From 2fda86ce61d61eba6360095de441c7b825ab5213 Mon Sep 17 00:00:00 2001
From: Thomas Waldmann <tw@waldmann-edv.de>
Date: Wed, 15 Nov 2023 22:39:42 +0100
Subject: [PATCH] more detailled warnings for source file OSErrors

---
 src/borg/helpers/errors.py | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/src/borg/helpers/errors.py b/src/borg/helpers/errors.py
index d808c4c72..6d34b60d3 100644
--- a/src/borg/helpers/errors.py
+++ b/src/borg/helpers/errors.py
@@ -1,3 +1,4 @@
+import errno
 import os
 
 from ..constants import *  # NOQA
@@ -108,6 +109,27 @@ class BackupOSWarning(BorgWarning):
     """{}: {}"""
     exit_mcode = 104
 
+    @property
+    def exit_code(self):
+        if not modern_ec:
+            return EXIT_WARNING
+        exc = self.args[1]
+        assert isinstance(exc, BackupOSError)
+        if exc.errno in (errno.EPERM, errno.EACCES, ):
+            return PermissionWarning.exit_mcode
+        elif exc.errno in (errno.EIO, ):
+            return IOWarning.exit_mcode
+        else:
+            return self.exit_mcode
+
+
+class PermissionWarning(BorgWarning):
+    exit_mcode = 105
+
+
+class IOWarning(BorgWarning):
+    exit_mcode = 106
+
 
 class BackupError(Exception):
     """