mirror of https://gitee.com/bigwinds/arangodb
76 lines
2.4 KiB
C
76 lines
2.4 KiB
C
////////////////////////////////////////////////////////////////////////////////
|
|
/// @brief terimnal utilities using ncurses
|
|
///
|
|
/// @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 Esteban Lombeyda
|
|
/// @author Copyright 2011-2012, triAGENS GmbH, Cologne, Germany
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
#include "BasicsC/terminal-utils.h"
|
|
|
|
#ifdef HAVE_NCURSES
|
|
|
|
#include <term.h>
|
|
#include <curses.h>
|
|
|
|
// -----------------------------------------------------------------------------
|
|
// --SECTION-- public functions
|
|
// -----------------------------------------------------------------------------
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
/// @addtogroup Terminal
|
|
/// @{
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
/// @brief returns the columns width
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
int TRI_ColumnsWidth () {
|
|
union { char * a; char const * b; } c;
|
|
|
|
int ret;
|
|
|
|
// initializing terminfo
|
|
ret = setupterm(NULL, fileno(stdin), NULL);
|
|
|
|
if (ret != 0) {
|
|
return TRI_DEFAULT_COLUMNS;
|
|
}
|
|
|
|
// and extract the columns
|
|
c.b = "cols";
|
|
ret = tigetnum(c.a);
|
|
|
|
return ret == -1 ? TRI_DEFAULT_COLUMNS : ret;
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
/// @}
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
#endif
|
|
|
|
// Local Variables:
|
|
// mode: outline-minor
|
|
// outline-regexp: "^\\(/// @brief\\|/// {@inheritDoc}\\|/// @addtogroup\\|// --SECTION--\\|/// @\\}\\)"
|
|
// End:
|