view i18n/polib.LICENSE @ 28550:e2b9145e35d8

histedit: do not close stdin

Closing stdin is unexpected by chgserver and is not a good idea generally.
This patch refactors related code a bit and make sure stdin is not closed.
It will make chg much happier on test-histedit*.t.

copyright (c) 2006-2010 David JEAN LOUIS

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