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List:       mingw-users
Subject:    Re: [Mingw-users] missing pthreadGC2.dll
From:       Thomas Sharpless <tksharpless () gmail ! com>
Date:       2010-09-19 19:40:31
Message-ID: AANLkTimqqo221HDp_dayYteY2eXBOvhSxF6gDDJ-ajFM () mail ! gmail ! com
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Hi Chuck

On Fri, Sep 17, 2010 at 10:39 AM, Charles Wilson <
cwilso11@users.sourceforge.net> wrote:

> On 9/17/2010 10:02 AM, Thomas Sharpless wrote:
> > Rebuild ffmpeg now fails with ld not finding "-lpthreadGC2"  -- as it
> > should.
>
> Ah, well that explains some things.  ld has the ability to link
> *directly* to a DLL, without using an import lib at all.  So, if the
> Makefile includes a command that tells ld to link *directly to
> pthreadGC2.dll*, then it will do so.
>
> That's the mistake.
>
> Instead of -lpthreadGC2, change that to -lpthread and all should be well.
>

Right.  I found the bit deep down in the ffmpeg build scripts that specified
pthreadgc2 and changed it.  All building OK now.

Regards, Tom


> --
> Chuck
>
>
> ------------------------------------------------------------------------------
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> and start using them to simplify application deployment and
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[Attachment #5 (text/html)]

Hi Chuck<br><br><div class="gmail_quote">On Fri, Sep 17, 2010 at 10:39 AM, Charles \
Wilson <span dir="ltr">&lt;<a \
href="mailto:cwilso11@users.sourceforge.net">cwilso11@users.sourceforge.net</a>&gt;</span> \
wrote:<br><blockquote class="gmail_quote" style="margin: 0pt 0pt 0pt 0.8ex; \
border-left: 1px solid rgb(204, 204, 204); padding-left: 1ex;"> <div class="im">On \
9/17/2010 10:02 AM, Thomas Sharpless wrote:<br> &gt; Rebuild ffmpeg now fails with ld \
not finding &quot;-lpthreadGC2&quot;  -- as it<br> &gt; should.<br>
<br>
</div>Ah, well that explains some things.  ld has the ability to link<br>
*directly* to a DLL, without using an import lib at all.  So, if the<br>
Makefile includes a command that tells ld to link *directly to<br>
pthreadGC2.dll*, then it will do so.<br>
<br>
That&#39;s the mistake.<br>
<br>
Instead of -lpthreadGC2, change that to -lpthread and all should be \
well.<br></blockquote><div><br>Right.  I found the bit deep down in the ffmpeg build \
scripts that specified pthreadgc2 and changed it.  All building OK now. <br> \
<br>Regards, Tom<br><br></div><blockquote class="gmail_quote" style="margin: 0pt 0pt \
0pt 0.8ex; border-left: 1px solid rgb(204, 204, 204); padding-left: 1ex;"> \
                <div><div></div><div class="h5"><br>
--<br>
Chuck<br>
<br>
------------------------------------------------------------------------------<br>
Start uncovering the many advantages of virtual appliances<br>
and start using them to simplify application deployment and<br>
accelerate your shift to cloud computing.<br>
<a href="http://p.sf.net/sfu/novell-sfdev2dev" \
target="_blank">http://p.sf.net/sfu/novell-sfdev2dev</a><br> \
_______________________________________________<br> MinGW-users mailing list<br>
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 <br>
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target="_blank">http://www.mingw.org/Mailing_Lists</a>.<br> We ask that you be polite \
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</div></div></blockquote></div><br>



------------------------------------------------------------------------------
Start uncovering the many advantages of virtual appliances
and start using them to simplify application deployment and
accelerate your shift to cloud computing.
http://p.sf.net/sfu/novell-sfdev2dev

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