Merge branch 'audio' into 'master'

Enable audio in scummvm, add schismtracker

See merge request !199

recipes/schismtracker/01_redox.patch

+diff -rupNw source-original/Makefile.am source/Makefile.am
+--- source-original/Makefile.am	2018-08-10 07:04:54.000000000 +0200
++++ source/Makefile.am	2018-12-30 23:18:07.957244170 +0100
+@@ -223,7 +223,7 @@ files_macosx = \
+ endif
+ 
+ if USE_NETWORK
+-cflags_network=-DUSE_NETWORK
++#cflags_network=-DUSE_NETWORK
+ endif
+ 
+ 
+diff -rupNw source-original/schism/main.c source/schism/main.c
+--- source-original/schism/main.c	2018-08-10 07:04:54.000000000 +0200
++++ source/schism/main.c	2018-12-30 23:19:24.954046191 +0100
+@@ -1033,7 +1033,7 @@ int main(int argc, char **argv)
+ 
+ 	video_fullscreen(0);
+ 
+-	tzset(); // localtime_r wants this
++	//tzset(); // localtime_r wants this
+ 	srand(time(NULL));
+ 	parse_options(argc, argv); /* shouldn't this be like, first? */
+ 

recipes/schismtracker/recipe.sh

+VERSION=20181223
+TAR=https://github.com/schismtracker/schismtracker/archive/$VERSION.tar.gz
+TAR_SHA256=fc32930c611fdb78face87dbe8a3c62e70088fd8d4ad803140e0b9a0b2e72ad7
+BUILD_DEPENDS=(sdl liborbital libiconv)
+
+function recipe_version {
+    echo "$VERSION"
+    skip=1
+}
+
+function recipe_update {
+    echo "skipping update"
+    skip=1
+}
+
+function recipe_build {
+    sysroot="${PWD}/../sysroot"
+    export CFLAGS="-I$sysroot/include -I$sysroot/include/SDL"
+    export LDFLAGS="-L$sysroot/lib"
+    export SDL_CONFIG="$sysroot/bin/sdl-config"
+    autoreconf -i
+    ./configure --host=${HOST} --prefix=''
+    make -j"$(nproc)"
+    skip=1
+}
+
+function recipe_test {
+    echo "skipping test"
+    skip=1
+}
+
+function recipe_clean {
+    make clean
+    skip=1
+}
+
+function recipe_stage {
+    dest="$(realpath $1)"
+    make DESTDIR="$dest" install
+    skip=1
+}

recipes/scummvm/01_redox.patch

-diff -rupNw source-original/audio/mixer.cpp source/audio/mixer.cpp
---- source-original/audio/mixer.cpp	2017-12-08 23:21:10.000000000 +0100
-+++ source/audio/mixer.cpp	2018-12-06 02:03:37.151198853 +0100
-@@ -237,7 +237,9 @@ void MixerImpl::playStream(
- 	}
- 
- 
--	assert(_mixerReady);
-+	if (autofreeStream == DisposeAfterUse::YES)
-+		delete stream;
-+	return;
- 
- 	// Prevent duplicate sounds
- 	if (id != -1) {
 diff -rupNw source-original/common/stream.cpp source/common/stream.cpp
 --- source-original/common/stream.cpp	2017-12-08 23:21:10.000000000 +0100
 +++ source/common/stream.cpp	2018-12-06 02:01:50.454108198 +0100

recipes/scummvm/recipe.sh

 VERSION=2.0.0
 TAR=https://www.scummvm.org/frs/scummvm/$VERSION/scummvm-$VERSION.tar.xz
+TAR_SHA256=9784418d555ba75822d229514a05cf226b8ce1a751eec425432e6b7e128fca60
 BUILD_DEPENDS=(sdl liborbital freetype zlib libpng)
 
 function recipe_version {