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#! /usr/bin/env bash
# file : build/cxx/intel/configure
# copyright : Copyright (c) 2004-2012 Code Synthesis Tools CC
# license : GNU GPL v2; see accompanying LICENSE file
# $1 out file
# $2 optimize (y/n)
# $3 cxx_extra_options
# $4 cxx_ld_extra_options
#
# bld_root - build root
# project_name - project name
#
source $bld_root/dialog.bash
$echo
$echo
$echo "configuring '$project_name'"
$echo
$echo
$echo
$echo "Please enter the icc binary you would like to use, for example "
$echo "'/opt/intel_cc_80/bin/icpc'."
$echo
cxx_intel=`read_path --command icpc`
# Determine the C++ standard. Intel C++ on GNU/Linux appears to use the
# same option and values as GCC.
#
cxx_intel_standard=`echo "$3" | sed -e 's/.*-std=\([^ ]*\).*/\1/' -e t -e d`
if [ -z "$cxx_intel_standard" ]; then
cxx_intel_standard="gnu++98"
elif [ "$cxx_intel_standard" = "c++0x" ]; then
cxx_intel_standard="c++11"
elif [ "$cxx_intel_standard" = "gnu++0x" ]; then
cxx_intel_standard="gnu++11"
fi
# Pass cxx_extra_options and cxx_ld_extra_options since those
# can affect the search paths (e.g., -m32).
#
cxx_intel_libraries=`$cxx_intel $3 $4 -print-search-dirs | sed -e 's/libraries: =//p' -e d`
# Intel optimizes by default.
#
optimization=-O0
if [ "$2" == "y" ]; then
$echo
$echo "Please select the optimization level you would like to use:"
$echo
$echo "(1) -O1 [Enable optimizations.]"
$echo "(2) -O2 [Same as -O1.]"
$echo "(3) -O3 [As -O2 plus more aggressive optimizations that may not"
$echo " improve performance for all programs.]"
$echo
optimization=`read_option "-O1 -O2 -O3" "-O2"`
fi
echo "cxx_intel := $cxx_intel" > $1
echo "cxx_intel_libraries := $cxx_intel_libraries" >> $1
echo "cxx_intel_optimization_options := $optimization" >> $1
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