use std::process::Command; fn main() { let assembly_exe_path = &format!("{}/asmprog", std::env::var("OUT_DIR").unwrap()); let assembly_obj_path = &format!("{}.o", assembly_exe_path); Command::new("nasm") .args(&["-f", "elf64", "src/prog.nasm", "-o", assembly_obj_path]) .spawn().expect("nasm build failed"); Command::new("ld") .args(&[assembly_obj_path, "-o", assembly_exe_path]) .spawn().expect("linking failed"); println!("cargo:rerun-if-changed=src/prog.nasm"); let c_exe_path = &format!("{}/cprog", std::env::var("OUT_DIR").unwrap()); Command::new("gcc") .args(&["-o", c_exe_path, "src/prog.c"]) .spawn().expect("C program compilation failed"); println!("cargo:rerun-if-changed=src/prog.c"); println!("cargo:rustc-env=TEST_PROG_PATH={}", assembly_exe_path); }