#include "defs.h"


/* exchange the chips in sockets s1 and s2 */

swap(s1, s2) 
	SKT s1, s2;
{
	REG CHP c1, c2;

	c1 = s1->sktchp;
	c2 = s2->sktchp;
	if (c1) unplac(s1, c1);
	if (c2) unplac(s2, c2);
	if (c1) doplace(s2, c1, SOFT);
	if (c2) doplace(s1, c2, SOFT);
	if (c1) minroute(c1);
	if (c2) minroute(c2);
}