1 /*
2  * Copyright (C) the libgit2 contributors. All rights reserved.
3  *
4  * This file is part of libgit2, distributed under the GNU GPL v2 with
5  * a Linking Exception. For full terms see the included COPYING file.
6  */
7 #ifndef INCLUDE_git_cherrypick_h__
8 #define INCLUDE_git_cherrypick_h__
9 
10 #include "common.h"
11 #include "types.h"
12 #include "merge.h"
13 
14 /**
15  * @file git2/cherrypick.h
16  * @brief Git cherry-pick routines
17  * @defgroup git_cherrypick Git cherry-pick routines
18  * @ingroup Git
19  * @{
20  */
21 GIT_BEGIN_DECL
22 
23 /**
24  * Cherry-pick options
25  */
26 typedef struct {
27 	unsigned int version;
28 
29 	/** For merge commits, the "mainline" is treated as the parent. */
30 	unsigned int mainline;
31 
32 	git_merge_options merge_opts; /**< Options for the merging */
33 	git_checkout_options checkout_opts; /**< Options for the checkout */
34 } git_cherrypick_options;
35 
36 #define GIT_CHERRYPICK_OPTIONS_VERSION 1
37 #define GIT_CHERRYPICK_OPTIONS_INIT {GIT_CHERRYPICK_OPTIONS_VERSION, 0, GIT_MERGE_OPTIONS_INIT, GIT_CHECKOUT_OPTIONS_INIT}
38 
39 /**
40  * Initialize git_cherrypick_options structure
41  *
42  * Initializes a `git_cherrypick_options` with default values. Equivalent to creating
43  * an instance with GIT_CHERRYPICK_OPTIONS_INIT.
44  *
45  * @param opts The `git_cherrypick_options` struct to initialize.
46  * @param version The struct version; pass `GIT_CHERRYPICK_OPTIONS_VERSION`.
47  * @return Zero on success; -1 on failure.
48  */
49 GIT_EXTERN(int) git_cherrypick_options_init(
50 	git_cherrypick_options *opts,
51 	unsigned int version);
52 
53 /**
54  * Cherry-picks the given commit against the given "our" commit, producing an
55  * index that reflects the result of the cherry-pick.
56  *
57  * The returned index must be freed explicitly with `git_index_free`.
58  *
59  * @param out pointer to store the index result in
60  * @param repo the repository that contains the given commits
61  * @param cherrypick_commit the commit to cherry-pick
62  * @param our_commit the commit to cherry-pick against (eg, HEAD)
63  * @param mainline the parent of the `cherrypick_commit`, if it is a merge
64  * @param merge_options the merge options (or null for defaults)
65  * @return zero on success, -1 on failure.
66  */
67 GIT_EXTERN(int) git_cherrypick_commit(
68 	git_index **out,
69 	git_repository *repo,
70 	git_commit *cherrypick_commit,
71 	git_commit *our_commit,
72 	unsigned int mainline,
73 	const git_merge_options *merge_options);
74 
75 /**
76  * Cherry-pick the given commit, producing changes in the index and working directory.
77  *
78  * @param repo the repository to cherry-pick
79  * @param commit the commit to cherry-pick
80  * @param cherrypick_options the cherry-pick options (or null for defaults)
81  * @return zero on success, -1 on failure.
82  */
83 GIT_EXTERN(int) git_cherrypick(
84 	git_repository *repo,
85 	git_commit *commit,
86 	const git_cherrypick_options *cherrypick_options);
87 
88 /** @} */
89 GIT_END_DECL
90 
91 #endif
92 
93