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30 lines
988 B
Rust
30 lines
988 B
Rust
use std::env;
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use std::fs;
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use std::path::Path;
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use std::process::Command;
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fn main() {
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let src_path = fs::canonicalize("./../builtins/bitcode/src/main.zig")
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.expect("Failed to resolve bitcode source");
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let src = src_path.to_str().expect("Invalid src path");
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let out_dir = env::var_os("OUT_DIR").unwrap();
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let dest_ll_path = Path::new(&out_dir).join("builtins.ll");
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let dest_ll = dest_ll_path.to_str().expect("Invalid dest ir path");
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let dest_bc_path = Path::new(&out_dir).join("builtins.bc");
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let dest_bc = dest_bc_path.to_str().expect("Invalid dest bc path");
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Command::new("zig")
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.args(&["build-obj", src, "-femit-llvm-ir=", dest_ll])
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.status()
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.unwrap();
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Command::new("llvm-as")
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.args(&[dest_ll, "-o", dest_bc])
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.status()
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.unwrap();
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println!("cargo:rerun-if-changed=build.rs");
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println!("cargo:rerun-if-changed={}", src);
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println!("cargo:rustc-env=BUILTINS_BC={}", dest_bc);
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}
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