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54 lines
1.5 KiB
C
54 lines
1.5 KiB
C
/* vi: set sw=4 ts=4: */
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/*
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* Determine the width and height of the terminal.
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*
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* Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <stdio.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include <unistd.h>
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#include <termios.h>
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#include <sys/ioctl.h>
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#include "busybox.h"
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/* It is perfectly ok to pass in a NULL for either width or for
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* height, in which case that value will not be set. */
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int get_terminal_width_height(int fd, int *width, int *height)
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{
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struct winsize win = { 0, 0, 0, 0 };
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int ret = ioctl(fd, TIOCGWINSZ, &win);
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if (win.ws_row <= 1) win.ws_row = 24;
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if (win.ws_col <= 1) win.ws_col = 80;
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if (height) *height = (int) win.ws_row;
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if (width) *width = (int) win.ws_col;
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return ret;
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}
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/* END CODE */
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/*
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Local Variables:
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c-file-style: "linux"
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c-basic-offset: 4
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tab-width: 4
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End:
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*/
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