fix reloading

1 files changed, 5 insertions, 1 deletions

diff --git a/src/run/mod.rs b/src/run/mod.rs
index c0a108a..18d3f0a 100644
--- a/src/run/mod.rs
+++ b/src/run/mod.rs
@@ -143,8 +143,10 @@ impl Executor {
                         None => Box::new(io::stdout()),
                     };
 
-                    let cloned_session = self.se.clone();
+                    // currently only required for `re`, cannot happen in background thread
+                    builtin.special(self.se.clone(), &cmd.args);
 
+                    let cloned_session = self.se.clone();
                     let handle = std::thread::spawn(move || {
                         builtin.io(cloned_session, &cmd.args, &mut input, &mut output)
                     });
@@ -283,6 +285,8 @@ type BuiltinResult = Result<(), BuiltinError>;
 pub trait Builtin: Send + Sync {
     fn name(&self) -> &str;
 
+    fn special(&self, session: Arc<Mutex<Session>>, args: &[BString]) {}
+
     fn io(
         &self,
         session: Arc<Mutex<Session>>,