WebHost: use non-blocking file lock on unix, just like windows

2022-05-29 07:43:53 +00:00 · 2022-05-29 07:43:53 +00:00 · 3dd3f045e6
parent 6d3538a35b
commit 3dd3f045e6
1 changed files with 1 additions and 1 deletions
--- a/WebHostLib/autolauncher.py
+++ b/WebHostLib/autolauncher.py
@ -53,7 +53,7 @@ else:  # unix
        def __enter__(self):
            try:
                self.fp = open(self.lockfile, "wb")
-                fcntl.flock(self.fp.fileno(), fcntl.LOCK_EX)
+                fcntl.flock(self.fp.fileno(), fcntl.LOCK_EX | fcntl.LOCK_NB)
            except OSError as e:
                raise AlreadyRunningException() from e