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Re: no prototype for realpath()

From: Corinna Vinschen <vinschen at redhat dot com>
To: newlib at sourceware dot org
Date: Mon, 18 Nov 2013 13:20:27 +0100
Subject: Re: no prototype for realpath()
Authentication-results: sourceware.org; auth=none
References: <52866CB9 dot 5020207 at oarcorp dot com>
Reply-to: newlib at sourceware dot org

On Nov 15 12:49, Joel Sherrill wrote:
> Hi
> 
> I noticed realpath() does not have a prototype.
> 
> It looks like it should be in stdlib.h and wrapped
> by this per Linux:
>   _BSD_SOURCE || _XOPEN_SOURCE >= 500 ||
>   _XOPEN_SOURCE && _XOPEN_SOURCE_EXTENDED
> 
> (1) Is it OK to add to newlib's stdlib.h?

Yes.

> (2) What guards should I use?

BSD and POSIX.1-2001?  Just omit guards or add some !defined (__STRICT_ANSI__),
I guess.


Corinna

-- 
Corinna Vinschen
Cygwin Maintainer
Red Hat

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References:
- no prototype for realpath()
  - From: Joel Sherrill

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