drm_hwcomposer: Add meson.build file

This allows building without an AOSP tree, which significantly reduces
system requirements.

Signed-off-by: Roman Stratiienko <r.stratiienko@gmail.com>
diff --git a/hwc2_device/meson.build b/hwc2_device/meson.build
new file mode 100644
index 0000000..7e6b8f4
--- /dev/null
+++ b/hwc2_device/meson.build
@@ -0,0 +1,19 @@
+src_hwc2_device = files(
+    'hwc2_device.cpp',
+    'DrmHwcTwo.cpp',
+    'HwcDisplayConfigs.cpp',
+    'HwcDisplay.cpp',
+    'HwcLayer.cpp',
+)
+
+shared_library(
+    'hwcomposer.drm',
+    src_hwc2_device,
+    name_prefix : '',
+    cpp_args : common_cpp_flags + hwc2_cpp_flags,
+    dependencies : deps,
+    install : true,
+    link_whole: drmhwc_common,
+    install_dir : get_option('libdir') / 'hw',
+    include_directories: inc_include,
+)