Add write-back support for Tag files

Tag files can now be created and modified in-memory (all the setter
methods have been implemented), and written back to disk using the
generic git_object_write() method.

Signed-off-by: Vicent Marti <tanoku@gmail.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/src/tag.h b/src/tag.h
index 6d9cd8232..fbf520868 100644
--- a/src/tag.h
+++ b/src/tag.h
@@ -16,5 +16,6 @@ struct git_tag {
 
 void git_tag__free(git_tag *tag);
 int git_tag__parse(git_tag *tag);
+int git_tag__writeback(git_tag *tag, git_odb_source *src);
 
 #endif