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-rw-r--r--build/rust/mozbuild/lib.rs20
1 files changed, 20 insertions, 0 deletions
diff --git a/build/rust/mozbuild/lib.rs b/build/rust/mozbuild/lib.rs
new file mode 100644
index 0000000000..a22b1d9176
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+++ b/build/rust/mozbuild/lib.rs
@@ -0,0 +1,20 @@
+/* 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/. */
+
+use std::path::Path;
+
+// Path::new is not const at the moment. This is a non-generic version
+// of Path::new, similar to libstd's implementation of Path::new.
+#[inline(always)]
+const fn const_path(s: &'static str) -> &'static std::path::Path {
+ unsafe { &*(s as *const str as *const std::path::Path) }
+}
+
+pub const TOPOBJDIR: &Path = const_path(config::TOPOBJDIR);
+
+pub const TOPSRCDIR: &Path = const_path(config::TOPSRCDIR);
+
+pub mod config {
+ include!(env!("BUILDCONFIG_RS"));
+}