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.
25 lines
630 B
25 lines
630 B
|
|
extern crate rustc_version;
|
|
use rustc_version::{version, version_meta, Channel};
|
|
|
|
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");
|
|
}
|
|
}
|
|
}
|