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//Í·Îļþ

#include <unistd.h>

#include <fcntl.h>
#include <sys/select.h>
#include <stdlib.h>


void SetTerminal(int nFlag);

int KbHit(void);

//Ô´Îļþ

#include "KbHit.h"


void SetTerminal(int nFlag)
{
if(nFlag)
{
system("stty cbreak -echo");
}
else
{
system("stty cooked echo");
}
}


int KbHit(void)
{
struct timeval tv;
fd_set fdSet;
tv.tv_sec = 0;
tv.tv_usec = 0;
FD_ZERO(&fdSet);
FD_SET(STDIN_FILENO, &fdSet);


select(STDIN_FILENO+1, &fdSet, NULL, NULL, &tv);
return FD_ISSET(STDIN_FILENO, &fdSet);
}

//main

#include "KbHit.h"

int main()

{

SetTerminal(1);

while(!KbHit())

{

}

SetTerminal(0);

return 0;

}