terminal.c

/* This file is part of ASCIIVN.
 *
 * Copyright (C) 2017  Adrian Parvin D. Ouano
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, version 3 of the License.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#include<stdio.h>
#include<unistd.h>

#if defined(WIN32) || defined(_WIN32) || defined(__WIN32) && !defined(__CYGWIN__)
#include<windows.h>
#else
#include<sys/ioctl.h>
#endif

#include "terminal.h"

int
get_terminal_width()
{
#if defined(WIN32) || defined(_WIN32) || defined(__WIN32) && !defined(__CYGWIN__)
    CONSOLE_SCREEN_BUFFER_INFO csbi;
    int columns;

    GetConsoleScreenBufferInfo(GetStdHandle(STD_OUTPUT_HANDLE), &csbi);
    columns = csbi.srWindow.Right - csbi.srWindow.Left;

    return columns;
#else
	struct winsize w;
	ioctl(STDOUT_FILENO, TIOCGWINSZ, &w);

	return w.ws_col;
#endif
}

int
get_terminal_height()
{
#if defined(WIN32) || defined(_WIN32) || defined(__WIN32) && !defined(__CYGWIN__)
    CONSOLE_SCREEN_BUFFER_INFO csbi;
    int rows;

    GetConsoleScreenBufferInfo(GetStdHandle(STD_OUTPUT_HANDLE), &csbi);
    rows = csbi.srWindow.Bottom - csbi.srWindow.Top;

    return rows;
#else
	struct winsize w;
	ioctl(STDOUT_FILENO, TIOCGWINSZ, &w);

	return w.ws_row;
#endif
}