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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 CLI_progress_h__
#define CLI_progress_h__
#include <git2.h>
#include "str.h"
/*
* A general purpose set of progress printing functions. An individual
* `cli_progress` object is capable of displaying progress for a single
* function, even if that function displays multiple pieces of progress
* (like `git_clone`). `cli_progress_finish` should be called after
* any function invocation to re-set state.
*/
typedef enum {
CLI_PROGRESS_NONE,
CLI_PROGRESS_RECEIVING,
CLI_PROGRESS_RESOLVING,
CLI_PROGRESS_CHECKING_OUT
} cli_progress_t;
typedef struct {
cli_progress_t action;
/* Actions may time themselves (eg fetch) but are not required to */
double action_start;
double action_finish;
/* Last console update, avoid too frequent updates. */
double last_update;
/* Accumulators for partial output and deferred updates. */
git_str sideband;
git_str onscreen;
git_str deferred;
/* Last update about throughput */
double throughput_update;
double throughput_bytes;
} cli_progress;
#define CLI_PROGRESS_INIT { 0 }
/**
* Prints sideband data from fetch to the console. Suitable for a
* `sideband_progress` callback for `git_fetch_options`.
*
* @param str The sideband string
* @param len The length of the sideband string
* @param payload A pointer to the cli_progress
* @return 0 on success, -1 on failure
*/
extern int cli_progress_fetch_sideband(
const char *str,
int len,
void *payload);
/**
* Prints fetch transfer statistics to the console. Suitable for a
* `transfer_progress` callback for `git_fetch_options`.
*
* @param stats The indexer stats
* @param payload A pointer to the cli_progress
* @return 0 on success, -1 on failure
*/
extern int cli_progress_fetch_transfer(
const git_indexer_progress *stats,
void *payload);
/**
* Prints checkout progress to the console. Suitable for a
* `progress_cb` callback for `git_checkout_options`.
*
* @param path The path being written
* @param completed_steps The completed checkout steps
* @param total_steps The total number of checkout steps
* @param payload A pointer to the cli_progress
*/
extern void cli_progress_checkout(
const char *path,
size_t completed_steps,
size_t total_steps,
void *payload);
/**
* Stop displaying progress quickly; suitable for stopping an application
* quickly. Does not display any lines that were buffered, just gets the
* console back to a sensible place.
*
* @param progress The progress information
* @return 0 on success, -1 on failure
*/
extern int cli_progress_abort(cli_progress *progress);
/**
* Finishes displaying progress; flushes any buffered output.
*
* @param progress The progress information
* @return 0 on success, -1 on failure
*/
extern int cli_progress_finish(cli_progress *progress);
/**
* Disposes the progress information.
*
* @param progress The progress information
*/
extern void cli_progress_dispose(cli_progress *progress);
#endif /* CLI_progress_h__ */
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