1 files changed, 23 insertions, 0 deletions
diff --git a/mozglue/static/rust/wrappers.cpp b/mozglue/static/rust/wrappers.cpp
new file mode 100644
index 0000000000..926593f871
--- /dev/null
+++ b/mozglue/static/rust/wrappers.cpp
@@ -0,0 +1,23 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* 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/. */
+
+// This ensures the right configuration for e.g. MOZ_GLUE_IN_PROGRAM,
+// used in the MFBT headers included further below. We use js-confdefs.h
+// instead of mozilla-config.h because the latter is not present in
+// spidermonkey standalone builds while the former is always present.
+#include "js-confdefs.h"
+#include "mozilla/Assertions.h"
+#include "mozilla/Types.h"
+#include "mozilla/mozalloc_oom.h"
+
+// MOZ_Crash wrapper for use by rust, since MOZ_Crash is an inline function.
+extern "C" void RustMozCrash(const char* aFilename, int aLine,
+                             const char* aReason) {
+  MOZ_Crash(aFilename, aLine, aReason);
+}
+
+// mozalloc_handle_oom wrapper for use by rust, because mozalloc_handle_oom is
+// MFBT_API, that rust can't respect.
+extern "C" void RustHandleOOM(size_t size) { mozalloc_handle_oom(size); }