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/*
* Copyright (C) 1996-2000 Michael R. Elkins <me@mutt.org>
*
* 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; either version 2 of the License, or
* (at your option) any later version.
*
* 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#if HAVE_CONFIG_H
# include "config.h"
#endif
#include "mutt.h"
#include "mutt_curses.h"
#include <stdlib.h>
#include <unistd.h>
#include <fcntl.h>
#include <termios.h>
#ifdef HAVE_SYS_IOCTL_H
#include <sys/ioctl.h>
#else
# ifdef HAVE_IOCTL_H
# include <ioctl.h>
# endif
#endif
/* this routine should be called after receiving SIGWINCH */
void mutt_resize_screen (void)
{
char *cp;
int fd;
struct winsize w;
#ifdef HAVE_RESIZETERM
int SLtt_Screen_Rows, SLtt_Screen_Cols;
#endif
SLtt_Screen_Rows = -1;
SLtt_Screen_Cols = -1;
if ((fd = open ("/dev/tty", O_RDONLY)) != -1)
{
if (ioctl (fd, TIOCGWINSZ, &w) != -1)
{
SLtt_Screen_Rows = w.ws_row;
SLtt_Screen_Cols = w.ws_col;
}
close (fd);
}
if (SLtt_Screen_Rows <= 0)
{
if ((cp = getenv ("LINES")) != NULL && mutt_atoi (cp, &SLtt_Screen_Rows) < 0)
SLtt_Screen_Rows = 24;
}
if (SLtt_Screen_Cols <= 0)
{
if ((cp = getenv ("COLUMNS")) != NULL && mutt_atoi (cp, &SLtt_Screen_Cols) < 0)
SLtt_Screen_Cols = 80;
}
#ifdef USE_SLANG_CURSES
delwin (stdscr);
SLsmg_reset_smg ();
SLsmg_init_smg ();
stdscr = newwin (0, 0, 0, 0);
keypad (stdscr, TRUE);
#else
resizeterm (SLtt_Screen_Rows, SLtt_Screen_Cols);
#endif
}