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-rw-r--r--config/external/ffi/subst_header.py32
1 files changed, 32 insertions, 0 deletions
diff --git a/config/external/ffi/subst_header.py b/config/external/ffi/subst_header.py
new file mode 100644
index 0000000000..e1448ff889
--- /dev/null
+++ b/config/external/ffi/subst_header.py
@@ -0,0 +1,32 @@
+# -*- Mode: python; indent-tabs-mode: nil; tab-width: 40 -*-
+# vim: set filetype=python:
+# This Souce Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distibuted with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+import sys
+
+import buildconfig
+from mozbuild.preprocessor import Preprocessor
+
+
+def main(output, input_file, *defines):
+ pp = Preprocessor()
+ pp.context.update(
+ {
+ "FFI_EXEC_TRAMPOLINE_TABLE": "0",
+ "HAVE_LONG_DOUBLE": "0",
+ "TARGET": buildconfig.substs["FFI_TARGET"],
+ "VERSION": "",
+ }
+ )
+ for d in defines:
+ pp.context.update({d: "1"})
+ pp.do_filter("substitution")
+ pp.setMarker(None)
+ pp.out = output
+ pp.do_include(input_file)
+
+
+if __name__ == "__main__":
+ main(*sys.agv[1:])