Date: Fri, 6 Feb 2026 13:18:52 -0500 (EST) From: Chris Hill <chris@monochrome.org> To: "Jin Guojun[VFF]" <jguojun@gmail.com> Cc: questions@freebsd.org Subject: Re: pwd default behavior Message-ID: <alpine.BSF.2.20.2602061316270.53186@tripel.monochrome.org> In-Reply-To: <6384c7bf-e66f-4baf-8b23-0e3b16e1a7f9@gmail.com> References: <877bsqe6m0.fsf@x1.laptops.machines> <86ms1lbzsd.fsf@ltc.des.dev> <6384c7bf-e66f-4baf-8b23-0e3b16e1a7f9@gmail.com>
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On Fri, 6 Feb 2026, Jin Guojun[VFF] wrote: > On 2/6/26 08:30, Dag-Erling Sm?rgrav wrote: >> Simon Wollwage <rootnode+freebsd@wollwage.com> writes: >>> While reading the code for /bin/pwd, I noticed that the default behavior >>> in the code is to assume -P if no arguments are supplied, but according >>> to POSIX it shoud be -L >>> (https://pubs.opengroup.org/onlinepubs/9799919799/utilities/pwd.html) >>> >>> Is it for convenience reasons or other technical reasons? Seems like an >>> easy change to make it compliant. >> It makes very little difference in practice as pwd(1) is usually a shell >> built-in, but: https://reviews.freebsd.org/D55146 >> >> DES > > It does make some difference because one wants to know where one really is at > :-) > > Since there is another command "dirs" which does "pwd -L", so pwd defaulting > to -P makes sense to provide the real location. `dirs` exists in csh. In my shell, /bin/sh, there is no `dirs` and `pwd` defaults to the -L behavior. -- Chris Hill chris@monochrome.orghome | help
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