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* 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_trace_h__

#define INCLUDE_git_trace_h__

#include "common.h"

#include "types.h"

/**

* @file git2/trace.h

* @brief Git tracing configuration routines

* @defgroup git_trace Git tracing configuration routines

* @ingroup Git

* @{

GIT_BEGIN_DECL

/**

* Available tracing levels. When tracing is set to a particular level,

* callers will be provided tracing at the given level and all lower levels.

typedef enum {

/** No tracing will be performed. */

GIT_TRACE_NONE = 0,

/** Severe errors that may impact the program's execution */

GIT_TRACE_FATAL = 1,

/** Errors that do not impact the program's execution */

GIT_TRACE_ERROR = 2,

/** Warnings that suggest abnormal data */

GIT_TRACE_WARN = 3,

/** Informational messages about program execution */

GIT_TRACE_INFO = 4,

/** Detailed data that allows for debugging */

GIT_TRACE_DEBUG = 5,

/** Exceptionally detailed debugging data */

GIT_TRACE_TRACE = 6

} git_trace_level_t;

/**

* An instance for a tracing function

typedef void (*git_trace_callback)(git_trace_level_t level, const char *msg);

/**

* Sets the system tracing configuration to the specified level with the

* specified callback. When system events occur at a level equal to, or

* lower than, the given level they will be reported to the given callback.

* @param level Level to set tracing to

* @param cb Function to call with trace data

* @return 0 or an error code

GIT_EXTERN(int) git_trace_set(git_trace_level_t level, git_trace_callback cb);

/** @} */

GIT_END_DECL

#endif

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