/**********************************************************************
 * File:        tprintf.h
 * Description: Trace version of printf - portable between UX and NT
 * Author:      Phil Cheatle
 *
 * (C) Copyright 1995, Hewlett-Packard Ltd.
 ** Licensed under the Apache License, Version 2.0 (the "License");
 ** you may not use this file except in compliance with the License.
 ** You may obtain a copy of the License at
 ** http://www.apache.org/licenses/LICENSE-2.0
 ** Unless required by applicable law or agreed to in writing, software
 ** distributed under the License is distributed on an "AS IS" BASIS,
 ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 ** See the License for the specific language governing permissions and
 ** limitations under the License.
 *
 **********************************************************************/

#ifndef TESSERACT_CCUTIL_TPRINTF_H
#define TESSERACT_CCUTIL_TPRINTF_H

#include "params.h"           // for INT_VAR_H
#include <tesseract/export.h> // for TESS_API
#include <cstdarg>
#include <utility>            // for std::forward

namespace tesseract {

// Disable some log messages by setting log_level > 0.
extern TESS_API INT_VAR_H(log_level);

// Get file for debug output.
TESS_API FILE *get_debugfp();

// Main logging function. Trace printf.
inline void tprintf(const char *format, ...) {
  va_list args;
  va_start(args, format);
  vfprintf(get_debugfp(), format, args);
  va_end(args);
}

} // namespace tesseract

#endif // define TESSERACT_CCUTIL_TPRINTF_H