Added timidity support on Android

CMakeLists.txt

@@ -124,6 +124,7 @@ if(NOT WIN32)
             find_package(SDL)
         endif()
         find_package(Fluidsynth)
+        find_package(Timidity)
         find_package(Fontconfig)
         find_package(ICU OPTIONAL_COMPONENTS i18n lx)
     else()
@@ -220,6 +221,7 @@ link_package(LZO)
 
 if(NOT OPTION_DEDICATED)
     link_package(Fluidsynth)
+    link_package(Timidity)
     link_package(SDL)
     link_package(SDL2 TARGET SDL2::SDL2)
     link_package(Allegro)

cmake/FindTimidity.cmake

@@ -0,0 +1,65 @@
+#[=======================================================================[.rst:
+FindTimidity
+-------
+
+Finds the Timidity library.
+
+Result Variables
+^^^^^^^^^^^^^^^^
+
+This will define the following variables:
+
+`Timidity_FOUND``
+  True if the system has the Timidity library.
+``Timidity_INCLUDE_DIRS``
+  Include directories needed to use Timidity.
+``Timidity_LIBRARIES``
+  Libraries needed to link to Timidity.
+``Timidity_VERSION``
+  The version of the Timidity library which was found.
+
+Cache Variables
+^^^^^^^^^^^^^^^
+
+The following cache variables may also be set:
+
+``Timidity_INCLUDE_DIR``
+  The directory containing ``timidity.h``.
+``Timidity_LIBRARY``
+  The path to the Timidity library.
+
+#]=======================================================================]
+
+find_package(PkgConfig QUIET)
+pkg_check_modules(PC_Timidity QUIET timidity)
+
+find_path(Timidity_INCLUDE_DIR
+    NAMES timidity.h
+    PATHS ${PC_Timidity_INCLUDE_DIRS}
+)
+
+find_library(Timidity_LIBRARY
+    NAMES timidity
+    PATHS ${PC_Timidity_LIBRARY_DIRS}
+)
+
+set(Timidity_VERSION ${PC_Timidity_VERSION})
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(Timidity
+    FOUND_VAR Timidity_FOUND
+    REQUIRED_VARS
+        Timidity_LIBRARY
+        Timidity_INCLUDE_DIR
+    VERSION_VAR Timidity_VERSION
+)
+
+if(Timidity_FOUND)
+    set(Timidity_LIBRARIES ${Timidity_LIBRARY})
+    set(Timidity_INCLUDE_DIRS ${Timidity_INCLUDE_DIR})
+endif()
+
+mark_as_advanced(
+    Timidity_INCLUDE_DIR
+    Timidity_LIBRARY
+)

src/music/CMakeLists.txt

@@ -11,6 +11,12 @@ if(NOT OPTION_DEDICATED)
         CONDITION Fluidsynth_FOUND
     )
 
+    add_files(
+        libtimidity.cpp
+        libtimidity.h
+        CONDITION Timidity_FOUND
+    )
+
     add_files(
         cocoa_m.cpp
         cocoa_m.h

src/music/libtimidity.cpp

@@ -68,17 +68,17 @@ void Android_MidiMixMusic(Sint16 *stream, int len)
 static FMusicDriver_LibTimidity iFMusicDriver_LibTimidity;
 
 enum { TIMIDITY_MAX_VOLUME = 50 };
-const char *MusicDriver_LibTimidity::Start(const char * const *param)
+const char *MusicDriver_LibTimidity::Start(const StringList &param)
 {
 	_midi.status = MIDI_STOPPED;
 	_midi.song = NULL;
 	volume = TIMIDITY_MAX_VOLUME; // Avoid clipping
 
-	if (mid_init(param == NULL ? NULL : const_cast<char *>(param[0])) < 0) {
+	if (mid_init(NULL) < 0) {
 		/* If init fails, it can be because no configuration was found.
 		 *  If it was not forced via param, try to load it without a
 		 *  configuration. Who knows that works. */
-		if (param != NULL || mid_init_no_config() < 0) {
+		if (mid_init_no_config() < 0) {
 			return "error initializing timidity";
 		}
 	}

src/music/libtimidity.h

@@ -1,5 +1,3 @@
-/* $Id$ */
-
 /*
  * This file is part of OpenTTD.
  * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
@@ -18,18 +16,19 @@
 class MusicDriver_LibTimidity : public MusicDriver {
 	int volume;
 public:
-	/* virtual */ const char *Start(const char * const *param);
+	const char *Start(const StringList &param) override;
 
-	/* virtual */ void Stop();
+	void Stop() override;
 
-	/* virtual */ void PlaySong(const MusicSongInfo &song);
+	void PlaySong(const MusicSongInfo &song) override;
 
-	/* virtual */ void StopSong();
+	void StopSong() override;
 
-	/* virtual */ bool IsSongPlaying();
+	bool IsSongPlaying() override;
 
-	/* virtual */ void SetVolume(byte vol);
-	/* virtual */ const char *GetName() const { return "libtimidity"; }
+	void SetVolume(byte vol) override;
+
+	const char *GetName() const override { return "libtimidity"; }
 };
 
 /** Factory for the libtimidity driver. */