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e506fdf557
Fixed longstanding namespace convolution involving rune_t vs wchar_t... This change breaks similar (but more convoluted) convolutions in the stddef.h in gcc distributions. Ports of gcc should avoid using the gcc headers.
94 lines
4.2 KiB
C
94 lines
4.2 KiB
C
/*-
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* Copyright (c) 1990, 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. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. 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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* @(#)ansi.h 8.2 (Berkeley) 1/4/94
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* $Id: ansi.h,v 1.9 1996/04/13 14:25:06 bde Exp $
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*/
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#ifndef _MACHINE_ANSI_H_
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#define _MACHINE_ANSI_H_
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/*
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* Types which are fundamental to the implementation and must be declared
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* in more than one standard header are defined here. Standard headers
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* then use:
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* #ifdef _BSD_SIZE_T_
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* typedef _BSD_SIZE_T_ size_t;
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* #undef _BSD_SIZE_T_
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* #endif
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*/
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#define _BSD_CLOCK_T_ unsigned long /* clock() */
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#define _BSD_PTRDIFF_T_ int /* ptr1 - ptr2 */
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#define _BSD_RUNE_T_ _BSD_CT_RUNE_T_ /* rune_t (see below) */
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#define _BSD_SIZE_T_ unsigned int /* sizeof() */
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#define _BSD_SSIZE_T_ int /* byte count or error */
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#define _BSD_TIME_T_ long /* time() */
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#define _BSD_WCHAR_T_ _BSD_CT_RUNE_T_ /* wchar_t (see below) */
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/*
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* Types which are fundamental to the implementation and must be used
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* in more than one standard header although they are only declared in
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* one (perhaps nonstandard) header are defined here. Standard headers
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* use _BSD_XXX_T_ without undef'ing it.
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*/
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#define _BSD_CT_RUNE_T_ int /* arg type for ctype funcs */
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#define _BSD_OFF_T_ long long /* file offset */
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#define _BSD_PID_T_ int /* process [group] */
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#define _BSD_VA_LIST_ char * /* va_list */
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/*
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* The rune type is declared to be an ``int'' instead of the more natural
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* ``unsigned long'' or ``long''. Two things are happening here. It is not
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* unsigned so that EOF (-1) can be naturally assigned to it and used. Also,
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* it looks like 10646 will be a 31 bit standard. This means that if your
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* ints cannot hold 32 bits, you will be in trouble. The reason an int was
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* chosen over a long is that the is*() and to*() routines take ints (says
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* ANSI C), but they use _BSD_CT_RUNE_T_ instead of int. By changing it
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* here, you lose a bit of ANSI conformance, but your programs will still
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* work.
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*/
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/*
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* Frequencies of the clock ticks reported by clock() and times(). They
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* are the same as stathz for bogus historical reasons. They should be
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* 1e6 because clock() and times() are implemented using getrusage() and
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* there is no good reason why they should be less accurate. There is
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* the bad reason that (broken) programs might not like clock_t or
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* CLOCKS_PER_SEC being ``double'' (``unsigned long'' is not large enough
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* to hold the required 24 hours worth of ticks if the frequency is
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* 1000000ul, and ``unsigned long long'' would be nonstandard).
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*/
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#define _BSD_CLK_TCK_ 128
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#define _BSD_CLOCKS_PER_SEC_ 128
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#endif /* !_MACHINE_ANSI_H_ */
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