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From: "Jakub Narębski" <jnareb@gmail.com>
To: Eric Wong <e@80x24.org>, larsxschneider@gmail.com
Cc: git@vger.kernel.org, gitster@pobox.com, tboegi@web.de,
	Johannes.Schindelin@gmx.de
Subject: Re: [PATCH v1 1/2] sha1_file: open window into packfiles with CLOEXEC
Date: Tue, 6 Sep 2016 11:36:33 +0200	[thread overview]
Message-ID: <bd9fc74b-b9b0-7c09-9c22-02b6f0f3cec9@gmail.com> (raw)
In-Reply-To: <20160905222715.GA30031@starla>

W dniu 06.09.2016 o 00:27, Eric Wong pisze:
> larsxschneider@gmail.com wrote:

>> -int git_open_noatime(const char *name)
>> +int git_open_noatime_cloexec(const char *name)
[...]
> 
> I question the need for the "_cloexec" suffixing in the
> function name since the old function is going away entirely.

On the other hand the new name is descriptive...

> 
> I prefer all FD-creating functions set cloexec by default
> for FD > 2 to avoid inadvertantly leaking FDs.  So we
> ought to use pipe2, accept4, socket(..., SOCK_CLOEXEC), etc...
> and fallback to the racy+slower F_SETFD when not available.
> 
> 
> Fwiw, Perl has been setting cloexec on FDs above $^F
> (2, $SYSTEM_FD_MAX) for decades, and Ruby started
> doing it a few years ago, too.
 


  reply	other threads:[~2016-09-06  9:36 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-09-05 21:11 [PATCH v1 0/2] Use CLOEXEC to avoid fd leaks larsxschneider
2016-09-05 21:11 ` [PATCH v1 1/2] sha1_file: open window into packfiles with CLOEXEC larsxschneider
2016-09-05 22:27   ` Eric Wong
2016-09-06  9:36     ` Jakub Narębski [this message]
2016-09-06 11:38     ` Johannes Schindelin
2016-09-07 13:20       ` Lars Schneider
2016-09-07 18:17         ` Eric Wong
2016-09-05 21:11 ` [PATCH v1 2/2] read-cache: make sure file handles are not inherited by child processes larsxschneider
2016-09-06 11:41   ` Johannes Schindelin
2016-09-06 21:06   ` Eric Wong
2016-09-07 13:39     ` Lars Schneider
2016-09-07 18:10       ` Eric Wong
2016-09-07 18:23         ` Junio C Hamano
2016-09-08  5:57           ` Lars Schneider
2016-09-08 17:37             ` Junio C Hamano

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