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Subject: Re: emacs-w32 not starting - missing dependency?
To: cygwin AT cygwin DOT com
References: <966a14c2-ee69-7d3d-800e-a4f9f62a3ec9 AT gmail DOT com>
From: Ken Brown <kbrown AT cornell DOT edu>
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Date: Fri, 19 Aug 2016 09:55:31 -0400
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On 8/19/2016 6:27 AM, Peter Hull wrote:
> Hi all,
>
> When I type 'emacs' at the bash prompt, emacs does not start and the
> prompt re-appears very quickly as if nothing happened. 'emacs -Q' and
> 'emacs --version' do the same, nothing is printed.
>
> My alternatives are set such that emacs points to emacs-w32. I also have
> emacs-nox and that works fine.
>
> If I run 'strace emacs-w32' I get an error dialog:
>
> "The procedure entry point WebPDecode could not be located in the
> dynamic link library C:\cygwin\bin\cygMagickCore-6.Q16-2.dll."

Is your installation of libMagickCore6_2 up to date?  I get

$ objdump -p /usr/bin/cygMagickCore-6.Q16-2.dll | grep WebPDecode
         48ee2c      8  WebPDecode

> Is this a known problem? If not I can attach cygcheck.out and the output
> from strace if that will help.

It's not a known problem.  If updating your Cygwin installation doesn't 
help, please send cygcheck.out.

Ken


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