Running R 3.6 has been working fine. I just upgraded to R 4.0 and I cannot
build packages from source. I have tried the following:
1. Installed R 4.0 binary on my mac (macOS 10.14.6). Installation went
fine, but when I try to build packages from source I get errors like this:
* installing
include/stdio.h
>>-r--r--r-- 1 root wheel 16319 Feb 22 2019
>> /Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/stdio.h
>>
>> I'm not a Mac expert but I believe these locations for Apple clang and
>> associated standard C header files have not change
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk
>
> You could also set CC=/usr/bin/clang just to force the use of the
> system compiler (and avoid looking up whatever is first on the PATH).
>
> Best,
> Kevin
>
> On Wed, Apr 29, 2020 at 10:24 AM Eric K wrote:
&g
ations for Apple clang and
> associated standard C header files have not changed for years.
>
> Hope this helps,
> H.
>
>
> On 4/29/20 07:05, Eric K wrote:
> > Running R 3.6 has been working fine. I just upgraded to R 4.0 and I
> cannot
> > build packages from s
