static int
real_merge (SeafRepo *repo, SeafCommit *head, CloneTask *task)
{
struct merge_options opts;
char index_path[SEAF_PATH_MAX];
struct index_state istate;
char *root_id = NULL;
int clean;
memset (&istate, 0, sizeof(istate));
snprintf (index_path, SEAF_PATH_MAX, "%s/%s", repo->manager->index_dir, repo->id);
if (read_index_from (&istate, index_path) < 0) {
seaf_warning ("Failed to load index.\n");
return -1;
}
init_merge_options (&opts);
opts.index = &istate;
opts.worktree = task->worktree;
opts.ancestor = "common ancestor";
opts.branch1 = seaf->session->base.user_name;
opts.branch2 = head->creator_name;
opts.remote_head = head->commit_id;
/* Don't need to check locked files on windows. */
opts.force_merge = TRUE;
if (repo->encrypted) {
opts.crypt = seafile_crypt_new (repo->enc_version,
repo->enc_key,
repo->enc_iv);
}
/* Merge the downloaded branch with the current worktree contents.
* EMPTY_SHA1 represents an empty common ancestor tree.
*/
merge_recursive (&opts,
task->root_id, head->root_id, EMPTY_SHA1,
&clean, &root_id);
g_free (root_id);
if (update_index (&istate, index_path) < 0) {
seaf_warning ("Failed to update index.\n");
return -1;
}
/* We only update the worktree and index, but don't commit.
* The next auto-commit cycle will check and do that for us.
*/
discard_index (&istate);
g_free (opts.crypt);
clear_merge_options (&opts);
return 0;
}
/*
* Get the new blocks that need to be checked out if we do a real merge.
*/
static int
get_new_blocks_merge (SeafRepo *repo,
SeafCommit *head,
SeafCommit *remote,
SeafCommit *common,
BlockList **bl)
{
struct merge_options opts;
char index_path[SEAF_PATH_MAX];
struct index_state istate;
int ret, clean;
memset (&istate, 0, sizeof(istate));
snprintf (index_path, SEAF_PATH_MAX, "%s/%s", repo->manager->index_dir, repo->id);
if (read_index_from (&istate, index_path) < 0) {
g_warning ("Failed to load index.\n");
return -1;
}
init_merge_options (&opts);
opts.index = &istate;
opts.worktree = repo->worktree;
opts.ancestor = "common ancestor";
opts.branch1 = seaf->session->base.user_name;
opts.branch2 = remote->creator_name;
opts.collect_blocks_only = TRUE;
*bl = block_list_new();
opts.bl = *bl;
ret = merge_recursive (&opts,
head->root_id, remote->root_id, common->root_id,
&clean, NULL);
clear_merge_options (&opts);
discard_index (&istate);
return ret;
}
static int
do_real_merge (SeafRepo *repo,
SeafBranch *head_branch,
SeafCommit *head,
SeafBranch *remote_branch,
SeafCommit *remote,
SeafCommit *common,
gboolean recover_merge,
char **error)
{
struct merge_options opts;
char index_path[SEAF_PATH_MAX];
struct index_state istate;
char *root_id = NULL;
SeafCommit *merged;
int ret = 0, clean;
memset (&istate, 0, sizeof(istate));
snprintf (index_path, SEAF_PATH_MAX, "%s/%s", repo->manager->index_dir, repo->id);
if (read_index_from (&istate, index_path) < 0) {
g_warning ("Failed to load index.\n");
*error = g_strdup ("Internal error.\n");
return -1;
}
init_merge_options (&opts);
opts.index = &istate;
opts.worktree = repo->worktree;
opts.ancestor = "common ancestor";
opts.branch1 = seaf->session->base.user_name;
opts.branch2 = remote->creator_name;
opts.remote_head = remote->commit_id;
opts.recover_merge = recover_merge;
if (repo->encrypted) {
opts.crypt = seafile_crypt_new (repo->enc_version,
repo->enc_key,
repo->enc_iv);
}
ret = merge_recursive (&opts,
head->root_id, remote->root_id, common->root_id,
&clean, &root_id);
if (ret < 0)
goto out;
if (update_index (&istate, index_path) < 0) {
*error = g_strdup ("Internal error.\n");
ret = -1;
goto out;
}
if (clean) {
merged = seaf_commit_new (NULL,
repo->id,
root_id,
repo->email ? repo->email
: seaf->session->base.user_name,
seaf->session->base.id,
"Auto merge by seafile system",
0);
merged->parent_id = g_strdup(head->commit_id);
merged->second_parent_id = g_strdup(remote->commit_id);
seaf_repo_to_commit (repo, merged);
if (seaf_commit_manager_add_commit (seaf->commit_mgr, merged) < 0) {
seaf_commit_unref (merged);
*error = g_strdup ("Internal error.\n");
ret = -1;
goto out;
}
seaf_branch_set_commit (head_branch, merged->commit_id);
seaf_branch_manager_update_branch (seaf->branch_mgr, head_branch);
g_debug ("Auto merged.\n");
seaf_commit_unref (merged);
} else {
ret = -1;
g_debug ("Auto merge failed.\n");
}
out:
if (root_id)
g_free (root_id);
g_free (opts.crypt);
clear_merge_options (&opts);
discard_index (&istate);
return ret;
}