configuration

[Ralf Corsepius]

"D.G.Somerton" wrote:
> 
> Hello,
> 
>   I am 'trying' to configure the RTEMS on cygwin. This is failing. see
> previous posts.
> 
>   Someone suggested that VC environment variables may clashing.
>   This cannot be, as VC uses LIB, INCLUDE, MSVCDIR, MSDEVDIR
>   info gcc: Invoking: Environment Variables:
>     LIBRARY_PATH
>     C_INCLUDE_PATH
> 
>   Someone suggested linking cc to gcc.
>   This is no good, as gcc is /bin/../lib/gcc-lib/i686-pc-cygwin/2.95.2 
>   The cross compiler is /tool/bin/m68k-rtems-gcc.exe
>   I have linked cc to the cross compiler.

Symlink it to your native compiler (Eg. /bin/gcc)

> --------------------------------------------
> 
> After the failed configure, here are the logs.
> /tools/../build/config.log and /tools/../build/tools/build/config.log
> 
> It seems that the configuration cannot determine that this is cygwin.
Right, because the check to determine cygwin requires a native
C-compiler.

This is a known issue with autoconf and is worked at by the autoconf
developers.

> ---------------------------------
> 
> So as you can see,  it is looking for __CYGWIN32__
> What is this?
> Where does it come from?
>From Cygwin's gcc.

> How do I set it so the configuration works?

Try to symlink /bin/cc.exe to Cygwin's gcc.exe.

Ralf.

-- 
Ralf Corsepius 
Forschungsinstitut fuer Anwendungsorientierte Wissensverarbeitung
(FAW)
Helmholtzstr. 16, 89081 Ulm, Germany     Tel: +49/731/501-8690
mailto:corsepiu at faw.uni-ulm.de           FAX: +49/731/501-999  
http://www.faw.uni-ulm.de