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Mail Archives: cygwin/2010/06/04/04:56:39

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From: Eli Zaretskii <eliz AT gnu DOT org>
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In-reply-to: <hu93ji$6d7$1@dough.gmane.org> (message from Oleksandr Gavenko on Thu, 03 Jun 2010 23:33:44 +0300)
Subject: Re: Why call-process removes '{' and '}' chars from arguments???
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Date: Fri, 04 Jun 2010 04:56:28 -0400
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> From: Oleksandr Gavenko <gavenkoa AT gmail DOT com>
> Date: Thu, 03 Jun 2010 23:33:44 +0300
> Cc: cygwin AT cygwin DOT com
> 
> %* in .bat file not proper work - it strip all chars after
> first new line occurrence.
> 
> I think in Windows there are no anything scriptable with
> "$*" like in POSIX sh.

Yes, there is: it's %*.  The problem is that the Windows shells do not
support command lines with embedded newlines at all.

> To workaround this I create executable
> which linked with Cygwin runtime and as in BusyBox
> to 'execvp' passed base name as command and all args without
> changes. Cygwin 'execvp' first search for 'prog' then
> for 'prog.exe' so trick worked!
> 
> So I switch from simple .bat wrapper to
> special executable. To enable another Cygwin script 'foo'
> for Emacs I just copy existing executable:
> 
>    $ cp hg.exe foo.exe

Mixing the native Windows build of Emacs with Cygwin is asking for
trouble.  I expect you to see more surprises down the line.  I highly
recommend to install the Cygwin build of Emacs and use that instead.

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