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Date: Mon, 8 Oct 2001 22:38:24 -0400
From: Christopher Faylor <cgf AT redhat DOT com>
To: "'gcc-prs AT gcc DOT gnu DOT org'" <gcc-prs AT gcc DOT gnu DOT org>,
   "'cygwin AT cygwin DOT com'" <cygwin AT cygwin DOT com>
Subject: Re: c++/4479  can't build gcc-3.0.1 under cygwin
Message-ID: <20011008223823.A22258@redhat.com>
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	"'cygwin AT cygwin DOT com'" <cygwin AT cygwin DOT com>
References: <8D00C32549556B4E977F81DBC24E985D40FFAC AT crtsmail1 DOT technol_exch DOT corp DOT riotinto DOT org>
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I have no idea how stepping forward to a new version of the cygwin snapshot
would solve this problem.

*Possibly* this is alleviated by the recent auto-import changes to binutils,
though.

cgf

On Tue, Oct 09, 2001 at 02:34:15AM -0000, Billinghurst, David (CRTS) wrote:
>I suspect we are all right :->
>
>I have just built gcc-3.0.1 (release) using snapshot cygwin1.dll and headers
>on win2k.  I know it works with previous cygwin releases (but I forget which
>ones).
>
>Your build (and others) with current cygwin release fails, and trying
>snapshot cygwin1.dll only failed.  Points to a recently introduced header
>problem, as you indicate.
>
>I haven't reproduced your problem today (although I saw it on another PC of
>mine), but it has been solved by:
> * stepping back to a previous cygwin release (forget which),
> * stepping forward to snapshot cygwin1.dll + headers
> * patching libiberty so that gcc-3.0.2 will work (done by cgf)
> * your work around below
>
>If you are happy I will close the PR.
>
>-----Original Message-----
>From: David Abrahams [mailto:david DOT abrahams AT rcn DOT com]
>Sent: Tuesday, 9 October 2001 1:20 
>To: Billinghurst, David (CRTS); billingd AT gcc DOT gnu DOT org;
>gcc-gnats AT gcc DOT gnu DOT org
>Subject: Re: c++/4479
>
>
>#defining HAVE_SYS_ERRLIST and HAVE_SYS_NERR in both libiberty/config.h and,
>for bootstrapping, in i686-pc-cygwin/libiberty/config.h allows the build and
>install process to complete successfully. I think this evidence clearly
>shows that the problem does not lie with the cygwin DLL.
>
>HTH,
>Dave
>
>===================================================
>  David Abrahams, C++ library designer for hire
> resume: http://users.rcn.com/abrahams/resume.html
>
>        C++ Booster (http://www.boost.org)
>          email: david DOT abrahams AT rcn DOT com
>===================================================
>
>----- Original Message -----
>From: "Billinghurst, David (CRTS)" <David DOT Billinghurst AT riotinto DOT com>
>To: <billingd AT gcc DOT gnu DOT org>; <gcc-gnats AT gcc DOT gnu DOT org>;
><david DOT abrahams AT rcn DOT com>
>Sent: Monday, October 08, 2001 1:01 AM
>Subject: Re: c++/4479
>
>
>> http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view&pr=4479&database=gcc
>>
>> This is a problem with the current cygwin1.dll.  It has been discussed on
>> the cygwin mailing list and has been fixed in cvs and recent cygwin
>> snapshots.  Suggest you download a cygwin snapshot, or wait till the next
>> cygwin release.
>>
>
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-- 
cgf AT cygnus DOT com                        Red Hat, Inc.
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