fix tumbleweed

OBS-URL: https://build.opensuse.org/package/show/games/allegro44?expand=0&rev=2

allegro44.spec

@@ -1,7 +1,7 @@
 #
 # spec file for package allegro44
 #
-# Copyright (c) 2017 SUSE LINUX GmbH, Nuernberg, Germany.
+# Copyright (c) 2019 SUSE LINUX GmbH, Nuernberg, Germany.
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -42,6 +42,8 @@ Patch5:         allegro-4.4.2-no_c++.patch
 Patch6:         allegro-4.4.2-monotonic.patch
 # PATCH-FIX-OPENSUSE allegro4-4.4.2-src_x_xkeyboard.c.patch -- Fix include and 'XKeycodeToKeysym' is deprecated
 Patch7:         allegro-4.4.2-src_x_xkeyboard.c.patch
+# PATCH-FIX-OPENSUSE fix-glx.patch -- Fix issue with GLXext
+Patch8:         fix-glx.patch
 BuildRequires:  cmake
 BuildRequires:  fdupes
 BuildRequires:  pkg-config
@@ -195,6 +197,7 @@ This package is needed to build programs that use Allegro's logg.
 %patch5
 %patch6
 %patch7
+%patch8 -p1
 
 # SED-FIX-OPENSUSE – Fix include, warning "xf86dga.h is obsolete and may be removed in the future."
 sed -i 's|X11/extensions/xf86dga.h|X11/extensions/Xxf86dga.h|' src/x/xdga2.c

fix-glx.patch

@@ -0,0 +1,14 @@
+diff -Nur allegro-4.4.2/addons/allegrogl/include/allegrogl/GLext/glx_ext_defs.h new/addons/allegrogl/include/allegrogl/GLext/glx_ext_defs.h
+--- allegro-4.4.2/addons/allegrogl/include/allegrogl/GLext/glx_ext_defs.h	2008-10-09 19:22:52.000000000 +0200
++++ new/addons/allegrogl/include/allegrogl/GLext/glx_ext_defs.h	2019-01-23 17:53:44.359602186 +0100
+@@ -374,6 +374,10 @@
+ #define AGLX_ARB_fbconfig_float
+ #define GLX_RGBA_FLOAT_TYPE                0x20B9
+ #define GLX_RGBA_FLOAT_BIT                 0x00000004
++#else
++#ifndef GLX_RGBA_FLOAT_BIT
++#define GLX_RGBA_FLOAT_BIT GLX_RGBA_FLOAT_BIT_ARB
++#endif
+ #endif
+ 
+ #ifndef GLX_EXT_framebuffer_sRGB