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Re: Built-in "test -x" fails for root on FreeBSD
From: |
Chet Ramey |
Subject: |
Re: Built-in "test -x" fails for root on FreeBSD |
Date: |
Fri, 29 Apr 2011 14:45:00 -0400 |
User-agent: |
Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.5; en-US; rv:1.9.2.17) Gecko/20110414 Thunderbird/3.1.10 |
On 4/29/11 12:25 PM, Johan Hattne wrote:
> Bash Version: 4.2
> Patch Level: 8
> Release Status: release
>
> Description:
> Following a report about a year ago, the determination of the
> executable status used by bash's built-in test command was changed.
> The original issue was that the access(2) family of functions may
> indicate success for X_OK, even if the file does not actually have
> any execute permission bits set. This is allowed by the
> specification for historical reasons, even though discouraged for new
> implementations
>
> (http://pubs.opengroup.org/onlinepubs/9699919799/functions/faccessat.html).
> On FreeBSD which provides faccessat(2) as well as eaccass(2), this
> causes test -x to report false positives.
Thanks for the update.
Chet
--
``The lyf so short, the craft so long to lerne.'' - Chaucer
``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, ITS, CWRU chet@case.edu http://cnswww.cns.cwru.edu/~chet/