mirror of
https://git.code.sf.net/p/quake/quakeforge
synced 2024-11-22 20:41:20 +00:00
141 lines
2.3 KiB
C
141 lines
2.3 KiB
C
/*
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in_fbdev.c
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fix this!
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Copyright (C) 1996-1997 Id Software, Inc.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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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.
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See the GNU General Public License for more details.
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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:
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Free Software Foundation, Inc.
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59 Temple Place - Suite 330
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Boston, MA 02111-1307, USA
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#ifdef HAVE_UNISTD_H
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# include <unistd.h>
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#endif
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#include <fcntl.h>
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#include <termios.h>
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#include <sys/ioctl.h>
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#include "QF/cvar.h"
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#include "QF/input.h"
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#include "QF/keys.h"
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static int
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fd_blocking (int fd, int on)
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{
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int x;
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#if defined(_POSIX_SOURCE) || !defined(FIONBIO)
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# if !defined(O_NONBLOCK)
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# if defined(O_NDELAY)
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# define O_NONBLOCK O_NDELAY
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# endif
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# endif
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if ((x = fcntl(fd, F_GETFL, 0)) == -1)
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return -1;
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if (on)
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x &= ~O_NONBLOCK;
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else
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x |= O_NONBLOCK;
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return fcntl(fd, F_SETFL, x);
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#else
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x = !on;
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return ioctl(fd, FIONBIO, &x);
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#endif
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}
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static struct termios old_tty, new_tty;
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static int tty_fd = 0;
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void
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IN_LL_Init (void)
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{
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fd_blocking(0, 0);
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tcgetattr(tty_fd, &old_tty);
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new_tty = old_tty;
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new_tty.c_cc[VMIN] = 1;
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new_tty.c_cc[VTIME] = 0;
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new_tty.c_lflag &= ~ICANON;
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new_tty.c_iflag &= ~IXON;
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tcsetattr(tty_fd, TCSADRAIN, &new_tty);
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}
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void
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IN_LL_Init_Cvars (void)
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{
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}
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void
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IN_LL_Shutdown (void)
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{
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}
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void
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IN_LL_ProcessEvents (void)
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{
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int k, down;
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char buf[4];
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if (read(0, buf, 1) == 1) {
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k = buf[0];
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switch (k) {
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case '\r':
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case '\n':
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k = QFK_RETURN;
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break;
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case '\033':
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if (read(0, buf, 2) != 2)
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break;
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switch (buf[1]) {
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case 'A':
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k = QFK_UP;
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break;
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case 'B':
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k = QFK_DOWN;
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break;
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case 'C':
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k = QFK_RIGHT;
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break;
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case 'D':
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k = QFK_LEFT;
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break;
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}
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break;
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}
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down = 1;
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Key_Event(k, buf[0], down);
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Key_Event(k, buf[0], !down);
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}
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}
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void
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IN_LL_Grab_Input (int grab)
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{
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}
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void
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IN_LL_ClearStates (void)
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{
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}
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