Backported from 631b13b5f4990b667e19d9fbdc467f0c873b6c15 Mon Sep 17 00:00:00 2001
From: Le Philousophe <lephilousophe@users.noreply.github.com>
Date: Mon, 5 Apr 2021 12:22:51 +0200
Subject: FLUIDSYNTH: Simplify FluidSynth version check

--- scummvm-2.2.0-orig/audio/softsynth/fluidsynth.cpp
+++ scummvm-2.2.0/audio/softsynth/fluidsynth.cpp
@@ -46,6 +46,14 @@
 #include "backends/platform/ios7/ios7_common.h"
 #endif
 
+// We assume here Fluidsynth minor will never be above 255 and
+// that micro versions won't break API compatibility
+#if defined(FLUIDSYNTH_VERSION_MAJOR) && defined(FLUIDSYNTH_VERSION_MINOR)
+#define FS_API_VERSION ((FLUIDSYNTH_VERSION_MAJOR << 8) | FLUIDSYNTH_VERSION_MINOR)
+#else
+#define FS_API_VERSION 0
+#endif
+
 class MidiDriver_FluidSynth : public MidiDriver_Emulated {
 private:
 	MidiChannel_MPU401 _midiChannels[16];
@@ -75,7 +83,7 @@
 
 	void setEngineSoundFont(Common::SeekableReadStream *soundFontData) override;
 	bool acceptsSoundFontData() override {
-#if defined(FLUIDSYNTH_VERSION_MAJOR) && FLUIDSYNTH_VERSION_MAJOR > 1
+#if FS_API_VERSION >= 0x0200
 		return true;
 #else
 		return false;
@@ -134,7 +142,7 @@
 
 // Soundfont memory loader callback functions.
 
-#if defined(FLUIDSYNTH_VERSION_MAJOR) && FLUIDSYNTH_VERSION_MAJOR > 1
+#if FS_API_VERSION >= 0x0200
 static void *SoundFontMemLoader_open(const char *filename) {
 	void *p;
 	if (filename[0] != '&') {
@@ -166,7 +174,7 @@
 	if (_isOpen)
 		return MERR_ALREADY_OPEN;
 
-#if defined(FLUIDSYNTH_VERSION_MAJOR) && FLUIDSYNTH_VERSION_MAJOR > 1
+#if FS_API_VERSION >= 0x0200
 	// When provided with in-memory SoundFont data, only use the configured
 	// SoundFont instead if it's explicitly configured on the current game.
 	bool isUsingInMemorySoundFontData = _engineSoundFontData && !ConfMan.getActiveDomain()->contains("soundfont");
@@ -246,7 +254,7 @@
 	const char *soundfont = !isUsingInMemorySoundFontData ?
 			ConfMan.get("soundfont").c_str() : Common::String::format("&%p", (void *)_engineSoundFontData).c_str();
 
-#if defined(FLUIDSYNTH_VERSION_MAJOR) && FLUIDSYNTH_VERSION_MAJOR > 1
+#if FS_API_VERSION >= 0x0200
 	if (isUsingInMemorySoundFontData) {
 		fluid_sfloader_t *soundFontMemoryLoader = new_fluid_defsfloader(_settings);
 		fluid_sfloader_set_callbacks(soundFontMemoryLoader,