From: Paul Pogonyshev <pogonyshev@gmail.com>
To: Paul Eggert <eggert@cs.ucla.edu>
Cc: emacs-devel@gnu.org
Subject: Re: expose XHASH [patch]
Date: Fri, 8 Apr 2016 18:08:41 +0200 [thread overview]
Message-ID: <CAG7Bpaqk1CjM_qM-q1xPaNPaGNvXf5h7bQ_CPf-8XhH_h6fB-g@mail.gmail.com> (raw)
In-Reply-To: <CAG7BpaoG74fxFb5JJQTfcasPBVacPq_7P1xUxNt=tqy7Zvcdcw@mail.gmail.com>
Ping about the patch. I have no write access to the repository, so I
cannot install it myself.
Also, would be nice if someone installed maphash documentation patch.
Paul
On 2 April 2016 at 13:52, Paul Pogonyshev <pogonyshev@gmail.com> wrote:
> Second patch iteration, taking into account all comments by Paul Eggert.
>
> Paul
>
>
>
>
> * src/fns.c (Fsxhash_eq, Fsxhash_eql): New functions.
>
> * doc/lispref/hash.texi (Defining Hash): Document 'sxhash-eq' and 'sxhash-eql'.
>
> * etc/NEWS: Mention 'sxhash-eq' and 'sxhash-eql'.
>
> On 1 April 2016 at 11:44, Paul Pogonyshev <pogonyshev@gmail.com> wrote:
>> Paul Eggert wrote:
>>> The documentation for the new function should be next to the documentation for sxhash.
>>
>> I just skipped all the examples related to 'sxhash'. But I don't mind.
>>
>>> Shouldn't we expose hashfn_eq, not XHASH? After all, (make-hash-table :test 'eq ...) uses hashfn_eq, not XHASH.
>>
>> Probably you are right. I don't know the internal details well enough
>> to comment on this.
>>
>>> Should we also expose hashfn_eql, which is what make-hash-table uses by default? Or is that a waste of time since hashfn_eql is the default?
>>
>> I'd say expose it too, at least for the cases of composite hashing as
>> in my example.
>>
>>> Not sure I like the name xhash. Maybe sxhash-eq instead? That would let us use the name sxhash-eql for hashfn_eql.
>>
>> I tried to keep familiar names (at least for those who work on C
>> code), but if we change that to 'hashfn_eq' and additionally expose
>> something for 'eql', I guess your idea is better.
>>
>> I'll wait if more comments on these points appear before creating next
>> patch iteration.
>>
>> Paul
next prev parent reply other threads:[~2016-04-08 16:08 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-31 19:29 expose XHASH [patch] Paul Pogonyshev
2016-03-31 21:52 ` Stefan Monnier
2016-03-31 22:43 ` Paul Eggert
2016-04-01 9:44 ` Paul Pogonyshev
2016-04-02 11:52 ` Paul Pogonyshev
2016-04-08 16:08 ` Paul Pogonyshev [this message]
2016-04-08 18:10 ` Stefan Monnier
2016-04-08 18:37 ` Paul Pogonyshev
2016-04-08 18:44 ` Stefan Monnier
2016-04-08 19:24 ` Paul Pogonyshev
2016-04-08 20:51 ` Stefan Monnier
2016-04-08 22:37 ` Paul Eggert
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