source(file.path(.libPaths(),"tools","R","tools"))
# fix to .convertFilePathToAbsolute otherwise a ":" is postpended 
# to the dir name 
.convertFilePathToAbsolute <- function(dir) dir

inst.packs <- function(pkgs,recmd=FALSE){
if(missing(pkgs))
pkgs <-c("base","ctest","eda","lqs","methods","modreg","mva","nls","splines","stepfun","tools","ts")
if(recmd)
 pkgs <-c("boot","cluster","foreign","grid","KernSmooth","lattice","mgcv","nlme","rpart","survival","class","MASS","spatial","nnet")
cat("doing package:")
for( pp in pkgs){
 cat(" ",pp)
 indir <- file.path(R.home(),"src","library",pp)
 outdir <- file.path(.libPaths(),pp)
 .installPackageIndices(indir, outdir)
 ns <- file.path(indir,"NAMESPACE")
 if(file.exists(ns))
  file.copy(ns,file.path(outdir,"NAMESPACE"))
 .installPackageRdIndices(indir, outdir)
}
 cat("\npackage installation completed\n")
}