Function FieldWord

intrpret.cpp:67–108

// text with newlines inserted just before the end of screen is reached.

void FieldWord(CONST char *sz)
{
  static char line[cchSzMax];
  static int cursor = 0;
  int ich = 0, i, j;
  char ch;

  // Display buffer if function called with a null string.

  if (sz == NULL)
    sz = "\n";
  else if (cursor > 0)
    line[cursor++] = ' ';
  loop {
    ch = sz[ich];
    if (ch == chNull)
      break;
    if (ch == '\n') {
      line[cursor] = 0;
      PrintSz(line); PrintL();
      cursor = 0;
      ich++;
      continue;
    }
    line[cursor] = ch;

    // When buffer overflows 'n' columns, display one line and start over.

    if (cursor >= us.nScreenWidth-1) {
      for (i = us.nScreenWidth-1; i > 2 && line[i] != ' '; i--)
        ;
      if (i <= 2)
        i = us.nScreenWidth-1;
      line[i] = 0;
      PrintSz(line); PrintL();
      line[0] = line[1] = ' ';
      for (j = 2; (line[j] = line[j+i-1]) != 0; j++)
        ;
      cursor -= (i-1);
    }
    ich++, cursor++;
  }
}