From 41f1f9d732a7cdd50d58948224ca0693a68995dc Mon Sep 17 00:00:00 2001
From: Russell Belfer <rb@github.com>
Date: Thu, 27 Jun 2013 16:52:00 -0700
Subject: [PATCH] Add API to get path to index file

---
 include/git2/index.h | 8 ++++++++
 src/index.c          | 6 ++++++
 2 files changed, 14 insertions(+)

diff --git a/include/git2/index.h b/include/git2/index.h
index 1fb77efa3..b44535601 100644
--- a/include/git2/index.h
+++ b/include/git2/index.h
@@ -239,6 +239,14 @@ GIT_EXTERN(int) git_index_read(git_index *index);
  */
 GIT_EXTERN(int) git_index_write(git_index *index);
 
+/**
+ * Get the full path to the index file on disk.
+ *
+ * @param index an existing index object
+ * @return path to index file or NULL for in-memory index
+ */
+GIT_EXTERN(const char *) git_index_path(git_index *index);
+
 /**
  * Read a tree into the index file with stats
  *
diff --git a/src/index.c b/src/index.c
index 21efd2c63..bd5e192f3 100644
--- a/src/index.c
+++ b/src/index.c
@@ -516,6 +516,12 @@ int git_index_write(git_index *index)
 	return 0;
 }
 
+const char * git_index_path(git_index *index)
+{
+	assert(index);
+	return index->index_file_path;
+}
+
 int git_index_write_tree(git_oid *oid, git_index *index)
 {
 	git_repository *repo;