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2fd63590ae
We removed the nonnull attributes from our headers long ago, but still __printflike() includes it implicitly. This will cause the NULL check to be optimized away in higher -O levels and it will also trigger a -Wnonnull-compare warning. Avoid warning with it in vwarnx(). Obtained from: DragonfLyBSD (git 6329e2f68af73662a1960240675e796ab586bcb1)
70 lines
3.0 KiB
C
70 lines
3.0 KiB
C
/*-
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* SPDX-License-Identifier: BSD-3-Clause
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*
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* Copyright (c) 1993
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* The Regents of the University of California. All rights reserved.
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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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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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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* @(#)err.h 8.1 (Berkeley) 6/2/93
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* $FreeBSD$
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*/
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#ifndef _ERR_H_
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#define _ERR_H_
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/*
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* Don't use va_list in the err/warn prototypes. Va_list is typedef'd in two
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* places (<machine/varargs.h> and <machine/stdarg.h>), so if we include one
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* of them here we may collide with the utility's includes. It's unreasonable
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* for utilities to have to include one of them to include err.h, so we get
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* __va_list from <sys/_types.h> and use it.
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*/
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#include <sys/cdefs.h>
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#include <sys/_types.h>
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__NULLABILITY_PRAGMA_PUSH
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__BEGIN_DECLS
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void err(int, const char *, ...) __dead2 __printf0like(2, 3);
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void verr(int, const char *, __va_list) __dead2 __printf0like(2, 0);
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void errc(int, int, const char *, ...) __dead2 __printf0like(3, 4);
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void verrc(int, int, const char *, __va_list) __dead2
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__printf0like(3, 0);
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void errx(int, const char *, ...) __dead2 __printf0like(2, 3);
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void verrx(int, const char *, __va_list) __dead2 __printf0like(2, 0);
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void warn(const char *, ...) __printf0like(1, 2);
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void vwarn(const char *, __va_list) __printf0like(1, 0);
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void warnc(int, const char *, ...) __printf0like(2, 3);
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void vwarnc(int, const char *, __va_list) __printf0like(2, 0);
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void warnx(const char *, ...) __printflike(1, 2);
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void vwarnx(const char *, __va_list) __printf0like(1, 0);
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void err_set_file(void *);
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void err_set_exit(void (* _Nullable)(int));
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__END_DECLS
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__NULLABILITY_PRAGMA_POP
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#endif /* !_ERR_H_ */
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