From 24b2c2f79935064b3d09604dda3da4f465e047e0 Mon Sep 17 00:00:00 2001
From: Michael Hamann <michael@content-space.de>
Date: Tue, 3 Apr 2018 08:36:06 +0200
Subject: [PATCH] Add SDL2 from Alpine Linux, force-enable directFB

---
 main/sdl2/APKBUILD                    | 50 +++++++++++++++++++++++++++
 main/sdl2/fix-directfb-include.patch  | 27 +++++++++++++++
 main/sdl2/fix-directfb-renderer.patch | 26 ++++++++++++++
 3 files changed, 103 insertions(+)
 create mode 100644 main/sdl2/APKBUILD
 create mode 100644 main/sdl2/fix-directfb-include.patch
 create mode 100644 main/sdl2/fix-directfb-renderer.patch

diff --git a/main/sdl2/APKBUILD b/main/sdl2/APKBUILD
new file mode 100644
index 000000000..febc5e92b
--- /dev/null
+++ b/main/sdl2/APKBUILD
@@ -0,0 +1,50 @@
+# Contributor: August Klein <amatcoder@gmail.com>
+# Maintainer: August Klein <amatcoder@gmail.com>
+pkgname=sdl2
+pkgver=2.0.8
+pkgrel=1
+pkgdesc="A development library designed to provide low level access to audio, keyboard, mouse, joystick and graphics"
+url="http://www.libsdl.org"
+arch="all"
+license="zlib"
+depends=""
+depends_dev="directfb-dev"
+makedepends="alsa-lib-dev directfb-dev libxcursor-dev libxrandr-dev libxrender-dev mesa-dev
+	libxscrnsaver-dev libxi-dev libx11-dev libxext-dev libusb-dev libxkbcommon-dev"
+subpackages="$pkgname-dev"
+source="https://www.libsdl.org/release/SDL2-$pkgver.tar.gz
+	fix-directfb-include.patch
+	fix-directfb-renderer.patch"
+builddir="$srcdir/SDL2-$pkgver"
+
+build() {
+	cd "$builddir"
+	# NOTE: Please do not remove the --enable-video-directfb flag.
+	# Some apps, used for booting Alpine derivatives, require this to function!
+	./configure \
+		--build=$CBUILD \
+		--host=$CHOST \
+		--prefix=/usr \
+		--enable-alsa \
+		--enable-clock_gettime \
+		--disable-arts \
+		--disable-esd \
+		--disable-nas \
+		--disable-rpath \
+		--with-x \
+		--enable-video-directfb
+	make
+}
+
+check() {
+	[ "$($builddir/sdl2-config --version)" = "$pkgver" ]
+}
+
+package() {
+	cd "$builddir"
+	make DESTDIR="$pkgdir" install
+}
+
+sha512sums="673c6058b8692a36b4a3594456b10ef6051efe79e4fb644421fc5c76b11fd68b895840a2c8b72413418c378733e2993d33f19767d0d7ed101eda6310bd70c869  SDL2-2.0.8.tar.gz
+f57a7a7b89f11934835b5693d104354be1107ddd31d34f6cfc07cf480b0811d775c95685f6b6b20c6154f03744ed976c8092973ddb6e87773969b8394e852c24  fix-directfb-include.patch
+bf4a8fa4392429252da0b2beed60cc6a0f74288987df6691413b1a2369f14ba07dd7c42d9c9255fe1204ffb96b5b6c28e92c220898ca595bc86d45fa33374c7c  fix-directfb-renderer.patch"
diff --git a/main/sdl2/fix-directfb-include.patch b/main/sdl2/fix-directfb-include.patch
new file mode 100644
index 000000000..0f7cf3601
--- /dev/null
+++ b/main/sdl2/fix-directfb-include.patch
@@ -0,0 +1,27 @@
+diff --git a/include/SDL_syswm.h b/include/SDL_syswm.h
+index 2d18afb..6416e2f 100644
+--- a/include/SDL_syswm.h
++++ b/include/SDL_syswm.h
+@@ -34,6 +34,11 @@
+ #include "SDL_version.h"
+ 
+ #include "begin_code.h"
++
++#if defined(SDL_VIDEO_DRIVER_DIRECTFB)
++#include <directfb.h>
++#endif
++
+ /* Set up for C function definitions, even when using C++ */
+ #ifdef __cplusplus
+ extern "C" {
+@@ -79,10 +84,6 @@ struct SDL_SysWMinfo;
+ 
+ #endif /* defined(SDL_VIDEO_DRIVER_X11) */
+ 
+-#if defined(SDL_VIDEO_DRIVER_DIRECTFB)
+-#include <directfb.h>
+-#endif
+-
+ #if defined(SDL_VIDEO_DRIVER_COCOA)
+ #ifdef __OBJC__
+ @class NSWindow;
diff --git a/main/sdl2/fix-directfb-renderer.patch b/main/sdl2/fix-directfb-renderer.patch
new file mode 100644
index 000000000..bd4058186
--- /dev/null
+++ b/main/sdl2/fix-directfb-renderer.patch
@@ -0,0 +1,26 @@
+diff --git a/configure b/configure
+index 1c7f87e..c5ce9c3 100755
+--- a/configure
++++ b/configure
+@@ -21475,6 +21487,9 @@ fi
+ 
+ $as_echo "#define SDL_VIDEO_DRIVER_DIRECTFB 1" >>confdefs.h
+ 
++
++$as_echo "#define SDL_VIDEO_RENDER_DIRECTFB 1" >>confdefs.h
++
+             SOURCES="$SOURCES $srcdir/src/video/directfb/*.c"
+             EXTRA_CFLAGS="$EXTRA_CFLAGS $DIRECTFB_CFLAGS"
+ 
+diff --git a/configure.in b/configure.in
+index 1c7e793..262885b 100644
+--- a/configure.in
++++ b/configure.in
+@@ -2150,6 +2150,7 @@ AC_HELP_STRING([--enable-directfb-shared], [dynamically load directfb support [[
+                               , enable_directfb_shared=yes)
+ 
+             AC_DEFINE(SDL_VIDEO_DRIVER_DIRECTFB, 1, [ ])
++            AC_DEFINE(SDL_VIDEO_RENDER_DIRECTFB, 1, [ ])
+             SOURCES="$SOURCES $srcdir/src/video/directfb/*.c"
+             EXTRA_CFLAGS="$EXTRA_CFLAGS $DIRECTFB_CFLAGS"
+