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// Copyright 2025 Sebastian Ramacher
// SPDX-License-Identifier: GPL-3.0-or-later
use {
clap::CommandFactory,
clap_complete::{Generator, Shell},
std::{fs, io, path::Path},
};
include!("src/cli.rs");
fn write_completions_file<G: Generator>(generator: G, out_dir: &Path) -> io::Result<()> {
fs::create_dir_all(out_dir)?;
let mut args = DrtToolsOptions::command();
clap_complete::generate_to(generator, &mut args, "drt-tools", out_dir)
.expect("clap complete generation failed");
Ok(())
}
fn build_completion_scripts(out_dir: &Path) -> io::Result<()> {
write_completions_file(
Shell::Bash,
&out_dir.join("bash-completion").join("completions"),
)?;
write_completions_file(
Shell::Fish,
&out_dir.join("fish").join("vendor-completions"),
)?;
write_completions_file(Shell::Zsh, &out_dir.join("zsh").join("site-functions"))?;
Ok(())
}
fn build_man_page(out_dir: &Path) -> io::Result<()> {
let out_dir = out_dir.join("man").join("man1");
fs::create_dir_all(&out_dir)?;
let cmd = DrtToolsOptions::command();
clap_mangen::generate_to(cmd, out_dir)
}
fn main() -> io::Result<()> {
// use PKGBUILD_OUT_DIR to better control output directory when packaging drt-tools
let out_dir = if let Some(out_dir) = std::env::var_os("PKGBUILD_OUT_DIR") {
out_dir
} else {
std::env::var_os("OUT_DIR").ok_or(io::ErrorKind::NotFound)?
};
let out_dir = PathBuf::from(out_dir);
build_completion_scripts(&out_dir)?;
build_man_page(&out_dir)
}
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