gecko-dev/toolkit/library/rust/shared/build.rs
Nathan Froyd fa248b9bbb Bug 1505921 - update rust version check for oom hooking; r=chmanchester,glandium
Rust 1.30 is out, which means nightly is 1.32.
2018-11-10 11:17:21 -05:00

27 lines
1.1 KiB
Rust

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("1.33.0-alpha").unwrap();
if ver >= Version::parse("1.24.0").unwrap() && ver < Version::parse("1.27.0").unwrap() {
println!("cargo:rustc-cfg=feature=\"oom_with_global_alloc\"");
bootstrap = true;
} else 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");
}
}