#include "lx.h"

#include "internal.h"

void *lx__chainable(LX_CONN *xc, CHAINER *ch)
{
 if (xc->chain != ch)
  { if (xc->chain) (*xc->chain->done)(xc,xc->chainpriv);
    xc->chain = ch;
    xc->chainpriv = (*ch->start)(xc);
  }
 return(xc->chainpriv);
}

void lx__nochain(LX_CONN *xc)
{
 if (xc->chain)
  { (*xc->chain->done)(xc,xc->chainpriv);
    xc->chain = 0;
    xc->chainpriv = 0;
  }
}