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1 #include "e.h"3 void eqnbox(int p1, int p2, int lu)4 {5 double b, h;6 char *sh;7 /* extern char *IRspace; */ /* not used */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 }