On mac, easier install of data.table with OpenMP #6497
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On mac, data.table installation is now much simpler than described in wiki. For MacPorts users, a simple command "sudo port install r-data.table +openmp" will work. There is no need to use Makevars file.
Anirban166
reviewed
Sep 16, 2024
| @@ -31,7 +31,7 @@ | |||
| if (!.Call(ChasOpenMP)) { | |||
| packageStartupMessagef("**********\nThis installation of data.table has not detected OpenMP support. It should still work but in single-threaded mode.\n", appendLF=FALSE) | |||
| if (Sys.info()["sysname"] == "Darwin") | |||
| packageStartupMessagef("This is a Mac. Please read https://mac.r-project.org/openmp/. Please engage with Apple and ask them for support. Check r-datatable.com for updates, and our Mac instructions here: https://github.com/Rdatatable/data.table/wiki/Installation. After several years of many reports of installation problems on Mac, it's time to gingerly point out that there have been no similar problems on Windows or Linux.\n**********") | |||
| packageStartupMessagef("This is a Mac. Please read https://mac.r-project.org/openmp/. If you are a MacPorts users, reinstall data.table with openmp option: "sudo port install r-data.table +openmp". Please engage with Apple and ask them for support. Check r-datatable.com for updates, and our Mac instructions here: https://github.com/Rdatatable/data.table/wiki/Installation. After several years of many reports of installation problems on Mac, it's time to gingerly point out that there have been no similar problems on Windows or Linux.\n**********") | |||
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with openmp option
with the OpenMP option
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On mac, data.table installation is now much simpler than described in wiki. For MacPorts users, a simple command "sudo port install r-data.table +openmp" will work. There is no need to use Makevars file.