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Date: Fri, 4 Dec 92 03:35:42 CST
From: ST2975@SIUCVMB.SIU.EDU
To: hyperc-l@calvin.sfasu.edu
Subject: Re:C quiz
Status: R

I think I got this to work with a minimum of
manipulation.  Don't ask me why I did what I did.

:-)

Andy Werner
st2975@siucvmb.siu.edu

==================== cut here ===========================
#include <std.h>
#define OFF 0
#define ON  1

int trace_sw = OFF;

/*-----------------------------------------------------------------*/
char inkey()
{
#define OA_KEY 0xc061
#define peekb(x)  (char *)(x)
    static  char kb_rec;
    char    *status;

    kb_rec = getkey(YES);
    printf("kb_rec = %x\n", kb_rec);
    printf("OA_KEY = %x\n", OA_KEY);
    status = peekb(OA_KEY);
    printf("-value = %x\n", status);
    if (status >= 0x80)
        {
            kb_rec = kb_rec + 0x80;
            (trace_sw ==ON) ? (trace_sw = OFF) : (trace_sw = ON);
        }
    return(kb_rec);
}   /* inkey */

/*-----------------------------------------------------*/
main()
{
    char tchr;

    printf("Press OA-T to start trace\n");
    tchr = inkey();
    printf("keybrd char = %x\n", tchr);
    printf("trace sw = %d\n", trace_sw);
}   /* main */

/*-------------------------END MAIN.C--------------------------------*/