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Re: [RFC] calm, setup: per-version requires
- From: Jon Turney <jon dot turney at dronecode dot org dot uk>
- To: cygwin-apps at cygwin dot com
- Date: Thu, 9 Nov 2017 14:27:32 +0000
- Subject: Re: [RFC] calm, setup: per-version requires
- Authentication-results: sourceware.org; auth=none
- References: <87375tmb55.fsf@Rainer.invalid>
On 05/11/2017 07:34, Achim Gratz wrote:
With the possibility of having more than three versions in setup.ini and
per-version hint files, the need for per-version requires is getting
more urgent. Currently the requires from the corresponding hint files
Since it's been needed since ~2000, it could hardly be less urgent :)
get merged, which leads to abominations like these (from mosh):
requires: … libprotobuf13 libprotobuf14 libprotobuf8 …
I suggest that the current requires: line is kept to contain the
intersection of all hint files and an additional requires: line in each
version group lists the relative complement of the corresponding hint
file and the non-versioned requires: line. It may be necessary to
Yeah, I guess we could generate requires: line in each version section
now, and this might work with current setup. I don't think this did
anything useful prior to [1] being fixed.
[1]
https://sourceware.org/git/gitweb.cgi?p=cygwin-apps/setup.git;a=commitdiff;h=78e4c7d7c8be4698d362d204aacfe701f6503359;hp=60b4f6caa5c0bcadaf304620a31e37f77f56b9bf
rename the requires: token to something else in order to ease parsing,
maybe something like requires+: to show that these are in addition to
the usual requires: line?
The libsolv branch implements per-version '[dD]epends:' headers as per
[2] (which may also contain a version relation)
[2] https://sourceware.org/cygwin-apps/setup.ini.html