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use std::path::{Path, PathBuf};
use std::env;
use pkg_config;
fn main() {
println!("cargo:rerun-if-env-changed=TREE_SITTER_STATIC_ANALYSIS");
if env::var("TREE_SITTER_STATIC_ANALYSIS").is_ok() {
if let (Some(clang_path), Some(scan_build_path)) = (which("clang"), which("scan-build")) {
let clang_path = clang_path.to_str().unwrap();
let scan_build_path = scan_build_path.to_str().unwrap();
env::set_var(
"CC",
&format!(
"{} -analyze-headers --use-analyzer={} cc",
scan_build_path, clang_path
),
);
}
}
pkg_config::Config::new()
.statik(true)
.probe("tree-sitter")
.unwrap();
}
fn which(exe_name: impl AsRef<Path>) -> Option<PathBuf> {
env::var_os("PATH").and_then(|paths| {
env::split_paths(&paths).find_map(|dir| {
let full_path = dir.join(&exe_name);
if full_path.is_file() {
Some(full_path)
} else {
None
}
})
})
}
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