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The __fdelt_chk declaration needs to be available so that libc_hidden_proto can be used while not redefining __FD_ELT. Thus, misc/bits/select-decl.h is created to hold the corresponding prototypes. Reviewed-by: Siddhesh Poyarekar <siddhesh@sourceware.org>
32 lines
1.0 KiB
C
32 lines
1.0 KiB
C
/* Copyright (C) 2011-2023 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#include <stdio.h>
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#include <sys/select.h>
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long int
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__fdelt_chk (long int d)
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{
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if (d < 0 || d >= FD_SETSIZE)
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__fortify_fail ("bit out of range 0 - FD_SETSIZE on fd_set");
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return d / __NFDBITS;
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}
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strong_alias (__fdelt_chk, __fdelt_warn)
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libc_hidden_def (__fdelt_chk)
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