From patchwork Mon Jan 15 13:25:33 2018
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Subject: D1859: commandserver: restore cwd in case of exception
From: phabricator <phabricator@mercurial-scm.org>
X-Patchwork-Id: 26760
Message-Id: <a7d5e7c38126c35fffeddce8e8a8a33a@localhost.localdomain>
To: mercurial-devel@mercurial-scm.org
Date: Mon, 15 Jan 2018 13:25:33 +0000

This revision was automatically updated to reflect the committed changes.
Closed by commit rHG40da2d7b4871: commandserver: restore cwd in case of exception (authored by indygreg, committed by ).

REPOSITORY
  rHG Mercurial

CHANGES SINCE LAST UPDATE
  https://phab.mercurial-scm.org/D1859?vs=4827&id=4830

REVISION DETAIL
  https://phab.mercurial-scm.org/D1859

AFFECTED FILES
  mercurial/commandserver.py

CHANGE DETAILS




To: indygreg, #hg-reviewers, yuja
Cc: mercurial-devel

diff --git a/mercurial/commandserver.py b/mercurial/commandserver.py
--- a/mercurial/commandserver.py
+++ b/mercurial/commandserver.py
@@ -247,13 +247,13 @@
         req = dispatch.request(args[:], copiedui, self.repo, self.cin,
                                self.cout, self.cerr)
 
-        ret = (dispatch.dispatch(req) or 0) & 255 # might return None
-
-        # restore old cwd
-        if '--cwd' in args:
-            os.chdir(self.cwd)
-
-        self.cresult.write(struct.pack('>i', int(ret)))
+        try:
+            ret = (dispatch.dispatch(req) or 0) & 255 # might return None
+            self.cresult.write(struct.pack('>i', int(ret)))
+        finally:
+            # restore old cwd
+            if '--cwd' in args:
+                os.chdir(self.cwd)
 
     def getencoding(self):
         """ writes the current encoding to the result channel """