40 lines
1.1 KiB
Rust
40 lines
1.1 KiB
Rust
use rustc_cfg::Cfg;
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use std::env;
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#[cfg(not(target_arch = "x86_64"))]
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fn asm(_out_dir: &str) {}
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#[cfg(target_arch = "x86_64")]
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fn asm(out_dir: &str) {
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use std::process::Command;
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println!("cargo:rerun-if-changed=src/asm/x86_64/trampoline.asm");
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let status = Command::new("nasm")
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.arg("-f").arg("bin")
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.arg("-o").arg(format!("{}/trampoline", out_dir))
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.arg("src/asm/x86_64/trampoline.asm")
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.status()
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.expect("failed to run nasm");
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if ! status.success() {
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panic!("nasm failed with exit status {}", status);
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}
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}
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fn main() {
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println!("cargo:rustc-env=TARGET={}", env::var("TARGET").unwrap());
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let out_dir = env::var("OUT_DIR").unwrap();
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asm(&out_dir);
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// Build pre kstart init asm code for aarch64
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let cfg = Cfg::new(env::var_os("TARGET").unwrap()).unwrap();
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if cfg.target_arch == "aarch64" {
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println!("cargo:rerun-if-changed=src/arch/aarch64/init/pre_kstart/early_init.S");
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cc::Build::new()
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.file("src/arch/aarch64/init/pre_kstart/early_init.S")
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.target("aarch64-unknown-redox")
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.compile("early_init");
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}
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}
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