From c0741edc34c3d09b69c7a64a97aaca0e7759add1 Mon Sep 17 00:00:00 2001
From: Taylor Gerring <taylor.gerring@gmail.com>
Date: Sun, 22 Mar 2015 13:44:17 +0100
Subject: Move OS-specific funcs to path.go

---
 common/path.go | 60 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 60 insertions(+)

(limited to 'common/path.go')

diff --git a/common/path.go b/common/path.go
index 680c8366c..8b95a2be6 100644
--- a/common/path.go
+++ b/common/path.go
@@ -5,7 +5,11 @@ import (
 	"os"
 	"os/user"
 	"path"
+	"path/filepath"
+	"runtime"
 	"strings"
+
+	"github.com/kardianos/osext"
 )
 
 func ExpandHomePath(p string) (path string) {
@@ -66,3 +70,59 @@ func AbsolutePath(Datadir string, filename string) string {
 	}
 	return path.Join(Datadir, filename)
 }
+
+func DefaultAssetPath() string {
+	var assetPath string
+	pwd, _ := os.Getwd()
+	srcdir := path.Join(os.Getenv("GOPATH"), "src", "github.com", "ethereum", "go-ethereum", "cmd", "mist")
+
+	// If the current working directory is the go-ethereum dir
+	// assume a debug build and use the source directory as
+	// asset directory.
+	if pwd == srcdir {
+		assetPath = path.Join(pwd, "assets")
+	} else {
+		switch runtime.GOOS {
+		case "darwin":
+			// Get Binary Directory
+			exedir, _ := osext.ExecutableFolder()
+			assetPath = filepath.Join(exedir, "../Resources")
+		case "linux":
+			assetPath = "/usr/share/mist"
+		case "windows":
+			assetPath = "./assets"
+		default:
+			assetPath = "."
+		}
+	}
+
+	// Check if the assetPath exists. If not, try the source directory
+	// This happens when binary is run from outside cmd/mist directory
+	if _, err := os.Stat(assetPath); os.IsNotExist(err) {
+		assetPath = path.Join(srcdir, "assets")
+	}
+
+	return assetPath
+}
+
+func DefaultDataDir() string {
+	usr, _ := user.Current()
+	if runtime.GOOS == "darwin" {
+		return path.Join(usr.HomeDir, "Library/Ethereum")
+	} else if runtime.GOOS == "windows" {
+		return path.Join(usr.HomeDir, "AppData/Roaming/Ethereum")
+	} else {
+		return path.Join(usr.HomeDir, ".ethereum")
+	}
+}
+
+func IsWindows() bool {
+	return runtime.GOOS == "windows"
+}
+
+func WindonizePath(path string) string {
+	if string(path[0]) == "/" && IsWindows() {
+		path = path[1:]
+	}
+	return path
+}
-- 
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