Re: Updates to --with-sysroot support

[Neil Booth <neil@daikokuya.co.uk>]

Daniel Jacobowitz wrote:-

> I'm resending this patch with a couple of additions; I think this
> addresses all concerns.
> 
> On Mon, Nov 04, 2002 at 11:57:29AM -0500, Daniel Jacobowitz wrote:
> > I spent a couple days working with this and finally found a solution for
> > (most of) my concerns.  This patch:
> > 
> >  - Fixes an undocumented behavior in cppinit.c which I consider to be a bug.
> >    If -iprefix was used to change the compiler prefix, then first the
> >    standard include directories which begin with the prefix were searched
> >    (using the relocated prefix); then all directories were searched in order
> >    (using the original prefix).  This means that -iprefix'd versions of
> >    GCC_INCLUDE_DIR (that's -iprefix's prefix followed by "include", folks)
> >    would be searched before GPLUSPLUS_INCLUDE_DIR.  Oops.
> >    I changed this so that the order is preserved, and unrelocated versions
> >    are not searched.  This means that people who were using -iprefix and
> >    still expecting to get GCC's <stddef.h> et al. from the normal location
> >    are out of luck; they'll have to specify that path as an -isystem
> >    explicitly.  I think this change is correct but I'd like a second
> >    opinion.
> 
> Neil and Zack seemed to agree with me on this one, whew.

Daniel,

Would you commit your CPP changes to BIB?  I am changing include
handling (you probably already have a merge conflict, but I've not
touched what you touched) and I don't want to wait any longer for
these nice improvements.

Thanks,

Neil.