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From: "Jürgen Beisert" <jbe@pengutronix.de>
To: ptxdist@pengutronix.de, Matthias Klein <matthias.klein@optimeas.de>
Subject: Re: [ptxdist] qt4 - openssl support: symbol lookup error: undefined symbol: _ZN10QSslSocket11supportsSslEv
Date: Fri, 27 Sep 2013 15:14:10 +0200	[thread overview]
Message-ID: <201309271514.10105.jbe@pengutronix.de> (raw)
In-Reply-To: <em16ac131c-9713-4f0c-9790-915b3a467d5b@nb-mak>

Hi Matthias,

On Friday 27 September 2013 14:42:48 Matthias Klein wrote:
> in a working BSP project I need SSL support in QT4. Therefore I have
> enabled PTXCONF_QT4_OPENSSL.
> I have rebuiled QT4 without problems by clean & targetinstall.
>
> In a small test application I tried to verify SSL:
>
> #include <QSslSocket>
>      if(QSslSocket::supportsSsl())
> ...
>
> The app compiles fine, but when I run them on the target I get:
>
> ./sslTest: symbol lookup error: ./sslTest: undefined symbol:
> _ZN10QSslSocket11supportsSslEv
>
>
> I tried to verify that the function is in the Network library of Qt:
>
> $ arm-cortexa8-linux-gnueabihf-objdump -d
> platform-tx53/root/usr/lib/libQtNetwork.so | grep supportsSsl
>     2c428: eb0215f4  bl b1c00 <_ZN10QSslSocket11supportsSslEv>
>     abea8: eb001754  bl b1c00 <_ZN10QSslSocket11supportsSslEv>
>     afe58: eb000768  bl b1c00 <_ZN10QSslSocket11supportsSslEv>
>     afed8: eb000748  bl b1c00 <_ZN10QSslSocket11supportsSslEv>
>     b07cc: eb00050b  bl b1c00 <_ZN10QSslSocket11supportsSslEv>
> For me it looks OK.

Are you using NFSroot? Or: is the "platform-tx53/root/usr/lib/libQtNetwork.so" 
the same library as your "sslTest" application "sees" at runtime?

Regards,
Juergen

-- 
Pengutronix e.K.                              | Juergen Beisert             |
Linux Solutions for Science and Industry      | http://www.pengutronix.de/  |

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ptxdist mailing list
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      reply	other threads:[~2013-09-27 13:14 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-09-27 12:42 Matthias Klein
2013-09-27 13:14 ` Jürgen Beisert [this message]

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