1 /* eqnbox.c 4.1 83/02/11 */ 2 3 # include "e.h" 4 5 eqnbox(p1, p2, lu) { 6 int b, h; 7 char *sh; 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 if(dbg)printf(".\te:eb: S%d <- S%d S%d; b=%d, h=%d\n", 15 yyval, p1, p2, b, h); 16 if (rfont[p1] == ITAL && lfont[p2] == ROM) 17 sh = "\\|"; 18 else 19 sh = ""; 20 if (lu) { 21 printf(".nr %d \\w'\\s%d\\*(%d%s'\n", p1, ps, p1, sh); 22 printf(".ds %d \\h'|\\n(97u-\\n(%du'\\*(%d\n", p1, p1, p1); 23 } 24 printf(".as %d \"%s\\*(%d\n", yyval, sh, p2); 25 rfont[p1] = rfont[p2]; 26 ofree(p2); 27 } 28