D6782: py3: use pycompat.sysargv[0] for instead of fsencode(sys.argv[0])

[martinvonz (Martin von Zweigbergk)]

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

REVISION SUMMARY
  Yuya noted in a recent review that fsencode(sys.argv[0]) could be
  incorrect on Windows.

REPOSITORY
  rHG Mercurial

REVISION DETAIL
  https://phab.mercurial-scm.org/D6782

AFFECTED FILES
  mercurial/utils/procutil.py

CHANGE DETAILS

diff --git a/mercurial/utils/procutil.py b/mercurial/utils/procutil.py
--- a/mercurial/utils/procutil.py
+++ b/mercurial/utils/procutil.py
@@ -245,8 +245,9 @@
             pycompat.fsencode(getattr(mainmod, '__file__', ''))) == 'hg'):
             _sethgexecutable(pycompat.fsencode(mainmod.__file__))
         else:
-            exe = findexe('hg') or os.path.basename(sys.argv[0])
-            _sethgexecutable(pycompat.fsencode(exe))
+            exe = (pycompat.fsencode(findexe('hg')) or
+                   os.path.basename(pycompat.sysargv[0]))
+            _sethgexecutable(exe)
     return _hgexecutable
 
 def _sethgexecutable(path):



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