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gerror: Add a heading for the docs section on extended GErrors

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This makes it a little easier to link to in the generated documentation,
and separates it from the section above.

Link to the heading from the documentation for
`G_DEFINE_EXTENDED_ERROR`.

Signed-off-by: Philip Withnall <pwithnall@endlessos.org>
This commit is contained in:
Philip Withnall 2021-01-13 13:29:02 +00:00
parent b2230cb3d1
commit 11097160c0
2 changed files with 4 additions and 0 deletions
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2
glib/gerror.c
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@ -375,6 +375,8 @@
* location is either %NULL or contains a %NULL error (e.g.
* `g_return_if_fail (error == NULL || *error == NULL);`).
*
* ## Extended #GError Domains # {#gerror-extended-domains}
*
* Since GLib 2.68 it is possible to extend the #GError type. This is
* done with the G_DEFINE_EXTENDED_ERROR() macro. To create an
* extended #GError type do something like this in the header file:

2
glib/gerror.h
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@ -65,6 +65,8 @@ struct _GError
* respectively, but they should receive the private data type instead
* of #GError.
*
* See [Extended #GError Domains][gerror-extended-domains] for an example.
*
* Since: 2.68
*/
#define G_DEFINE_EXTENDED_ERROR(ErrorType, error_type) \