/usr/include/git2/transaction.h is in libgit2-dev 0.26.0+dfsg.1-1.1build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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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.
*/
#ifndef INCLUDE_git_transaction_h__
#define INCLUDE_git_transaction_h__
#include "common.h"
/**
* @file git2/transaction.h
* @brief Git transactional reference routines
* @defgroup git_transaction Git transactional reference routines
* @ingroup Git
* @{
*/
GIT_BEGIN_DECL
/**
* Create a new transaction object
*
* This does not lock anything, but sets up the transaction object to
* know from which repository to lock.
*
* @param out the resulting transaction
* @param repo the repository in which to lock
* @return 0 or an error code
*/
GIT_EXTERN(int) git_transaction_new(git_transaction **out, git_repository *repo);
/**
* Lock a reference
*
* Lock the specified reference. This is the first step to updating a
* reference.
*
* @param tx the transaction
* @param refname the reference to lock
* @return 0 or an error message
*/
GIT_EXTERN(int) git_transaction_lock_ref(git_transaction *tx, const char *refname);
/**
* Set the target of a reference
*
* Set the target of the specified reference. This reference must be
* locked.
*
* @param tx the transaction
* @param refname reference to update
* @param target target to set the reference to
* @param sig signature to use in the reflog; pass NULL to read the identity from the config
* @param msg message to use in the reflog
* @return 0, GIT_ENOTFOUND if the reference is not among the locked ones, or an error code
*/
GIT_EXTERN(int) git_transaction_set_target(git_transaction *tx, const char *refname, const git_oid *target, const git_signature *sig, const char *msg);
/**
* Set the target of a reference
*
* Set the target of the specified reference. This reference must be
* locked.
*
* @param tx the transaction
* @param refname reference to update
* @param target target to set the reference to
* @param sig signature to use in the reflog; pass NULL to read the identity from the config
* @param msg message to use in the reflog
* @return 0, GIT_ENOTFOUND if the reference is not among the locked ones, or an error code
*/
GIT_EXTERN(int) git_transaction_set_symbolic_target(git_transaction *tx, const char *refname, const char *target, const git_signature *sig, const char *msg);
/**
* Set the reflog of a reference
*
* Set the specified reference's reflog. If this is combined with
* setting the target, that update won't be written to the reflog.
*
* @param tx the transaction
* @param refname the reference whose reflog to set
* @param reflog the reflog as it should be written out
* @return 0, GIT_ENOTFOUND if the reference is not among the locked ones, or an error code
*/
GIT_EXTERN(int) git_transaction_set_reflog(git_transaction *tx, const char *refname, const git_reflog *reflog);
/**
* Remove a reference
*
* @param tx the transaction
* @param refname the reference to remove
* @return 0, GIT_ENOTFOUND if the reference is not among the locked ones, or an error code
*/
GIT_EXTERN(int) git_transaction_remove(git_transaction *tx, const char *refname);
/**
* Commit the changes from the transaction
*
* Perform the changes that have been queued. The updates will be made
* one by one, and the first failure will stop the processing.
*
* @param tx the transaction
* @return 0 or an error code
*/
GIT_EXTERN(int) git_transaction_commit(git_transaction *tx);
/**
* Free the resources allocated by this transaction
*
* If any references remain locked, they will be unlocked without any
* changes made to them.
*
* @param tx the transaction
*/
GIT_EXTERN(void) git_transaction_free(git_transaction *tx);
/** @} */
GIT_END_DECL
#endif
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