Re: [Qucs-help] installation problem

[Stefan J. <st...@gr...>]

On Mi, 22.02.2006, 13:35, Thomas F. Bechteler wrote:

>  Dear Qucs-Team!

Hello Thomas!

> I tried to install "qucs-0.0.8" on my
> SuSE 9.0 system. First I had to point to
> my QT3 header files in /usr/lib/qt3/include
> It would be nice to include this directory
> in the configure file by default, since this directory
> is the default directory for qt3 under SuSE.

An export QTDIR=/usr/lib/qt3 wouldn't have worked?

> During running "make" I faced several problems.
> Some cpp-files needed  #include <stdlib.h>.

Which files?  So I can fix it in the next release...

> The last error I couldn't recover:
>
> =================================================
> make[2]: Entering directory `/home/thomas/Programs/science/qucs-0.0.8/
> qucs-filter'
> if g++ -DHAVE_CONFIG_H -I. -I. -I.. -I/usr/X11R6/include -I/usr/lib/qt3/
> include -DQT_NO_DEBUG -DQT_THREAD_SUPPORT -D_REENTRANT    -O2 -pipe -MT
> qucsfilter.o -MD -MP -MF ".deps/qucsfilter.Tpo" -c -o qucsfilter.o
> qucsfilter.cpp; \
> then mv -f ".deps/qucsfilter.Tpo" ".deps/qucsfilter.Po"; else rm -f
> ".deps/
> qucsfilter.Tpo"; exit 1; fi
> In file included from qucsfilter.cpp:41:
> qf_filter.h:105: error: syntax error before `(' token
> qf_filter.h:106: error: syntax error before `(' token
> qf_filter.h:112: error: syntax error before `(' token
> qucsfilter.cpp: In member function `QString*
>    QucsFilter::calculateFilter(tFilter*)':
> qucsfilter.cpp:271: error: `to_qucs' undeclared (first use this function)
> qucsfilter.cpp:271: error: (Each undeclared identifier is reported only
> once
>    for each function it appears in.)
> make[2]: *** [qucsfilter.o] Error 1
> make[2]: Leaving directory `/home/thomas/Programs/science/qucs-0.0.8/
> qucs-filter'
> make[1]: *** [all-recursive] Error 1
> make[1]: Leaving directory `/home/thomas/Programs/science/qucs-0.0.8'
> make: *** [all] Error 2
> ====================================================
>
>
>
> The lines No. 105, 106 and 112 of the file "qf_filter.h" are:
> ==============================
>   std::string to_qucs (void);   // Outputs Qucs
>
>   std::string to_spice (void);  // Outputs SPICE
>
>   std::string num2str (double);
>
> ==============================
>
>
> If you could help to solve this problem, I would be glad.

Place a #include <string> in qucsfilter.cpp.

Hope this helps, Stefan.