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-rw-r--r--mozglue/static/rust/build.rs32
1 files changed, 32 insertions, 0 deletions
diff --git a/mozglue/static/rust/build.rs b/mozglue/static/rust/build.rs
new file mode 100644
index 0000000000..4df483da0a
--- /dev/null
+++ b/mozglue/static/rust/build.rs
@@ -0,0 +1,32 @@
+/* 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 rustc_version::{version, Version};
+
+fn main() {
+ let mut build = cc::Build::new();
+ build.cpp(true);
+ // For js-confdefs.h, see wrappers.cpp.
+ build.include(mozbuild::TOPOBJDIR.join("js").join("src"));
+ build.include(mozbuild::TOPOBJDIR.join("dist").join("include"));
+ build.define("MOZ_HAS_MOZGLUE", None);
+ build.file("wrappers.cpp");
+ build.compile("wrappers");
+ println!("cargo:rerun-if-changed=wrappers.cpp");
+
+ let ver = version().unwrap();
+ let max_oom_hook_version = Version::parse("1.71.0-alpha").unwrap();
+ // The new alloc error panic feature was temporarily reverted. We kept the
+ // code in tree, but the version here is such that it's effectively never used.
+ let max_alloc_error_panic_version = Version::parse("1.71.0-alpha").unwrap();
+
+ if ver < max_oom_hook_version {
+ println!("cargo:rustc-cfg=feature=\"oom_with_hook\"");
+ } else if ver < max_alloc_error_panic_version {
+ println!("cargo:rustc-cfg=feature=\"oom_with_alloc_error_panic\"");
+ } else if std::env::var("MOZ_AUTOMATION").is_ok() {
+ panic!("Builds on automation must use a version of rust for which we know how to hook OOM: want < {}, have {}",
+ max_alloc_error_panic_version, ver);
+ }
+}