provide stdlib

1 files changed, 21 insertions, 0 deletions

diff --git a/build.rs b/build.rs
index acbf264..8baa99f 100644
--- a/build.rs
+++ b/build.rs
@@ -199,6 +199,7 @@ fn main() {
     generate_bindings(target.as_str(), host.as_str(), include_paths.as_slice());
 
     link_tcl(target_os);
+    compress_stdlib(tcl_lib_path.join("tcl8.6"));
 
     println!("cargo:rerun-if-changed=build.rs");
 }
@@ -250,6 +251,26 @@ fn generate_bindings(target: &str, host: &str, headers_paths: &[String]) {
         .expect("Couldn't write bindings!");
 }
 
+fn compress_stdlib(stdlib_root: PathBuf) {
+    let out_dir = env::var("OUT_DIR").unwrap();
+    let tcl_stdlib_archive_path = Path::new(&out_dir).join("stdlib.tar.gz");
+    let writer = flate2::write::GzEncoder::new(
+        fs::File::create(tcl_stdlib_archive_path).unwrap(),
+        flate2::Compression::best(),
+    );
+    let mut ar = tar::Builder::new(writer);
+
+    for child in stdlib_root.read_dir().unwrap() {
+        let child = child.unwrap();
+        if child.path().is_dir() {
+            ar.append_dir_all(child.file_name(), child.path()).unwrap();
+        } else {
+            ar.append_path_with_name(child.path(), child.file_name())
+                .unwrap();
+        }
+    }
+}
+
 fn get_os_from_triple(triple: &str) -> Option<&str> {
     triple.splitn(3, "-").nth(2)
 }