1 #include "e.h"
2 
3 void eqnbox(int p1, int p2, int lu)
4 {
5 	double b, h;
6 	char *sh;
7 	/* extern char *IRspace; */ /* not used */
8 
9 	yyval = p1;
10 	b = max(ebase[p1], ebase[p2]);
11 	eht[yyval] = h = b + max(eht[p1]-ebase[p1], 
12 		eht[p2]-ebase[p2]);
13 	ebase[yyval] = b;
14 	dprintf(".\tS%d <- %d %d; b=%g, h=%g\n", yyval, p1, p2, b, h);
15 	sh = pad(class[rclass[p1]][lclass[p2]]);
16 	if (lu) {
17 		printf(".nr %d \\w'\\*(%d%s'\n", p1, p1, sh);
18 		printf(".ds %d \\h'|\\n(09u-\\n(%du'\\*(%d\n", p1, p1, p1);
19 	}
20 	printf(".as %d \"%s\\*(%d\n", yyval, sh, p2);
21 	rfont[p1] = rfont[p2];
22 	rclass[p1] = rclass[p2];
23 	sfree(p2);
24 }