From c3217df886422ecfc0be8b4fd28dec22f93f8f1a Mon Sep 17 00:00:00 2001
From: ahaslam <andrew@haslam.co.nz>
Date: Fri, 21 Sep 2018 13:12:44 +1200
Subject: [PATCH] Handled specific exception generated when detaching from the
 debug session in VS Code using the debug 'disconnect' button.  Prevents the
 ptvsd from becoming unresponsive (#823)

---
 ptvsd/wrapper.py | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/ptvsd/wrapper.py b/ptvsd/wrapper.py
index 3d5f2ffc..46256565 100644
--- a/ptvsd/wrapper.py
+++ b/ptvsd/wrapper.py
@@ -890,6 +890,15 @@ class VSCodeMessageProcessorBase(ipcjson.SocketIO, ipcjson.IpcChannel):
                     _util.lock_release(self._listening)
                     _util.lock_release(self._connected)
                 self.close()
+            except socket.error as exc:
+                if exc.errno == errno.ECONNRESET:
+                    debug('client socket forcibly closed')
+                    with self._connlock:
+                        _util.lock_release(self._listening)
+                        _util.lock_release(self._connected)
+                    self.close()
+                else:
+                    raise exc
         self.server_thread = _util.new_hidden_thread(
             target=process_messages,
             name=threadname,