# architecture.jam
#
# Copyright 2012 Steven Watanabe
#
# Distributed under the Boost Software License Version 1.0. (See
# accompanying file LICENSE_1_0.txt or copy at
# http://www.boost.org/LICENSE_1_0.txt)

import configure ;
import project ;
import path ;
import property ;

local here = [ modules.binding $(__name__) ] ;

project.push-current [ project.current ] ;
project.load [ path.join [ path.make $(here:D) ] ../config ] ;
project.pop-current ;

rule deduce-address-model ( properties * )
{
    local result = [ property.select <address-model> : $(properties) ] ;
    if $(result)
    {
        return $(result) ;
    }
    else
    {
        if [ configure.builds /boost/architecture//32 : $(properties) : 32-bit ]
        {
            return <address-model>32 ;
        }
        else if [ configure.builds /boost/architecture//64 : $(properties) : 64-bit ]
        {
            return <address-model>64 ;
        }
    }
}

rule address-model ( )
{
    return <conditional>@architecture.deduce-address-model ;
}

rule deduce-architecture ( properties * )
{
    local result = [ property.select <architecture> : $(properties) ] ;
    if $(result)
    {
        return $(result) ;
    }
    else
    {
        if [ configure.builds /boost/architecture//arm : $(properties) : arm ]
        {
            return <architecture>arm ;
        }
        else if [ configure.builds /boost/architecture//mips1 : $(properties) : mips1 ]
        {
            return <architecture>mips1 ;
        }
        else if [ configure.builds /boost/architecture//power : $(properties) : power ]
        {
            return <architecture>power ;
        }
        else if [ configure.builds /boost/architecture//riscv : $(properties) : riscv ]
        {
            return <architecture>riscv ;
        }
        else if [ configure.builds /boost/architecture//s390x : $(properties) : s390x ]
        {
            return <architecture>s390x ;
        }
        else if [ configure.builds /boost/architecture//sparc : $(properties) : sparc ]
        {
            return <architecture>sparc ;
        }
        else if [ configure.builds /boost/architecture//x86 : $(properties) : x86 ]
        {
            return <architecture>x86 ;
        }
        else if [ configure.builds /boost/architecture//combined : $(properties) : combined ]
        {
            return <architecture>combined ;
        }
    }
}

rule architecture ( )
{
    return <conditional>@architecture.deduce-architecture ;
}