Nothing
semi.F <- function(x,fileprefix){
y <- getwd()
setwd(x)
file.copy(paste(fileprefix,"-inp.txt",sep=""), "semi_inp.txt")
.Fortran("semi", PACKAGE="seem")
fileout <- paste(fileprefix,"-out.txt",sep="")
file.rename("semi_out.txt", fileout)
file.remove("semi_inp.txt")
setwd(y)
return(paste(x,"/",fileout,sep=""))
}
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