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From: =?iso-8859-1?q?J=FCrgen_Beisert?= <jbe@pengutronix.de>
Date: Fri, 27 Sep 2013 15:14:10 +0200
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Subject: Re: [ptxdist] qt4 - openssl support: symbol lookup error: undefined
	symbol: _ZN10QSslSocket11supportsSslEv
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To: ptxdist@pengutronix.de, Matthias Klein <matthias.klein@optimeas.de>

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

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