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use std::path::PathBuf;
use std::{env, fs};
use std::sync::mpsc::channel;
fn collect_tree_sitter_dirs(ignore: &[String]) -> Vec<String> {
let mut dirs = Vec::new();
for entry in fs::read_dir("languages").unwrap().flatten() {
let path = entry.path();
let dir = path.file_name().unwrap().to_str().unwrap().to_string();
if !ignore.contains(&dir) {
dirs.push(dir);
}
}
dirs
}
fn collect_src_files(dir: &str) -> (Vec<String>, Vec<String>) {
eprintln!("Collect files for {}", dir);
let mut c_files = Vec::new();
let mut cpp_files = Vec::new();
let path = PathBuf::from("languages").join(&dir).join("src");
for entry in fs::read_dir(path).unwrap().flatten() {
let path = entry.path();
if path
.file_stem()
.unwrap()
.to_str()
.unwrap()
.starts_with("binding")
{
continue;
}
if let Some(ext) = path.extension() {
if ext == "c" {
c_files.push(path.to_str().unwrap().to_string());
} else if ext == "cc" || ext == "cpp" || ext == "cxx" {
cpp_files.push(path.to_str().unwrap().to_string());
}
}
}
(c_files, cpp_files)
}
fn build_c(files: Vec<String>, language: &str) {
let mut build = cc::Build::new();
for file in files {
build
.file(&file)
.include(PathBuf::from(file).parent().unwrap())
.pic(true)
.warnings(false);
}
build.compile(&format!("tree-sitter-{}-c", language));
}
fn build_cpp(files: Vec<String>, language: &str) {
let mut build = cc::Build::new();
for file in files {
build
.file(&file)
.include(PathBuf::from(file).parent().unwrap())
.pic(true)
.warnings(false)
.cpp(true)
.flag("-std=c++14");
}
build.compile(&format!("tree-sitter-{}-cpp", language));
}
fn build_dir(dir: &str, language: &str) {
println!("Build language {}", language);
if PathBuf::from("languages")
.join(dir)
.read_dir()
.unwrap()
.next()
.is_none()
{
eprintln!(
"The directory {} is empty, did you use 'git clone --recursive'?",
dir
);
eprintln!("You can fix in using 'git submodule init && git submodule update --recursive'.");
std::process::exit(1);
}
let (c, cpp) = collect_src_files(dir);
if !c.is_empty() {
build_c(c, language);
}
if !cpp.is_empty() {
build_cpp(cpp, language);
}
}
fn main() {
let ignore = vec![
"tree-sitter-typescript".to_string(),
".DS_Store".to_string(),
];
let dirs = collect_tree_sitter_dirs(&ignore);
let mut n_jobs = 0;
let pool = threadpool::Builder::new().build(); // by going through the builder, it'll use num_cpus
let (tx, rx) = channel();
for dir in dirs {
let tx = tx.clone();
n_jobs += 1;
pool.execute(move || {
let language = &dir[12..]; // skip tree-sitter- prefix
build_dir(&dir, language);
// report progress
tx.send(1).unwrap();
});
}
pool.join();
// drop(tx);
assert_eq!(rx.try_iter().sum::<usize>(), n_jobs);
build_dir("tree-sitter-typescript/tsx", "tsx");
build_dir("tree-sitter-typescript/typescript", "typescript");
}
|
