rmdir: not use 'os.RemoveAll'

commands/mkdir.go

@@ -5,6 +5,7 @@ import "os"
 import "syscall"
 
 import "../conio"
+import "../dos"
 import "../interpreter"
 
 func cmd_mkdir(cmd *interpreter.Interpreter) (interpreter.NextT, error) {
@@ -49,7 +50,8 @@ func cmd_rmdir(cmd *interpreter.Interpreter) (interpreter.NextT, error) {
 			continue
 		}
 		if s_option {
-			err = os.RemoveAll(arg1)
+			fmt.Fprintln(cmd.Stdout)
+			err = dos.Truncate(arg1, cmd.Stdout)
 		} else {
 			err = syscall.Rmdir(arg1)
 		}

dos/truncate.go

@@ -0,0 +1,37 @@
+package dos
+
+import "fmt"
+import "io"
+import "os"
+import "syscall"
+
+func Truncate(folder string, out io.Writer) error {
+	fd, fdErr := os.Open(folder)
+	if fdErr != nil {
+		return fdErr
+	}
+	fi, fiErr := fd.Readdir(-1)
+	fd.Close()
+	if fiErr != nil {
+		return fiErr
+	}
+	for _, f := range fi {
+		if f.Name() == "." || f.Name() == ".." {
+			continue
+		}
+		fullpath := Join(folder, f.Name())
+		if f.IsDir() {
+			fmt.Fprintf(out, "%s\\\n", fullpath)
+			if err := Truncate(fullpath, out); err != nil {
+				return fmt.Errorf("%s: %s", fullpath, err.Error())
+			}
+		} else {
+			fmt.Fprintln(out, fullpath)
+			syscall.Unlink(fullpath)
+		}
+	}
+	if err := syscall.Rmdir(folder); err != nil {
+		return fmt.Errorf("%s: %s", folder, err.Error())
+	}
+	return nil
+}