Ggit.DiffOptions.get_old_prefix

### Method

# Ggit DiffOptionsget_old_prefix

#### Declaration [src]

    const gchar*
    ggit_diff_options_get_old_prefix (
      GgitDiffOptions* options
    )

#### Description [src]

Get the diff old-prefix string.

Gets property | `Ggit.DiffOptions:old-prefix`

#### Return value

Returns: | `const gchar*`
| The old-prefix string or `NULL`.
| The caller of the method takes ownership of the data, and is responsible for freeing it.
| The return value can be `NULL`.
| The value is a NUL terminated UTF-8 string.