Enable sdl2 build

0ad.spec

@@ -17,6 +17,13 @@
 %bcond_without	system_nvtt
 %bcond_without	nvtt
 
+# Default to sdl2 on rawhide
+%if 0%{?fedora} > 22
+%bcond_without	sdl2
+%else
+%bcond_with	sdl2
+%endif
+
 Name:		0ad
 Version:	0.0.18
 Release:	1%{?dist}
@@ -89,7 +96,11 @@ BuildRequires:	openal-soft-devel
 BuildRequires:	openjpeg-devel
 BuildRequires:	pkgconfig
 BuildRequires:	python
+%if %{with sdl2}
+BuildRequires:	SDL2-devel
+%else
 BuildRequires:	SDL-devel
+%endif
 BuildRequires:	subversion
 BuildRequires:	valgrind-devel
 BuildRequires:	wxGTK-devel
@@ -150,6 +161,9 @@ build/workspaces/update-workspaces.sh	\
 %endif
 %if %{without nvtt}
     --without-nvtt			\
+%endif
+%if %{with sdl2}
+    --sdl2				\
 %endif
     %{?_smp_mflags}
 
@@ -222,6 +236,10 @@ export STRIP=/bin/true
 %{_mandir}/man6/*.6*
 
 %changelog
+* Tue Mar 17 2015 pcpa <paulo.cesar.pereira.de.andrade@gmail.com> - 0.0.18-2
+- Use bcond for rpm conditional macros
+- Add rpm conditional to build with sdl2
+
 * Sat Mar 14 2015 pcpa <paulo.cesar.pereira.de.andrade@gmail.com> - 0.0.18-1
 - Update to latest upstream release
 - Change to -p0 patches