////////////////////////////////////////////////////////////////////////////////
/// @brief collections of terminal functions
///
/// @file
///
/// DISCLAIMER
///
/// Copyright 2004-2012 triagens GmbH, Cologne, Germany
///
/// 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.
///
/// Copyright holder is triAGENS GmbH, Cologne, Germany
///
/// @author Dr. Frank Celler
/// @author Copyright 2011-2012, triAGENS GmbH, Cologne, Germany
////////////////////////////////////////////////////////////////////////////////

#include "terminal-utils.h"

#include "BasicsC/conversions.h"

// -----------------------------------------------------------------------------
// --SECTION--                                                  public functions
// -----------------------------------------------------------------------------

////////////////////////////////////////////////////////////////////////////////
/// @addtogroup Terminal
/// @{
////////////////////////////////////////////////////////////////////////////////

////////////////////////////////////////////////////////////////////////////////
/// @brief returns the columns width
////////////////////////////////////////////////////////////////////////////////

#if ! defined(HAVE_NCURSES) && ! defined(TRI_WIN32_CONSOLE)

int TRI_ColumnsWidth (void) {
  char* e;
  int c;

  e = getenv("COLUMNS");

  if (e != 0) {
    c = TRI_Int32String(e);

    if (c == 0 || TRI_errno() != TRI_ERROR_NO_ERROR) {
      return TRI_DEFAULT_COLUMNS;
    }

    return c;
  }

  return TRI_DEFAULT_COLUMNS;
}

#else

void AvoidEmptyWarning1 (void) {
}

#endif

////////////////////////////////////////////////////////////////////////////////
/// @}
////////////////////////////////////////////////////////////////////////////////

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