These headers are required in order to build the bootstrap tools on macOS and Linux. A follow-up commit will add implementations of functions that don't exist on those operating systems to -legacy when bootstrapping. Reviewed By: brooks Differential Revision: https://reviews.freebsd.org/D14316
115 lines
3.3 KiB
C
115 lines
3.3 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause
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*
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* Copyright 2018-2020 Alex Richardson <arichardson@FreeBSD.org>
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*
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* This software was developed by SRI International and the University of
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* Cambridge Computer Laboratory (Department of Computer Science and
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* Technology) under DARPA contract HR0011-18-C-0016 ("ECATS"), as part of the
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* DARPA SSITH research programme.
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*
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* This software was developed by SRI International and the University of
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* Cambridge Computer Laboratory under DARPA/AFRL contract (FA8750-10-C-0237)
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* ("CTSRD"), as part of the DARPA CRASH research programme.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#if __has_include_next(<limits.h>)
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#include_next <limits.h>
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#endif
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#ifdef __STRICT_ANSI__
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#warning __STRICT_ANSI__ defined
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#endif
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#if __has_include(<linux/limits.h>)
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#include <linux/limits.h>
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#endif
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#if !defined(__STDC_VERSION__) || __STDC_VERSION__ < 199901L
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#if !defined(_GNU_SOURCE)
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#warning "Attempting to use limits.h with -std=c89/without _GNU_SOURCE, many macros will be missing"
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#endif
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#else /* Not C89 */
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/* Not C89 -> check that all macros that we expect are defined */
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#ifndef IOV_MAX
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#error IOV_MAX should be defined
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#endif
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#endif /* C89 */
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#ifndef MAXBSIZE
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#define MAXBSIZE 65536 /* must be power of 2 */
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#endif
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#ifndef OFF_MAX
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#define OFF_MAX UINT64_MAX
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#endif
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#ifndef QUAD_MAX
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#define QUAD_MAX INT64_MAX
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#endif
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#ifndef GID_MAX
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#define GID_MAX ((gid_t)-1)
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#endif
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#ifndef UID_MAX
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#define UID_MAX ((uid_t)-1)
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#endif
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#ifdef __GLIBC__
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#ifndef _LIBC_LIMITS_H_
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#error "DIDN't include correct limits?"
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#endif
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#ifndef __USE_XOPEN
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#warning __USE_XOPEN should be defined (did you forget to set _GNU_SOURCE?)
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#endif
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#include <sys/types.h>
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#include <sys/uio.h> /* For IOV_MAX */
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/* Sanity checks for glibc */
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#ifndef _GNU_SOURCE
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#error _GNU_SOURCE not defined
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#endif
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#ifndef __USE_POSIX
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#warning __USE_POSIX not defined
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#endif
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#if defined __GNUC__ && !defined _GCC_LIMITS_H_
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#error "GCC limits not included"
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#endif
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#ifndef __OFF_T_MATCHES_OFF64_T
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#error "Expected 64-bit off_t"
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#endif
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#ifndef _POSIX_PATH_MAX
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#define _POSIX_PATH_MAX PATH_MAX
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#endif
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#endif
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