Moving the X11-specific code from "freeglut_input_devices.c" into its own file (thank you, Evan Felix)

git-svn-id: https://svn.code.sf.net/p/freeglut/code/trunk@1043 7f0cb862-5218-0410-a997-914c9d46530a
This commit is contained in:
fayjf 2012-02-04 14:14:04 +00:00
parent 8ec894e4a2
commit 65a86cf9b7
2 changed files with 132 additions and 90 deletions

View File

@ -35,24 +35,6 @@
#include <GL/freeglut.h> #include <GL/freeglut.h>
#include "freeglut_internal.h" #include "freeglut_internal.h"
#if TARGET_HOST_POSIX_X11
#ifdef HAVE_ERRNO_H
#include <errno.h>
#endif
#include <sys/ioctl.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <termios.h>
#include <fcntl.h>
struct {
int fd;
struct termios termio, termio_save;
} _serialport;
#endif
typedef struct _serialport SERIALPORT; typedef struct _serialport SERIALPORT;
@ -127,12 +109,6 @@ int fgInputDeviceDetect( void )
/* /*
* Try initializing the input device(s) * Try initializing the input device(s)
*/ */
#if TARGET_HOST_POSIX_X11
void fgPlatformRegisterDialDevice ( const char *dial_device )
{
}
#endif
void fgInitialiseInputDevices ( void ) void fgInitialiseInputDevices ( void )
{ {
if( !fgState.InputDevsInitialised ) if( !fgState.InputDevsInitialised )
@ -235,69 +211,3 @@ static void poll_dials ( int id )
glutTimerFunc ( 2, poll_dials, 0 ); glutTimerFunc ( 2, poll_dials, 0 );
} }
/******** OS Specific Serial I/O routines *******/
#if TARGET_HOST_POSIX_X11 /* ==> Linux/BSD/UNIX POSIX serial I/O */
static SERIALPORT *serial_open ( const char *device )
{
int fd;
struct termios termio;
SERIALPORT *port;
fd = open(device, O_RDWR | O_NONBLOCK );
if (fd <0) {
perror(device);
return NULL;
}
port = malloc(sizeof(SERIALPORT));
memset(port, 0, sizeof(SERIALPORT));
port->fd = fd;
/* save current port settings */
tcgetattr(fd,&port->termio_save);
memset(&termio, 0, sizeof(termio));
termio.c_cflag = CS8 | CREAD | HUPCL ;
termio.c_iflag = IGNPAR | IGNBRK ;
termio.c_cc[VTIME] = 0; /* inter-character timer */
termio.c_cc[VMIN] = 1; /* block read until 1 chars received, when blocking I/O */
cfsetispeed(&termio, B9600);
cfsetospeed(&termio, B9600);
tcsetattr(fd,TCSANOW,&termio);
serial_flush(port);
return port;
}
static void serial_close(SERIALPORT *port)
{
if (port)
{
/* restore old port settings */
tcsetattr(port->fd,TCSANOW,&port->termio_save);
close(port->fd);
free(port);
}
}
static int serial_getchar(SERIALPORT *port)
{
unsigned char ch;
if (!port) return EOF;
if (read(port->fd,&ch,1)) return ch;
return EOF;
}
static int serial_putchar(SERIALPORT *port, unsigned char ch){
if (!port) return 0;
return write(port->fd,&ch,1);
}
static void serial_flush ( SERIALPORT *port )
{
tcflush ( port->fd, TCIOFLUSH );
}
#endif

View File

@ -0,0 +1,132 @@
/*
* freeglut_input_devices_x11.c
*
* Handles miscellaneous input devices via direct serial-port access.
* Proper X11 XInput device support is not yet supported.
* Also lacks Mac support.
*
* Written by Joe Krahn <krahn@niehs.nih.gov> 2005
*
* Copyright (c) 2005 Stephen J. Baker. All Rights Reserved.
* Copied for Platform code by Evan Felix <karcaw at gmail.com>
* Creation date: Thur Feb 2 2012
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* PAWEL W. OLSZTA OR STEPHEN J. BAKER BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <GL/freeglut.h>
#include "freeglut_internal.h"
#ifdef HAVE_ERRNO_H
#include <errno.h>
#endif
#include <sys/ioctl.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <termios.h>
#include <fcntl.h>
struct _serialport {
int fd;
struct termios termio, termio_save;
};
typedef struct _serialport SERIALPORT;
void serial_flush ( SERIALPORT *port );
/* local variables */
static SERIALPORT *dialbox_port=NULL;
/*****************************************************************/
/*
* Try initializing the input device(s)
*/
void fgPlatformRegisterDialDevice ( const char *dial_device )
{
}
SERIALPORT *serial_open ( const char *device )
{
int fd;
struct termios termio;
SERIALPORT *port;
fd = open(device, O_RDWR | O_NONBLOCK );
if (fd <0) {
perror(device);
return NULL;
}
port = malloc(sizeof(SERIALPORT));
memset(port, 0, sizeof(SERIALPORT));
port->fd = fd;
/* save current port settings */
tcgetattr(fd,&port->termio_save);
memset(&termio, 0, sizeof(termio));
termio.c_cflag = CS8 | CREAD | HUPCL ;
termio.c_iflag = IGNPAR | IGNBRK ;
termio.c_cc[VTIME] = 0; /* inter-character timer */
termio.c_cc[VMIN] = 1; /* block read until 1 chars received, when blocking I/O */
cfsetispeed(&termio, B9600);
cfsetospeed(&termio, B9600);
tcsetattr(fd,TCSANOW,&termio);
serial_flush(port);
return port;
}
void serial_close(SERIALPORT *port)
{
if (port)
{
/* restore old port settings */
tcsetattr(port->fd,TCSANOW,&port->termio_save);
close(port->fd);
free(port);
}
}
int serial_getchar(SERIALPORT *port)
{
unsigned char ch;
if (!port) return EOF;
if (read(port->fd,&ch,1)) return ch;
return EOF;
}
int serial_putchar(SERIALPORT *port, unsigned char ch)
{
if (!port) return 0;
return write(port->fd,&ch,1);
}
void serial_flush ( SERIALPORT *port )
{
tcflush ( port->fd, TCIOFLUSH );
}