commit 188132414539125353b1843746b48a349ad87838
Author:     Matthias Melcher <github@matthiasm.com>
AuthorDate: Fri Jan 27 12:08:08 2023 +0100
Commit:     Matthias Melcher <github@matthiasm.com>
CommitDate: Fri Jan 27 12:08:08 2023 +0100

    FLUID: close communications pipe

 fluid/ExternalCodeEditor_UNIX.cxx | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git fluid/ExternalCodeEditor_UNIX.cxx fluid/ExternalCodeEditor_UNIX.cxx
index 2860767..911fa3f 100644
--- fluid/ExternalCodeEditor_UNIX.cxx
+++ fluid/ExternalCodeEditor_UNIX.cxx
@@ -76,7 +76,10 @@ ExternalCodeEditor::~ExternalCodeEditor() {
            (void*)this, (long)pid_);
   close_editor();   // close editor, delete tmp file
   set_filename(0);  // free()s filename
-  if (alert_pipe_[0] != -1) ::close(alert_pipe_[0]);
+  if (alert_pipe_[0] != -1) {
+    Fl::remove_fd(alert_pipe_[0]);
+    ::close(alert_pipe_[0]);
+  }
   if (alert_pipe_[1] != -1) ::close(alert_pipe_[1]);
 }