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#							-*- shell-script -*-
#
# Copyright by the Board of Trustees of the University of Illinois.
# All rights reserved.
#
# This file is part of HDF5.  The full HDF5 copyright notice, including
# terms governing use, modification, and redistribution, is contained in
# the files COPYING and Copyright.html.  COPYING can be found at the root
# of the source code distribution tree; Copyright.html can be found at the
# root level of an installed copy of the electronic HDF5 document set and 
# is linked from the top-level documents page.  It can also be found at
# http://hdf.ncsa.uiuc.edu/HDF5/doc/Copyright.html.  If you do not have
# access to either file, you may request a copy from hdfhelp@ncsa.uiuc.edu.


# This file is part of the HDF5 build script.  It is processed shortly
# after configure starts and defines, among other things, flags for
# the various compile modes.

# Use Intel C compiler by default (if it's available).
if test "X$CC" = "X" && which icc > /dev/null; then
  CC=icc
  CC_BASENAME=icc
fi

#----------------------------------------------------------------------------
# Compiler flags. The CPPFLAGS values should not include package debug
# flags like `-DH5G_DEBUG' since these are added with the
# `--enable-debug' switch of configure.

case $CC_BASENAME in
    ecc|icc)
	. $srcdir/config/intel-flags
	;;

    gcc)
	. $srcdir/config/gnu-flags
	;;

    *)
	CFLAGS="$CFLAGS -ansi"
	DEBUG_CFLAGS="-g"
	DEBUG_CPPFLAGS=
	PROD_CFLAGS="-O"
	PROD_CPPFLAGS=
	PROFILE_CFLAGS="-pg"
	PROFILE_CPPFLAGS=
	;;
esac

# We know that for mpich 1.2.5 and previous version, complicated derived datatype is                     
# supported, we need to set the macro to hdf5_mpi_complex_derived_datatype_works to no.                  
# Notice that this fix will only work if the compiler name is mpicc and mpi package is                   
# mpich 1.x.x.  
if [ -z "$hdf5_mpi_complex_derived_datatype_works" -a $CC_BASENAME = mpicc ]; then
   ccversion=`$CC -v 2>&1 | sed -e 's/.*for //p'`
   ccversion1=`echo $ccversion | cut -f1 -d.`
   ccversion2=`echo $ccversion | cut -f2 -d.`
   ccversiontemp=`echo $ccversion | cut -f3 -d.`
   ccversion3=`echo $ccversiontemp | cut -c1`
   ccversionval=`expr $ccversion1 \* 100 + $ccversion2 \* 10 + $ccversion3`
   if [ $ccversionval -lt 126 ]; then
      hdf5_mpi_complex_derived_datatype_works='no'
  fi
fi