GOST v3 cross-compiling

GOST-BUILD-STRIPPED.sh

#! /bin/bash
: ${GOOS:=linux}
: ${GOARCH:=amd64}
: ${EXE:=./gost-${GOOS}-${GOARCH}}

PAIR="${GOOS}/${GOARCH}"
if ! go tool dist list | grep -q "${PAIR}"
then
  echo "unsupported pair: ${PAIR}"
  exit 1
fi
echo "=== BUILD FOR: ${PAIR}"

echo "=== UPDATE SOURCES ==="
test -d gost || git clone https://github.com/go-gost/gost ./gost
cd ./gost
git pull
echo "=== UPDATE MODULES ==="
GOOS=${GOOS} GOARCH=${GOARCH} go mod tidy -v
echo "=== BUILD ${EXE} ==="

GOOS=${GOOS} GOARCH=${GOARCH} go build -v -o ${EXE} \
  -ldflags "-w -s -X main.version=stripped -buildid= -extldflags=static" \
  -buildvcs=false -a -installsuffix cgo -trimpath \
  ./cmd/gost
file ${EXE}