From da3d6588801f36485f2b37df3eb83c37f05b0db7 Mon Sep 17 00:00:00 2001
From: Solomon Peachy <pizza@shaftnet.org>
Date: Mon, 9 Dec 2024 23:30:45 -0500
Subject: [PATCH] SDL:  Work around build problems with SDL2 < 2.0.6

SDL_AUDIO_ALLOW_SAMPLES_CHANGE was added in 2.0.6, just
ignore it if we're compiling against an old version

Change-Id: Ia317fe9780b9e39b9fa1f882ada845011d4e8e60
---
 firmware/target/hosted/sdl/pcm-sdl.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/firmware/target/hosted/sdl/pcm-sdl.c b/firmware/target/hosted/sdl/pcm-sdl.c
index efe78403a8..848d10757b 100644
--- a/firmware/target/hosted/sdl/pcm-sdl.c
+++ b/firmware/target/hosted/sdl/pcm-sdl.c
@@ -89,6 +89,10 @@ void pcm_play_unlock(void)
         SDL_UnlockMutex(audio_lock);
 }
 
+#ifndef SDL_AUDIO_ALLOW_SAMPLES_CHANGE
+#define SDL_AUDIO_ALLOW_SAMPLES_CHANGE 0
+#endif
+
 static void sdl_audio_callback(struct pcm_udata *udata, Uint8 *stream, int len);
 static void pcm_dma_apply_settings_nolock(void)
 {
@@ -120,6 +124,8 @@ static void pcm_dma_apply_settings_nolock(void)
     case AUDIO_S16MSB:
         pcm_channel_bytes = 2;
         break;
+    case AUDIO_S32MSB:
+    case AUDIO_S32LSB:
     case AUDIO_F32MSB:
     case AUDIO_F32LSB:
         pcm_channel_bytes = 4;