#!/bin/sh
# SPDX-License-Identifier: Apache-2.0
# (c) 2024, Konstantin Demin
set -ef

unset GOAMD64 GOARM GOPPC64 GOMIPS GOMIPS64

## produce GOOS and GOARCH from TARGET_PLATFORM
unset GOOS GOARCH _variant
IFS=/ read -r GOOS GOARCH _variant <<-EOF
${TARGET_PLATFORM:?}
EOF
## verify that GOOS and GOARCH are not empty
: "${GOOS:?}" "${GOARCH:?}"
export GOOS GOARCH
## fill env with Go-related variables
if [ -n "${_variant}" ] ; then
    case "${GOARCH}" in
    amd64 )
        export GOAMD64="${_variant}" ;;
    arm )
        export GOARM="${_variant#v}" ;;
    ppc64 | ppc64le )
        export GOPPC64="${_variant}" ;;
    mips | mipsle )
        export GOMIPS="${_variant}" ;;
    mips64 | mips64le )
        export GOMIPS64="${_variant}" ;;
    esac
fi
unset _variant

unset RELMODE
while : ; do
    [ -n "${CI_COMMIT_BRANCH}" ]       || break
    [ -n "${CI_REPO_DEFAULT_BRANCH}" ] || break

    ## RELMODE is for default branch only
    [ "${CI_COMMIT_BRANCH}" = "${CI_REPO_DEFAULT_BRANCH}" ] || break
    export RELMODE=1

    break
done
[ -z "${CI_COMMIT_TAG}" ] || export RELMODE=1