_WCRTLINK int kbhit( void )
{
DWORD n;
HANDLE h;
INPUT_RECORD r;
#ifdef DEFAULT_WINDOWING
if( _WindowsKbhit != 0 ) {
LPWDATA res;
res = _WindowsIsWindowedHandle( (int) STDIN_FILENO );
return( _WindowsKbhit( res ) );
}
#endif
_AccessFileH( STDIN_FILENO );
h = __NTConsoleInput();
for(;;) {
PeekConsoleInput( h, &r, 1, &n );
if( n == 0 ) break;
if( __NTRealKey( &r ) ) break;
// flush out mouse, window, and key up events
ReadConsoleInput( h, &r, 1, &n );
}
// n != 0 if there is a key waiting
_ReleaseFileH( STDIN_FILENO );
return( n != 0 );
}
_WCRTLINK int kbhit( void )
{
KBDKEYINFO info;
if( _RWD_cbyte != 0 )
return( 1 );
#ifdef DEFAULT_WINDOWING
if( _WindowsKbhit != NULL ) { // Default windowing
LPWDATA res;
res = _WindowsIsWindowedHandle( (int) STDIN_FILENO );
return( _WindowsKbhit( res ) );
}
#endif
#if defined(__OS2_286__)
if( _RWD_osmode == DOS_MODE ) {
return( _os_kbhit() );
}
KbdPeek( &info, 0 );
return( ( info.fbStatus & 0xe0 ) != 0 );
#else
KbdPeek( &info, 0 );
return( ( info.fbStatus & 0xe0 ) != 0 );
#endif
}