2.9BSD - /usr/src/cmd/neqn/size.c

   1: # include "e.h"
   2: 
   3: setsize(p)  /* set size as found in p */
   4: char *p;
   5: {
   6:     if (*p == '+')
   7:         ps += atoi(p+1);
   8:     else if (*p == '-')
   9:         ps -= atoi(p+1);
  10:     else
  11:         ps = atoi(p);
  12:     if(dbg)printf(".\tsetsize %s; ps = %d\n", p, ps);
  13: }
  14: 
  15: size(p1, p2) int p1, p2; {
  16:         /* old size in p1, new in ps */
  17:     int effps, effp1;
  18: 
  19:     yyval = p2;
  20:     if(dbg)printf(".\tb:sb: S%d <- \\s%d S%d \\s%d; b=%d, h=%d\n",
  21:         yyval, ps, p2, p1, ebase[yyval], eht[yyval]);
  22:     effps = EFFPS(ps);
  23:     effp1 = EFFPS(p1);
  24:     printf(".ds %d \\s%d\\*(%d\\s%d\n",
  25:         yyval, effps, p2, effp1);
  26:     ps = p1;
  27: }
  28: 
  29: globsize() {
  30:     char temp[20];
  31: 
  32:     getstr(temp, 20);
  33:     if (temp[0] == '+')
  34:         gsize += atoi(temp+1);
  35:     else if (temp[0] == '-')
  36:         gsize -= atoi(temp+1);
  37:     else
  38:         gsize = atoi(temp);
  39:     yyval = eqnreg = 0;
  40:     setps(gsize);
  41:     ps = gsize;
  42:     if (gsize >= 12)    /* sub and sup size change */
  43:         deltaps = gsize / 4;
  44:     else
  45:         deltaps = gsize / 3;
  46: }

Defined functions