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## comment this out if you need a different version of R,
## and set set R_HOME accordingly as an environment variable
R_HOME := $(shell R RHOME)
## include headers and libraries for R
RCPPFLAGS := $(shell $(R_HOME)/bin/R CMD config --cppflags)
RLDFLAGS := $(shell $(R_HOME)/bin/R CMD config --ldflags)
## include headers and libraries for Rcpp interface classes
RCPPINCL := $(shell echo 'Rcpp:::CxxFlags()' | $(R_HOME)/bin/R --vanilla --slave)
RCPPLIBS := $(shell echo 'Rcpp:::LdFlags()' | $(R_HOME)/bin/R --vanilla --slave)
c_sources := $(wildcard *.c)
c_sharedlibs := $(patsubst %.c,%.o,$(c_sources))
cpp_sources := $(wildcard *.cpp)
cpp_sharedlibs := $(patsubst %.cpp,%.o,$(cpp_sources))
all : $(c_sharedlibs) $(cpp_sharedlibs)
%.o : %.c
R CMD SHLIB $<
%.o : %.cpp
PKG_CPPFLAGS="$(RCPPFLAGS) $(RCPPINCL)" PKG_LIBS="$(RLDFLAGS) $(RCPPLIBS)" R CMD SHLIB $<
run : $(c_sharedlibs) $(cpp_sharedlibs)
Rscript exampleRCode.r
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