On 21/11/18 at 18:21, Rowland Penny wrote: > On Wed, 21 Nov 2018 18:05:44 +0100 > Alessandro Selli <alessandrose...@linux.com> wrote: > >> On 21/11/18 at 17:57, Rowland Penny wrote: >>> On Wed, 21 Nov 2018 17:43:12 +0100 >>> Alessandro Selli <alessandrose...@linux.com> wrote: >>> >>>> On 21/11/18 at 17:37, Rowland Penny wrote: >>>>> On Wed, 21 Nov 2018 17:28:40 +0100 >>>>> Alessandro Selli <alessandrose...@linux.com> wrote: >>>>> >>>>>> On 21/11/18 at 17:22, Dr. Nikolaus Klepp wrote: >>>>>>> Am Mittwoch, 21. November 2018 schrieb Hendrik Boom: >>>>>> [...] >>>>>> >>>>>> >>>>>>>> I read the discussion at >>>>>>>> https://www.mail-archive.com/debian-bugs-dist@lists.debian.org/msg1642443.html >>>>>>>> and it looks as if they fixed the discrepancy at version >>>>>>>> 3.5.1-2. Which means if we want to keep sed in /bin instead >>>>>>>> of /usr/bin we may have to patch both packages sed and r-base. >>>>>>>> >>>>>>>> Or maybe add a symblic link to make sed accessible >>>>>>>> from /usr/bin instead of just /bin. >>>>>>> Why would anybody hardcode the link to sed in the first place? >>>>>>> Isn't that what $PATH is all about? >>>>>> It's necessary to keep script shebangs from breaking. >>>>>> >>>>> No it isn't, ever heard of 'which' or 'type' or checking if the >>>>> file actually exists. >>>>> >>>>> Rowland >>>>> >>>> Of course it is. If you have a file with a shebang like this: >>>> >>>> >>>> #!/bin/sed >>>> >>>> , which is the norm, see: >>>> >>>> https://github.com/uuner/sedtris/blob/master/sedtris.sed >>>> >>>> , then you'd be in trouble if sed moved in /usr/bin. >>> Well it would if you were trying to run sed directly, >> >> Which side of "sed script with a shebang" do you fail to grasp? > And which part of 'that isn't the problem' do you fail to grasp ?
You asked:
From: "Dr. Nikolaus Klepp" <dr.kl...@gmx.at>
To: dng@lists.dyne.org
Date: Wed, 21 Nov 2018 17:22:00 +0100
Message-Id: <201811211722.00535.dr.kl...@gmx.at>
"Why would anybody hardcode the link to sed in the first place? Isn't that what
$PATH is all about?"
I answered to this question.
> From the debian bug report:
I did not answer any question about Debian bug reports, I answered to
the afore-quoted question.
The Debian bug report is related anyway, because (though you didn't
know it) R itself can and in fact is used as a scripting language.
See here, for an example:
https://stackoverflow.com/questions/3128122/shebang-line-not-working-in-r-script
--
Alessandro Selli <alessandrose...@linux.com>
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