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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.
*/
#include "common.h"
#include "annotated_commit.h"
#include "refs.h"
#include "cache.h"
#include "git2/commit.h"
#include "git2/refs.h"
#include "git2/repository.h"
#include "git2/annotated_commit.h"
#include "git2/revparse.h"
#include "git2/tree.h"
#include "git2/index.h"
static int annotated_commit_init(
git_annotated_commit **out,
git_repository *repo,
const git_oid *id,
const char *ref_name,
const char *remote_url)
{
git_annotated_commit *annotated_commit;
git_commit *commit = NULL;
int error = 0;
assert(out && id);
*out = NULL;
if ((error = git_commit_lookup(&commit, repo, id)) < 0 ||
(error = git_annotated_commit_from_commit(&annotated_commit,
commit)) < 0)
goto done;
if (ref_name) {
annotated_commit->ref_name = git__strdup(ref_name);
GITERR_CHECK_ALLOC(annotated_commit->ref_name);
}
if (remote_url) {
annotated_commit->remote_url = git__strdup(remote_url);
GITERR_CHECK_ALLOC(annotated_commit->remote_url);
}
*out = annotated_commit;
done:
git_commit_free(commit);
return error;
}
int git_annotated_commit_from_ref(
git_annotated_commit **out,
git_repository *repo,
const git_reference *ref)
{
git_reference *resolved;
int error = 0;
assert(out && repo && ref);
*out = NULL;
if ((error = git_reference_resolve(&resolved, ref)) < 0)
return error;
error = annotated_commit_init(out, repo, git_reference_target(resolved),
git_reference_name(ref), NULL);
git_reference_free(resolved);
return error;
}
int git_annotated_commit_from_head(
git_annotated_commit **out,
git_repository *repo)
{
git_reference *head;
int error;
assert(out && repo);
*out = NULL;
if ((error = git_reference_lookup(&head, repo, GIT_HEAD_FILE)) < 0)
return -1;
error = git_annotated_commit_from_ref(out, repo, head);
git_reference_free(head);
return error;
}
int git_annotated_commit_from_commit(
git_annotated_commit **out,
git_commit *commit)
{
git_annotated_commit *annotated_commit;
assert(out && commit);
*out = NULL;
annotated_commit = git__calloc(1, sizeof(git_annotated_commit));
GITERR_CHECK_ALLOC(annotated_commit);
annotated_commit->type = GIT_ANNOTATED_COMMIT_REAL;
git_cached_obj_incref(commit);
annotated_commit->commit = commit;
git_oid_fmt(annotated_commit->id_str, git_commit_id(commit));
annotated_commit->id_str[GIT_OID_HEXSZ] = '\0';
*out = annotated_commit;
return 0;
}
int git_annotated_commit_lookup(
git_annotated_commit **out,
git_repository *repo,
const git_oid *id)
{
assert(out && repo && id);
return annotated_commit_init(out, repo, id, NULL, NULL);
}
int git_annotated_commit_from_fetchhead(
git_annotated_commit **out,
git_repository *repo,
const char *branch_name,
const char *remote_url,
const git_oid *id)
{
assert(repo && id && branch_name && remote_url);
return annotated_commit_init(out, repo, id, branch_name, remote_url);
}
int git_annotated_commit_from_revspec(
git_annotated_commit **out,
git_repository *repo,
const char *revspec)
{
git_object *obj, *commit;
int error;
assert(out && repo && revspec);
if ((error = git_revparse_single(&obj, repo, revspec)) < 0)
return error;
if ((error = git_object_peel(&commit, obj, GIT_OBJ_COMMIT))) {
git_object_free(obj);
return error;
}
error = annotated_commit_init(out, repo, git_object_id(commit), revspec, NULL);
git_object_free(obj);
git_object_free(commit);
return error;
}
const git_oid *git_annotated_commit_id(
const git_annotated_commit *annotated_commit)
{
assert(annotated_commit);
return git_commit_id(annotated_commit->commit);
}
void git_annotated_commit_free(git_annotated_commit *annotated_commit)
{
if (annotated_commit == NULL)
return;
switch (annotated_commit->type) {
case GIT_ANNOTATED_COMMIT_REAL:
git_commit_free(annotated_commit->commit);
git_tree_free(annotated_commit->tree);
git__free(annotated_commit->ref_name);
git__free(annotated_commit->remote_url);
break;
case GIT_ANNOTATED_COMMIT_VIRTUAL:
git_index_free(annotated_commit->index);
git_array_clear(annotated_commit->parents);
break;
default:
abort();
}
git__free(annotated_commit);
}
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