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2015 May 11
0
Windows environmental variables
...ou may still want to
document it for future users who might be bitten.
As outlined in R-exts (?8.2.2):
http://cran.r-project.org/doc/manuals/r-release/R-exts.html#Calling-R_002edll-directly
R_HOME/bin needs to be in the PATH environmental variable (by the way,
I actually found that I needed R_HOME/binR_ARCH instead: you may want
to update this).
There are 2 ways to get & set environmental variables in Windows (I
just discuss the UTF16 "widechar" methods):
1) the Win32 interface, using GetEnvironmentVariableW, SetEnvironmentVariableW
https://msdn.microsoft.com/en-us/library/windows/desk...