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Re: getopt with gcc -ansi

From: Paul Eggert <eggert at CS dot UCLA dot EDU>
To: libc-alpha at sources dot redhat dot com
Cc: Susukita Ryutaro <susukita at postman dot riken dot go dot jp>
Date: Wed, 11 Aug 2004 08:04:44 -0700
Subject: Re: getopt with gcc -ansi
References: <200408110549.OAA01233@mailman.riken.go.jp><jevffqhzzx.fsf@sykes.suse.de>

Andreas Schwab <schwab@suse.de> writes:

> sleep is allowed everywhere <unistd.h> is allowed, but not getopt.

But in POSIX 1003.1-2004, getopt and sleep are both required functions
on the same footing; neither is an XSI extension, for example.
Perhaps this wasn't true in older POSIX revisions, but it's true now.
The "-ansi" flag should affect only the C standard level, not the
POSIX revision level, no?

Follow-Ups:
- Re: getopt with gcc -ansi
  - From: Joseph S. Myers
- Re: getopt with gcc -ansi
  - From: Andreas Schwab

References:
- Re: getopt with gcc -ansi
  - From: Susukita Ryutaro
- Re: getopt with gcc -ansi
  - From: Andreas Schwab

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