Keep original exception when PID file creation fails

2017-05-07 21:55:59 +02:00 · 2017-05-07 21:55:59 +02:00 · 65c53df5b3
commit 65c53df5b3
parent 79bcedd4bc
1 changed files with 3 additions and 3 deletions
--- a/radicale/main.py
+++ b/radicale/main.py
@ -123,9 +123,9 @@ def daemonize(configuration, logger):
                pid_fd = os.open(
                    configuration.get("server", "pid"),
                    os.O_CREAT | os.O_EXCL | os.O_WRONLY)
-            except:
-                raise OSError(
-                    "PID file exists: %s" % configuration.get("server", "pid"))
+            except OSError as e:
+                raise OSError("PID file exists: %s" %
+                              configuration.get("server", "pid")) from e
        pid = os.fork()
        if pid:
            sys.exit()