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Add a new machine independent varargs.h and use it as a central place

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to announce the demise of varargs support in GCC versions 3.3+ and to
direct users to stdarg.h instead.

Fall back to machine/varargs.h for older GCC versions.
This commit is contained in:
Alexander Kabaev 2003-09-01 03:28:25 +00:00
parent f07a6d989f
commit fefa0fd51d
2 changed files with 46 additions and 3 deletions
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6
include/Makefile
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@ -16,10 +16,10 @@ INCS= a.out.h ar.h assert.h bitstring.h complex.h cpio.h ctype.h db.h \
resolv.h rune.h runetype.h search.h setjmp.h sgtty.h signal.h stab.h \
stdbool.h stddef.h stdio.h stdlib.h strhash.h string.h stringlist.h \
strings.h sysexits.h tar.h time.h timeconv.h timers.h ttyent.h \
ulimit.h unistd.h utime.h utmp.h uuid.h vis.h wchar.h wctype.h \
wordexp.h
ulimit.h unistd.h utime.h utmp.h uuid.h varargs.h vis.h wchar.h \
wctype.h wordexp.h
MHDRS= float.h floatingpoint.h stdarg.h varargs.h
MHDRS= float.h floatingpoint.h stdarg.h
# posix4/mqueue.h is useless without an implementation and isn't installed:
PHDRS= sched.h semaphore.h _semaphore.h # mqueue.h

43
include/varargs.h Normal file
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@ -0,0 +1,43 @@
/*-
* Copyright (c) 2003 Alexander Kabaev
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef _VARARGS_H_
#define _VARARGS_H_
#if defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ > 2 || __GNUC__ >= 4)
#error "<varargs.h> is obsolete with this version of GCC."
#error "Change your code to use <stdarg.h> instead."
#else /* ! __GNUC__ post GCC 3.3 */
#include <machine/varargs.h>
#endif /* __GNUC__ post GCC 3.3 */
#endif /* !_VARARGS_H_ */