[libgit2-glib] Bind ggit_index_write_tree_to

[Jesse van den Kieboom <jessevdk src gnome org>]

commit 78f2df9e0d0f343287c1ddc06c2073d1a6665c17
Author: Jesse van den Kieboom <jessevdk gnome org>
Date:   Thu Aug 13 19:14:12 2015 +0200

    Bind ggit_index_write_tree_to

 libgit2-glib/ggit-index.c |   39 +++++++++++++++++++++++++++++++++++++++
 libgit2-glib/ggit-index.h |    4 ++++
 2 files changed, 43 insertions(+), 0 deletions(-)
---
diff --git a/libgit2-glib/ggit-index.c b/libgit2-glib/ggit-index.c
index 2bf918c..82813ff 100644
--- a/libgit2-glib/ggit-index.c
+++ b/libgit2-glib/ggit-index.c
@@ -596,4 +596,43 @@ ggit_index_write_tree (GgitIndex  *idx,
        return _ggit_oid_wrap (&oid);
 }
 
+/**
+ * ggit_index_write_tree_to:
+ * @idx: a #GgitIndex.
+ * @repository: a #GgitRepository.
+ * @error: a #GError for error reporting, or %NULL.
+ *
+ * Write a new tree object to @repository containing a representation of the current
+ * state of the index. The index must not contain any files in conflict. You can use
+ * the resulting tree to for instance create a commit.
+ *
+ * Returns: a #GgitOId or %NULL in case of an error.
+ *
+ **/
+GgitOId *
+ggit_index_write_tree_to (GgitIndex       *idx,
+                          GgitRepository  *repository,
+                          GError         **error)
+{
+       git_oid oid;
+       gint ret;
+
+       g_return_val_if_fail (GGIT_IS_INDEX (idx), NULL);
+       g_return_val_if_fail (GGIT_IS_REPOSITORY (repository), NULL);
+       g_return_val_if_fail (error == NULL || *error == NULL, NULL);
+
+       ret = git_index_write_tree_to (&oid,
+                                      _ggit_native_get (idx),
+                                      _ggit_native_get (repository));
+
+       if (ret != GIT_OK)
+       {
+               _ggit_error_set (error, ret);
+               return NULL;
+       }
+
+       return _ggit_oid_wrap (&oid);
+}
+
 /* ex:set ts=8 noet: */
+
diff --git a/libgit2-glib/ggit-index.h b/libgit2-glib/ggit-index.h
index 7385943..3af4782 100644
--- a/libgit2-glib/ggit-index.h
+++ b/libgit2-glib/ggit-index.h
@@ -48,6 +48,10 @@ gboolean                  ggit_index_write                    (GgitIndex  *idx,
 GgitOId                  *ggit_index_write_tree               (GgitIndex  *idx,
                                                                GError    **error);
 
+GgitOId                  *ggit_index_write_tree_to            (GgitIndex       *idx,
+                                                               GgitRepository  *repository,
+                                                               GError         **error);
+
 gboolean                  ggit_index_remove                   (GgitIndex  *idx,
                                                                GFile      *file,
                                                                gint        stage,