#!/bin/bash

set -e

C_CONFIG="etc/config/c++.defaults.properties"
FORT_CONFIG="etc/config/fortran.defaults.properties"

# reset our changes
sudo -Hu compiler-explorer git checkout $C_CONFIG $FORT_CONFIG

ce_compilers="elcc11911"
fe_compilers="elfortran11911"

cs_compilers=""
fs_compilers=""

maxver=0

for i in /opt/mcst/*; do
        name="$(echo $i | rev | cut -d/ -f1 | rev)"

        if [[ $name != lcc-1* ]]; then
                echo "Ignoring $name, doesn't look like compiler..."
                continue
        fi

        if [ ! -d /opt/mcst/$name ]; then
                echo "Ignoring $name, not a directory..."
        fi

        version=$(echo $name | grep -oE "1\.[0-9]+\.[0-9]+")
        dotless_ver=$(echo $version | tr -d '.')

        if [[ $name == *e2k-* ]]; then
                echo "Found elbrus cross $name"
                compiler="e"
                if [[ $dotless_ver -gt $f_default ]]; then
                        maxver=$dotless_ver
                fi
        elif [[ $name == *e90-r1000* ]]; then
                echo "Found sparc cross $name"
                compiler="s"
        else
                echo "Ignoring $name, unknown architecture..."
                continue
        fi

        echo "compiler.${compiler}lcc${dotless_ver}.semver=${version}" >> $C_CONFIG
        echo "compiler.${compiler}lcc${dotless_ver}.exe=/opt/mcst/${name}/bin/lcc" >> $C_CONFIG

        echo "compiler.${compiler}lfortran${dotless_ver}.semver=${version}" >> $FORT_CONFIG
        echo "compiler.${compiler}lfortran${dotless_ver}.exe=/opt/mcst/${name}/bin/lfortran" >> $FORT_CONFIG

        if [[ $compiler == e ]]; then
                ce_compilers="elcc${dotless_ver}:${ce_compilers}"
                fe_compilers="elfortran${dotless_ver}:${fe_compilers}"
        elif [[ $compiler == s ]]; then
                cs_compilers="slcc${dotless_ver}:${cs_compilers}"
                fs_compilers="slfortran${dotless_ver}:${fs_compilers}"
        fi
done

echo "defaultCompiler=elcc$maxver" >> $C_CONFIG
echo "defaultCompiler=elfortran$maxver" >> $FORT_CONFIG
echo "group.slcc.compilers=${cs_compilers}" >> $C_CONFIG
echo "group.elcc.compilers=${ce_compilers}" >> $C_CONFIG
echo "group.slfortran.compilers=${fs_compilers}" >> $FORT_CONFIG
echo "group.elfortran.compilers=${fe_compilers}" >> $FORT_CONFIG