op-geth/build/env.sh

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#!/bin/sh
set -e
if [ ! -f "build/env.sh" ]; then
echo "$0 must be run from the root of the repository."
exit 2
fi
# Create fake Go workspace if it doesn't exist yet.
workspace="$PWD/build/_workspace"
root="$PWD"
ethdir="$workspace/src/github.com/ethereum"
if [ ! -L "$ethdir/go-ethereum" ]; then
mkdir -p "$ethdir"
cd "$ethdir"
ln -s ../../../../../. go-ethereum
cd "$root"
fi
# Set up the environment to use the workspace.
# Also add Godeps workspace so we build using canned dependencies.
GOPATH="$workspace"
export GOPATH
# Run the command inside the workspace.
cd "$ethdir/go-ethereum"
PWD="$ethdir/go-ethereum"
# Launch the arguments with the configured environment.
exec "$@"