1 files changed, 36 insertions, 0 deletions
diff --git a/build/gn.mozbuild b/build/gn.mozbuild
new file mode 100644
index 0000000000..2351aca4a3
--- /dev/null
+++ b/build/gn.mozbuild
@@ -0,0 +1,36 @@
+# -*- Mode: python; indent-tabs-mode: nil; tab-width: 40 -*-
+# vim: set filetype=python:
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+gn_vars = {}
+
+if CONFIG['MOZ_DEBUG']:
+   gn_vars['is_debug'] = True
+else:
+   gn_vars['is_debug'] = False
+
+os = CONFIG['OS_TARGET']
+
+flavors = {
+    'WINNT': 'win',
+    'Android': 'android',
+    'Linux': 'linux',
+    'Darwin': 'mac' if CONFIG['MOZ_WIDGET_TOOLKIT'] == 'cocoa' else 'ios',
+    'SunOS': 'solaris',
+    'GNU/kFreeBSD': 'freebsd',
+    'DragonFly': 'dragonfly',
+    'FreeBSD': 'freebsd',
+    'NetBSD': 'netbsd',
+    'OpenBSD': 'openbsd',
+}
+gn_vars['target_os'] = flavors.get(os)
+
+arches = {
+    'x86_64': 'x64',
+    'aarch64': 'arm64',
+}
+
+gn_vars['host_cpu'] = arches.get(CONFIG['HOST_CPU_ARCH'], CONFIG['HOST_CPU_ARCH'])
+gn_vars['target_cpu'] = arches.get(CONFIG['CPU_ARCH'], CONFIG['CPU_ARCH'])