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# -*- shell-script -*-
# 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.
#
# See BlankForm in this directory for details.
# The default compiler is `gcc'
if test "X-" = "X-$CC"; then
CC=gcc
CC_BASENAME=gcc
fi
# Add "_XOPEN_SOURCE" define to cpp flags, to quiet warnings
# from /usr/include/sys/cdefs.h
# (Unless we are using g++ as a C compiler)
if test "X-g++" != "X-$CC"; then
CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=600"
fi
# Figure out C compiler flags
. $srcdir/config/gnu-flags
# Figure out Intel C compiler flags
. $srcdir/config/intel-flags
# The default Fortran 90 compiler
if test "X-" = "X-$FC"; then
case $CC_BASENAME in
gcc*|pgcc*)
FC=gfortran40
FC_BASENAME=gfortran40
;;
icc*)
FC=ifort
FC_BASENAME=ifort
;;
mpicc*)
FC=mpif90
FC_BASENAME=mpif90
;;
esac
fi
# Figure out FORTRAN compiler flags
. $srcdir/config/gnu-fflags
# Figure out Intel F90 compiler flags
. $srcdir/config/intel-fflags
# Special setup to use pthread support if enable-threadsafe is on.
# Works with static executable only.
if test "X-" != "X-$enable_threadsafe"; then
CFLAGS="$CFLAGS -D_THREAD_SAFE"
CXXFLAGS="$CXXFLAGS -D_THREAD_SAFE"
LDFLAGS="$LDFLAGS -pthread"
fi
# Temporarily hard set this variable. The problem of loss of the last 2 bytes of mantissa
# turns out to be elusive. Hard set it until a better solution is found.
hdf5_cv_ullong_to_ldouble_precision_works=${hdf5_cv_ullong_to_ldouble_precision_works='no'}
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