Date: Tue, 17 Nov 2020 23:50:01 +0100 From: Mateusz Piotrowski <0mp@FreeBSD.org> To: rgrimes@freebsd.org, Kyle Evans <kevans@freebsd.org> Cc: src-committers <src-committers@freebsd.org>, svn-src-all <svn-src-all@freebsd.org>, svn-src-head <svn-src-head@freebsd.org> Subject: Re: svn commit: r367678 - head/usr.sbin/freebsd-update Message-ID: <4f517cd5-703a-2941-2abf-77c22c3c0514@FreeBSD.org> In-Reply-To: <202011172241.0AHMffWK086732@gndrsh.dnsmgr.net> References: <202011172241.0AHMffWK086732@gndrsh.dnsmgr.net>
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On 11/17/20 11:41 PM, Rodney W. Grimes wrote: >> On Sat, Nov 14, 2020 at 11:20 AM Mateusz Piotrowski <0mp@freebsd.org> wrote: >>> On 11/14/20 4:59 PM, Rodney W. Grimes wrote: >>>>> Author: 0mp (doc,ports committer) >>>>> Date: Sat Nov 14 13:07:41 2020 >>>>> New Revision: 367678 >>>>> URL: https://svnweb.freebsd.org/changeset/base/367678 >>>>> >>>>> Log: >>>>> Document the PAGER environment variable >>>>> >>>>> Sometimes users want to use freebsd-update(8) in a non-interactive way and >>>>> what they often miss is that they have to set PAGER to cat(1) in order to >>>>> avoid interactive prompts from less(1). >>>> Which was caused by the change of invoking more(1) as less(1) causing >>>> this regression, as when invoked as more(1) it falls off the end of >>>> empty input and causes no such interactive prompt. >>>> >>>> Setting PAGER to more(1) also fixes this. >>> Mmm, I'm not sure if that would work. If I run "jot 1000 | more" in my terminal I still get an >>> interactive prompt. Could it be that you are referring to a different more(1) implementation? I'm >>> clearly missing something. >>> > Part of what your missing is freebsd-update(8) often outputs a 0 > length file which less(1) well want you to respond Quit to before > going to the next file. more(1) does not do that. Ah, now I see! I forgot about this case. Sure, in this case the old more(1) or the new less(1) with -E are sufficient as well. Thanks a lot, Rodney! I guess that I'll leave the "cat" in the manual for now as it offers fully non-interactive experience. Cheers, Mateusz
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