70 lines
2.3 KiB
Rust
70 lines
2.3 KiB
Rust
use std::fs;
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use std::path::{Path, PathBuf};
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use std::str::FromStr;
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fn main() {
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cxx_build::bridges(["src/lib.rs", "src/config.rs", "src/login.rs"])
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.std("c++20")
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.compile("dnf_utils");
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println!("cargo:rerun-if-changed=src/lib.rs");
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println!("cargo:rerun-if-changed=src/config.rs");
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let out_dir = "src/protobuf";
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if PathBuf::from_str(out_dir).unwrap().exists() {
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fs::remove_dir_all(out_dir).expect("清空输出目录出错");
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}
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fs::create_dir_all(out_dir).expect("创建输出目录出错");
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let proto_list = get_filenames("proto")
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.expect("读取Protobuf定义文件列表失败")
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.iter()
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.filter_map(|file| {
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if file.ends_with(".proto") {
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Some(file.clone())
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} else {
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None
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}
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})
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.collect::<Vec<_>>();
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prost_build::Config::new()
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.out_dir(out_dir)
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.compile_protos(&proto_list, &["proto/".to_string()])
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.unwrap();
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//tonic_prost_build::configure()
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// .out_dir(out_dir)
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// .compile_protos(&proto_list, &["proto/".to_string()])?;
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let mod_file = format!("{}/mod.rs", out_dir);
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let mod_content = get_filenames(out_dir).expect("无法列出目录内容");
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let mod_content = mod_content
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.iter()
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.map(|file| format!("pub mod {};", file.trim_end_matches(".rs")))
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.collect::<Vec<_>>()
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.join("\n");
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fs::write(&mod_file, mod_content).expect("写出文件失败");
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fs::write(
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format!("{}/README.md", out_dir),
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"# Warning！\n\n[protobuf](../protobuf) 中的文件由构建脚本生成，重新生成时将会**删除**此目录内的**全部文件**\
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，请不要在此目录内工作，否则可能丢失工作进度！\n\n## 你被警告了！",
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).unwrap();
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}
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fn get_filenames(dir: &str) -> Result<Vec<String>, std::io::Error> {
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println!("cargo:rerun-if-changed=proto");
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let entries = fs::read_dir(Path::new(dir))?;
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let filenames: Vec<String> = entries
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.filter_map(|entry| {
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let path = entry.ok()?.path();
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if path.is_file() {
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path.file_name()?.to_str().map(|s| s.to_owned())
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} else {
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None
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}
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})
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.collect();
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Ok(filenames)
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}
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