Function ppdEmitFd

cups/ppd-emit.c:291–352

 */

int					/* O - 0 on success, -1 on failure */
ppdEmitFd(ppd_file_t    *ppd,		/* I - PPD file record */
          int           fd,		/* I - File to write to */
          ppd_section_t section)	/* I - Section to write */
{
  char		*buffer,		/* Option code */
		*bufptr;		/* Pointer into code */
  size_t	buflength;		/* Length of option code */
  ssize_t	bytes;			/* Bytes written */
  int		status;			/* Return status */


 /*
  * Range check input...
  */

  if (!ppd || fd < 0)
    return (-1);

 /*
  * Get the string...
  */

  buffer = ppdEmitString(ppd, section, 0.0);

 /*
  * Write it as needed and return...
  */

  if (buffer)
  {
    buflength = strlen(buffer);
    bufptr    = buffer;
    bytes     = 0;

    while (buflength > 0)
    {
#ifdef _WIN32
      if ((bytes = (ssize_t)write(fd, bufptr, (unsigned)buflength)) < 0)
#else
      if ((bytes = write(fd, bufptr, buflength)) < 0)
#endif /* _WIN32 */
      {
        if (errno == EAGAIN || errno == EINTR)
	  continue;

	break;
      }

      buflength -= (size_t)bytes;
      bufptr    += bytes;
    }

    status = bytes < 0 ? -1 : 0;

    free(buffer);
  }
  else