[Rd] Checking package on Windows (and seemingly irreproducible errors in CRAN checks)

[Uwe Ligges]

Simon Urbanek wrote:
> 
> On Jul 30, 2009, at 7:33 , Carlos J. Gil Bellosta wrote:
> 
>> Dear Uwe,
>>
>> The thing that I find funny is that the check of the package on
>> Windows for R 2.10.x works on r-forge as you can see here:
>>
>> http://r-forge.r-project.org/R/?group_id=426&log=check_x86_32_windows&pkg=colbycol&flavor=devel 
>>
>>
>> May I be facing some kind of Windows configuration specific issue
>> here? I am sorry that I am very Windows-illiterate...
>>
> 
> Just from the plain output I suspect that the problem is handling of 
> paths in the 3rd party system used (Python) is different from R's on 
> Windows and the package author is not converting them properly. It seems 
> as if Python is trying to use the path 'd:/temp/Rtmp1mB6qg/dir72ae2cd6' 
> literally instead of using 'd:\temp\Rtmp1mB6qg\dir72ae2cd6'. I'm a bit 
> surprised, because Java does the right thing: 
> System.out.println("'"+(new File("z:/foo/bar"))+"'"); will print 
> correctly 'z:\foo\bar'.
> 
> I would suspect that the difference between R-Forge and CRAN may 
> probably be just the setting of TMP/TEMP... [just a guess ;)]


Good idea. Unfortunately, changing d:\temp to d:/temp in my setting does 
not help...

Uwe




> Cheers,
> Simon
> 
> 
>> This is not something that worries me much "per se", as I am 
>> implementing some changes in the package and the new version does not 
>> resemble the current one too much, but intrigues me quite a lot.
>>
>> Best regards,
>>
>> Carlos J. Gil Bellosta
>> http://www.datanalytics.com
>>
>>
>> 2009/7/29 Uwe Ligges <ligges at statistik.tu-dortmund.de>:
>>>
>>>
>>> Mathieu Ribatet wrote:
>>>>
>>>> Dear Carlos,
>>>>
>>>>> From your check results:
>>>>
>>>>        cbc.data <- cbc.read.table( system.file("data",
>>>>        "cbc.test.data.txt", package = "colbycol"), sep = "\t" )
>>>>                Warning in file(file, "r") :
>>>>                cannot open file '0001': No such file or directory
>>>>        I think you're trying to read the file "cbc.test.data.txt" 
>>>> located
>>>> in
>>>> the folder "data" of your package skeleton. Is that right? If so, maybe
>>>> using
>>>>
>>>>        paste(system.file(package = "colbycol"),
>>>>        "data/cbc.test.data.txt", sep="/")
>>>>        will solve your issue - although I didn't try.
>>>
>>>
>>> It won't slve it, because reading that file works, but reading file 
>>> "0001"
>>> does ot which is handled within cbc.read.table() in the lines
>>>
>>> ....
>>>  for( column in names(columns) ){
>>>        tmp <- read.table( columns[[column]]$filename, sep = sep, 
>>> na.strings
>>> = "", comment.char = "", quote = "", header = FALSE, ... )[,1]
>>> ....
>>>
>>>
>>> I guess the problem happens before during the Java stuff where the 
>>> 0001 file
>>> is never created (at least not in the location you expect).
>>>
>>>
>>> On the console I see error messages like
>>>
>>>
>>> Exception in thread "main" Traceback (most recent call last):
>>>  File "d:/temp/colbycol/python/colbycol.py", line 6, in <module>
>>>    os.chdir( work_dir )
>>>  File "D:\RCompile\CRANpkg\lib\2.9\rSymPy\jython\Lib\os.py", line 
>>> 261, in
>>> chdir
>>>    raise OSError(errno.ENOENT, strerror(errno.ENOENT), path)
>>> OSError: [Errno 2] No such file or directory:
>>> 'd:/temp/Rtmp1mB6qg/dir72ae2cd6'
>>>
>>>
>>> Best,
>>> Uwe Ligges
>>>
>>>
>>
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>