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Re: sys_errlist
- To: Mumit Khan <khan at nanotech dot wisc dot edu>
- Subject: Re: sys_errlist
- From: John Fralinger <fralinjh at ei dot dupont dot com>
- Date: Wed, 03 Nov 1999 14:25:36 -0500
- Cc: cygwin at sourceware dot cygnus dot com
- References: <199911031852.MAA20052@mercury.xraylith.wisc.edu>
Mumit,
Thanks for your quick response.
Your test code below does indeed work.
I am still confused about when to use an "_" and when not to.
I do not have any problems implementing Mr. Siddiqi's suggestion
but I would like to understand what's going on.
Thanks again...
----- Original Message -----
From: Mumit Khan <khan@nanotech.wisc.edu>
To: John Fralinger <fralinjh@ei.dupont.com>
Cc: <cygwin@sourceware.cygnus.com>
Sent: Wednesday, November 03, 1999 1:52 PM
Subject: Re: sys_errlist
> John Fralinger <fralinjh@ei.dupont.com> writes:
> > I get undefined reference to `sys_errlist` when compiling and linking
with
> > Cygwin 1.0 CD. Same source and Makfiles have no problem on B20.1.
> >
> > What am I doing wrong?
> >
>
> Make sure you don't declare sys_errlist in your code, and instead include
> <errno.h> to get the extern declaration. This is a change since b20.1,
> which used a static version of sys_errlist, and in CD 1.0/dev snapshots,
> it's imported from the DLL.
>
> Try the following *untested* (I don't have 1.0 CD nor dev snapshots
> installed to test), and see if this works:
>
> #include <errno.h>
> #include <stdio.h>
>
> int
> main ()
> {
> int i;
> for (i = 0; i < _sys_nerr; i++)
> {
> printf ("%-3d: %s\n", i, _sys_errlist[i]);
> }
> return 0;
> }
>
> Regards,
> Mumit
>
>
>
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