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Date: Fri, 27 Mar 2009 12:22:47 -0400
From: Charles Wilson <cygwin AT cwilson DOT fastmail DOT fm>
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Subject: Re: [1.7] Unable to find jpeg_CreateDecompress but linked against  cygjpeg-62.dll OK
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Thrall, Bryan wrote:
> I recently installed 1.7 (C:\cygwin_1.7) alongside 1.5 (C:\cygwin) on my
> workstation, then reconfigured and rebuilt my application (vital), which
> worked just fine under 1.5 but doesn't under 1.7.

> "Unable to find jpeg_CreateDecompress in cygwin1.dll".
                                           ^^^^^^^^^^^

> and cygjpeg-62.dll is executable and exports jpeg_CreateDecompress
> (according to the Depends tool, which also says vital imports that
> symbol by name), so I'm at a loss to explain why that symbol isn't being
> found. Perhaps it is a red herring?

Did you, by chance, compile with gcc-4, and have -lm on your link
command? Try either compiling with gcc-3, or remove -lm.

--
Chuck


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