2.11BSD#431 - /usr/src/usr.bin/eqn/eqnbox.c

   1: #ifndef lint
   2: static char sccsid[] = "@(#)eqnbox.c	4.2 8/11/83";
   3: #endif
   4: 
   5: # include "e.h"
   6: 
   7: eqnbox(p1, p2, lu) {
   8:     int b, h;
   9:     char *sh;
  10: 
  11:     yyval = p1;
  12:     b = max(ebase[p1], ebase[p2]);
  13:     eht[yyval] = h = b + max(eht[p1]-ebase[p1],
  14:         eht[p2]-ebase[p2]);
  15:     ebase[yyval] = b;
  16:     if(dbg)printf(".\te:eb: S%d <- S%d S%d; b=%d, h=%d\n",
  17:         yyval, p1, p2, b, h);
  18:     if (rfont[p1] == ITAL && lfont[p2] == ROM)
  19:         sh = "\\|";
  20:     else
  21:         sh = "";
  22:     if (lu) {
  23:         printf(".nr %d \\w'\\s%d\\*(%d%s'\n", p1, ps, p1, sh);
  24:         printf(".ds %d \\h'|\\n(97u-\\n(%du'\\*(%d\n", p1, p1, p1);
  25:     }
  26:     printf(".as %d \"%s\\*(%d\n", yyval, sh, p2);
  27:     rfont[p1] = rfont[p2];
  28:     ofree(p2);
  29: }

Defined functions

Defined variables