/*

 * 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_merge_driver_h__

#define INCLUDE_merge_driver_h__

#include "git2/merge.h"

#include "git2/index.h"

#include "git2/sys/merge.h"

struct git_merge_driver_source {

	git_repository *repo;

	const char *default_driver;

	const git_merge_file_options *file_opts;

	const git_index_entry *ancestor;

	const git_index_entry *ours;

	const git_index_entry *theirs;

};

typedef struct git_merge_driver__builtin {

	git_merge_driver base;

	git_merge_file_favor_t favor;

} git_merge_driver__builtin;

extern int git_merge_driver_global_init(void);

extern int git_merge_driver_for_path(

	char **name_out,

	git_merge_driver **driver_out,

	git_repository *repo,

	const char *path);

/* Merge driver configuration */

extern int git_merge_driver_for_source(

	const char **name_out,

	git_merge_driver **driver_out,

	const git_merge_driver_source *src);

extern int git_merge_driver__builtin_apply(

	git_merge_driver *self,

	const char **path_out,

	uint32_t *mode_out,

	git_buf *merged_out,

	const char *filter_name,

	const git_merge_driver_source *src);

/* Merge driver for text files, performs a standard three-way merge */

extern git_merge_driver__builtin git_merge_driver__text;

/* Merge driver for union-style merging */

extern git_merge_driver__builtin git_merge_driver__union;

/* Merge driver for unmergeable (binary) files: always produces conflicts */

extern git_merge_driver git_merge_driver__binary;

#endif