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/*
* Copyright (C) the libgit2 contributors. All rights reserved.
*
* This file is part of libgit2, distributed under the GNU GPL v2 with
* a Linking Exception. For full terms see the included COPYING file.
*/
#ifndef INCLUDE_sys_git_commit_graph_h__
#define INCLUDE_sys_git_commit_graph_h__
#include "git2/common.h"
#include "git2/types.h"
/**
* @file git2/sys/commit_graph.h
* @brief Git commit-graph
* @defgroup git_commit_graph Git commit-graph APIs
* @ingroup Git
* @{
*/
GIT_BEGIN_DECL
/**
* Opens a `git_commit_graph` from a path to an objects directory.
*
* This finds, opens, and validates the `commit-graph` file.
*
* @param cgraph_out the `git_commit_graph` struct to initialize.
* @param objects_dir the path to a git objects directory.
* @return Zero on success; -1 on failure.
*/
GIT_EXTERN(int) git_commit_graph_open(git_commit_graph **cgraph_out, const char *objects_dir);
/**
* Frees commit-graph data. This should only be called when memory allocated
* using `git_commit_graph_open` is not returned to libgit2 because it was not
* associated with the ODB through a successful call to
* `git_odb_set_commit_graph`.
*
* @param cgraph the commit-graph object to free. If NULL, no action is taken.
*/
GIT_EXTERN(void) git_commit_graph_free(git_commit_graph *cgraph);
GIT_END_DECL
#endif
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