prysm-pulse/shared/cmd/defaults.go

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// Copyright 2016 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library 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 Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package cmd
import (
"path/filepath"
"runtime"
)
// DefaultDataDir is the default data directory to use for the databases and other
// persistence requirements.
func DefaultDataDir() string {
// Try to place the data folder in the user's home dir
home := homeDir()
if home != "" {
if runtime.GOOS == "darwin" {
return filepath.Join(home, "Library", "Eth2")
} else if runtime.GOOS == "windows" {
return filepath.Join(home, "AppData", "Roaming", "Eth2")
} else {
return filepath.Join(home, ".eth2")
}
}
// As we cannot guess a stable location, return empty and handle later
return ""
}