Re: Default installation directory for include files when cross compiling

["Richard Guenther" <richard dot guenther at gmail dot com>]

On 6/20/06, Mark Mitchell <mark@codesourcery.com> wrote:
> Gabriel Dos Reis wrote:
> > Mark Mitchell <mark@codesourcery.com> writes:
> >
> > | Gabriel Dos Reis wrote:
> > |
> > | > | Does that mean that you would approve a patch to adjust the default for
> > | > | cross builds?
> > | >
> > | > Yes.
> > | >
> > | > I was concerned you wanted to change the default uniformly,
> > | > e.g. whether native or not.  You have clarified it would be only for
> > | > cross-compile.
> > |
> > | Here is a patch to implement this change.  (Unfortunately, one has to
> > | make this change in two places; perhaps, in future, there should be a
> > | driver -print-libstdc++-include option, or some such.)
> > |
> > | Gaby, is this patch OK?
> >
> > Hmm, I believe the actual patch is missing...
>
> Indeed.
>
> Apologies,
>
> --
> Mark Mitchell
> CodeSourcery
> mark@codesourcery.com
> (650) 331-3385 x713
>
>
> 2006-06-19  Mark Mitchell  <mark@codesourcery.com>
>
>         * acinclude.m4 (GLIBCXX_EXPORT_INSTALL_INFO): When
>         cross-compiling, put headers in $prefix/$target/include/c++.
>         * configure: Regenerated.
>
> 2006-06-19  Mark Mitchell  <mark@codesourcery.com>
>
>         * configure.ac: Set gcc_gxx_include_dir to $target/include/c++
>         when cross-compiling.  Do not substitute libstdcxx_incdir.
>         * configure: Regenerated.

This broke bootstrap:

/abuild/rguenther/trunk/gcc/configure: line 7305: syntax error near
unexpected token `$LN_S'
/abuild/rguenther/trunk/gcc/configure: line 7305: `ACX_PROG_LN($LN_S)'
make[2]: *** [configure-stage1-gcc] Error 2

somehow you didn't re-generate configure correctly.

Richard.