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Re: [PATCH] grantpt errno values

From: Ulrich Drepper <drepper at redhat dot com>
To: Thorsten Kukuk <kukuk at suse dot de>
Cc: libc-hacker at sources dot redhat dot com
Date: 10 Dec 2001 23:05:26 -0800
Subject: Re: [PATCH] grantpt errno values
References: <20011210155116.A17518@suse.de>
Reply-to: drepper at redhat dot com (Ulrich Drepper)

Thorsten Kukuk <kukuk@suse.de> writes:

> --- sysdeps/unix/sysv/linux/ptsname.c
> +++ sysdeps/unix/sysv/linux/ptsname.c	2001/12/10 09:31:15
> @@ -85,8 +85,7 @@
>  
>    if (!__isatty (fd))
>      {
> -      __set_errno (ENOTTY);
> -      return ENOTTY;
> +      return errno;
>      }

That this change works for you is only a side effect of the current
implementation of isatty().  This functions isn't required to set
errno to a specific value.

In which case did you see a wrong errno value?  This must be
discovered differently.

-- 
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Ulrich Drepper  \    ,-------------------'   \  Sunnyvale, CA 94089 USA
Red Hat          `--' drepper at redhat.com   `------------------------

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References:
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  - From: Thorsten Kukuk

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