mirror of https://github.com/rust-lang/cargo
40 lines
1.2 KiB
Rust
40 lines
1.2 KiB
Rust
use flate2::{Compression, GzBuilder};
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use std::ffi::OsStr;
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use std::fs;
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use std::path::Path;
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fn main() {
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compress_man();
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}
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fn compress_man() {
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let out_path = Path::new(&std::env::var("OUT_DIR").unwrap()).join("man.tgz");
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let dst = fs::File::create(out_path).unwrap();
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let encoder = GzBuilder::new()
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.filename("man.tar")
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.write(dst, Compression::best());
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let mut ar = tar::Builder::new(encoder);
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ar.mode(tar::HeaderMode::Deterministic);
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let mut add_files = |dir, extension| {
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let mut files = fs::read_dir(dir)
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.unwrap()
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.map(|e| e.unwrap().path())
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.collect::<Vec<_>>();
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files.sort();
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for path in files {
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if path.extension() != Some(extension) {
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continue;
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}
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println!("cargo:rerun-if-changed={}", path.display());
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ar.append_path_with_name(&path, path.file_name().unwrap())
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.unwrap();
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}
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};
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add_files(Path::new("src/etc/man"), OsStr::new("1"));
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add_files(Path::new("src/doc/man/generated_txt"), OsStr::new("txt"));
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let encoder = ar.into_inner().unwrap();
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encoder.finish().unwrap();
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}
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