119 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			119 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
| // Copyright 2014 The go-ethereum Authors
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| // This file is part of the go-ethereum library.
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| //
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| // The go-ethereum library is free software: you can redistribute it and/or modify
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| // it under the terms of the GNU Lesser General Public License as published by
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| // the Free Software Foundation, either version 3 of the License, or
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| // (at your option) any later version.
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| //
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| // The go-ethereum library is distributed in the hope that it will be useful,
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| // but WITHOUT ANY WARRANTY; without even the implied warranty of
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| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| // GNU Lesser General Public License for more details.
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| //
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| // You should have received a copy of the GNU Lesser General Public License
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| // along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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| 
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| package common
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| 
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| import (
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| 	"fmt"
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| 	"os"
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| 	"os/user"
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| 	"path/filepath"
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| 	"runtime"
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| 	"strings"
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| 
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| 	"github.com/kardianos/osext"
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| )
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| 
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| // MakeName creates a node name that follows the ethereum convention
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| // for such names. It adds the operation system name and Go runtime version
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| // the name.
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| func MakeName(name, version string) string {
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| 	return fmt.Sprintf("%s/v%s/%s/%s", name, version, runtime.GOOS, runtime.Version())
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| }
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| 
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| func ExpandHomePath(p string) (path string) {
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| 	path = p
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| 	sep := fmt.Sprintf("%s", os.PathSeparator)
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| 
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| 	// Check in case of paths like "/something/~/something/"
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| 	if len(p) > 1 && p[:1+len(sep)] == "~"+sep {
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| 		usr, _ := user.Current()
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| 		dir := usr.HomeDir
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| 
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| 		path = strings.Replace(p, "~", dir, 1)
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| 	}
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| 
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| 	return
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| }
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| 
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| func FileExist(filePath string) bool {
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| 	_, err := os.Stat(filePath)
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| 	if err != nil && os.IsNotExist(err) {
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| 		return false
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| 	}
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| 
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| 	return true
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| }
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| 
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| func AbsolutePath(Datadir string, filename string) string {
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| 	if filepath.IsAbs(filename) {
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| 		return filename
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| 	}
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| 	return filepath.Join(Datadir, filename)
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| }
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| 
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| func DefaultAssetPath() string {
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| 	var assetPath string
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| 	pwd, _ := os.Getwd()
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| 	srcdir := filepath.Join(os.Getenv("GOPATH"), "src", "github.com", "ethereum", "go-ethereum", "cmd", "mist")
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| 
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| 	// If the current working directory is the go-ethereum dir
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| 	// assume a debug build and use the source directory as
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| 	// asset directory.
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| 	if pwd == srcdir {
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| 		assetPath = filepath.Join(pwd, "assets")
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| 	} else {
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| 		switch runtime.GOOS {
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| 		case "darwin":
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| 			// Get Binary Directory
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| 			exedir, _ := osext.ExecutableFolder()
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| 			assetPath = filepath.Join(exedir, "..", "Resources")
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| 		case "linux":
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| 			assetPath = filepath.Join("usr", "share", "mist")
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| 		case "windows":
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| 			assetPath = filepath.Join(".", "assets")
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| 		default:
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| 			assetPath = "."
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| 		}
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| 	}
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| 
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| 	// Check if the assetPath exists. If not, try the source directory
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| 	// This happens when binary is run from outside cmd/mist directory
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| 	if _, err := os.Stat(assetPath); os.IsNotExist(err) {
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| 		assetPath = filepath.Join(srcdir, "assets")
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| 	}
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| 
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| 	return assetPath
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| }
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| 
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| func DefaultDataDir() string {
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| 	usr, _ := user.Current()
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| 	if runtime.GOOS == "darwin" {
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| 		return filepath.Join(usr.HomeDir, "Library", "Ethereum")
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| 	} else if runtime.GOOS == "windows" {
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| 		return filepath.Join(usr.HomeDir, "AppData", "Roaming", "Ethereum")
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| 	} else {
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| 		return filepath.Join(usr.HomeDir, ".ethereum")
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| 	}
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| }
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| 
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| func DefaultIpcPath() string {
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| 	if runtime.GOOS == "windows" {
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| 		return `\\.\pipe\geth.ipc`
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| 	}
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| 	return filepath.Join(DefaultDataDir(), "geth.ipc")
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| }
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