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 [thread overview]
Message-ID: <5mofw71mqo.fsf@jtc.redback.com> (raw)
In-Reply-To: <Pine.GSO.4.31.0102121527310.16672-100000@cse.cygnus.com>
>>>>> "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
next prev parent reply other threads:[~2001-02-12 15:54 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-02-12 15:07 John R. Moore
2001-02-12 15:21 ` Kevin Buettner
2001-02-12 15:33 ` John R. Moore
2001-02-12 15:46 ` Daniel Berlin
2001-02-12 15:52 ` John R. Moore
2001-02-12 15:54 ` J.T. Conklin [this message]
2001-02-12 15:25 ` J.T. Conklin
2001-02-12 16:01 Michael Elizabeth Chastain
2001-02-13 14:12 ` Andrew Cagney
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