[Buildroot] [PATCH V2] sdl2: new package

[Guillaume GARDET]

Changes in V2:
* Fix SDL2 case: s/SDL2/sdl2/
* Add dependency on toolchain with dynamic library
* Remove unneeded 'SDL2' in sub-options names
* Remove unneeded space after comma in if statement
* Add explicit enable/disable options for tslib and alsa
* Remove Mesa3D optional part
* Move unconditionnal SDL2_CONF_OPTS upper
* Remove host build

Signed-off-by: Guillaume GARDET <guillaume.gardet at oliseo.fr>
Cc: Thomas Petazzoni <thomas.petazzoni at free-electrons.com>

---
 package/Config.in      |  1 +
 package/sdl2/Config.in | 26 +++++++++++++++++++++
 package/sdl2/sdl2.mk   | 62 ++++++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 89 insertions(+)
 create mode 100644 package/sdl2/Config.in
 create mode 100644 package/sdl2/sdl2.mk

diff --git a/package/Config.in b/package/Config.in
index 566a78a..cf4949a 100644
--- a/package/Config.in
+++ b/package/Config.in
@@ -219,6 +219,7 @@ endif
 	source "package/psplash/Config.in"
 	source "package/sawman/Config.in"
 	source "package/sdl/Config.in"
+	source "package/sdl2/Config.in"
 	source "package/sdl_gfx/Config.in"
 	source "package/sdl_image/Config.in"
 	source "package/sdl_mixer/Config.in"
diff --git a/package/sdl2/Config.in b/package/sdl2/Config.in
new file mode 100644
index 0000000..18e4f75
--- /dev/null
+++ b/package/sdl2/Config.in
@@ -0,0 +1,26 @@
+config BR2_PACKAGE_SDL2
+	depends on !BR2_STATIC_LIBS
+	bool "sdl2"
+	help
+	  Simple DirectMedia Layer 2 - SDL2 is a library that allows
+	  programs portable low level access to a video framebuffer,
+	  audio output, mouse, and keyboard. It is not compatible with SDL1.
+
+	  http://www.libsdl.org/
+
+comment "sdl2 needs a toolchain w/ dynamic library"
+        depends on BR2_STATIC_LIBS
+
+if BR2_PACKAGE_SDL2
+
+config BR2_PACKAGE_SDL2_DIRECTFB
+	bool "DirectFB video driver"
+	depends on BR2_PACKAGE_DIRECTFB
+
+config BR2_PACKAGE_SDL2_X11
+	bool "X11 video driver"
+	depends on BR2_PACKAGE_XORG7
+	select BR2_PACKAGE_XLIB_LIBX11
+	select BR2_PACKAGE_XLIB_LIBXEXT
+
+endif
diff --git a/package/sdl2/sdl2.mk b/package/sdl2/sdl2.mk
new file mode 100644
index 0000000..6a3caaf
--- /dev/null
+++ b/package/sdl2/sdl2.mk
@@ -0,0 +1,62 @@
+################################################################################
+#
+# sdl2
+#
+################################################################################
+
+SDL2_VERSION = 2.0.3
+SDL2_SOURCE = SDL2-$(SDL2_VERSION).tar.gz
+SDL2_SITE = http://www.libsdl.org/release
+SDL2_LICENSE = zlib
+SDL2_LICENSE_FILES = COPYING
+SDL2_INSTALL_STAGING = YES
+
+SDL2_CONF_OPTS += \
+	--enable-pulseaudio=no \
+	--disable-arts \
+	--disable-esd
+
+# We must enable static build to get compilation succesful.
+SDL2_CONF_OPTS += --enable-static
+
+ifeq ($(BR2_PACKAGE_SDL2_DIRECTFB),y)
+SDL2_DEPENDENCIES += directfb
+SDL2_CONF_OPTS += --enable-video-directfb=yes
+SDL2_CONF_ENV = ac_cv_path_DIRECTFBCONFIG=$(STAGING_DIR)/usr/bin/directfb-config
+else
+SDL2_CONF_OPTS += --enable-video-directfb=no
+endif
+
+ifeq ($(BR2_PACKAGE_SDL2_X11),y)
+SDL2_CONF_OPTS += --enable-video-x11=yes
+SDL2_DEPENDENCIES += \
+	xlib_libX11 xlib_libXext \
+	$(if $(BR2_PACKAGE_XLIB_LIBXRENDER),xlib_libXrender) \
+	$(if $(BR2_PACKAGE_XLIB_LIBXRANDR),xlib_libXrandr)
+else
+SDL2_CONF_OPTS += --enable-video-x11=no
+endif
+
+ifeq ($(BR2_PACKAGE_TSLIB),y)
+SDL2_DEPENDENCIES += tslib
+SDL2_CONF_OPTS += --enable-input-tslib
+else
+SDL2_CONF_OPTS += --disable-input-tslib
+endif
+
+ifeq ($(BR2_PACKAGE_ALSA_LIB),y)
+SDL2_DEPENDENCIES += alsa-lib
+SDL2_CONF_OPTS += --enable-alsa
+else
+SDL2_CONF_OPTS += --disable-alsa
+endif
+
+# Remove the -Wl,-rpath option.
+define SDL2_FIXUP_SDL2_CONFIG
+	$(SED) 's%-Wl,-rpath,\$${libdir}%%' \
+		$(STAGING_DIR)/usr/bin/sdl2-config
+endef
+
+SDL2_POST_INSTALL_STAGING_HOOKS += SDL2_FIXUP_SDL2_CONFIG
+
+$(eval $(autotools-package))
-- 
1.8.4.5