1: #ifndef lint
   2: static char sccsid[] = "@(#)tc.c	4.2 8/11/83";
   3: #endif
   4: 
   5:  /* tc.c: find character not in table to delimit fields */
   6: # include "t..c"
   7: choochar()
   8: {
   9: /* choose funny characters to delimit fields */
  10: int had[128], ilin,icol, k;
  11: char *s;
  12: for(icol=0; icol<128; icol++)
  13:     had[icol]=0;
  14: F1 = F2 = 0;
  15: for(ilin=0;ilin<nlin;ilin++)
  16:     {
  17:     if (instead[ilin]) continue;
  18:     if (fullbot[ilin]) continue;
  19:     for(icol=0; icol<ncol; icol++)
  20:         {
  21:         k = ctype(ilin, icol);
  22:         if (k==0 || k == '-' || k == '=')
  23:             continue;
  24:         s = table[ilin][icol].col;
  25:         if (point(s))
  26:         while (*s)
  27:             had[*s++]=1;
  28:         s=table[ilin][icol].rcol;
  29:         if (point(s))
  30:         while (*s)
  31:             had[*s++]=1;
  32:         }
  33:     }
  34: /* choose first funny character */
  35: for(
  36:     s="\002\003\005\006\007!%&#/?,:;<=>@`^~_{}+-*ABCDEFGHIJKMNOPQRSTUVWXYZabcdefgjkoqrstwxyz";
  37:         *s; s++)
  38:     {
  39:     if (had[*s]==0)
  40:         {
  41:         F1= *s;
  42:         had[F1]=1;
  43:         break;
  44:         }
  45:     }
  46: /* choose second funny character */
  47: for(
  48:     s="\002\003\005\006\007:_~^`@;,<=>#%&!/?{}+-*ABCDEFGHIJKMNOPQRSTUVWXZabcdefgjkoqrstuwxyz";
  49:         *s; s++)
  50:     {
  51:     if (had[*s]==0)
  52:         {
  53:         F2= *s;
  54:         break;
  55:         }
  56:     }
  57: if (F1==0 || F2==0)
  58:     error("couldn't find characters to use for delimiters");
  59: return;
  60: }
  61: point(s)
  62: {
  63: return(s>= 128 || s<0);
  64: }

Defined functions

choochar defined in line 7; used 1 times

Defined variables

sccsid defined in line 2; never used
Last modified: 1987-02-17
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