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From: Julien Vary <jvary@genetec.com>
To: FFmpeg development discussions and patches <ffmpeg-devel@ffmpeg.org>
Subject: Re: [FFmpeg-devel] [PATCH] Adding av_abort() : adding custom handlers for abort().
Date: Wed, 27 Jul 2022 18:13:35 +0000
Message-ID: <DM4PR18MB41280E8C835C7680E1F4CF1EB8979@DM4PR18MB4128.namprd18.prod.outlook.com> (raw)
In-Reply-To: <a8562e5-ff6d-eb93-e7d7-104721ec547b@passwd.hu>


>> abort() should generally not be in a reachable part of the code - not 
>> inside any of the libraries anyway, ffmpeg.c is a different topic.
>> If it is reachable with any input files, and not just present to shut 
>> up compilers, this is a bug and should be addressed to return an error 
>> instead.
>>
>> Therefore, we should address those cases, and just leave abort as-is 
>> otherwise. Nevermind that av_abort would need to be a public function, 
>> which sounds like a really bad idea.
>
>IMHO abort() calls should all be converted to av_assert0(0). Or is there a use case for using abort() directly? I don't think so.
>
>Or maybe we could add av_abort() as an alias to av_assert0(0), which eventually just calls abort()...

I agree that if the goal is to bail-out on 'should-not-be-reachable' code, something that alias av_assert0(0) seems a great idea.
Shall we then give a more descriptive name than plain "av_abort()" for those situations?

Nicolas George & Hendrik Leppkes ? Your thoughts ?
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  reply	other threads:[~2022-07-27 18:13 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-07-27 14:02 Julien Vary
2022-07-27 15:28 ` Nicolas George
2022-07-27 16:01 ` Hendrik Leppkes
2022-07-27 16:52   ` Julien Vary
2022-07-27 16:57     ` Andreas Rheinhardt
2022-07-27 17:39   ` Marton Balint
2022-07-27 18:13     ` Julien Vary [this message]
2022-07-27 18:40       ` Nicolas George

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