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# -*- 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
# IBM XL compiler or a derivative. It is careful not to do anything
# if the compiler is not IBM; otherwise `cc_flags_set' is set to `yes'
#
# Get the compiler version in a way that works for XL compiler
# unless a compiler version is already defined.
#
# cc_vendor: The compiler product name: XL
# cc_version: Version number: 10.1
# cc_version_info: More descriptive version information
#
if test X = "X$cc_flags_set"; then
# Verify this is an IBM XL compiler
cc_version="`$CC $CFLAGS -qversion 2>&1 | grep 'IBM XL C/C++'`"
if test X != "X$cc_version"; then
cc_vendor="XL"
cc_version="`$CC $CFLAGS -qversion 2>&1 | sed -n 's/Version: \([0-9\.]*\).*/\1/p'`"
cc_version_info="IBM XL C/C++ $cc_version"
echo "compiler '$CC' is IBM $cc_vendor-$cc_version"
# Some more version numbers.
# XL version numbers are of the form: "major.minor.X.Y"
# (Need to find out the official meaning of the 4 components.)
cc_vers_major=`echo $cc_version | cut -f1 -d.`
cc_vers_minor=`echo $cc_version | cut -f2 -d.`
cc_vers_patch=`echo $cc_version | cut -f3 -d.`
test -n "$cc_vers_major" || cc_vers_major=0
test -n "$cc_vers_minor" || cc_vers_minor=0
test -n "$cc_vers_patch" || cc_vers_patch=0
cc_vers_all=`expr \( \( $cc_vers_major \* 100 + $cc_vers_minor \) \* 100 \) + $cc_vers_patch`
fi
fi
# Common XL flags for various situations
if test "XL" = "$cc_vendor"; then
# Insert section about version specific problems from gnu-flags here, if
# necessary.
# Turn off shared lib option. It causes some test suite to fail.
enable_shared="${enable_shared:-no}"
# Make sure this is applied to other API compile options such as C++.
AM_CFLAGS="$AM_CFLAGS"
# -qflag=w:w makes the lowest level of reported compile issues to be "warning"
# instead of "information". This suppresses a very large number of messages
# concerning the portability of __inline__.
H5_CFLAGS="-qlanglvl=stdc99 -qflag=w:w $H5_CFLAGS"
# Production
PROD_CFLAGS=
# Debug
# NDEBUG is handled explicitly in configure
DEBUG_CFLAGS="-qfullpath"
# Symbols
SYMBOLS_CFLAGS="-g"
NO_SYMBOLS_CFLAGS=
# Profiling
PROFILE_CFLAGS="-pg"
# Optimization
# -O causes test/dtypes to fail badly. Turn it off for now.
HIGH_OPT_CFLAGS=
DEBUG_OPT_CFLAGS=
NO_OPT_CFLAGS=
# Flags are set
cc_flags_set=yes
fi
# Clear cc info if no flags set
if test "X-$cc_flags_set" = "X-"; then
cc_vendor=
cc_version=
cc_version_info=
fi
# get fortran version info
if test X != X$FC; then
# Verify this is an IBM XL compiler
fc_version="`$FC $FCFLAGS -qversion 2>&1 | grep 'IBM XL Fortran'`"
if test X != "X$fc_version"; then
fc_vendor="XL"
fc_version="`$FC $FCFLAGS -qversion 2>&1 | sed -n 's/Version: \([0-9\.]*\).*/\1/p'`"
fc_version_info="IBM XL Fortran $fc_version"
echo "compiler '$FC' is IBM $fc_vendor-$fc_version"
fi
fi
# get c++ version info
if test X != X$CXX; then
# Verify this is an IBM XL compiler
cxx_version="`$CXX $CXXFLAGS -qversion 2>&1 | grep 'IBM XL C/C++'`"
if test X != "X$cxx_version"; then
cxx_vendor="XL"
cxx_version="`$CXX $CXXFLAGS -qversion 2>&1 | sed -n 's/Version: \([0-9\.]*\).*/\1/p'`"
cxx_version_info="IBM XL C/C++ $cxx_version"
echo "compiler '$CXX' is IBM $cxx_vendor-$cxx_version"
fi
fi
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