User-Agent: Mozilla/5.0 (Windows NT 6.3; WOW64; rv:31.0) Gecko/20100101
            Thunderbird/31.7.0
MIME-Version: 1.0
References: <559AE0A8.3080907@morningstar2.co.uk>                      
            <559B6B5C.4080603@telecom-bretagne.eu> <559B969E.4020202@nag.co.uk>
            <559B9E6B.8080109@morningstar2.co.uk>
            <559BA06D.9040004@telecom-bretagne.eu>
Content-Type: text/plain; charset="windows-1252"; format=flowed
SpamDiagnosticOutput: 1:23
SpamDiagnosticMetadata: NSPM
X-MS-Exchange-CrossTenant-OriginalArrivalTime: 07 Jul 2015 10:01:05.6776 (UTC)
X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted
X-MS-Exchange-Transport-CrossTenantHeadersStamped: HE1PR05MB1241
X-Microsoft-Exchange-Diagnostics: 
                         1;HE1PR05MB1225;2:g6pVgemYdShlfBhIj8VezPOPo/u1li3wN0BpjbgDGA+RZAsBeWNUNDYTxdOFGQNm;3:BXL8pmCmvWM0OujsRPEdGlU/9cMRcZYyEGLzSyGE7/5GDfTZ7JeIDeJhxktySmifTWbuJnh8hratO34FU0UxkYKKyUI8rIXAJELn7NCDeW4ZYDmHdKj/h15rGiMvLmrCb71EINMGThTtZZZPP20F8Q==;25:71z++5MN+N/oEZzSmvFv+O222wi3E9A4iGYy1adZeeigKITUqP8JOvVGIFCWQBDmwmxhi2/2uhAZnSKlsva3SZRIxSjRyEt//4meKEuzjXeKvN6HVBlBcorb56yHG2j/vrjXx+7nXgg2wCOt/Jd/FFs/b9Yp0/TY8Q7v0+SqJgbmW7/pOnnuAC38q3ixTEWUE1gRo99TnQLEfOEdnIyhixTU4rZxgeaR/sKuL9CRT2UqJK3RaMjw03CdcO4oTFypC2y/Ov6cEip8KpEiA0yD1g==;23:V17meJSP0BeCOL9IXFDotjS7zT/XdhtdD9IwtE6wsWfwdmkqC4OGp1R+zzOHGMWocQD72S2alJD5LmIkBbEiICvFLXV5yP0HD/o/0yjM9gB+NaQS0E5EMbV2eBPwh/BUvZOiT0qxqqsIWNKY+bLxZz21zuPvNOYkAauL4trwnRbWRRHPjmseLObflJSOg6yHQ+gIXwcxQlpS+4RO1OvoKY03800vkmnBI24ZgItqA0k0v4jHeoyGy6J148fSl5V/
X-OriginatorOrg: nag.co.uk
X-MIME-Autoconverted: from quoted-printable to 8bit by
                      listserv.uni-heidelberg.de id t67A1KBe014934
Message-ID:  <559BA30E.1000902@nag.co.uk>
Date:         Tue, 7 Jul 2015 10:59:42 +0100
Reply-To: Mailing list for the LaTeX3 project
              <LATEX-L@LISTSERV.UNI-HEIDELBERG.DE>
Sender: Mailing list for the LaTeX3 project <LATEX-L@LISTSERV.UNI-HEIDELBERG.DE>
From: David Carlisle <davidc@NAG.CO.UK>
Subject: Re: LuaTeX support in the LaTeX kernel
To: LATEX-L@LISTSERV.UNI-HEIDELBERG.DE
In-Reply-To:  <559BA06D.9040004@telecom-bretagne.eu>
Precedence: list
List-Help: <http://listserv.uni-heidelberg.de/cgi-bin/wa?LIST=LATEX-L>,
           <mailto:LISTSERV@LISTSERV.UNI-HEIDELBERG.DE?body=INFO%20LATEX-L>
List-Unsubscribe: <mailto:LATEX-L-unsubscribe-request@LISTSERV.UNI-HEIDELBERG.DE>
List-Subscribe: <mailto:LATEX-L-subscribe-request@LISTSERV.UNI-HEIDELBERG.DE>
List-Owner: <mailto:LATEX-L-request@LISTSERV.UNI-HEIDELBERG.DE>
List-Archive: <http://listserv.uni-heidelberg.de/cgi-bin/wa?LIST=LATEX-L>
X-MIME-Autoconverted: from 8bit to quoted-printable by relay2.uni-heidelberg.de id t67A1LQS014910
Envelope-To: <rainer.schoepf@GMX.NET>
X-GMX-Antispam: 0 (Mail was not recognized as spam); Detail=V3;
X-GMX-Antivirus: 0 (no virus found)
X-UI-Filterresults: notjunk:1;V01:K0:RmhYxvC+YuU=:XJHWQMuyROkM42QWwGKttl+EzG
 SCbDzgbY88OKTIyB2egQmClOEFmSRNJNTEamD1QimZxV/2d+irSpdZ5G5zOP7IgcVmu5RdVZb
 zSdS5baYPpxR3UCrua7puBFU9witAkuG85Y++Vscjp46XcZ2/1vSV8cX08aydLPd9ewso6dub
 uIVFXCKjcdyNNXulIoc+l2t7SPsOg+lTK3SaYECQK1A7iCVGFd1O8/sTU6+6i5oUWVFnXizMC
 a93sJlNdMBV95s6gyxUxAeUQJKEZgGBwAWdRIf3ecjdrOtk3mV6trFU48SxRIjiR8kpYNLWjx
 Ejz1qgtr9ifpd4dzDMEeqC5E62+MWu04u9PiUYaecMDVmFfvHNeGPTh9IYLnSr0Zr71QZx0on
 60aIH1V0btKKCYQeIrQ3QLBwOhTguXkCfF0bLfyQbDB/nIG7gn02T9BuT8mGDoLMUJf/3rgET
 MIvtu/DqmguDIZLJICjx/nM0+VoetoGR5dOcH2pYvx/C7POfChLBfuUk8CExN46naC04Tc3ED
 E8rz/jOQtcMUHMp4tF6xEYXXNrfOFq84L4ANTxp/Zzkv/uYRkdw7cxmUB9++GyaD7kk7dJnGV
 rhhhWCVgxToBzFTFGMSbBPvrifd+OGd9+cQfj2h1y8CYKzvr9WI6ZmlUjR0lzMH3h/jnJs18n
 dJTkgo0pSAsdXBS6p0yNsEa57c1GsnvUktYwtKNgnopPp99lcJA7GWGzyO5VpiWo8U+/2DG0m
 e+bpAdB+NhkdzfLnEqoOog+iVOdUjyg641hHMufFW7wv1xVPiSgGSbvWKXYbZu/scPyTrcRl5
 5Svi6Hsmp6hlM82OaqucLzkKR0sHIay55kE5gc1uJtgQ6VZJ93mA8AF9L6hP8Hh4jSJZOvhUo
 6UAFf8SkIPlirwELW8TLct9PRlIdLYGcI2yPytllX3r0/z+o0ci6XxFdk2LOOUKGj2gECPrk/
 fNhyh9yx6cuYTb8ANHY4qn2/DUlXacarfdSKQnUu3IZRGNi+DKDw/euf8/9EyDI19/UjfFAKa
 uV40Y1JecdUepm4QJAcCHktAlcGh4kF7STvUm2WJoDbQCxSaITuHNU6+e1C59k2SxnHISTY/C
 O2aP2U+IaIK+94lig2UnY1k2RRzwSLHWulmQ3yt1M81ho2nhF8CcwtGwS4ClvyuSF+ZJkI+7e
 xHF+KlYfANxk9MZj/jN4VMokqgRXgsR+nb6zpx/GbsnkO2cdFcyVB9D+D9SRE/OwnXXfkjiVY
 giCM1N8UXbrjrMXr4+3yR8VJPsCT2egp0INpsQP4UPnO3GXxfSMYQmjaye/S5NYGUUzzUVCuV
 KRSCCchHkk5H4D/HxdLGSdfg3kOeODeu+w9xSyE1fiskyxn0dPo0pLESbb+uu65HHOIsnseve
 32hr16E1tvUwyrHvXPcxWBMne5Gpx/6HA0eFfXdA5x+8pvM7CWJQB5bffOe3hpkkLp/x5oQUX
 pht3xC/SVKVP+4S+IIt6k65dOfColr/lZ9XlmqyjE9oGhXeJX2
X-UI-Loop:V01:T1JO0sZGk7k=:UHuNTID4R9FWXh1830ZpOA6gdGnyKOu4/y3LHsvU324=
X-UI-Out-Filterresults: notjunk:1;V01:K0:X8yywTFbTZQ=:oJnAbmxWucFYq/nLBaOKTu
 m8TM1BzdaiEw7hjY979UAxjtdyOBItMO8eYCrBH5sGQJ1ThMRC+S5BMBQSPEi5tZZZS1DdnDp
 j+G3H5UI66hB02Rw+BWlQlswhr6NNVKXJeBgT1FPRoRNgM7b8hom6gcl3DL/IeWZCnVg6HVBG
 32pxqB+SuRm/PLd/x0A6JcasWhzsPbuRotdb3uo9vsEFUOjtEyFw1ZTED6j3z5M8g3wFdSe35
 R7OpqEm3T2v/c3bdQCiEpYmn8YbVyO/MfnNnyxiCG8iZoErmoCfwOcvJJFZL4QxHtgjiMIH2g
 My2f6HBj4INiig/4nwNvOf+24Gu4cOUef1MkCZ6j8L6svU/GCCI5A5doP/5PQVTDfx3L75Fl8
 kDjpQGXI7zjhhhDtmmHI9qFWTKhcQ2tUDyFa6irjDm1y/JFCzgL6VMBadffLjnci4V0TVsOuY
 Duu8MY20QZk9ah549oJHyLAl4QcyKwGjQWjxsnTIvwdk49eD8nrc
X-Scanned-By: MIMEDefang 2.71 on 85.214.41.38
Content-Transfer-Encoding: 8bit
X-MIME-Autoconverted: from quoted-printable to 8bit by h1439878.stratoserver.net id t67A3SQJ018314
Status: R
X-Status: 
X-Keywords:                  
X-UID: 7756

On 07/07/2015 10:48, Élie Roux wrote:
> Le 07/07/2015 11:39, Joseph Wright a écrit :
>> On 07/07/2015 10:06, David Carlisle wrote:
>>>>> We are looking for feedback in two areas. Firstly, does the
>>>>> functionality provided cover the needs of package authors using LuaTeX?
>>>>
>>>> The whatsit allocation is still missing, maybe it could be added to
>>>> lualatexsupport?
>>>
>>> One thing to discuss: it could be added to lualatexsupport (a package)
>>> or ltluatex (planned to be in the format) and could be handled
>>> as a normal tex register allocation (with \count26x holding the unique
>>> id) or handled purely in lua.  Does anyone have any examples of these
>>> things in use??? Some real use cases would be good to check any design
>>> decisions here.
>>
>> Indeed, this bit is missing mainly as I've yet to read the existing code
>> in detail and work out what exactly we should provide. For example,
>> David suggested to me that the allocation number might need to be
>> accessible from TeX (or that at least this was desirable), so using a
>> \count26x value rather than Lua variable would be best. But without any
>> use cases I'm not at all sure.
>
> The feature was asked by Stephan Hennig (in copy of this mail), and is
> used by him, see
>
> https://github.com/sh2d/spelling
>
> Thank you,
>

Excellent thanks! It's always good to have some real test cases that you
can try not to break.

David

________________________________


The Numerical Algorithms Group Ltd is a company registered in England and Wales with company number 1249803. The registered office is:

Wilkinson House, Jordan Hill Road, Oxford OX2 8DR, United Kingdom.


This e-mail has been scanned for all viruses by Microsoft Office 365.

________________________________