mirror of
https://github.com/mytechnotalent/Embedded-Hacking.git
synced 2026-07-07 13:08:09 +02:00
Kevin Thomas
106 lines
3.2 KiB
Rust
106 lines
3.2 KiB
Rust
//! Implementation module
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//!
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//! **File:** `build.rs`
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//! **Author:** Kevin Thomas
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//! **Date:** 2025
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//!
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//! MIT License
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//!
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//! Copyright (c) 2025 Kevin Thomas
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//!
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//! Permission is hereby granted, free of charge, to any person obtaining a copy
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//! of this software and associated documentation files (the "Software"), to deal
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//! in the Software without restriction, including without limitation the rights
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//! to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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//! copies of the Software, and to permit persons to whom the Software is
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//! furnished to do so, subject to the following conditions:
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//!
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//! The above copyright notice and this permission notice shall be included in
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//! all copies or substantial portions of the Software.
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//!
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//! THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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//! IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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//! FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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//! AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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//! LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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//! OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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//! SOFTWARE.
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// Import dependencies from std::fs
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use std::fs::{read_to_string, File};
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// Import std::io::Write
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use std::io::Write;
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// Import std::path::{Path, PathBuf}
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use std::path::{Path, PathBuf};
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/// The main entry point.
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fn main() {
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let out = PathBuf::from(std::env::var_os("OUT_DIR").unwrap());
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let c = read_to_string(".pico-rs").unwrap_or_default().trim().to_lowercase();
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setup_target(&c, &out);
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write_riscv(&out);
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print_cfgs(&out);
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}
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/// Executes the setup target operation.
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///
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/// # Arguments
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///
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/// * `c` - Target string from config.
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/// * `out` - Output path.
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fn setup_target(c: &str, out: &Path) {
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if c == "rp2040" {
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write_rp2040(out);
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} else {
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write_rp2350(out);
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}
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}
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/// Executes the write rp2040 operation.
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///
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/// # Arguments
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///
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/// * `out` - Output path.
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fn write_rp2040(out: &Path) {
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let b = include_bytes!("rp2040.x");
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File::create(out.join("memory.x")).unwrap().write_all(b).unwrap();
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println!("cargo::rustc-cfg=rp2040");
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println!("cargo:rerun-if-changed=rp2040.x");
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}
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/// Executes the write rp2350 operation.
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///
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/// # Arguments
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///
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/// * `out` - Output path.
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fn write_rp2350(out: &Path) {
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let b = include_bytes!("rp2350.x");
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File::create(out.join("memory.x")).unwrap().write_all(b).unwrap();
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println!("cargo::rustc-cfg=rp2350");
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println!("cargo:rerun-if-changed=rp2350.x");
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}
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/// Executes the write riscv operation.
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///
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/// # Arguments
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///
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/// * `out` - Output path.
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fn write_riscv(out: &Path) {
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let b = include_bytes!("rp2350_riscv.x");
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File::create(out.join("rp2350_riscv.x")).unwrap().write_all(b).unwrap();
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}
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/// Executes the print cfgs operation.
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///
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/// # Arguments
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///
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/// * `out` - Output path.
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fn print_cfgs(out: &Path) {
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println!("cargo::rustc-check-cfg=cfg(rp2040)");
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println!("cargo::rustc-check-cfg=cfg(rp2350)");
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println!("cargo:rustc-link-search={}", out.display());
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println!("cargo:rerun-if-changed=.pico-rs");
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println!("cargo:rerun-if-changed=rp2350_riscv.x");
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println!("cargo:rerun-if-changed=build.rs");
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}
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