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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_clone_h__
#define INCLUDE_git_clone_h__
#include "common.h"
#include "types.h"
#include "indexer.h"
#include "checkout.h"
#include "remote.h"
/**
* @file git2/clone.h
* @brief Git cloning routines
* @defgroup git_clone Git cloning routines
* @ingroup Git
* @{
*/
GIT_BEGIN_DECL
/**
* Options for bypassing the git-aware transport on clone. Bypassing
* it means that instead of a fetch, libgit2 will copy the object
* database directory instead of figuring out what it needs, which is
* faster. If possible, it will hardlink the files to save space.
*/
typedef enum {
/**
* Auto-detect (default), libgit2 will bypass the git-aware
* transport for local paths, but use a normal fetch for
* `file://` urls.
*/
GIT_CLONE_LOCAL_AUTO,
/**
* Bypass the git-aware transport even for a `file://` url.
*/
GIT_CLONE_LOCAL,
/**
* Do no bypass the git-aware transport
*/
GIT_CLONE_NO_LOCAL,
/**
* Bypass the git-aware transport, but do not try to use
* hardlinks.
*/
GIT_CLONE_LOCAL_NO_LINKS,
} git_clone_local_t;
/**
* Clone options structure
*
* Use the GIT_CLONE_OPTIONS_INIT to get the default settings, like this:
*
* git_clone_options opts = GIT_CLONE_OPTIONS_INIT;
*/
typedef struct git_clone_options {
unsigned int version;
/**
* These options are passed to the checkout step. To disable
* checkout, set the `checkout_strategy` to
* `GIT_CHECKOUT_NONE`. Generally you will want the use
* GIT_CHECKOUT_SAFE_CREATE to create all files in the working
* directory for the newly cloned repository.
*/
git_checkout_options checkout_opts;
/**
* Callbacks to use for reporting fetch progress.
*/
git_remote_callbacks remote_callbacks;
/**
* Set to zero (false) to create a standard repo, or non-zero
* for a bare repo
*/
int bare;
/**
* Set to 1 if errors validating the remote host's certificate
* should be ignored.
*/
int ignore_cert_errors;
/**
* Whether to use a fetch or copy the object database.
*/
git_clone_local_t local;
/**
* The name to be given to the remote that will be
* created. The default is "origin".
*/
const char *remote_name;
/**
* The name of the branch to checkout. NULL means use the
* remote's default branch.
*/
const char* checkout_branch;
/**
* The identity used when updating the reflog. NULL means to
* use the default signature using the config.
*/
git_signature *signature;
} git_clone_options;
#define GIT_CLONE_OPTIONS_VERSION 1
#define GIT_CLONE_OPTIONS_INIT {GIT_CLONE_OPTIONS_VERSION, {GIT_CHECKOUT_OPTIONS_VERSION, GIT_CHECKOUT_SAFE_CREATE}, GIT_REMOTE_CALLBACKS_INIT}
/**
* Initializes a `git_clone_options` with default values. Equivalent to
* creating an instance with GIT_CLONE_OPTIONS_INIT.
*
* @param opts The `git_clone_options` struct to initialize
* @param version Version of struct; pass `GIT_CLONE_OPTIONS_VERSION`
* @return Zero on success; -1 on failure.
*/
GIT_EXTERN(int) git_clone_init_options(
git_clone_options *opts,
unsigned int version);
/**
* Clone a remote repository.
*
* This version handles the simple case. If you'd like to create the
* repository or remote with non-default settings, you can create and
* configure them and then use `git_clone_into()`.
*
* @param out pointer that will receive the resulting repository object
* @param url the remote repository to clone
* @param local_path local directory to clone to
* @param options configuration options for the clone. If NULL, the
* function works as though GIT_OPTIONS_INIT were passed.
* @return 0 on success, any non-zero return value from a callback
* function, or a negative value to indicate an error (use
* `giterr_last` for a detailed error message)
*/
GIT_EXTERN(int) git_clone(
git_repository **out,
const char *url,
const char *local_path,
const git_clone_options *options);
/**
* Clone into a repository
*
* After creating the repository and remote and configuring them for
* paths and callbacks respectively, you can call this function to
* perform the clone operation and optionally checkout files.
*
* @param repo the repository to use
* @param remote the remote repository to clone from
* @param co_opts options to use during checkout
* @param branch the branch to checkout after the clone, pass NULL for the
* remote's default branch
* @param signature The identity used when updating the reflog.
* @return 0 on success, any non-zero return value from a callback
* function, or a negative value to indicate an error (use
* `giterr_last` for a detailed error message)
*/
GIT_EXTERN(int) git_clone_into(
git_repository *repo,
git_remote *remote,
const git_checkout_options *co_opts,
const char *branch,
const git_signature *signature);
/**
* Perform a local clone into a repository
*
* A "local clone" bypasses any git-aware protocols and simply copies
* over the object database from the source repository. It is often
* faster than a git-aware clone, but no verification of the data is
* performed, and can copy over too much data.
*
* @param repo the repository to use
* @param remote the remote repository to clone from
* @param co_opts options to use during checkout
* @param branch the branch to checkout after the clone, pass NULL for the
* remote's default branch
* @param link wether to use hardlinks instead of copying
* objects. This is only possible if both repositories are on the same
* filesystem.
* @param signature the identity used when updating the reflog
* @return 0 on success, any non-zero return value from a callback
* function, or a negative value to indicate an error (use
* `giterr_last` for a detailed error message)
*/
GIT_EXTERN(int) git_clone_local_into(
git_repository *repo,
git_remote *remote,
const git_checkout_options *co_opts,
const char *branch,
int link,
const git_signature *signature);
/** @} */
GIT_END_DECL
#endif
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