Date: Wed, 10 Aug 2011 14:17:01 +0100 From: Chris Rees <utisoft@gmail.com> To: "Julian H. Stacey" <jhs@berklix.com> Cc: "ctm-users@freebsd.org" <ctm-users@freebsd.org> Subject: Re: Use of xz instead of gzip Message-ID: <CADLo839=-Wc6cohQ24otOjFN-_jw9CfAjfJt5eJGeS85RU=V0A@mail.gmail.com> In-Reply-To: <201108101227.p7ACREGJ076842@fire.js.berklix.net> References: <20110810052444.GM6142@pjdesk.au.alcatel-lucent.com> <201108101227.p7ACREGJ076842@fire.js.berklix.net>
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On 10 Aug 2011 13:53, "Julian H. Stacey" <jhs@berklix.com> wrote: > > > I can see this presenting a problem on 7.x (and earlier, but they are > > no longer supported) because the base system shouldn't have dependencies > > on ports. The options would seem to be: > > 1) Stick with gzip for 7-src and earlier (as well as ports until 7.x > > goes EOL) > > (Not that I'm suggesting for or against Option 1, but it needs modifying, > Applying the same logic, append to Option 1: "as well as cvs-cur" > (as cvs can be used to extract eg 4 & ports & doc as well as head). > As the ctm collection comprises: > cvs-cur ports-cur src-4 src-5 src-6 src-7 src-8 src-cur > Option 1 thus becomes "Stick with gzip for all except src-8 & src-cur" > > Whether a CTM src-stable stream is EOL is irrelevant. > All that matters is whether extractor hosts have xz or not. > One does not need to run ctm on same `uname -r` as one extracts for, > eg my CTM extractor runs on 8.3, but I extract for all of > cvs-cur ports-cur src-4 src-5 src-6 src-7 src-8 src-cur > Some (4, maybe 6) have long been EOL, but I use them for reasons beyond > remit of this thread. > > > > 2) Make ctm a port (so it can have a dependency on xz) > > I cant imagine many CTM users saying "please kick CTM out of src/" ;-) > > > > 3) If dispensation is granted, > > Dispensation for what ? > > > > ensure the dependency is documented in > > UPDATING and ctm.1 when it is MFC'd to 7.x and before. > > Man ctm says: "The ctm command appeared in FreeBSD 2.1" > In theory someone could be extracting on a really old host ? > We might be lucky & find all people are extracting on 8.x ? > We won't know unless we ask, > Stephen could request on ctm-announce@ eg: > "People extracting CTM on old systems are requested to run > uname -r > & if not 8.something-RELEASE or current, report to ....@.... > > Personaly, I'd think an acceptable middle course could be to switch to > whatever reduces the CTM bandwidth the most & put a note in man ctm: > "If running FreeBSD-x or earlier you need to > cd /usr/ports/archivers/xz ; make install" > How does a manpage entry help? It'll only appear on later versions, where It's irrelevant, and not appear on earlier versions, where it would help! Perhaps a note could be put into the Handbook entry? Chris
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