From 28da2d245b3f7c1d562c76854f180910943c2ec3 Mon Sep 17 00:00:00 2001
From: Ivan Kravets <me@ikravets.com>
Date: Fri, 18 Feb 2022 18:51:03 +0200
Subject: [PATCH] Handle "BlockingIOError" when locking file resource

---
 platformio/package/lockfile.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/platformio/package/lockfile.py b/platformio/package/lockfile.py
index a24f59e7..576cd0f5 100644
--- a/platformio/package/lockfile.py
+++ b/platformio/package/lockfile.py
@@ -70,7 +70,8 @@ class LockFile(object):
                 fcntl.flock(self._fp.fileno(), fcntl.LOCK_EX | fcntl.LOCK_NB)
             elif LOCKFILE_CURRENT_INTERFACE == LOCKFILE_INTERFACE_MSVCRT:
                 msvcrt.locking(self._fp.fileno(), msvcrt.LK_NBLCK, 1)
-        except IOError:
+        except (BlockingIOError, IOError):
+            self._fp.close()
             self._fp = None
             raise LockFileExists
         return True