meson: wire up selinux

Signed-off-by: Eric Engestrom <eric.engestrom@imgtec.com>
Reviewed-by: Dylan Baker <dylan@pnwbakers.com>

meson.build

@@ -694,8 +694,11 @@ endif
 prog_bison = find_program('bison', required : with_any_opengl)
 prog_flex = find_program('flex', required : with_any_opengl)
 
-# TODO: selinux
 dep_selinux = []
+if get_option('selinux')
+  dep_selinux = dependency('libselinux')
+  pre_args += '-DMESA_SELINUX'
+endif
 
 # TODO: llvm-prefix and llvm-shared-libs
 

meson_options.txt

@@ -160,3 +160,9 @@ option(
   value : false,
   description : 'Enable floating point textures and renderbuffers. This option may be patent encumbered, please read docs/patents.txt and consult with your lawyer before turning this on.'
 )
+option(
+  'selinux',
+  type : 'boolean',
+  value : false,
+  description : 'Build an SELinux-aware Mesa'
+)