--- a/mercurial/debugcommands.py Fri Feb 23 23:09:58 2018 +0900
+++ b/mercurial/debugcommands.py Wed Feb 21 22:20:27 2018 +0900
@@ -1240,9 +1240,7 @@
# editor
editor = ui.geteditor()
editor = util.expandpath(editor)
- editorbin = pycompat.shlexsplit(editor, posix=not pycompat.iswindows)[0]
- if pycompat.iswindows and editorbin[0] == '"' and editorbin[-1] == '"':
- editorbin = editorbin[1:-1]
+ editorbin = util.shellsplit(editor)[0]
fm.write('editor', _("checking commit editor... (%s)\n"), editorbin)
cmdpath = util.findexe(editorbin)
fm.condwrite(not cmdpath and editor == 'vi', 'vinotfound',