This is the mail archive of the binutils@sourceware.org mailing list for the binutils project.

Index Nav:	[Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav:	[Date Prev] [Date Next]	[Thread Prev] [Thread Next]
Other format:	[Raw text]

Re: [PATCH]: Re: Regression with strn-stuff

From: Andreas Schwab <schwab at suse dot de>
To: Pedro Alves <pedro_alves at portugalmail dot pt>
Cc: Hans-Peter Nilsson <hans-peter dot nilsson at axis dot com>, nickc at redhat dot com, binutils at sourceware dot org
Date: Mon, 25 Sep 2006 18:14:23 +0200
Subject: Re: [PATCH]: Re: Regression with strn-stuff
References: <200609171916.k8HJGrPn008655@ignucius.se.axis.com> <450DCA2B.30202@portugalmail.pt> <450F30AC.90200@portugalmail.pt>

Pedro Alves <pedro_alves@portugalmail.pt> writes:

> I don't think there is any way in C to implement the
> REMOVE_PARENS macro below, is there?
>
> #define REMOVE_PARENS(S) (?)
> REMOVE_PARENS(("a string")) => "A STRING"

If you know that the argument always contains an extra pair of parens you
can write this:

#define REMOVE_PARENS(S) S
#define foo(STR) mumble (REMOVE_PARENS STR "")

Andreas.

-- 
Andreas Schwab, SuSE Labs, schwab@suse.de
SuSE Linux Products GmbH, Maxfeldstraße 5, 90409 Nürnberg, Germany
PGP key fingerprint = 58CA 54C7 6D53 942B 1756  01D3 44D5 214B 8276 4ED5
"And now for something completely different."

References:
- Re: Regression with strn-stuff
  - From: Hans-Peter Nilsson
- [PATCH]: Re: Regression with strn-stuff
  - From: Pedro Alves
- Re: [PATCH]: Re: Regression with strn-stuff
  - From: Pedro Alves

Index Nav:	[Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav:	[Date Prev] [Date Next]	[Thread Prev] [Thread Next]