(Audio DSP) Make it no longer dependent on HAVE_DYLIB being

defined

driver.c

@@ -966,14 +966,16 @@ void uninit_drivers(void)
    driver.input_data_own  = false;
 }
 
-#ifdef HAVE_DYLIB
 void rarch_init_dsp_filter(void)
 {
+   const rarch_dsp_plugin_t* (RARCH_API_CALLTYPE *plugin_init)(void);
    if (!(*g_settings.audio.dsp_plugin))
       return;
 
    rarch_dsp_info_t info = {0};
+   plugin_init = NULL;
 
+#ifdef HAVE_DYLIB
    g_extern.audio_data.dsp_lib = dylib_load(g_settings.audio.dsp_plugin);
    if (!g_extern.audio_data.dsp_lib)
    {
@@ -981,8 +983,8 @@ void rarch_init_dsp_filter(void)
       return;
    }
 
-   const rarch_dsp_plugin_t* (RARCH_API_CALLTYPE *plugin_init)(void) = 
+    plugin_init = (const rarch_dsp_plugin_t *(RARCH_API_CALLTYPE*)(void))dylib_proc(g_extern.audio_data.dsp_lib, "rarch_dsp_plugin_init");
-      (const rarch_dsp_plugin_t *(RARCH_API_CALLTYPE*)(void))dylib_proc(g_extern.audio_data.dsp_lib, "rarch_dsp_plugin_init");
+#endif
 
    if (!plugin_init)
    {
@@ -1017,22 +1019,25 @@ void rarch_init_dsp_filter(void)
    return;
 
 error:
+#ifdef HAVE_DYLIB
    if (g_extern.audio_data.dsp_lib)
       dylib_close(g_extern.audio_data.dsp_lib);
-   g_extern.audio_data.dsp_plugin = NULL;
    g_extern.audio_data.dsp_lib = NULL;
+#endif
+   g_extern.audio_data.dsp_plugin = NULL;
 }
 
 void rarch_deinit_dsp_filter(void)
 {
    if (g_extern.audio_data.dsp_plugin && g_extern.audio_data.dsp_plugin->free)
       g_extern.audio_data.dsp_plugin->free(g_extern.audio_data.dsp_handle);
+#ifdef HAVE_DYLIB
    if (g_extern.audio_data.dsp_lib)
       dylib_close(g_extern.audio_data.dsp_lib);
+#endif
    g_extern.audio_data.dsp_handle = NULL;
    g_extern.audio_data.dsp_plugin = NULL;
 }
-#endif
 
 void init_audio(void)
 {

driver.h

@@ -584,9 +584,10 @@ float driver_sensor_get_input(unsigned port, unsigned action);
 #ifdef HAVE_DYLIB
 void rarch_deinit_filter(void);
 void rarch_init_filter(enum retro_pixel_format);
+#endif
+
 void rarch_init_dsp_filter(void);
 void rarch_deinit_dsp_filter(void);
-#endif
 
 // Used by RETRO_ENVIRONMENT_GET_CAMERA_INTERFACE
 #ifdef HAVE_CAMERA

frontend/menu/backend/menu_common_backend.c

@@ -337,9 +337,7 @@ static void menu_common_entries_init(void *data, unsigned menu_type)
          break;
       case RGUI_SETTINGS_AUDIO_OPTIONS:
          file_list_clear(rgui->selection_buf);
-#ifdef HAVE_DYLIB
          file_list_push(rgui->selection_buf, "DSP Filter", RGUI_SETTINGS_AUDIO_DSP_FILTER, 0);
-#endif
          file_list_push(rgui->selection_buf, "Mute Audio", RGUI_SETTINGS_AUDIO_MUTE, 0);
          file_list_push(rgui->selection_buf, "Rate Control Delta", RGUI_SETTINGS_AUDIO_CONTROL_RATE_DELTA, 0);
 #ifdef __CELLOS_LV2__
@@ -1457,11 +1455,11 @@ static int menu_common_iterate(void *data, unsigned action)
             }
             else if (menu_type == RGUI_SETTINGS_AUDIO_DSP_FILTER)
             {
-               fill_pathname_join(g_settings.audio.dsp_plugin, dir, path, sizeof(g_settings.audio.dsp_plugin));
 #ifdef HAVE_DYLIB
+               fill_pathname_join(g_settings.audio.dsp_plugin, dir, path, sizeof(g_settings.audio.dsp_plugin));
+#endif
                rarch_deinit_dsp_filter();
                rarch_init_dsp_filter();
-#endif
                menu_flush_stack_type(rgui, RGUI_SETTINGS_AUDIO_OPTIONS);
             }
             else if (menu_type == RGUI_SAVESTATE_DIR_PATH)
@@ -2531,11 +2529,11 @@ static int menu_common_setting_set(void *data, unsigned setting, unsigned action
                rgui->need_refresh = true;
                break;
             case RGUI_ACTION_START:
-               strlcpy(g_settings.audio.dsp_plugin, "", sizeof(g_settings.audio.dsp_plugin));
 #ifdef HAVE_DYLIB
+               strlcpy(g_settings.audio.dsp_plugin, "", sizeof(g_settings.audio.dsp_plugin));
+#endif
                rarch_deinit_dsp_filter();
                rarch_init_dsp_filter();
-#endif
                break;
          }
          break;

retroarch.c

@@ -386,7 +386,6 @@ static bool audio_flush(const int16_t *data, size_t samples)
          g_extern.audio_data.volume_gain);
    RARCH_PERFORMANCE_STOP(audio_convert_s16);
 
-#if defined(HAVE_DYLIB)
    rarch_dsp_output_t dsp_output = {0};
    rarch_dsp_input_t dsp_input   = {0};
    dsp_input.samples             = g_extern.audio_data.data;
@@ -397,10 +396,6 @@ static bool audio_flush(const int16_t *data, size_t samples)
 
    src_data.data_in      = dsp_output.samples ? dsp_output.samples : g_extern.audio_data.data;
    src_data.input_frames = dsp_output.samples ? dsp_output.frames : (samples >> 1);
-#else
-   src_data.data_in      = g_extern.audio_data.data;
-   src_data.input_frames = samples >> 1;
-#endif
 
    src_data.data_out = g_extern.audio_data.outsamples;
 
@@ -2566,7 +2561,6 @@ static void check_screenshot(void)
 }
 #endif
 
-#ifdef HAVE_DYLIB
 static void check_dsp_config(void)
 {
    if (!g_extern.audio_data.dsp_plugin || !g_extern.audio_data.dsp_plugin->config)
@@ -2579,7 +2573,6 @@ static void check_dsp_config(void)
 
    old_pressed = pressed;
 }
-#endif
 
 static void check_mute(void)
 {
@@ -2758,9 +2751,7 @@ static void do_state_checks(void)
       check_cheats();
       check_disk();
 
-#ifdef HAVE_DYLIB
       check_dsp_config();
-#endif
       check_reset();
 #ifdef HAVE_NETPLAY
    }