void test_merge_workdir_simple__unrelated_with_conflicts(void)
{
git_oid their_oids[1];
git_merge_head *their_heads[1];
git_merge_options merge_opts = GIT_MERGE_OPTIONS_INIT;
struct merge_index_entry merge_index_entries[] = {
{ 0100644, "233c0919c998ed110a4b6ff36f353aec8b713487", 0, "added-in-master.txt" },
{ 0100644, "ee3fa1b8c00aff7fe02065fdb50864bb0d932ccf", 2, "automergeable.txt" },
{ 0100644, "d07ec190c306ec690bac349e87d01c4358e49bb2", 3, "automergeable.txt" },
{ 0100644, "ab6c44a2e84492ad4b41bb6bac87353e9d02ac8b", 0, "changed-in-branch.txt" },
{ 0100644, "11deab00b2d3a6f5a3073988ac050c2d7b6655e2", 0, "changed-in-master.txt" },
{ 0100644, "4e886e602529caa9ab11d71f86634bd1b6e0de10", 2, "conflicting.txt" },
{ 0100644, "4b253da36a0ae8bfce63aeabd8c5b58429925594", 3, "conflicting.txt" },
{ 0100644, "ef58fdd8086c243bdc81f99e379acacfd21d32d6", 0, "new-in-unrelated1.txt" },
{ 0100644, "948ba6e701c1edab0c2d394fb7c5538334129793", 0, "new-in-unrelated2.txt" },
{ 0100644, "dfe3f22baa1f6fce5447901c3086bae368de6bdd", 0, "removed-in-branch.txt" },
{ 0100644, "c8f06f2e3bb2964174677e91f0abead0e43c9e5d", 0, "unchanged.txt" },
};
cl_git_pass(git_oid_fromstr(&their_oids[0], THEIRS_UNRELATED_OID));
cl_git_pass(git_merge_head_from_id(&their_heads[0], repo, &their_oids[0]));
merge_opts.file_favor = 0;
cl_git_pass(git_merge(repo, (const git_merge_head **)their_heads, 1, &merge_opts, NULL));
cl_assert(merge_test_index(repo_index, merge_index_entries, 11));
git_merge_head_free(their_heads[0]);
}
static int merge_trivial(const char *ours, const char *theirs, bool automerge)
{
git_buf branch_buf = GIT_BUF_INIT;
git_checkout_opts checkout_opts = GIT_CHECKOUT_OPTS_INIT;
git_reference *our_ref, *their_ref;
git_merge_head *their_heads[1];
git_merge_opts opts = GIT_MERGE_OPTS_INIT;
git_merge_result *result;
checkout_opts.checkout_strategy = GIT_CHECKOUT_FORCE;
opts.merge_tree_opts.automerge_flags |= automerge ? 0 : GIT_MERGE_AUTOMERGE_NONE;
git_buf_printf(&branch_buf, "%s%s", GIT_REFS_HEADS_DIR, ours);
cl_git_pass(git_reference_symbolic_create(&our_ref, repo, "HEAD", branch_buf.ptr, 1));
cl_git_pass(git_checkout_head(repo, &checkout_opts));
git_buf_clear(&branch_buf);
git_buf_printf(&branch_buf, "%s%s", GIT_REFS_HEADS_DIR, theirs);
cl_git_pass(git_reference_lookup(&their_ref, repo, branch_buf.ptr));
cl_git_pass(git_merge_head_from_ref(&their_heads[0], repo, their_ref));
cl_git_pass(git_merge(&result, repo, (const git_merge_head **)their_heads, 1, &opts));
git_buf_free(&branch_buf);
git_reference_free(our_ref);
git_reference_free(their_ref);
git_merge_head_free(their_heads[0]);
git_merge_result_free(result);
return 0;
}
void test_merge_workdir_submodules__take_changed(void)
{
git_reference *our_ref, *their_ref;
git_commit *our_commit;
git_annotated_commit *their_head;
git_index *index;
struct merge_index_entry merge_index_entries[] = {
{ 0100644, "caff6b7d44973f53e3e0cf31d0d695188b19aec6", 0, ".gitmodules" },
{ 0100644, "b438ff23300b2e0f80b84a6f30140dfa91e71423", 0, "file1.txt" },
{ 0100644, "f27fbafdfa6693f8f7a5128506fe3e338dbfcad2", 0, "file2.txt" },
{ 0160000, "297aa6cd028b3336c7802c7a6f49143da4e1602d", 0, "submodule" },
};
cl_git_pass(git_reference_lookup(&our_ref, repo, "refs/heads/" SUBMODULE_MAIN_BRANCH));
cl_git_pass(git_commit_lookup(&our_commit, repo, git_reference_target(our_ref)));
cl_git_pass(git_reset(repo, (git_object *)our_commit, GIT_RESET_HARD, NULL));
cl_git_pass(git_reference_lookup(&their_ref, repo, "refs/heads/" SUBMODULE_OTHER2_BRANCH));
cl_git_pass(git_annotated_commit_from_ref(&their_head, repo, their_ref));
cl_git_pass(git_merge(repo, (const git_annotated_commit **)&their_head, 1, NULL, NULL));
cl_git_pass(git_repository_index(&index, repo));
cl_assert(merge_test_index(index, merge_index_entries, 4));
git_index_free(index);
git_annotated_commit_free(their_head);
git_commit_free(our_commit);
git_reference_free(their_ref);
git_reference_free(our_ref);
}
void test_merge_workdir_submodules__update_delete_conflict(void)
{
git_reference *our_ref, *their_ref;
git_commit *our_commit;
git_annotated_commit *their_head;
git_index *index;
struct merge_index_entry merge_index_entries[] = {
{ 0100644, "e69de29bb2d1d6434b8b29ae775ad8c2e48c5391", 0, ".gitmodules" },
{ 0100644, "5887a5e516c53bd58efb0f02ec6aa031b6fe9ad7", 0, "file1.txt" },
{ 0100644, "4218670ab81cc219a9f94befb5c5dad90ec52648", 0, "file2.txt" },
{ 0160000, "d3d806a4bef96889117fd7ebac0e3cb5ec152932", 1, "submodule"},
{ 0160000, "297aa6cd028b3336c7802c7a6f49143da4e1602d", 3, "submodule" },
};
cl_git_pass(git_reference_lookup(&our_ref, repo, "refs/heads/" SUBMODULE_DELETE_BRANCH));
cl_git_pass(git_commit_lookup(&our_commit, repo, git_reference_target(our_ref)));
cl_git_pass(git_reset(repo, (git_object *)our_commit, GIT_RESET_HARD, NULL));
cl_git_pass(git_reference_lookup(&their_ref, repo, "refs/heads/" SUBMODULE_MAIN_BRANCH));
cl_git_pass(git_annotated_commit_from_ref(&their_head, repo, their_ref));
cl_git_pass(git_merge(repo, (const git_annotated_commit **)&their_head, 1, NULL, NULL));
cl_git_pass(git_repository_index(&index, repo));
cl_assert(merge_test_index(index, merge_index_entries, 5));
git_index_free(index);
git_annotated_commit_free(their_head);
git_commit_free(our_commit);
git_reference_free(their_ref);
git_reference_free(our_ref);
}
void test_merge_workdir_simple__binary(void)
{
git_oid our_oid, their_oid, our_file_oid;
git_commit *our_commit;
git_merge_head *their_head;
const git_index_entry *binary_entry;
struct merge_index_entry merge_index_entries[] = {
{ 0100644, "1c51d885170f57a0c4e8c69ff6363d91a5b51f85", 1, "binary" },
{ 0100644, "23ed141a6ae1e798b2f721afedbe947c119111ba", 2, "binary" },
{ 0100644, "836b8b82b26cab22eaaed8820877c76d6c8bca19", 3, "binary" },
};
cl_git_pass(git_oid_fromstr(&our_oid, "cc338e4710c9b257106b8d16d82f86458d5beaf1"));
cl_git_pass(git_oid_fromstr(&their_oid, "ad01aebfdf2ac13145efafe3f9fcf798882f1730"));
cl_git_pass(git_commit_lookup(&our_commit, repo, &our_oid));
cl_git_pass(git_reset(repo, (git_object *)our_commit, GIT_RESET_HARD, NULL, NULL));
cl_git_pass(git_merge_head_from_id(&their_head, repo, &their_oid));
cl_git_pass(git_merge(repo, (const git_merge_head **)&their_head, 1, NULL, NULL));
cl_assert(merge_test_index(repo_index, merge_index_entries, 3));
cl_git_pass(git_index_add_bypath(repo_index, "binary"));
cl_assert((binary_entry = git_index_get_bypath(repo_index, "binary", 0)) != NULL);
cl_git_pass(git_oid_fromstr(&our_file_oid, "23ed141a6ae1e798b2f721afedbe947c119111ba"));
cl_assert(git_oid_cmp(&binary_entry->id, &our_file_oid) == 0);
git_merge_head_free(their_head);
git_commit_free(our_commit);
}
void test_merge_workdir_submodules__automerge(void)
{
git_reference *our_ref, *their_ref;
git_commit *our_commit;
git_annotated_commit *their_head;
git_index *index;
struct merge_index_entry merge_index_entries[] = {
{ 0100644, "caff6b7d44973f53e3e0cf31d0d695188b19aec6", 0, ".gitmodules" },
{ 0100644, "950a663a6a7b2609eed1ed1ba9f41eb1a3192a9f", 0, "file1.txt" },
{ 0100644, "343e660b9cb4bee5f407c2e33fcb9df24d9407a4", 0, "file2.txt" },
{ 0160000, "d3d806a4bef96889117fd7ebac0e3cb5ec152932", 1, "submodule" },
{ 0160000, "297aa6cd028b3336c7802c7a6f49143da4e1602d", 2, "submodule" },
{ 0160000, "ae39c77c70cb6bad18bb471912460c4e1ba0f586", 3, "submodule" },
};
cl_git_pass(git_reference_lookup(&our_ref, repo, "refs/heads/" SUBMODULE_MAIN_BRANCH));
cl_git_pass(git_commit_lookup(&our_commit, repo, git_reference_target(our_ref)));
cl_git_pass(git_reset(repo, (git_object *)our_commit, GIT_RESET_HARD, NULL));
cl_git_pass(git_reference_lookup(&their_ref, repo, "refs/heads/" SUBMODULE_OTHER_BRANCH));
cl_git_pass(git_annotated_commit_from_ref(&their_head, repo, their_ref));
cl_git_pass(git_merge(repo, (const git_annotated_commit **)&their_head, 1, NULL, NULL));
cl_git_pass(git_repository_index(&index, repo));
cl_assert(merge_test_index(index, merge_index_entries, 6));
git_index_free(index);
git_annotated_commit_free(their_head);
git_commit_free(our_commit);
git_reference_free(their_ref);
git_reference_free(our_ref);
}
PyObject *
Repository_merge(Repository *self, PyObject *py_oid)
{
git_merge_result *merge_result;
git_merge_head *oid_merge_head;
git_oid oid;
const git_merge_opts default_opts = GIT_MERGE_OPTS_INIT;
int err;
size_t len;
PyObject *py_merge_result;
len = py_oid_to_git_oid(py_oid, &oid);
if (len == 0)
return NULL;
err = git_merge_head_from_oid(&oid_merge_head, self->repo, &oid);
if (err < 0)
return Error_set(err);
err = git_merge(&merge_result, self->repo,
(const git_merge_head **)&oid_merge_head, 1,
&default_opts);
git_merge_head_free(oid_merge_head);
if (err < 0)
return Error_set(err);
py_merge_result = git_merge_result_to_python(merge_result);
return py_merge_result;
}
PyObject *
Repository_merge(Repository *self, PyObject *py_oid)
{
git_annotated_commit *commit;
git_oid oid;
int err;
size_t len;
git_merge_options merge_opts = GIT_MERGE_OPTIONS_INIT;
git_checkout_options checkout_opts = GIT_CHECKOUT_OPTIONS_INIT;
len = py_oid_to_git_oid(py_oid, &oid);
if (len == 0)
return NULL;
err = git_annotated_commit_lookup(&commit, self->repo, &oid);
if (err < 0)
return Error_set(err);
checkout_opts.checkout_strategy = GIT_CHECKOUT_SAFE_CREATE;
err = git_merge(self->repo,
(const git_annotated_commit **)&commit, 1,
&merge_opts, &checkout_opts);
git_annotated_commit_free(commit);
if (err < 0)
return Error_set(err);
Py_RETURN_NONE;
}
PyObject *
Repository_merge(Repository *self, PyObject *py_oid)
{
git_merge_head *oid_merge_head;
git_oid oid;
int err;
size_t len;
git_merge_options merge_opts = GIT_MERGE_OPTIONS_INIT;
git_checkout_options checkout_opts = GIT_CHECKOUT_OPTIONS_INIT;
len = py_oid_to_git_oid(py_oid, &oid);
if (len == 0)
return NULL;
err = git_merge_head_from_id(&oid_merge_head, self->repo, &oid);
if (err < 0)
return Error_set(err);
err = git_merge(self->repo,
(const git_merge_head **)&oid_merge_head, 1,
&merge_opts, &checkout_opts);
git_merge_head_free(oid_merge_head);
if (err < 0)
return Error_set(err);
Py_RETURN_NONE;
}
void test_index_addall__removes_deleted_conflicted_files(void)
{
git_index *index;
git_reference *ref;
git_annotated_commit *annotated;
g_repo = cl_git_sandbox_init("merge-resolve");
cl_git_pass(git_repository_index(&index, g_repo));
check_status(g_repo, 0, 0, 0, 0, 0, 0, 0, 0);
cl_git_pass(git_reference_lookup(&ref, g_repo, "refs/heads/branch"));
cl_git_pass(git_annotated_commit_from_ref(&annotated, g_repo, ref));
cl_git_pass(git_merge(g_repo, &annotated, 1, NULL, NULL));
check_status(g_repo, 0, 1, 2, 0, 0, 0, 0, 1);
cl_git_rmfile("merge-resolve/conflicting.txt");
cl_git_pass(git_index_add_all(index, NULL, 0, NULL, NULL));
check_status(g_repo, 0, 2, 2, 0, 0, 0, 0, 0);
git_annotated_commit_free(annotated);
git_reference_free(ref);
git_index_free(index);
}
static void merge_branch(void)
{
git_oid their_id;
git_annotated_commit *their_head;
cl_git_pass(git_oid_fromstr(&their_id, BRANCH_ID));
cl_git_pass(git_annotated_commit_lookup(&their_head, repo, &their_id));
cl_git_pass(git_merge(repo, (const git_annotated_commit **)&their_head,
1, NULL, NULL));
git_annotated_commit_free(their_head);
}
void test_merge_workdir_simple__directory_file(void)
{
git_reference *head;
git_oid their_oids[1], head_commit_id;
git_merge_head *their_heads[1];
git_merge_options merge_opts = GIT_MERGE_OPTIONS_INIT;
git_commit *head_commit;
struct merge_index_entry merge_index_entries[] = {
{ 0100644, "49130a28ef567af9a6a6104c38773fedfa5f9742", 2, "dir-10" },
{ 0100644, "6c06dcd163587c2cc18be44857e0b71116382aeb", 3, "dir-10" },
{ 0100644, "43aafd43bea779ec74317dc361f45ae3f532a505", 0, "dir-6" },
{ 0100644, "a031a28ae70e33a641ce4b8a8f6317f1ab79dee4", 3, "dir-7" },
{ 0100644, "5012fd565b1393bdfda1805d4ec38ce6619e1fd1", 1, "dir-7/file.txt" },
{ 0100644, "a5563304ddf6caba25cb50323a2ea6f7dbfcadca", 2, "dir-7/file.txt" },
{ 0100644, "e9ad6ec3e38364a3d07feda7c4197d4d845c53b5", 0, "dir-8" },
{ 0100644, "3ef4d30382ca33fdeba9fda895a99e0891ba37aa", 2, "dir-9" },
{ 0100644, "fc4c636d6515e9e261f9260dbcf3cc6eca97ea08", 1, "dir-9/file.txt" },
{ 0100644, "76ab0e2868197ec158ddd6c78d8a0d2fd73d38f9", 3, "dir-9/file.txt" },
{ 0100644, "5c2411f8075f48a6b2fdb85ebc0d371747c4df15", 0, "file-1/new" },
{ 0100644, "a39a620dae5bc8b4e771cd4d251b7d080401a21e", 1, "file-2" },
{ 0100644, "d963979c237d08b6ba39062ee7bf64c7d34a27f8", 2, "file-2" },
{ 0100644, "5c341ead2ba6f2af98ce5ec3fe84f6b6d2899c0d", 0, "file-2/new" },
{ 0100644, "9efe7723802d4305142eee177e018fee1572c4f4", 0, "file-3/new" },
{ 0100644, "bacac9b3493509aa15e1730e1545fc0919d1dae0", 1, "file-4" },
{ 0100644, "7663fce0130db092936b137cabd693ec234eb060", 3, "file-4" },
{ 0100644, "e49f917b448d1340b31d76e54ba388268fd4c922", 0, "file-4/new" },
{ 0100644, "cab2cf23998b40f1af2d9d9a756dc9e285a8df4b", 2, "file-5/new" },
{ 0100644, "f5504f36e6f4eb797a56fc5bac6c6c7f32969bf2", 3, "file-5/new" },
};
cl_git_pass(git_reference_symbolic_create(&head, repo, GIT_HEAD_FILE, GIT_REFS_HEADS_DIR OURS_DIRECTORY_FILE, 1, NULL, NULL));
cl_git_pass(git_reference_name_to_id(&head_commit_id, repo, GIT_HEAD_FILE));
cl_git_pass(git_commit_lookup(&head_commit, repo, &head_commit_id));
cl_git_pass(git_reset(repo, (git_object *)head_commit, GIT_RESET_HARD, NULL, NULL));
cl_git_pass(git_oid_fromstr(&their_oids[0], THEIRS_DIRECTORY_FILE));
cl_git_pass(git_merge_head_from_id(&their_heads[0], repo, &their_oids[0]));
merge_opts.file_favor = 0;
cl_git_pass(git_merge(repo, (const git_merge_head **)their_heads, 1, &merge_opts, NULL));
cl_assert(merge_test_index(repo_index, merge_index_entries, 20));
git_reference_free(head);
git_commit_free(head_commit);
git_merge_head_free(their_heads[0]);
}
void test_merge_workdir_fastforward__uptodate_merging_prev_commit(void)
{
git_oid their_oid;
git_merge_head *their_heads[1];
git_merge_result *result;
cl_git_pass(git_oid_fromstr(&their_oid, "c607fc30883e335def28cd686b51f6cfa02b06ec"));
cl_git_pass(git_merge_head_from_oid(&their_heads[0], repo, &their_oid));
cl_git_pass(git_merge(&result, repo, (const git_merge_head **)their_heads, 1, NULL));
cl_assert(git_merge_result_is_uptodate(result));
git_merge_head_free(their_heads[0]);
git_merge_result_free(result);
}
void test_merge_workdir_fastforward__uptodate(void)
{
git_reference *their_ref;
git_merge_head *their_heads[1];
git_merge_result *result;
cl_git_pass(git_reference_lookup(&their_ref, repo, GIT_HEAD_FILE));
cl_git_pass(git_merge_head_from_ref(&their_heads[0], repo, their_ref));
cl_git_pass(git_merge(&result, repo, (const git_merge_head **)their_heads, 1, NULL));
cl_assert(git_merge_result_is_uptodate(result));
git_merge_head_free(their_heads[0]);
git_reference_free(their_ref);
git_merge_result_free(result);
}
static int merge_branch(void)
{
git_oid their_oids[1];
git_annotated_commit *their_head;
git_merge_options merge_opts = GIT_MERGE_OPTIONS_INIT;
git_checkout_options checkout_opts = GIT_CHECKOUT_OPTIONS_INIT;
int error;
cl_git_pass(git_oid_fromstr(&their_oids[0], MERGE_BRANCH_OID));
cl_git_pass(git_annotated_commit_lookup(&their_head, repo, &their_oids[0]));
checkout_opts.checkout_strategy = GIT_CHECKOUT_SAFE;
error = git_merge(repo, (const git_annotated_commit **)&their_head, 1, &merge_opts, &checkout_opts);
git_annotated_commit_free(their_head);
return error;
}
static void merge_simple_branch(int merge_file_favor, int addl_checkout_strategy)
{
git_oid their_oids[1];
git_merge_head *their_heads[1];
git_merge_options merge_opts = GIT_MERGE_OPTIONS_INIT;
git_checkout_options checkout_opts = GIT_CHECKOUT_OPTIONS_INIT;
cl_git_pass(git_oid_fromstr(&their_oids[0], THEIRS_SIMPLE_OID));
cl_git_pass(git_merge_head_from_id(&their_heads[0], repo, &their_oids[0]));
merge_opts.file_favor = merge_file_favor;
checkout_opts.checkout_strategy = GIT_CHECKOUT_SAFE | GIT_CHECKOUT_ALLOW_CONFLICTS |
addl_checkout_strategy;
cl_git_pass(git_merge(repo, (const git_merge_head **)their_heads, 1, &merge_opts, &checkout_opts));
git_merge_head_free(their_heads[0]);
}
static git_merge_result *merge_fastforward_branch(int flags)
{
git_reference *their_ref;
git_merge_head *their_heads[1];
git_merge_result *result;
git_merge_opts opts = GIT_MERGE_OPTS_INIT;
opts.merge_flags = flags;
cl_git_pass(git_reference_lookup(&their_ref, repo, GIT_REFS_HEADS_DIR THEIRS_FASTFORWARD_BRANCH));
cl_git_pass(git_merge_head_from_ref(&their_heads[0], repo, their_ref));
cl_git_pass(git_merge(&result, repo, (const git_merge_head **)their_heads, 1, &opts));
git_merge_head_free(their_heads[0]);
git_reference_free(their_ref);
return result;
}
void test_merge_workdir_fastforward__fastforward_only(void)
{
git_merge_result *result;
git_merge_opts opts = GIT_MERGE_OPTS_INIT;
git_reference *their_ref;
git_merge_head *their_head;
int error;
opts.merge_flags = GIT_MERGE_FASTFORWARD_ONLY;
cl_git_pass(git_reference_lookup(&their_ref, repo, GIT_REFS_HEADS_DIR THEIRS_NOFASTFORWARD_BRANCH));
cl_git_pass(git_merge_head_from_ref(&their_head, repo, their_ref));
cl_git_fail((error = git_merge(&result, repo, (const git_merge_head **)&their_head, 1, &opts)));
cl_assert(error == GIT_ENONFASTFORWARD);
git_merge_head_free(their_head);
git_reference_free(their_ref);
}
void test_merge_driver__default_can_be_specified(void)
{
git_oid their_id;
git_annotated_commit *their_head;
git_merge_options merge_opts = GIT_MERGE_OPTIONS_INIT;
const char *expected = "This is the `custom` driver.\n";
merge_opts.default_driver = "custom";
cl_git_pass(git_oid_fromstr(&their_id, BRANCH_ID));
cl_git_pass(git_annotated_commit_lookup(&their_head, repo, &their_id));
cl_git_pass(git_merge(repo, (const git_annotated_commit **)&their_head,
1, &merge_opts, NULL));
git_annotated_commit_free(their_head);
cl_assert_equal_file(expected, strlen(expected),
TEST_REPO_PATH "/applied.txt");
}
int merge_branches(git_merge_result **result, git_repository *repo, const char *ours_branch, const char *theirs_branch, git_merge_opts *opts)
{
git_reference *head_ref, *theirs_ref;
git_merge_head *theirs_head;
git_checkout_opts head_checkout_opts = GIT_CHECKOUT_OPTS_INIT;
head_checkout_opts.checkout_strategy = GIT_CHECKOUT_FORCE;
cl_git_pass(git_reference_symbolic_create(&head_ref, repo, "HEAD", ours_branch, 1));
cl_git_pass(git_checkout_head(repo, &head_checkout_opts));
cl_git_pass(git_reference_lookup(&theirs_ref, repo, theirs_branch));
cl_git_pass(git_merge_head_from_ref(&theirs_head, repo, theirs_ref));
cl_git_pass(git_merge(result, repo, (const git_merge_head **)&theirs_head, 1, opts));
git_reference_free(head_ref);
git_reference_free(theirs_ref);
git_merge_head_free(theirs_head);
return 0;
}
int merge_branches(git_repository *repo,
const char *ours_branch, const char *theirs_branch,
git_merge_options *merge_opts, git_checkout_options *checkout_opts)
{
git_reference *head_ref, *theirs_ref;
git_annotated_commit *theirs_head;
git_checkout_options head_checkout_opts = GIT_CHECKOUT_OPTIONS_INIT;
head_checkout_opts.checkout_strategy = GIT_CHECKOUT_FORCE;
cl_git_pass(git_reference_symbolic_create(&head_ref, repo, "HEAD", ours_branch, 1, NULL));
cl_git_pass(git_checkout_head(repo, &head_checkout_opts));
cl_git_pass(git_reference_lookup(&theirs_ref, repo, theirs_branch));
cl_git_pass(git_annotated_commit_from_ref(&theirs_head, repo, theirs_ref));
cl_git_pass(git_merge(repo, (const git_annotated_commit **)&theirs_head, 1, merge_opts, checkout_opts));
git_reference_free(head_ref);
git_reference_free(theirs_ref);
git_annotated_commit_free(theirs_head);
return 0;
}
/**
* Perform a normal merge
*
* @param merge_result S4 class git_merge_result
* @param merge_heads The merge heads to merge
* @param n The number of merge heads
* @param repository The repository
* @param message The commit message of the merge
* @param merger Who is performing the merge
* @param commit_on_success Commit merge commit, if one was created
* @param merge_opts Merge options
* @return 0 on success, or error code
*/
static int git2r_normal_merge(
SEXP merge_result,
const git_annotated_commit **merge_heads,
size_t n,
git_repository *repository,
const char *message,
git_signature *merger,
int commit_on_success,
const git_checkout_options *checkout_opts,
const git_merge_options *merge_opts)
{
int err;
git_commit *commit = NULL;
git_index *index = NULL;
SET_SLOT(merge_result, Rf_install("fast_forward"), ScalarLogical(0));
err = git_merge(
repository,
merge_heads,
n,
merge_opts,
checkout_opts);
if (err)
goto cleanup;
err = git_repository_index(&index, repository);
if (err)
goto cleanup;
if (git_index_has_conflicts(index)) {
SET_SLOT(merge_result, Rf_install("conflicts"), ScalarLogical(1));
} else {
SET_SLOT(merge_result, Rf_install("conflicts"), ScalarLogical(0));
if (commit_on_success) {
char sha[GIT_OID_HEXSZ + 1];
git_oid oid;
err = git2r_commit_create(
&oid,
repository,
index,
message,
merger,
merger);
if (err)
goto cleanup;
git_oid_fmt(sha, &oid);
sha[GIT_OID_HEXSZ] = '\0';
SET_SLOT(merge_result, Rf_install("sha"), mkString(sha));
}
}
cleanup:
if (commit)
git_commit_free(commit);
if (index)
git_index_free(index);
return err;
}
int main()
{
git_libgit2_init();
git_repository* rep = nullptr;
const git_annotated_commit* their_head[10];
git_merge_options merge_opt = GIT_MERGE_OPTIONS_INIT;
git_checkout_options checkout_opt = GIT_CHECKOUT_OPTIONS_INIT;
git_reference* branch = nullptr;
git_index* index = nullptr;
git_index_conflict_iterator* conflict_iterator = nullptr;
git_oid new_tree_id;
git_tree* new_tree = nullptr;
git_signature* me = nullptr;
git_reference* head = nullptr;
git_commit* parent_our = nullptr;
git_commit* parent_their = nullptr;
git_oid commit_id;
int error = 0;
// git open
error = git_repository_open(&rep, path);
if (error < 0)
{
const git_error *e = giterr_last();
std::cout << "Error: " << error << " / " << e->klass << " : " << e->message << std::endl;
goto SHUTDOWN;
}
// git merge <branch>
git_reference_dwim(&branch, rep, "new");
git_annotated_commit_from_ref((git_annotated_commit **)&their_head[0], rep, branch);
error = git_merge(rep, their_head, 1, &merge_opt, &checkout_opt);
if (error < 0)
{
const git_error *e = giterr_last();
std::cout << "Error: " << error << " / " << e->klass << " : " << e->message << std::endl;
goto SHUTDOWN;
}
git_repository_index(&index, rep);
// reslove conflicts
if (git_index_has_conflicts(index))
{
const git_index_entry* ancestor_out = nullptr;
const git_index_entry* our_out = nullptr;
const git_index_entry* their_out = nullptr;
git_index_conflict_iterator_new(&conflict_iterator, index);
while (git_index_conflict_next(&ancestor_out, &our_out, &their_out, conflict_iterator) != GIT_ITEROVER)
{
if (ancestor_out) std::cout<< "ancestor: " << ancestor_out->path <<std::endl;
if (our_out) std::cout<< "our: " << our_out->path <<std::endl;
if (their_out) std::cout<< "their: " << their_out->path <<std::endl;
// do sth. or rewrite file by code. ...
// and remove the conflict
// git_index_conflict_remove(index, "...");
}
// git checkout --theirs <file>
git_checkout_options opt = GIT_CHECKOUT_OPTIONS_INIT;
opt.checkout_strategy |= GIT_CHECKOUT_USE_THEIRS;
// const char* p = "file";
// opt.paths.strings = (char**)&p;
// opt.paths.count = 1;
git_checkout_index(rep, index, &opt);
git_index_conflict_iterator_free(conflict_iterator);
}
// add and commit
git_index_update_all(index, nullptr, nullptr, nullptr);
git_index_write(index);
git_index_write_tree(&new_tree_id, index);
git_tree_lookup(&new_tree, rep, &new_tree_id);
git_signature_now(&me, "XiaochenFTX", "*****@*****.**");
git_repository_head(&head, rep);
git_commit_lookup(&parent_our, rep, git_reference_target(head));
git_commit_lookup(&parent_their, rep, git_reference_target(branch));
git_commit_create_v(&commit_id, rep, "HEAD", me, me, "UTF-8", "merge commit", new_tree, 2, parent_our, parent_their);
git_repository_state_cleanup(rep);
SHUTDOWN:
git_repository_free(rep);
git_libgit2_shutdown();
return 0;
}
int NotesModel::pull() {
git_repository *repo = NULL;
git_remote *remote = NULL;
git_merge_head *merge_head = NULL;
if (!QSettings().value("gitRemoteUrl").isValid()) {
qDebug() << "gitRemoteUrl setting invalid";
return false; }
if (QSettings().value("gitRemoteUrl") == "")
return false;
try {
//Open Repo
e(git_repository_open(&repo, notesFolder().absolutePath().toUtf8().constData()));
//List repository and add one from Settings if none exists or doesn t have same URI than settings
git_strarray remotes = {0};
git_remote_list(&remotes, repo);
if (remotes.count >= 1) {
for (size_t i = 0; i < remotes.count; i++) {
e(git_remote_load(&remote, repo, remotes.strings[i]));
qDebug() << git_remote_url(remote);
if (QSettings().value("gitRemoteUrl").isValid() && git_remote_url(remote)) {
if (strcmp(git_remote_url(remote),QSettings().value("gitRemoteUrl").toString().toUtf8().constData()) != 0) {
e(git_remote_delete(remote));
e(git_remote_create(&remote, repo, "upstream",
QSettings().value("gitRemoteUrl").toString().toUtf8().constData()));
e(git_remote_save(remote));
}
}
}
} else if (remotes.count == 0) {
e(git_remote_create(&remote, repo, "upstream",
QSettings().value("gitRemoteUrl").toString().toUtf8().constData()));
e(git_remote_save(remote));
}
e(git_remote_load(&remote, repo, "upstream"));
git_remote_callbacks callbacks = GIT_REMOTE_CALLBACKS_INIT;
callbacks.credentials = cred_acquire_cb;
e(git_remote_set_callbacks(remote, &callbacks));
e(git_remote_connect(remote, GIT_DIRECTION_FETCH));
int connected = git_remote_connected(remote);
if (connected)
e(git_remote_fetch(remote, NULL, NULL));
git_checkout_options checkout_opt = GIT_CHECKOUT_OPTIONS_INIT;
checkout_opt.checkout_strategy = GIT_CHECKOUT_FORCE;
checkout_opt.file_mode = 0644;
git_merge_options merge_opt = GIT_MERGE_OPTIONS_INIT;
merge_opt.file_favor = GIT_MERGE_FILE_FAVOR_UNION;
const git_remote_head **head = NULL;
size_t size = 0;
e(git_remote_ls(&head, &size, remote));
if (size <= 0)
e(-1);
git_oid oid = head[0]->oid;
e(git_merge_head_from_fetchhead(&merge_head, repo, "master", git_remote_url(remote), &oid));
e(git_merge(repo, (const git_merge_head **)(&merge_head), 1, &merge_opt, &checkout_opt));
//TRY TO COMMIT
/* Create signature */
git_signature *me = NULL;
e(git_signature_now(&me, "sparkleNotes", "*****@*****.**"));
//Tree Lookup
git_object *tree_obj;
e(git_revparse_single(&tree_obj, repo, "HEAD^{tree}"));
// Get parent commit
git_oid parentCommitId;
git_commit *parent;
git_oid remoteParentCommitId;
git_commit *remoteParent;
e(git_reference_name_to_id( &parentCommitId, repo, "ORIG_HEAD" ));
e(git_commit_lookup( &parent, repo, &parentCommitId ));
e(git_reference_name_to_id( &remoteParentCommitId, repo, "MERGE_HEAD" ));
e(git_commit_lookup( &remoteParent, repo, &remoteParentCommitId ));
if (remoteParent == parent) {
//Same commit ... nothing to merge
e(git_repository_state_cleanup(repo));
git_merge_head_free(merge_head);
git_remote_free(remote);
git_repository_free(repo);
return false;
}
const git_commit *parents [2] = { parent, remoteParent };
git_oid new_commit_id;
e(git_commit_create(
&new_commit_id,
repo,
"HEAD", /* name of ref to update */
me, /* author */
me, /* committer */
"UTF-8", /* message encoding */
"Merge remote upstream/master", /* message */
(git_tree *) tree_obj, /* root tree */
2, /* parent count */
parents)); /* parents */
git_merge_head_free(merge_head);
git_remote_free(remote);
e(git_repository_state_cleanup(repo));
git_repository_free(repo);
}
catch (int error) {
const git_error *err = giterr_last();
if (err != NULL)
qDebug() << QString::number(err->klass) + "\t" + QString(err->message);
emit this->error(QString(err->message));
giterr_clear();
git_merge_head_free(merge_head);
git_remote_free(remote);
git_repository_free(repo);
}
return true;
}
