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/*
* Copyright (C) 2009-2012 the libgit2 contributors
*
* 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_branch_h__
#define INCLUDE_git_branch_h__
#include "common.h"
#include "types.h"
/**
* @file git2/branch.h
* @brief Git branch parsing routines
* @defgroup git_branch Git branch management
* @ingroup Git
* @{
*/
GIT_BEGIN_DECL
/**
* Create a new branch pointing at a target commit
*
* A new direct reference will be created pointing to
* this target commit. If `force` is true and a reference
* already exists with the given name, it'll be replaced.
*
* The returned reference must be freed by the user.
*
* @param branch_out Pointer where to store the underlying reference.
*
* @param branch_name Name for the branch; this name is
* validated for consistency. It should also not conflict with
* an already existing branch name.
*
* @param target Object to which this branch should point. This object
* must belong to the given `repo` and can either be a git_commit or a
* git_tag. When a git_tag is being passed, it should be dereferencable
* to a git_commit which oid will be used as the target of the branch.
*
* @param force Overwrite existing branch.
*
* @return 0 or an error code.
* A proper reference is written in the refs/heads namespace
* pointing to the provided target commit.
*/
GIT_EXTERN(int) git_branch_create(
git_reference **branch_out,
git_repository *repo,
const char *branch_name,
const git_object *target,
int force);
/**
* Delete an existing branch reference.
*
* @param repo Repository where lives the branch.
*
* @param branch_name Name of the branch to be deleted;
* this name is validated for consistency.
*
* @param branch_type Type of the considered branch. This should
* be valued with either GIT_BRANCH_LOCAL or GIT_BRANCH_REMOTE.
*
* @return 0 on success, GIT_ENOTFOUND if the branch
* doesn't exist or an error code.
*/
GIT_EXTERN(int) git_branch_delete(
git_repository *repo,
const char *branch_name,
git_branch_t branch_type);
/**
* Loop over all the branches and issue a callback for each one.
*
* If the callback returns a non-zero value, this will stop looping.
*
* @param repo Repository where to find the branches.
*
* @param list_flags Filtering flags for the branch
* listing. Valid values are GIT_BRANCH_LOCAL, GIT_BRANCH_REMOTE
* or a combination of the two.
*
* @param branch_cb Callback to invoke per found branch.
*
* @param payload Extra parameter to callback function.
*
* @return 0 on success, GIT_EUSER on non-zero callback, or error code
*/
GIT_EXTERN(int) git_branch_foreach(
git_repository *repo,
unsigned int list_flags,
int (*branch_cb)(
const char *branch_name,
git_branch_t branch_type,
void *payload),
void *payload
);
/**
* Move/rename an existing local branch reference.
*
* @param branch Current underlying reference of the branch.
*
* @param new_branch_name Target name of the branch once the move
* is performed; this name is validated for consistency.
*
* @param force Overwrite existing branch.
*
* @return 0 on success, or an error code.
*/
GIT_EXTERN(int) git_branch_move(
git_reference *branch,
const char *new_branch_name,
int force);
/**
* Lookup a branch by its name in a repository.
*
* The generated reference must be freed by the user.
*
* @param branch_out pointer to the looked-up branch reference
*
* @param repo the repository to look up the branch
*
* @param branch_name Name of the branch to be looked-up;
* this name is validated for consistency.
*
* @param branch_type Type of the considered branch. This should
* be valued with either GIT_BRANCH_LOCAL or GIT_BRANCH_REMOTE.
*
* @return 0 on success; GIT_ENOTFOUND when no matching branch
* exists, otherwise an error code.
*/
GIT_EXTERN(int) git_branch_lookup(
git_reference **branch_out,
git_repository *repo,
const char *branch_name,
git_branch_t branch_type);
/**
* Return the reference supporting the remote tracking branch,
* given a local branch reference.
*
* @param tracking_out Pointer where to store the retrieved
* reference.
*
* @param branch Current underlying reference of the branch.
*
* @return 0 on success; GIT_ENOTFOUND when no remote tracking
* reference exists, otherwise an error code.
*/
GIT_EXTERN(int) git_branch_tracking(
git_reference **tracking_out,
git_reference *branch);
/** @} */
GIT_END_DECL
#endif
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