MkDirAll-test.go

package main

import "fmt"
import "os"

func main() {

	path := `F:\BOOM`
	dir, err := os.Stat(path)

	if err == nil {
		if dir.IsDir() {
			fmt.Printf("Found folder %s. Lets see what happens now.\n", path)
		}
	}

	path = `\\?\F:\BOOM\BANG`

	// this will fail
	err = os.MkdirAll(path, 448)
	if err != nil {
		fmt.Printf("1 failed: MkdirAll( %v , perm ) err = %v\n", path, err)
	}

	path = `\\?\F:\BOOM`

	// this will fail also
	err = os.MkdirAll(path, 448)
	if err != nil {
		fmt.Printf("2 failed: MkdirAll( %v , perm ) err = %v\n", path, err)
	}

	path = `F:\BOOM\BANG`

	// this will succeed, no UNC prefix
	err = os.MkdirAll(path, 448)
	if err != nil {
		fmt.Printf("3 failed: MkdirAll( %v , perm ) err = %v\n", path, err)
	} else {
		fmt.Printf("done: MkdirAll( %v , perm ) err = %v\n", path, err)
	}
}