mirror of https://gitee.com/bigwinds/arangodb
69 lines
2.0 KiB
C++
69 lines
2.0 KiB
C++
////////////////////////////////////////////////////////////////////////////////
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/// DISCLAIMER
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///
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/// Copyright 2014-2016 ArangoDB GmbH, Cologne, Germany
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/// Copyright 2004-2014 triAGENS GmbH, Cologne, Germany
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///
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/// Licensed under the Apache License, Version 2.0 (the "License");
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/// you may not use this file except in compliance with the License.
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/// You may obtain a copy of the License at
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///
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/// http://www.apache.org/licenses/LICENSE-2.0
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///
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/// Unless required by applicable law or agreed to in writing, software
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/// distributed under the License is distributed on an "AS IS" BASIS,
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/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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/// See the License for the specific language governing permissions and
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/// limitations under the License.
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///
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/// Copyright holder is ArangoDB GmbH, Cologne, Germany
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///
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/// @author Dr. Frank Celler
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////////////////////////////////////////////////////////////////////////////////
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#include "terminal-utils.h"
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////////////////////////////////////////////////////////////////////////////////
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/// @brief returns the columns width
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////////////////////////////////////////////////////////////////////////////////
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#if !defined(TRI_HAVE_SYS_IOCTL_H) && !defined(TRI_WIN32_CONSOLE)
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int TRI_ColumnsWidth(void) {
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char* e;
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e = getenv("COLUMNS");
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if (e != 0) {
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int c = (int)TRI_Int32String(e);
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if (c == 0 || TRI_errno() != TRI_ERROR_NO_ERROR) {
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return TRI_DEFAULT_COLUMNS;
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}
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return c;
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}
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return TRI_DEFAULT_COLUMNS;
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}
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#endif
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////////////////////////////////////////////////////////////////////////////////
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/// @brief set the visibility of stdin inputs (turn off for password entry etc.)
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////////////////////////////////////////////////////////////////////////////////
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void TRI_SetStdinVisibility(bool visible) {
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#ifdef TRI_HAVE_TERMIOS_H
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struct termios tty;
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tcgetattr(STDIN_FILENO, &tty);
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if (visible) {
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tty.c_lflag |= ECHO;
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} else {
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tty.c_lflag &= ~ECHO;
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}
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(void)tcsetattr(STDIN_FILENO, TCSANOW, &tty);
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#endif
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}
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