Date: Fri, 23 Apr 2010 10:28:25 +0800 From: wen heping <wenheping@gmail.com> To: Rob Farmer <rfarmer@predatorlabs.net> Cc: freebsd-ports@freebsd.org Subject: Re: Dynamic plists Message-ID: <z2q7be7a2801004221928z7b19490fta70c219bd1a9d8b9@mail.gmail.com> In-Reply-To: <g2kb025ceb71004221923z17fe71bbt929dd462de8770ac@mail.gmail.com> References: <x2ub025ceb71004211645lf30a0fb9o5cebd612c3a28527@mail.gmail.com> <4BCFEA35.8070109@bsdforen.de> <20100422065709.GA33521@e.0x20.net> <u2ob025ceb71004220848z7a224afw1de8b823a5761761@mail.gmail.com> <20100422172009.GA27597@comcast.net> <g2kb025ceb71004221923z17fe71bbt929dd462de8770ac@mail.gmail.com>
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Are you working on scilab-5.2.2 ?
wen
On Fri, Apr 23, 2010 at 10:23 AM, Rob Farmer <rfarmer@predatorlabs.net> wro=
te:
> On Thu, Apr 22, 2010 at 10:20 AM, Charlie Kester <corky1951@comcast.net> =
wrote:
>> On Thu 22 Apr 2010 at 08:48:55 PDT Rob Farmer wrote:
>>>
>>> On Wed, Apr 21, 2010 at 11:57 PM, Lars Engels <lars.engels@0x20.net>
>>> wrote:
>>>>
>>>> On Thu, Apr 22, 2010 at 08:18:29AM +0200, Dominic Fandrey wrote:
>>>>>
>>>>> On 22/04/2010 01:45, Rob Farmer wrote:
>>>>> > I maintain math/scilab and am preparing to update it. This port has=
a
>>>>> > huge plist (slightly under 15000 lines), hundreds of which change
>>>>> > depending on what options are selected. It is a bit of a pain to
>>>>> > update. The porters handbook makes vague reference to dynamic plist=
s -
>>>>> > so I was wondering, would this be a good idea? And if so, what is t=
he
>>>>> > best way to make one?
>>>>>
>>>>> You normally base it on the output of
>>>>> ${FIND} -s PATH -type f
>>>>> ${FIND} -d PATH -type d | ${SED} 's,^,@dirrm ,'
>>>>>
>>>>> Of course there's normally more to it, but that's the basic principle=
.
>>>>>
>>>>
>>>> Or use auto-plist:
>>>> http://www.marcuscom.com:8080/cgi-bin/cvsweb.cgi/portstools/auto-plist=
/
>>>>
>>>
>>> Seems to have the same limitation of genplist - it doesn't address the
>>> fact that the plist may change if OPTIONS change.
>>
>> I feel your pain.
>> But tools like genplist and auto-plist might get you part of the way to
>> your solution. =A0To get the rest of the way, you might need to write a
>> custom maintenance script.
>>
>> Just thinking out loud here, but it seems you'll need to something
>> similar to what mergemaster does:
>>
>> - enable all the options and use 'genplist create' to get a new plist
>> - diff the previous portversion's plist and the new genplist
>> - emit any lines that haven't changed
>> - for lines that differ only in the presence of a PLIST_SUB variable at
>> =A0the beginning of the old line, emit the old line
>> - ignore any lines which exist only in the old plist
>> - for lines that are new, prompt for a decision on what to do =A0(leave =
as
>> =A0is or preface with one of a predetermined set of PLIST_SUB variables)
>
> What I have been doing is running genplist with no options enabled, to
> get a base plist, then turning them on one at a time and rerunning
> genplist, placing the appropriate PLIST_SUB variable at the beginning
> of any new lines, and then testing with random sets of options in
> tinderbox.
>
> Basically, the point of my message was just wondering if there is a
> better way to be doing things. From the responses so far, it would
> appear not, so I'll stick with this.
>
> Thanks,
> --
> Rob Farmer
>
>>
>> This doesn't automate the whole process, but at least it reduces the
>> manual inspection and intervention to the plist lines that really need
>> it.
>> This is only a first stab at the problem, so the steps I outlined
>> probably need to be refined and debugged.
>>
>> Or maybe I'm just being stupid. =A0Wouldn't be the first time. =A0:)
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