(R-exts.info)System and foreign language interfaces

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5 System and foreign language interfaces
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Operating system access

Interface functions .C and .Fortran

dyn.load and dyn.unload

Registering native routines

Creating shared objects

Interfacing C++ code

Fortran I/O

Linking to other packages

Handling R objects in C

Interface functions .Call and .External

Evaluating R expressions from C

Parsing R code from C

External pointers and weak references

Vector accessor functions

Character encoding issues