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Re: [Bug-gnulib] proposed patch for getpass and unlocked-io
From: |
Paul Eggert |
Subject: |
Re: [Bug-gnulib] proposed patch for getpass and unlocked-io |
Date: |
09 Oct 2003 13:18:38 -0700 |
User-agent: |
Gnus/5.09 (Gnus v5.9.0) Emacs/21.3 |
Bruno Haible <address@hidden> writes:
> I think the fileno is irrelevant here: When you look at the Linux kernel
> source (as an example for general POSIX systems), you see that lseek
> does nothing on ttys (n_tty.c and tty_io.c).
The streams might not be ttys. Admittedly the utility of non-ttys is
limited here....
>From a purely pedantic point of view, POSIX allows implementations
where ttys have file offsets. I don't know of any such
implementations, but it's easy to be portable to them here, and it
simplifies the code slightly.