Fw: Question re Installing GiNaC

Slawomir Kokodynski skokodyn at yahoo.com
Wed Jan 28 20:02:17 CET 2004


I would check if ./configure for GiNaC gives messages
like

checking for flex ... no
checking for lex ... no

If that is the case, you need to install flex before
you build GiNaC.

Slawek


> ----- Forwarded message from Baruch Feldman
> <baruch_feldman at yahoo.com> -----
> Dear Mr. Bauer,
> 
> [...]
> I wanted to install GiNaC on my
> (windows) machine so that I could do calculations,
> etc.  I haven't had a lot of experience with Gnu
> installations before.  I basically downloaded both
> Cygwin and CLN in order to install GiNaC.  The other
> two installations seemed to go OK, but with GiNaC I
> got the error message below.  (I have no idea how to
> interpret this).  Perhaps I put the files in the
> wrong
> place -- I wasn't sure where to put them so I put
> the
> GiNaC directory under lib.  Do you know how to get
> around this problem?
> 
> Thanks,
> 
> Baruch Feldman
> 
> 
> In file included from
>
/home/cbauer/projects/GiNaC-1.1/ginac/input_lexer.ll:35:
> input_lexer.h:43: error: conflicting types for `char
> ginac_yytext[]'
> input_lexer.cc:446: error: previous declaration as
> `char*ginac_yytext'
> input_lexer.h:43: error: storage size of
> `ginac_yytext' isn't known
> input_lexer.h:43: error: storage size of
> `ginac_yytext' isn't known
> make[2]: *** [input_lexer.lo] Error 1
> make[2]: Leaving directory `/lib/GiNaC-1.1.6/ginac'
> make[1]: *** [all-recursive] Error 1
> make[1]: Leaving directory `/lib/GiNaC-1.1.6'
> make: *** [all] Error 2
> ----- End forwarded message -----
> 
> Bye,
> Christian
> 
> -- 
>   / Physics is an algorithm
> \/ http://www.uni-mainz.de/~bauec002/


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