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Re: Sticky EOF breaks stream concatenation via dup2 [BZ #23636]

From: Florian Weimer <fweimer at redhat dot com>
To: Carlos O'Donell <carlos at redhat dot com>
Cc: Andreas Schwab <schwab at suse dot de>, Rich Felker <dalias at libc dot org>, GNU C Library <libc-alpha at sourceware dot org>
Date: Mon, 17 Sep 2018 17:18:48 +0200
Subject: Re: Sticky EOF breaks stream concatenation via dup2 [BZ #23636]
References: <a59cd33b-501b-d78b-e7a8-de29003cbc83@redhat.com> <20180917141517.GH17995@brightrain.aerifal.cx> <87zhwgjikc.fsf@dhcp-200-192.str.redhat.com> <mvmsh28xjxi.fsf@suse.de> <87pnxcjhm7.fsf@dhcp-200-192.str.redhat.com> <8626dc63-06d4-d759-c707-a1b1987243bc@redhat.com>

Carlos O'Donell <carlos@redhat.com> writes:

> Is cups-filter fixed by inserting a clearerr(f)?

The proposed fix uses rewind, which is equivalent in this case and
presumably more portable.

Thanks,
Florian

Follow-Ups:
- Re: Sticky EOF breaks stream concatenation via dup2 [BZ #23636]
  - From: Rich Felker

References:
- Sticky EOF breaks stream concatenation via dup2 [BZ #23636]
  - From: Florian Weimer
- Re: Sticky EOF breaks stream concatenation via dup2 [BZ #23636]
  - From: Rich Felker
- Re: Sticky EOF breaks stream concatenation via dup2 [BZ #23636]
  - From: Florian Weimer
- Re: Sticky EOF breaks stream concatenation via dup2 [BZ #23636]
  - From: Andreas Schwab
- Re: Sticky EOF breaks stream concatenation via dup2 [BZ #23636]
  - From: Florian Weimer
- Re: Sticky EOF breaks stream concatenation via dup2 [BZ #23636]
  - From: Carlos O'Donell

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