d398a6ced2
- CitrineOS core extracted (CSMS OCPP 2.0.1) - OpenOCPP extracted (firmware OCPP 1.6J/2.0.1) - ShapeShifter library installed (pip install -e) - ShapeShifter specification extracted - EVerest extracted TODO updated with progress
82 lines
2.6 KiB
Rust
82 lines
2.6 KiB
Rust
use std::{
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env,
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fs::File,
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io::{self, BufRead, BufReader},
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path::Path,
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};
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/// Takes a path to a library like `libframework.so` and returns the name for the linker, aka
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/// `framework`
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fn libname_from_path(p: &Path) -> String {
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let base = p
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.file_stem()
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.and_then(|os_str| os_str.to_str())
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.expect("'p' must be valid UTF-8 and have an extension.")
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.strip_prefix("lib")
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.expect("'p' should start with `lib`");
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// foo.so.1.2.3 -> foo
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base.split('.').next().unwrap_or(base).to_string()
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}
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fn print_link_options(p: &Path) {
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println!(
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"cargo:rustc-link-search=native={}",
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p.parent().unwrap().to_string_lossy()
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);
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println!("cargo:rustc-link-lib={}", libname_from_path(p));
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}
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/// Registers the libraries specified in the `EVEREST_RS_LINK_DEPENDENCIES` environment variable.
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/// Expected to be a path to a text file that contains one object file path per line.
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fn register_everest_link_deps(link_deps_path: &str) -> io::Result<()> {
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let link_deps = File::open(link_deps_path).map_err(|e| {
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io::Error::new(
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e.kind(),
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format!("Could not open EVEREST_RS_LINK_DEPENDENCIES file '{link_deps_path}': {e}"),
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)
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})?;
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let mut found_any = false;
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for line in BufReader::new(link_deps).lines() {
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let line = line?;
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let path = Path::new(&line);
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if !path.is_file() {
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return Err(io::Error::new(io::ErrorKind::NotFound, format!(
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"Cannot find library path '{line}' specified in EVEREST_RS_LINK_DEPENDENCIES ({link_deps_path}).",
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)));
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}
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print_link_options(path);
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found_any = true;
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}
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if found_any {
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Ok(())
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} else {
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Err(io::Error::new(
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io::ErrorKind::NotFound,
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format!("No library paths found in EVEREST_RS_LINK_DEPENDENCIES ({link_deps_path})."),
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))
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}
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}
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fn main() {
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// See https://doc.rust-lang.org/cargo/reference/features.html#build-scripts
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// for details.
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if env::var("CARGO_FEATURE_BUILD_BAZEL").is_ok() {
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println!("Skipping due to bazel");
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return;
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}
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let Ok(link_deps_path) = env::var("EVEREST_RS_LINK_DEPENDENCIES") else {
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panic!("EVEREST_RS_LINK_DEPENDENCIES environment variable is not set. This variable should point to the build/everestrs-link-dependencies.txt file generated by CMake.");
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};
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register_everest_link_deps(&link_deps_path)
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.expect("Failed to register libraries specified in EVEREST_RS_LINK_DEPENDENCIES");
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println!("cargo:rustc-link-lib=boost_log");
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println!("cargo:rustc-link-lib=boost_log_setup");
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}
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