Bring in changes from minio-io/cli

Godeps/_workspace/src/github.com/minio-io/cli/app.go

@@ -4,6 +4,7 @@ import (
 	"fmt"
 	"io"
 	"os"
+	"os/exec"
 	"strings"
 	"time"
 
@@ -57,12 +58,16 @@ type App struct {
 	Writer io.Writer
 }
 
-// Tries to find out when this binary was compiled.
-// Returns the current time if it fails to find it.
-func compileTime() time.Time {
-	info, err := os.Stat(os.Args[0])
+// mustCompileTime - determines the modification time of the current binary
+func mustCompileTime() time.Time {
+	path, err := exec.LookPath(os.Args[0])
 	if err != nil {
-		return time.Now()
+		return time.Time{}
+	}
+
+	info, err := os.Stat(path)
+	if err != nil {
+		return time.Time{}
 	}
 	return info.ModTime()
 }
@@ -75,7 +80,7 @@ func NewApp() *App {
 		Version:      "0.0.0",
 		BashComplete: DefaultAppComplete,
 		Action:       helpCommand.Action,
-		Compiled:     compileTime(),
+		Compiled:     mustCompileTime(),
 		Writer:       os.Stdout,
 	}
 }