![]() You may need to install the gfortran compiler on your machine, if it is not already there.įor example, on a Debian-based system (e.g. If you have this problem, see these instructions. Some users report problems installing pomp from source due to lack of an appropriate gfortran installation, which is not included by default in all versions of Xcode. However, there is a gatekeeper to enabling Rcpp outside of the R environment: A compiler. The advent of Rcpp and the afforded seamless transition between R objects and C++ objects has yielded countless accolades. These facilities are provided in the Xcode app, which is free and can be installed via the App Store or downloaded from . Compiled code in R is the zeitgeist echoing throughout all corridors of user styles. To make use of the package facilities for accelerated computation using compiled C code, you will need the ability to compile C code and dynamically link it into an R session. Note that, after installing Rtools, it is necessary to edit the system path, as described here, so that these tools can be found by the operating system.Ī video tutorial on installing Rtools is available here. Rtools is needed both to compile and install the development version from source and to obtain full value from any version of the package. To make use of pomp’s facilities for accelerated computation using compiled C code, and to compile the package from source, you will need the ability to compile C code and dynamically link it into an R session.įor this reason, you must install the Rtools suite, which can be downloaded from CRAN.
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