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From: Eli Zaretskii <eliz@gnu.org>
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Subject: Re: eval bash command at eshell
Date: Fri, 07 Oct 2016 10:52:09 +0300
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> From: Xi Shen <davidshen84@gmail.com>
> Date: Fri, 07 Oct 2016 00:54:35 +0000
> 
> If eshell is not expected to simulate a complete POSIX shell, then what is the equivalent of "eval" in POSIX
> shell that is in eshell?

"/bin/sh -c 'eval ...'", I think.