[R-pkg-devel] New CRAN checks on r-devel-windows-x86_64-new-UL and the installed fonts

[Tomas Kalibera]

On 12/16/21 5:16 PM, Hiroaki Yutani wrote:
> Thanks for the details and the suggestions. My package uses
> systemfonts package for illustration purposes only in the examples, so
> I'm not that desperate to find the root cause this time. I'll try
> using winbuilder in case I need to.

I see. Maybe best then making the example more robust when no fonts are 
found, on different platforms.

Best
Tomas

>
> Best,
> Hiroaki Yutani
>
> 2021年12月17日(金) 0:52 Tomas Kalibera <tomas.kalibera using gmail.com>:
>
>>
>> On 12/16/21 4:17 PM, Hiroaki Yutani wrote:
>>>> This would be an empty character vector on my Alpine Linux server as
>>>> well.
>>> I see, thanks for the information. Sorry for my lack of consideration on this.
>>>
>>>> So there are 127 *.ttf files installed, but systemfonts::system_fonts()
>>>> does not find any of these.
>>> Thanks for investigating quickly! Then, it seems I should wait for the
>>> problem to be solved on systemfonts' side. I'm curious what's the
>>> difference between r-devel-windows-x86_64-new-TK, on which the check
>>> doesn't fail, by the way.
>> It is also Windows Server 2022 with GUI, a quite fresh installation. The
>> checks run in a docker container (also WS2022,
>> mcr.microsoft.com/windows/server:ltsc2022, without any manually
>> installed fonts).
>>
>> Actually there is no manually installed software there, all that is
>> installed is (in this order):
>>
>> https://svn.r-project.org/R-dev-web/trunk/WindowsBuilds/winutf8/ucrt/r/setup_miktex_standalone.ps1
>> https://svn.r-project.org/R-dev-web/trunk/WindowsBuilds/winutf8/ucrt3/r/setup.ps1
>> https://svn.r-project.org/R-dev-web/trunk/WindowsBuilds/winutf8/ucrt3/r_packages/setup_checks.ps1
>>
>> plus R and R packages.
>>
>> I assume you can reproduce on Winbuilder, and so perhaps you could
>> create a version of your package with a lot of instrumentation/print
>> messages and submit there to find the cause? Possibly also an
>> instrumented variant of systemfonts.
>>
>> Best
>> Tomas
>>
>>> Best,
>>> Hiroaki Yutani
>>>
>>> 2021年12月16日(木) 23:57 Uwe Ligges <ligges using statistik.tu-dortmund.de>:
>>>>
>>>> On 16.12.2021 15:34, Sebastian Meyer wrote:
>>>>> Am 16.12.21 um 15:06 schrieb Hiroaki Yutani:
>>>>>> Hi,
>>>>>>
>>>>>> My package is failing on CRAN check on r-devel-windows-x86_64-new-UL.
>>>>>>
>>>>>> https://cran.r-project.org/web/checks/check_results_string2path.html
>>>>>>
>>>>>> It seems the problem is that there is no available font that meets the
>>>>>> condition in the following code. Is it irrational to assume at least
>>>>>> one TrueType or OpenType font is installed in the system?
>>>>>>
>>>>>>        available_fonts <- systemfonts::system_fonts()$path
>>>>>>
>>>>>>        # string2path supports only TrueType or OpenType formats
>>>>>>        ttf_or_otf <- available_fonts[grepl("\\.(ttf|otf)$",
>>>>>> available_fonts)]
>>>>>>
>>>> The machine that is running " r-devel-windows-x86_64-new-UL" is a
>>>> freshly installed Windows Server 2022 with GUI. The standard fonts are
>>>> available, but no extra fonts isntalled.
>>>>
>>>> To confirm:
>>>>
>>>>    > table(gsub(".*\\.(.{3})$", "\\1", dir("c:/WIndows/fonts")))
>>>>
>>>> dat fon ini ttc ttf xml
>>>>      1 192   1  16 127   1
>>>>
>>>>
>>>> So there are 127 *.ttf files installed, but systemfonts::system_fonts()
>>>> does not find any of these.
>>>>
>>>> Best,
>>>> Uwe Ligges
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>> This would be an empty character vector on my Alpine Linux server as
>>>>> well. The system_fonts() there only contain ".pcf.gz" files from
>>>>> "/usr/share/fonts/misc/".
>>>>>
>>>>> Note that the "systemfonts" package on which you rely currently also
>>>>> fails on that CRAN check flavour for a similar reason
>>>>> (https://cran.r-project.org/web/checks/check_results_systemfonts.html).
>>>>> On my Alpine Linux system, from example("register_font",
>>>>> package="systemfonts"):
>>>>>
>>>>> fonts <- system_fonts()
>>>>> plain <- sample(which(!fonts$italic & fonts$weight <= 'normal'), 1)
>>>>> bold <- sample(which(!fonts$italic & fonts$weight > 'normal'), 1)
>>>>> italic <- sample(which(fonts$italic & fonts$weight <= 'normal'), 1)
>>>>> ## Error in sample.int(length(x), size, replace, prob) :
>>>>> ##   invalid first argument
>>>>>
>>>>> (as there are no italic fonts).
>>>>>
>>>>> HTH,
>>>>>
>>>>>        Sebastian Meyer
>>>>>
>>>>>> I'm wondering if I need to release a new version to avoid this test
>>>>>> failure. Note that, the other Windows r-devel machine
>>>>>> (r-devel-windows-x86_64-new-TK) doesn't fail. So, it might be just
>>>>>> that something is wrong with r-devel-windows-x86_64-new-UL.
>>>>>>
>>>>>> Any suggestions?
>>>>>>
>>>>>> Best,
>>>>>> Hiroaki Yutani
>>>>>>
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>>>>>>
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