configure.in

dnl Process this file with autoconf to produce a configure script.
AC_INIT(src/gdal_rcpp.cpp)

: ${R_HOME=`R RHOME`}
if test -z "${R_HOME}"; then
  echo "could not determine R_HOME"
  exit 1
fi
CC=`"${R_HOME}/bin/R" CMD config CC`
CFLAGS=`"${R_HOME}/bin/R" CMD config CFLAGS`
CPPFLAGS=`"${R_HOME}/bin/R" CMD config CPPFLAGS`
CPP=`"${R_HOME}/bin/R" CMD config CPP`
CXX=`"${R_HOME}/bin/R" CMD config CXX`
CXXCPP=`"${R_HOME}/bin/R" CMD config CXXCPP`
CXXFLAGS=`"${R_HOME}/bin/R" CMD config CXXFLAGS`
CXXPICFLAGS=`"${R_HOME}/bin/R" CMD config CXXPICFLAGS`

if test `gdal-config --version`
then
	GDAL_CPPFLAGS=`gdal-config --cflags`
	GDAL_LIBS=`gdal-config --libs`
else
	echo ''
	echo 'I was unable to find the gdal-config script distributed with'
	echo 'GDAL. If you have not installed the GDAL libraries, you can'
	echo 'download the source from  http://www.remotesensing.org/gdal/'
	echo 'If you have installed the GDAL libraries, then make sure that'
	echo 'gdal-config is in your path. Try typing gdal-config at a'
	echo 'shell prompt and see if it runs. If not, find it and add its'
	echo 'path to your shell path.'
	echo ''
	exit 1
fi

#if test ! -e src/RcppExports.cpp
#then
  ${R_HOME}/bin/Rscript -e "Rcpp:::compileAttributes()"
#fi

if test ! -e src/RcppExports.cpp
then
  echo ''
  echo 'For some reason Rcpp is not working.'
  echo 'Is it installed?'
  echo ''
  exit 1
fi

if test ! -e man/rgdal2-package.Rd
then
  ${R_HOME}/bin/Rscript -e "roxygen2:::roxygenize()"
fi

if test ! -e man/rgdal2-package.Rd
then
  echo ''
  echo 'For some reason roxygen2 is not working.'
  echo 'Is it installed?'
  echo ''
  exit 1
fi

RCPP_LIBS=`${R_HOME}/bin/Rscript -e "Rcpp:::LdFlags()"`

PKG_CPPFLAGS=$GDAL_CPPFLAGS
PKG_LIBS="$RCPP_LIBS $GDAL_LIBS"

AC_CHECK_SIZEOF(int)
AC_CHECK_SIZEOF(double)

AC_SUBST(PKG_CPPFLAGS)
AC_SUBST(PKG_LIBS)
AC_SUBST(SIZEOF_INT)
AC_SUBST(SIZEOF_DOUBLE)
AC_CONFIG_HEADERS(src/pkg_config.h)
AC_OUTPUT(src/Makevars)