Path: utzoo!attcan!utgpu!jarvis.csri.toronto.edu!mailrus!wuarchive!husc6!genrad!decvax!virgin!bann
From: bann@virgin.UUCP (Roger Bannister)
Newsgroups: comp.unix.questions
Subject: An ioctl question
Message-ID: <2582@virgin.UUCP>
Date: 25 Oct 89 21:18:08 GMT
Reply-To: bann@virgin.UUCP (Roger Bannister)
Distribution: na
Organization: Virgin Software, Ltd., Nashua, NH.
Lines: 62


	I modified this progam that I found in a book so that prints out
   the hex code of each key.  I noticed that the keypad was producing the
   same scan codes as the regular keys.  Is there a way to get the keypad
   to give different scan code like curses.

             Roger

---------------------Program Starts here ----------------------------------

#include <sys/ioctl.h>
#include <sys/termio.h>
#include <sys/types.h>
#include <fcntl.h>
#include <time.h>
#include <stdio.h>

#define CLRSCR printf("\033[2J")

struct termio OLD, NEW;
int Keyfile;

InitKeyboard()
{
        
        Keyfile = open("/dev/tty",O_RDONLY);
        if (Keyfile < 0)
    		{
		printf("Unable to open /dev/tty\n");
		exit(1);
		}
	ioctl(Keyfile, TCGETA, &OLD);
}

SetRead()
{
        NEW.c_lflag &= ~ICANON; 
        NEW.c_lflag &= ~ECHO; 
        NEW.c_cc[VMIN] = 1;
        NEW.c_cc[VTIME] = 0;
	ioctl(Keyfile, TCSETA, &NEW);
}

/******************* Start of Main Program ********************/
main()
{
	int Bytes;
	int Buffer[2];

	/*run_expire(); */

	InitKeyboard();
	do
		{
	        SetRead();
		Bytes = read( Keyfile, Buffer, 1 );
	        ioctl(Keyfile, TCSETA, &OLD);
		printf( "Read char %x\n", (short) Buffer[0] );
		}
	while ( Buffer[0] != 'Z' );

}