From mboxrd@z Thu Jan  1 00:00:00 1970
From: jtc@redback.com (J.T. Conklin)
To: "John R. Moore" <jmoore@cygnus.com>
Cc: Kevin Buettner <kevinb@cygnus.com>, <gdb-patches@sources.redhat.com>
Subject: Re: xfree() -- set ptr to nil (fwd)
Date: Mon, 12 Feb 2001 15:54:00 -0000
Message-id: <5mofw71mqo.fsf@jtc.redback.com>
References: <Pine.GSO.4.31.0102121527310.16672-100000@cse.cygnus.com>
X-SW-Source: 2001-02/msg00184.html

>>>>> "John" == John R Moore <jmoore@cygnus.com> writes:
John> Yes, I've usually seen this as a macro
John>
John> #define XFREE(ptr) do \
John> { \
John>  if (ptr) \
John>   { \
John>     free (ptr); \
John>     ptr = NULL; \
John>   } \
John> } while (0)
John>
John> Ok, then, do we want to replace xfree() with something like XFREE() ?

I'd say no, unless it has been established that we have a problem
where pointers are freed multiple times AND it's been determined that
its too difficult to fix the code to avoid the bug.

        --jtc

-- 
J.T. Conklin
RedBack Networks