#							-*- shell-script -*-
#
# Copyright by The HDF Group.
# 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 COPYING file, which can be found at the root of the source code
# distribution tree, or in https://www.hdfgroup.org/licenses.
# If you do not have access to either file, you may request a copy from
# help@hdfgroup.org.


# This file should be sourced into configure if the compiler is the
# Cray Compiling Environment (CCE) compiler or a derivative.  It is careful not to do anything
# if the compiler is not Cray; otherwise `cc_flags_set' is set to `yes'
#

# Get the compiler version in a way that works for cce
# unless a compiler version is already known
#
#   cc_vendor:    The compiler name: Cray
#   cc_version:   Version number: 8.3.0
#
if test X = "X$cc_flags_set"; then
    cc_version="`$CC $CFLAGS $H5_CFLAGS -V 2>&1 |grep 'Cray'`"
    if test X != "X$cc_version"; then
        cc_vendor=cce
        cc_version=`echo $cc_version |sed 's/.*Version \([-a-z0-9\.\-]*\).*/\1/'`
        echo "compiler '$CC' is Cray $cc_vendor-$cc_version"
	cc_version_info=$cc_version
	cxx_version_info=$cc_version
    fi
fi

# Common Cray flags for various situations
if test "X-cce" = "X-$cc_vendor"; then
    # Insert section about version specific problems from compiler flags here,
    # if necessary.

    arch=
    # Architecture-specific flags
    # Nothing currently. (Uncomment code below and modify to add any)
    #case "$host_os-$host_cpu" in
    #    *-i686)
    #        arch="-march=i686"
    #        ;;
    #esac

    # General
    # Default to C99 standard.
    H5_CFLAGS="${H5_CFLAGS:--hc99 $arch}"

    # Production
    PROD_CFLAGS=

    # Debug
    # NDEBUG is handled explicitly in configure
    DEBUG_CFLAGS=

    # Symbols
    # -Wl,-s to remove all symbols for smaller file
    SYMBOLS_CFLAGS="-g"
    NO_SYMBOLS_CFLAGS="-Wl,-s"

    # Profiling
    # Use this for profiling with gprof
    PROFILE_CFLAGS="-p"

    # Optimization
    HIGH_OPT_CFLAGS="-O3"
    DEBUG_OPT_CFLAGS="-O0"
    NO_OPT_CFLAGS="-O0"

    # Flags are set
    cc_flags_set=yes

fi

# Clear cc info if no flags set
if test "X-$cc_flags_set" = "X-"; then
    cc_vendor=
    cc_version=
fi