#! /bin/sh

# GNU Mes --- Maxwell Equations of Software
# Copyright © 2017,2018 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
#
# This file is part of GNU Mes.
#
# GNU Mes is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or (at
# your option) any later version.
#
# GNU Mes is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with GNU Mes.  If not, see <http://www.gnu.org/licenses/>.

set -e

MES_ARENA=${MES_ARENA-20000000}
export MES_ARENA
MES_MAX_ARENA=${MES_MAX_ARENA-${MES_ARENA}}
export MES_MAX_ARENA
MES_STACK=${MES_STACK-5000000}
export MES_STACK

. ./config.sh

if $courageous; then
    echo "Applying courage"
    set +e
fi

CFLAGS=
if test $mes_cpu = arm; then
    CFLAGS="-marm"
fi
if test $mes_libc = mes; then
    CFLAGS="${CFLAGS}
-static
-nostdinc
-nostdlib
-fno-builtin
"
fi

CPPFLAGS="
-D HAVE_CONFIG_H=1
-I ../include
-I ${srcdir}/include
-I ${srcdir}/include/$mes_kernel/$mes_cpu
"

LIBS=
LDFLAGS=
if test $mes_libc = mes; then
    LDFLAGS="
-nostdlib
"
    LIBS=-lc
fi

export CFLAGS
export CPPFLAGS
export LDFLAGS
#export LIBS

recheck=${recheck-false}
export recheck

./pre-inst-env ${SHELL} ${srcdest}build-aux/check-boot.sh
./pre-inst-env ${SHELL} ${srcdest}build-aux/check-mes.sh

if test $compiler = gcc; then
    (
        cd gcc-lib
        srcdest=$srcdir/../
        srcdir=../$srcdir
        MES_CHECKING_BUILTIN_LIBS="-l gcc"
        export MES_CHECKING_BUILTIN_LIBS
        ../pre-inst-env ${SHELL} ${srcdest}build-aux/check-mescc.sh
    )
fi

(
    cd mescc-lib
    srcdest=$srcdir/../
    srcdir=../$srcdir
    compiler=mescc
    mes_lib=mes
    CFLAGS="
-nostdinc
-nostdlib
-fno-builtin
"
    LDFLAGS="
-nostdlib
"
    MES_CHECKING_BUILTIN_LIBS="-l mescc"
    export MES_CHECKING_BUILTIN_LIBS
    AR="${srcdest}pre-inst-env mesar"
    CC="${srcdest}pre-inst-env mescc"
    ../pre-inst-env ${SHELL} ${srcdest}build-aux/check-mescc.sh
)