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#! /usr/bin/env bash
# file : build/cxx/gnu/configure
# author : Boris Kolpackov <boris@codesynthesis.com>
# copyright : Copyright (c) 2004-2010 Code Synthesis Tools CC
# license : GNU GPL v2; see accompanying LICENSE file
# $1 out file
# $2 optimize (y/n)
#
# 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 g++ binary you would like to use, for example 'g++-3.4',"
$echo "'/usr/local/bin/g++' or 'distcc g++'."
$echo
cxx_gnu=`read_path --command g++`
cxx_gnu_libraries=`$cxx_gnu -print-search-dirs | sed -e 's/libraries: =//p' -e d`
optimization=
if [ "$2" == "y" ]; then
$echo
$echo "Please select the optimization level you would like to use:"
$echo
$echo "(1) -O1 [Tries to reduce code size and execution time, without"
$echo " performing any optimizations that take a great deal of"
$echo " compilation time.]"
$echo "(2) -O2 [Performs nearly all supported optimizations that do not"
$echo " involve a space-speed tradeoff.]"
$echo "(3) -O3 [Optimize even more.]"
$echo "(4) -Os [Optimize for size.]"
$echo
optimization=`read_option "-O1 -O2 -O3 -Os" "-O2"`
fi
echo "cxx_gnu := $cxx_gnu" > $1
echo "cxx_gnu_libraries := $cxx_gnu_libraries" >> $1
echo "cxx_gnu_optimization_options := $optimization" >> $1
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