[Rd] Problem with WARNING...headers with CRLF line endings

[cstrato]

Dear Bill,

It would be great if this warning message could at least be suppressed 
on Windows.

Best regards
Christian


On 9/14/10 2:06 AM, William Dunlap wrote:
>
>> -----Original Message-----
>> From: r-devel-bounces at r-project.org
>> [mailto:r-devel-bounces at r-project.org] On Behalf Of cstrato
>> Sent: Monday, September 13, 2010 2:08 PM
>> To: r-devel at r-project.org
>> Subject: [Rd] Problem with WARNING...headers with CRLF line endings
>>
>> Dear all,
>>
>> When running R CMD check on Windows XP to test my package I get the
>> following warning message:
>>
>> "* checking line endings in C/C++/Fortran sources/headers ... WARNING
>> Found the following sources/headers with CR or CRLF line endings:
>>     src/xpsDict.h"
>>
>> The problem is that this file is created by the compiler
>> AUTOMATICALLY
>> during the compilation process, and since the file is created
>> by VC++ on
>> WinXP, it will always have CRLF line endings.
>>
>> Thus my question is:
>> - Is it really necessary to issues this warning message?
>> - If yes, could it be suppressed on Windows XP, since there it should
>> obviously be no problem.
>
> Older versions of Sun C compilers would refuse to
> compile code with Windows-style line endings.  I don't
> know if that is still the case.  One reason to run check
> is to see if there are any platform-dependencies in
> code on CRAN so the warning should not be suppressed.
>
> (The S+ package system tries to avoid the problem by changing
> line endings on text files when it compiles the package.
> It is not trivial to reliably figure out which files are
> meant to be text files.)
>
> Bill Dunlap
> Spotfire, TIBCO Software
> wdunlap tibco.com
>
>>
>> One more issue:
>> While I have always received this warning on my WinXP
>> installation, for
>> some lucky reason the warning did until now not appear on the
>> Bioconductor Windows server, see BioC 2.6 with R-2.11.1:
>> http://bioconductor.org/checkResults/2.6/bioc-LATEST/xps/liver
> pool-checksrc.html
>>
>> However, for some reason on BioC 2.7 running R-2.12.0 this
>> warning does
>> appear, see:
>> http://bioconductor.org/checkResults/2.7/bioc-LATEST/xps/liver
> pool-checksrc.html
>> For this reason I would  appreciate if there would be a
>> possibility to
>> suppress this warning message.
>>
>> Thank you in advance.
>> Best regards
>> Christian
>> _._._._._._._._._._._._._._._._._._
>> C.h.r.i.s.t.i.a.n   S.t.r.a.t.o.w.a
>> V.i.e.n.n.a           A.u.s.t.r.i.a
>> e.m.a.i.l:        cstrato at aon.at
>> _._._._._._._._._._._._._._._._._._
>>
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>