Function xo_simple_field

tools/libxo/libxo/libxo.c:3808–3820

* Convenience function that either append a fixed value (if one is * given) or formats a field using a format string. If it's * encode_only, then we can't skip formatting the field, since it may * be pulling arguments off the stack. */

 * be pulling arguments off the stack.
 */
static inline void
xo_simple_field (xo_handle_t *xop, unsigned encode_only,
		      const char *value, ssize_t vlen,
		      const char *fmt, ssize_t flen, xo_xff_flags_t flags)
{
    if (encode_only)
	flags |= XFF_NO_OUTPUT;

    if (vlen == 0)
	xo_do_format_field(xop, NULL, fmt, flen, flags);
    else if (!encode_only)
	xo_data_append_content(xop, value, vlen, flags);
}

/*
 * Html mode: append a <div> to the output buffer contain a field