forked from M-Labs/artiq-zynq
49 lines
2.0 KiB
Rust
49 lines
2.0 KiB
Rust
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use std::process::Command;
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use std::env;
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use std::fs::File;
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use std::io::Write;
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use std::path::{Path, PathBuf};
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fn main() {
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// FIXME: this is dirty and unreliable. How to depend on the output of the runtime build?
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let payload = "../target/armv7-none-eabihf/release/runtime";
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let out = env::var("OUT_DIR").unwrap();
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let out_dir = &PathBuf::from(&out);
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let status = Command::new("llvm-objcopy")
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.args(&["-O", "binary", payload, &format!("{}/payload.bin", out)])
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.status().unwrap();
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assert!(status.success());
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let status = Command::new("lzma")
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.args(&["--keep", "-f", &format!("{}/payload.bin", out)])
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.status().unwrap();
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assert!(status.success());
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println!("cargo:rerun-if-changed={}", payload);
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let status = Command::new("clang")
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.args(&["-target", "armv7-unknown-linux", "-fno-stack-protector",
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"src/unlzma.c", "-O2", "-c", "-fPIC", "-o",
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&format!("{}/unlzma.o", out)])
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.status().unwrap();
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assert!(status.success());
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let status = Command::new("llvm-ar")
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.args(&["crus", "libunlzma.a", "unlzma.o"])
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.current_dir(&Path::new(&out))
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.status().unwrap();
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assert!(status.success());
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println!("cargo:rustc-link-search=native={}", out);
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println!("cargo:rustc-link-lib=static=unlzma");
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println!("cargo:rerun-if-changed=src/unlzma.c");
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// Put the linker script somewhere the linker can find it
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File::create(out_dir.join("link.x"))
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.unwrap()
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.write_all(include_bytes!("link.x"))
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.unwrap();
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println!("cargo:rustc-link-search={}", out_dir.display());
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// Only re-run the build script when link.x is changed,
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// instead of when any part of the source code changes.
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println!("cargo:rerun-if-changed=link.x");
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}
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