Ggit.DiffOptions.set_old_prefix

### Method

# Ggit DiffOptionsset_old_prefix

#### Declaration [src]

    void
    ggit_diff_options_set_old_prefix (
      GgitDiffOptions* options,
      const gchar* prefix
    )

#### Description [src]

Get the diff old-prefix string.

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

#### Parameters

`prefix` | `const gchar*`
| The prefix.
| The data is owned by the caller of the function.
| The value is a NUL terminated UTF-8 string.