Mypal68/toolkit/library/rust/shared/build.rs
2024-01-07 10:34:56 +02:00

29 lines
1.1 KiB
Rust

/* 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/. */
extern crate rustc_version;
use rustc_version::{version, Version};
fn main() {
let ver = version().unwrap();
let mut bootstrap = false;
let max_oom_hook_version = Version::parse("1.39.0-alpha").unwrap();
if ver >= Version::parse("1.28.0-alpha").unwrap() && ver < max_oom_hook_version {
println!("cargo:rustc-cfg=feature=\"oom_with_hook\"");
bootstrap = true;
} 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_oom_hook_version, ver);
}
// This is a rather awful thing to do, but we're only doing it on
// versions of rustc that are not going to change the unstable APIs
// we use from under us, all being already released or beta.
if bootstrap {
println!("cargo:rustc-env=RUSTC_BOOTSTRAP=1");
}
}