[PATCHv5 10/14] Teach notes code to free its internal data structures on request.

[Johan Herland <johan@herland.net>]

There's no need to be rude to memory-concious callers...

Signed-off-by: Johan Herland <johan@herland.net>
---
 notes.c |    7 +++++++
 notes.h |    2 ++
 2 files changed, 9 insertions(+), 0 deletions(-)

diff --git a/notes.c b/notes.c
index 84c30c1..008c3d4 100644
--- a/notes.c
+++ b/notes.c
@@ -160,3 +160,10 @@ void get_commit_notes(const struct commit *commit, struct strbuf *sb,
 
 	free(msg);
 }
+
+void free_commit_notes()
+{
+	free(hash_map.entries);
+	memset(&hash_map, 0, sizeof(struct hash_map));
+	initialized = 0;
+}
diff --git a/notes.h b/notes.h
index 7f3eed4..41802e5 100644
--- a/notes.h
+++ b/notes.h
@@ -7,4 +7,6 @@
 void get_commit_notes(const struct commit *commit, struct strbuf *sb,
 		const char *output_encoding, int flags);
 
+void free_commit_notes();
+
 #endif
-- 
1.6.4.304.g1365c.dirty