /* get rid of the splash text */
             rb->lcd_bitmap (rockblox_background, 0, 0, LCD_WIDTH, LCD_HEIGHT);
             show_details ();
@@ -1682,8 +1684,10 @@ enum plugin_status plugin_start (const void *parameter)
 
     rb->lcd_setfont (FONT_SYSFIXED);
 
+#ifdef HAVE_BACKLIGHT
     /* Turn off backlight timeout */
     backlight_ignore_timeout();
+#endif
     load_game();
     resume_file = resume;
 
@@ -1731,7 +1735,9 @@ enum plugin_status plugin_start (const void *parameter)
 
     /* Save user's HighScore */
     highscore_save(SCORE_FILE, highscores, NUM_SCORES);
+#ifdef HAVE_BACKLIGNT
     backlight_use_settings();
+#endif
 
     return PLUGIN_OK;
 }

apps/plugins/rockboy/menu.c

@@ -83,8 +83,9 @@ int do_user_menu(void) {
     rb->lcd_set_mode(LCD_MODE_RGB565);
 #endif
 
+#ifdef HAVE_BACKLIGHT
     backlight_use_settings();
-
+#endif
     /* Clean out the button Queue */
     while (rb->button_get(false) != BUTTON_NONE) 
         rb->yield();
@@ -138,9 +139,10 @@ int do_user_menu(void) {
     rb->lcd_set_mode(LCD_MODE_PAL256);
 #endif
 
+#ifdef HAVE_BACKLIGHT
     /* ignore backlight time out */
     backlight_ignore_timeout();
-
+#endif
     return ret;
 }
 

apps/plugins/rockboy/rockboy.c

@@ -594,9 +594,10 @@ enum plugin_status plugin_start(const void* parameter)
     rb->lcd_set_mode(LCD_MODE_PAL256);
 #endif
 
+#ifdef HAVE_BACKLIGHT
     /* ignore backlight time out */
     backlight_ignore_timeout();
-
+#endif
     gnuboy_main(parameter);
 
 #ifdef HAVE_WHEEL_POSITION
@@ -607,7 +608,9 @@ enum plugin_status plugin_start(const void* parameter)
     rb->lcd_set_mode(LCD_MODE_RGB565);
 #endif
 
+#ifdef HAVE_BACKLIGHT
     backlight_use_settings();
+#endif
 
     if(!rb->audio_status())
         rockboy_pcm_close();

apps/plugins/rocklife.c

@@ -473,7 +473,9 @@ enum plugin_status plugin_start(const void* parameter)
     char *ptemp;
     (void)(parameter);
 
+#ifdef HAVE_BACKLIGHT
     backlight_ignore_timeout();
+#endif
 #if LCD_DEPTH > 1
     rb->lcd_set_backdrop(NULL);
 #ifdef HAVE_LCD_COLOR
@@ -577,6 +579,8 @@ enum plugin_status plugin_start(const void* parameter)
         rb->yield();
     }
 
+#ifdef HAVE_BACKLIGHT
     backlight_use_settings();
+#endif
     return usb? PLUGIN_USB_CONNECTED: PLUGIN_OK;
 }

apps/plugins/sdl/main.c

@@ -64,8 +64,9 @@ void cleanup(void)
     if(audiobuf)
         memset(audiobuf, 0, 4); /* clear */
 
+#ifdef HAVE_BACKLIGHT
     backlight_use_settings();
-
+#endif
 #ifdef HAVE_ADJUSTABLE_CPU_FREQ
     rb->cpu_boost(false);
 #endif
@@ -218,8 +219,9 @@ enum plugin_status plugin_start(const void *param)
 #ifdef HAVE_ADJUSTABLE_CPU_FREQ
     rb->cpu_boost(true);
 #endif
-
+#ifdef HAVE_BACKLIGHT
     backlight_ignore_timeout();
+#endif
     /* set the real exit handler */
 #undef rb_atexit
     rb_atexit(cleanup);

apps/plugins/spacerocks.c

@@ -2125,8 +2125,10 @@ enum plugin_status plugin_start(const void* parameter)
 #endif
     /* universal font */
     rb->lcd_setfont(FONT_SYSFIXED);
+#ifdef HAVE_BACKLIGHT
     /* Turn off backlight timeout */
     backlight_ignore_timeout();
+#endif
     highscore_load(SCORE_FILE, highscores, NUM_SCORES);
     rb->srand(*rb->current_tick);
 
@@ -2138,8 +2140,10 @@ enum plugin_status plugin_start(const void* parameter)
 
     rb->lcd_setfont(FONT_UI);
     highscore_save(SCORE_FILE, highscores, NUM_SCORES);
+#ifdef HAVE_BACKLIGHT
     /* Turn on backlight timeout (revert to settings) */
     backlight_use_settings();
+#endif
 
     return ret;
 }

apps/plugins/speedread.c

@@ -141,7 +141,9 @@ static void cleanup(void)
 {
     if(custom_font != FONT_UI)
         rb->font_unload(custom_font);
+#ifdef HAVE_BACKLIGHT
     backlight_use_settings();
+#endif
 }
 
 /* returns height of drawn area */
@@ -300,7 +302,9 @@ static void begin_anim(void)
 
 static void init_drawing(void)
 {
+#ifdef HAVE_BACKLIGHT
     backlight_ignore_timeout();
+#endif
     atexit(cleanup);
 
     rb->lcd_set_background(OUTSIDE_COLOR);

apps/plugins/starfield.c

@@ -324,13 +324,14 @@ enum plugin_status plugin_start(const void* parameter)
     int ret;
 
     (void)parameter;
+#ifdef HAVE_BACKLIGHT
     /* Turn off backlight timeout */
     backlight_ignore_timeout();
-
+#endif
     ret = plugin_main();
-
+#ifdef HAVE_BACKLIGHT
     /* Turn on backlight timeout (revert to settings) */
     backlight_use_settings();
-
+#endif
     return ret;
 }

apps/plugins/stats.c

@@ -189,10 +189,12 @@ enum plugin_status plugin_start(const void* parameter)
         return PLUGIN_OK;
     }
     update_screen();
+#ifdef HAVE_BACKLIGHT
 #ifdef HAVE_REMOTE_LCD
     rb->remote_backlight_on();
 #endif
     rb->backlight_on();
+#endif
     rb->splash(HZ, "Done");
     update_screen();
     while (1) {

apps/plugins/wormlet.c

@@ -2415,9 +2415,10 @@ static bool launch_wormlet(void)
 
     rb->lcd_clear_display();
 
+#ifdef HAVE_BACKLIGHT
     /* Turn off backlight timeout */
     backlight_ignore_timeout();
-
+#endif
     /* start the game */
     while (game_result == 1)
         game_result = run();
@@ -2425,8 +2426,10 @@ static bool launch_wormlet(void)
     switch (game_result)
     {
         case 2:
+#ifdef HAVE_BACKLIGHT
             /* Turn on backlight timeout (revert to settings) */
             backlight_use_settings();
+#endif
             return false;
             break;
     }

apps/plugins/xobox.c

@@ -1303,9 +1303,10 @@ enum plugin_status plugin_start (const void *parameter)
     rb->lcd_set_backdrop(NULL);
 #endif
 
+#ifdef HAVE_BACKLIGHT
     /* Turn off backlight timeout */
     backlight_ignore_timeout();
-
+#endif
     highscore_load(SCORE_FILE, highscores, NUM_SCORES);
 
     if (!load_game()) {
@@ -1315,8 +1316,10 @@ enum plugin_status plugin_start (const void *parameter)
     randomize ();
     ret = xobox_loop ();
 
+#ifdef HAVE_BACKLIGHT
     /* Turn on backlight timeout (revert to settings) */
     backlight_use_settings();
+#endif
     rb->lcd_setfont (FONT_UI);
 
     highscore_save(SCORE_FILE, highscores, NUM_SCORES);

apps/plugins/xworld/sys.c

@@ -121,7 +121,9 @@ void exit_handler(void)
 #ifdef HAVE_ADJUSTABLE_CPU_FREQ
     rb->cpu_boost(false);
 #endif
+#ifdef HAVE_BACKLIGHT
     backlight_use_settings();
+#endif
 }
 
 static bool sys_do_help(void)
@@ -425,7 +427,9 @@ void sys_menu(struct System* sys)
 void sys_init(struct System* sys, const char* title)
 {
     (void) title;
+#ifdef HAVE_BACKLIGHT
     backlight_ignore_timeout();
+#endif
     rb_atexit(exit_handler);
     save_sys = sys;
     rb->memset(&sys->input, 0, sizeof(sys->input));