You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
48 lines
1.1 KiB
48 lines
1.1 KiB
|
|
extern crate rustc_version;
|
|
use rustc_version::{version, version_meta, Channel};
|
|
|
|
fn build_tramp()
|
|
{
|
|
let mut builder = cc::Build::new();
|
|
// --std=c99 -W -Wall -Werror -pedantic -O3 -flto
|
|
builder.flag("--std=c99")
|
|
.flag("-W")
|
|
.flag("-Wall")
|
|
.flag_if_supported("-Wextra")
|
|
.flag("-Werror")
|
|
.flag("-pedantic")
|
|
.opt_level(3)
|
|
.flag_if_supported("-flto")
|
|
|
|
// Not sure if we want these two. We can check the codegen later.
|
|
// .pic(false)
|
|
.use_plt(false)
|
|
|
|
.file("alloca_trampoline_.c")
|
|
.compile("calloca_trampoline");
|
|
}
|
|
|
|
fn main() {
|
|
// Assert we haven't travelled back in time
|
|
assert!(version().unwrap().major >= 1);
|
|
|
|
// Set cfg flags depending on release channel
|
|
match version_meta().unwrap().channel {
|
|
Channel::Stable => {
|
|
println!("cargo:rustc-cfg=stable");
|
|
}
|
|
Channel::Beta => {
|
|
println!("cargo:rustc-cfg=beta");
|
|
}
|
|
Channel::Nightly => {
|
|
println!("cargo:rustc-cfg=nightly");
|
|
}
|
|
Channel::Dev => {
|
|
println!("cargo:rustc-cfg=dev");
|
|
}
|
|
}
|
|
|
|
build_tramp();
|
|
}
|