Chapter 2 Installation
Before developing with Rcpp, you need to install a C++ compiler.
2.1 Install C++ compiler
2.1.1 Windows
Install Rtools.
2.1.2 Mac
Install Xcode command line tools. Execute the command xcode-select --install on Terminal.
2.1.3 Linux
Install gcc and related packages.
In Ubuntu Linux, execute the command sudo apt-get install r-base-dev on Terminal.
2.2 Using other compilers installed by yourself
If you installed other compiler (g++, clang++) different from above, create the following file under the user’s home directory. Then set environment variables in the file.
Linux, Mac
.R/Makevars
Windows
.R/Makevars.win
Example settings of environmental variables
CC=/opt/local/bin/gcc-mp-4.7
CXX=/opt/local/bin/g++-mp-4.7
CPLUS_INCLUDE_PATH=/opt/local/include:$CPLUS_INCLUDE_PATH
LD_LIBRARY_PATH=/opt/local/lib:$LD_LIBRARY_PATH
CXXFLAGS= -g0 -O2 -Wall
MAKE=make -j4