D2245: ui: coerce system exception to bytes before dropping it in our StdioError

[durin42 (Augie Fackler)]

durin42 created this revision.
Herald added a subscriber: mercurial-devel.
Herald added a reviewer: hg-reviewers.

REPOSITORY
  rHG Mercurial

REVISION DETAIL
  https://phab.mercurial-scm.org/D2245

AFFECTED FILES
  mercurial/ui.py

CHANGE DETAILS

diff --git a/mercurial/ui.py b/mercurial/ui.py
--- a/mercurial/ui.py
+++ b/mercurial/ui.py
@@ -958,7 +958,7 @@
                     self.ferr.flush()
         except IOError as inst:
             if inst.errno not in (errno.EPIPE, errno.EIO, errno.EBADF):
-                raise error.StdioError(inst)
+                raise error.StdioError(pycompat.bytestr(inst))
 
     def flush(self):
         # opencode timeblockedsection because this is a critical path



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