Function copy_prolog

filter/pstops.c:1678–1722

 */

static ssize_t				/* O - Length of next line */
copy_prolog(cups_file_t  *fp,		/* I - File to read from */
            pstops_doc_t *doc,		/* I - Document info */
            ppd_file_t   *ppd,		/* I - PPD file */
	    char         *line,		/* I - Line buffer */
	    ssize_t      linelen,	/* I - Length of initial line */
	    size_t       linesize)	/* I - Size of line buffer */
{
  while (strncmp(line, "%%BeginProlog", 13))
  {
    if (!strncmp(line, "%%BeginSetup", 12) || !strncmp(line, "%%Page:", 7))
      break;

    doc_write(doc, line, (size_t)linelen);

    if ((linelen = (ssize_t)cupsFileGetLine(fp, line, linesize)) == 0)
      break;
  }

  doc_puts(doc, "%%BeginProlog\n");

  do_prolog(doc, ppd);

  if (!strncmp(line, "%%BeginProlog", 13))
  {
    while ((linelen = (ssize_t)cupsFileGetLine(fp, line, linesize)) > 0)
    {
      if (!strncmp(line, "%%EndProlog", 11) ||
          !strncmp(line, "%%BeginSetup", 12) ||
          !strncmp(line, "%%Page:", 7))
        break;

      doc_write(doc, line, (size_t)linelen);
    }

    if (!strncmp(line, "%%EndProlog", 11))
      linelen = (ssize_t)cupsFileGetLine(fp, line, linesize);
    else
      fputs("DEBUG: The %%EndProlog comment is missing.\n", stderr);
  }

  doc_puts(doc, "%%EndProlog\n");

  return (linelen);
}


/*