From: Paul Koning <pkoning@equallogic.com>
To: grante@visi.com
Cc: dje@transmeta.com, mark.newman@lmco.com, gdb@sources.redhat.com
Subject: Re: filtering of commands during async operation
Date: Wed, 05 Nov 2003 22:10:00 -0000 [thread overview]
Message-ID: <16297.30044.161916.721509@gargle.gargle.HOWL> (raw)
In-Reply-To: <20031105220245.GA4424@grante.dsl.visi.com>
>>>>> "Grant" == Grant Edwards <grante@visi.com> writes:
>> Good example of why it's useful to avoid using ! with strcmp.
Grant> Why not just strcmp() ?
Grant> if (strcmp() && strcmp() && strcmp())
Because strcmp isn't a boolean function. Using boolean operations on
non-boolean values is a great way to produce bugs (as the example
showed). It has a precise meaning in C, but that doesn't mean it
should be done.
paul
next prev parent reply other threads:[~2003-11-05 22:10 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-11-05 21:11 Newman, Mark (N-Superior Technical Resource Inc)
2003-11-05 21:52 ` Doug Evans
2003-11-05 22:00 ` Grant Edwards
2003-11-05 22:10 ` Paul Koning [this message]
2003-11-05 23:11 ` Elena Zannoni
2003-11-06 14:32 Newman, Mark (N-Superior Technical Resource Inc)
2003-11-06 16:57 ` Elena Zannoni
[not found] <1068129153.32379.ezmlm@sources.redhat.com>
2003-11-06 17:38 ` Jim Ingham
2003-11-06 19:41 ` Elena Zannoni
2003-11-06 21:16 ` Jim Ingham
2003-11-06 22:10 ` Andrew Cagney
2003-11-06 22:29 ` Elena Zannoni
2003-11-06 22:26 ` Elena Zannoni
2003-11-07 16:00 Newman, Mark (N-Superior Technical Resource Inc)
2003-11-07 16:14 ` Daniel Jacobowitz
2003-11-07 17:03 ` Elena Zannoni
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