/* Checking macros for select functions.

[0] Fix | Delete

Copyright (C) 2011-2018 Free Software Foundation, Inc.

[1] Fix | Delete

This file is part of the GNU C Library.

[2] Fix | Delete

[3] Fix | Delete

The GNU C Library is free software; you can redistribute it and/or

[4] Fix | Delete

modify it under the terms of the GNU Lesser General Public

[5] Fix | Delete

License as published by the Free Software Foundation; either

[6] Fix | Delete

version 2.1 of the License, or (at your option) any later version.

[7] Fix | Delete

[8] Fix | Delete

The GNU C Library is distributed in the hope that it will be useful,

[9] Fix | Delete

but WITHOUT ANY WARRANTY; without even the implied warranty of

[10] Fix | Delete

MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU

[11] Fix | Delete

Lesser General Public License for more details.

[12] Fix | Delete

[13] Fix | Delete

You should have received a copy of the GNU Lesser General Public

[14] Fix | Delete

License along with the GNU C Library; if not, see

[15] Fix | Delete

<http://www.gnu.org/licenses/>. */

[16] Fix | Delete

[17] Fix | Delete

#ifndef _SYS_SELECT_H

[18] Fix | Delete

# error "Never include <bits/select2.h> directly; use <sys/select.h> instead."

[19] Fix | Delete

#endif

[20] Fix | Delete

[21] Fix | Delete

/* Helper functions to issue warnings and errors when needed. */

[22] Fix | Delete

extern long int __fdelt_chk (long int __d);

[23] Fix | Delete

extern long int __fdelt_warn (long int __d)

[24] Fix | Delete

__warnattr ("bit outside of fd_set selected");

[25] Fix | Delete

#undef __FD_ELT

[26] Fix | Delete

#define __FD_ELT(d) \

[27] Fix | Delete

__extension__ \

[28] Fix | Delete

({ long int __d = (d); \

[29] Fix | Delete

(__builtin_constant_p (__d) \

[30] Fix | Delete

? (0 <= __d && __d < __FD_SETSIZE \

[31] Fix | Delete

? (__d / __NFDBITS) \

[32] Fix | Delete

: __fdelt_warn (__d)) \

[33] Fix | Delete

: __fdelt_chk (__d)); })

[34] Fix | Delete

[35] Fix | Delete