libglu: new package

This package is needed for OpenGL support in xbmc:
https://github.com/xbmc/xbmc/blob/Gotham/configure.in#L1070

Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/Config.in

@@ -618,6 +618,7 @@ menu "Graphics"
 	source "package/libgail/Config.in"
 	source "package/libgeotiff/Config.in"
 	source "package/libglade/Config.in"
+	source "package/libglu/Config.in"
 	source "package/libgtk2/Config.in"
 	source "package/libpng/Config.in"
 	source "package/libqrencode/Config.in"

package/libglu/Config.in

@@ -0,0 +1,10 @@
+config BR2_PACKAGE_LIBGLU
+	bool "libglu"
+	depends on BR2_PACKAGE_HAS_LIBGL
+	help
+	  Mesa OpenGL Utility library
+
+	  http://cgit.freedesktop.org/mesa/glu/
+
+comment "libglu needs an OpenGL backend"
+	depends on !BR2_PACKAGE_HAS_LIBGL

package/libglu/libglu.mk

@@ -0,0 +1,17 @@
+################################################################################
+#
+# libglu
+#
+################################################################################
+
+LIBGLU_VERSION = 9.0.0
+LIBGLU_SITE = http://cgit.freedesktop.org/mesa/glu/snapshot
+LIBGLU_SOURCE = glu-$(LIBGLU_VERSION).tar.gz
+LIBGLU_LICENSE = SGI-B-2.0
+LIBGLU_LICENSE_FILES = include/GL/glu.h
+LIBGLU_INSTALL_STAGING = YES
+# upstream does not distribute a autoconf´ed configure script
+LIBGLU_AUTORECONF = YES
+LIBGLU_DEPENDENCIES = libgl
+
+$(eval $(autotools-package))