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#!/bin/sh
# makeSystem creates a target SYSTEM.def using the appropriate dialect template.
# Copyright (C) 2008-2025 Free Software Foundation, Inc.
# Contributed by Gaius Mulley <gaius.mulley@southwales.ac.uk>.
#
# This file is part of GNU Modula-2.
#
# GNU Modula-2 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, or (at your option) any later
# version.
#
# GNU Modula-2 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 GCC; see the file COPYING3. If not see
# <http://www.gnu.org/licenses/>.
Usage () {
echo "Usage: makesystem dialectflag SYSTEM.def SYSTEM.mod { librarypath } compiler"
}
if [ $# -lt 6 ] ; then
Usage
exit 1
fi
DIALECT=$1
SYSTEMDEF=$2
SYSTEMMOD=$3
shift 3
LIBRARY=""
while [ $# -gt 2 ] ; do
if [ "$LIBRARY" = "" ] ; then
LIBRARY=$1
else
LIBRARY="${LIBRARY} $1"
fi
shift
done
COMPILER=$1
OUTPUTFILE=$2
if [ "$COMPILER" = "" ] ; then
echo "parameter 5 of makeSystem is incorrect, GM2_FOR_TARGET was unset"
exit 1
fi
if [ "$DIALECT" != "-fiso" -a "$DIALECT" != "-fpim" ] ; then
Usage
echo "dialect must be -fiso or -fpim"
exit 1
fi
displayExportedTypes () {
n=1
c=0
for i in ${types} ; do
if [ $n -eq 1 ] ; then
n=0
echo -n " " >> ${OUTPUTFILE}
fi
echo -n "$i, " >> ${OUTPUTFILE}
if [ $c -eq 4 ] ; then
echo " " >> ${OUTPUTFILE}
n=1
c=0
fi
c=`expr $c + 1`
done
echo " " >> ${OUTPUTFILE}
}
displayBuiltinTypes () {
for i in ${types} ; do
echo " $i ; " >> ${OUTPUTFILE}
done
}
displayStart () {
sed -e "1,/@SYSTEM_DATATYPES@/!d" < ${SYSTEMDEF} | \
sed -e "/@SYSTEM_DATATYPES@/d" >> ${OUTPUTFILE}
}
displayMiddle () {
sed -e "1,/@SYSTEM_DATATYPES@/d" < ${SYSTEMDEF} | \
sed -e "1,/@SYSTEM_TYPES@/!d" | \
sed -e "/@SYSTEM_TYPES@/d" >> ${OUTPUTFILE}
}
displayEnd () {
sed -e "1,/@SYSTEM_TYPES@/d" < ${SYSTEMDEF} >> ${OUTPUTFILE}
}
MINIMAL="-fno-scaffold-main -fno-scaffold-dynamic -fno-scaffold-static -fno-m2-plugin"
rm -f ${OUTPUTFILE}
${COMPILER} ${DIALECT} ${LIBRARY} ${MINIMAL} \
-S -fdump-system-exports ${SYSTEMMOD} -o /dev/null 2>&1 > /dev/null
res=$?
if [ ${res} -eq 0 ] ; then
types=`${COMPILER} ${DIALECT} ${LIBRARY} ${MINIMAL} -fno-m2-plugin -S -fdump-system-exports ${SYSTEMMOD} -o /dev/null | cut -f5 -d' '`
touch ${OUTPUTFILE}
displayStart
displayExportedTypes
displayMiddle
displayBuiltinTypes
displayEnd
else
echo "the command below failed:"
echo "${COMPILER} ${DIALECT} ${LIBRARY} ${MINIMAL} -S -fdump-system-exports ${SYSTEMMOD}"
echo "to debug the command use"
echo "${COMPILER} ${DIALECT} ${LIBRARY} ${MINIMAL} -S -fdump-system-exports ${SYSTEMMOD} -wrapper gdb,--args"
exit $res
fi
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