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build.rs
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28 lines (26 loc) · 784 Bytes
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extern crate autocfg;
fn main() {
let ac = autocfg::new();
// Check for a minimum version for a few features
if ac.probe_rustc_version(1, 20) {
println!("cargo:rustc-cfg=tuple_ty");
}
if ac.probe_rustc_version(1, 31) {
println!("cargo:rustc-cfg=allow_clippy");
}
if ac.probe_rustc_version(1, 36) {
println!("cargo:rustc-cfg=maybe_uninit");
}
if ac.probe_rustc_version(1, 40) {
println!("cargo:rustc-cfg=doctests");
}
if ac.probe_rustc_version(1, 51) {
println!("cargo:rustc-cfg=raw_ref_macros");
}
if ac.probe_rustc_version(1, 65) {
println!("cargo:rustc-cfg=stable_const");
}
if ac.probe_rustc_version(1, 77) {
println!("cargo:rustc-cfg=stable_offset_of");
}
}