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Diffstat (limited to '')
-rw-r--r-- | mozglue/static/rust/build.rs | 32 |
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); + } +} |