[PATCHv2 5/5] qemu: use sdl2 instead of sdl1

[Martin Jansa <martin.jansa@gmail.com>]

* sdl1 since qemu-2.12.0 depends on x11 in DISTRO_FEATURES, switch to sdl2

Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
---
 meta/recipes-devtools/qemu/qemu.inc | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

diff --git a/meta/recipes-devtools/qemu/qemu.inc b/meta/recipes-devtools/qemu/qemu.inc
index 9010a04792..8169e55e69 100644
--- a/meta/recipes-devtools/qemu/qemu.inc
+++ b/meta/recipes-devtools/qemu/qemu.inc
@@ -74,11 +74,11 @@ do_install_append() {
 # END of qemu-mips workaround
 
 PACKAGECONFIG ??= " \
-	fdt sdl kvm \
-	${@bb.utils.filter('DISTRO_FEATURES', 'alsa xen', d)} \
-	"
-PACKAGECONFIG_class-native ??= "fdt alsa kvm"
-PACKAGECONFIG_class-nativesdk ??= "fdt sdl kvm"
+    fdt sdl sdl2 kvm \
+    ${@bb.utils.filter('DISTRO_FEATURES', 'alsa xen', d)} \
+"
+PACKAGECONFIG_class-native ??= "fdt sdl sdl2 alsa kvm"
+PACKAGECONFIG_class-nativesdk ??= "fdt sdl sdl2 kvm"
 
 # Handle distros such as CentOS 5 32-bit that do not have kvm support
 PACKAGECONFIG_class-native_remove = "${@'kvm' if not os.path.exists('/usr/include/linux/kvm.h') else ''}"
@@ -87,6 +87,9 @@ PACKAGECONFIG_class-native_remove = "${@'kvm' if not os.path.exists('/usr/includ
 PACKAGECONFIG_remove_darwin = "kvm"
 PACKAGECONFIG_remove_mingw32 = "kvm"
 
+# sdl1 can be used only together with x11 in DISTRO_FEATURES, because since:
+# https://github.com/qemu/qemu/commit/2ec78706d188df7d3dab43d07b19b05ef7800a44
+# it explicitly includes X11/Xlib.h for all gtk, sdl1 UI backends
 PACKAGECONFIG[sdl] = "--enable-sdl,--disable-sdl,libsdl"
 PACKAGECONFIG[sdl2] = "--with-sdlabi=2.0,--with-sdlabi=1.2,libsdl2"
 PACKAGECONFIG[virtfs] = "--enable-virtfs --enable-attr,--disable-virtfs,libcap attr,"
-- 
2.17.0