43 lines
1.4 KiB
Rust
43 lines
1.4 KiB
Rust
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::PathBuf;
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fn main() {
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let out = &PathBuf::from(env::var_os("OUT_DIR").unwrap());
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// By default cortex-m-rt expects memory.x, however this causes issues with workspaces as it
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// will pick the first file that is found.
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// In order to get around this we make a dummy memory.x file
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File::create(out.join("memory.x")).unwrap();
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// Use memory.x.in as a template for the actual memory.x
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let memory = include_str!("memory.x.in")
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.replace("{BOOTLOADER}", "BOOTLOADER")
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.replace("{ACTIVE}", "FLASH");
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// And then include it with a unique name
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File::create(out.join("memory_app.x"))
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.unwrap()
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.write_all(memory.as_bytes())
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.unwrap();
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println!("cargo:rustc-link-search={}", out.display());
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println!("cargo:rerun-if-changed=memory.x.in");
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// And link with that one
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println!("cargo:rustc-link-arg-bins=-Tmemory_app.x");
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println!("cargo:rustc-link-arg-bins=--nmagic");
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println!("cargo:rustc-link-arg-bins=-Tlink.x");
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println!("cargo:rustc-link-arg-bins=-Tdefmt.x");
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if let Ok(dotenv_path) = dotenvy::dotenv() {
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println!("cargo:rerun-if-changed={}", dotenv_path.display());
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for env_var in dotenvy::dotenv_iter().unwrap() {
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let (key, value) = env_var.unwrap();
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println!("cargo:rustc-env={key}={value}");
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}
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}
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}
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