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24 lines
788 B
Rust
24 lines
788 B
Rust
use std::env;
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fn main() {
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check_rust_version();
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println!("cargo:rerun-if-env-changed=CARGO_CFG_BPF_TARGET_ARCH");
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if let Ok(arch) = env::var("CARGO_CFG_BPF_TARGET_ARCH") {
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println!("cargo:rustc-cfg=bpf_target_arch=\"{arch}\"");
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} else {
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let arch = env::var("HOST").unwrap();
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let arch = arch.split_once('-').map_or(&*arch, |x| x.0);
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println!("cargo:rustc-cfg=bpf_target_arch=\"{arch}\"");
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}
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println!("cargo::rustc-check-cfg=cfg(bpf_target_arch, values(\"x86_64\",\"arm\",\"aarch64\",\"riscv64\",\"powerpc64\",\"s390x\"))");
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println!("cargo::rustc-check-cfg=cfg(unstable)");
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}
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#[rustversion::nightly]
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fn check_rust_version() {
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println!("cargo:rustc-cfg=unstable");
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}
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#[rustversion::not(nightly)]
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fn check_rust_version() {}
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