MINI MINI MANI MO

#!/bin/sh

ORE_VER=1.5.1
R_MAJOR_VER=3
R_MINOR_VER=3

# Checking R
type R > /dev/null 2>&1
if [ $? -eq 0 ]; then
  unset R_HOME
  R_HOME=`R RHOME`
fi

if [ -n "${R_HOME}" ]; then
  RCMD="${R_HOME}/bin/R"
fi

if [ -f "${RCMD}" ]; then
  unset R_HOME
  R_HOME=`${RCMD} RHOME`
else
  echo "Fail"
  echo "  ERROR: R not found"
  exit 1
fi

R_CHK="as.integer(R.Version()[['major']]) > ${R_MAJOR_VER}L || (as.integer(R.Version()[['major']])==${R_MAJOR_VER}L && as.integer(R.Version()[['minor']]) >= ${R_MINOR_VER}L)"
rver_chk=`$RCMD --vanilla --slave -e "$R_CHK" | cut -f2 -d' '`
if [ "$rver_chk" = "FALSE" ]; then
  echo "Fail"
  echo " ERROR: ORE $ORE_VER requires R ${R_MAJOR_VER}.${R_MINOR_VER}.0 or later"
  exit 1
fi

ORE_LIBS_USER="${ORACLE_HOME}/R/library"
if [ -z "${R_LIBS_USER}" ]; then
  R_LIBS_USER="${ORE_LIBS_USER}"
else
  R_LIBS_USER="${ORE_LIBS_USER}:${R_LIBS_USER}"
fi
export R_LIBS_USER
$RCMD $@