b6cbf7203b
This patch imports the unmodified current version of NetBSD libc. The NetBSD includes are in /nbsd_include, while the libc code itself is split between lib/nbsd_libc and common/lib/libc.
131 lines
4 KiB
C
131 lines
4 KiB
C
/* $NetBSD: runetype_misc.h,v 1.2 2010/12/14 02:28:57 joerg Exp $ */
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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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* This code is derived from software contributed to Berkeley by
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* Paul Borman at Krystal Technologies.
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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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* @(#)runetype.h 8.1 (Berkeley) 6/2/93
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*/
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#ifndef _RUNETYPE_MISC_H_
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#define _RUNETYPE_MISC_H_
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#include <sys/ctype_bits.h>
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#include "runetype_file.h"
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static __inline int
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_runetype_to_ctype(_RuneType bits)
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{
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int ret;
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if (bits == (_RuneType)0)
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return 0;
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ret = 0;
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if (bits & _RUNETYPE_U)
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ret |= _CTYPE_U;
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if (bits & _RUNETYPE_L)
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ret |= _CTYPE_L;
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if (bits & _RUNETYPE_D)
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ret |= _CTYPE_N;
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if (bits & _RUNETYPE_S)
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ret |= _CTYPE_S;
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if (bits & _RUNETYPE_P)
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ret |= _CTYPE_P;
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if (bits & _RUNETYPE_C)
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ret |= _CTYPE_C;
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if (bits & _RUNETYPE_X)
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ret |= _CTYPE_X;
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/*
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* TWEAK! _B has been used incorrectly (or with older
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* declaration) in ctype.h isprint() macro.
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* _B does not mean isblank, it means "isprint && !isgraph".
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* the following is okay since isblank() was hardcoded in
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* function (i.e. isblank() is inherently locale unfriendly).
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*/
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#if 1
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if ((bits & (_RUNETYPE_R | _RUNETYPE_G)) == _RUNETYPE_R)
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ret |= _CTYPE_B;
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#else
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if (bits & _RUNETYPE_B)
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ret |= _CTYPE_B;
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#endif
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return ret;
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}
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static __inline _RuneType
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_runetype_from_ctype(int bits, int ch)
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{
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_RuneType ret;
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/*
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* TWEAKS!
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* - old locale file declarations do not have proper _B
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* in many cases.
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* - isprint() declaration in ctype.h incorrectly uses _B.
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* _B means "isprint but !isgraph", not "isblank" with the
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* declaration.
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* - _X and _RUNETYPE_X have negligible difference in meaning.
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* - we don't set digit value, fearing that it would be
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* too much of hardcoding. we may need to revisit it.
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*/
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ret = (_RuneType)0;
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if (bits & _CTYPE_U)
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ret |= _RUNETYPE_U;
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if (bits & _CTYPE_L)
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ret |= _RUNETYPE_L;
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if (bits & _CTYPE_N)
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ret |= _RUNETYPE_D;
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if (bits & _CTYPE_S)
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ret |= _RUNETYPE_S;
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if (bits & _CTYPE_P)
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ret |= _RUNETYPE_P;
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if (bits & _CTYPE_C)
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ret |= _RUNETYPE_C;
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/* derived flag bits, duplicate of ctype.h */
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if (bits & (_CTYPE_U|_CTYPE_L))
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ret |= _RUNETYPE_A;
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if (bits & (_CTYPE_N|_CTYPE_X))
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ret |= _RUNETYPE_X;
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if (bits & (_CTYPE_P|_CTYPE_U|_CTYPE_L|_CTYPE_N))
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ret |= _RUNETYPE_G;
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/* we don't really trust _B in the file. see above. */
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if (bits & _CTYPE_B)
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ret |= _RUNETYPE_B;
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if ((bits & (_CTYPE_P|_CTYPE_U|_CTYPE_L|_CTYPE_N|_CTYPE_B)) ||
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ch == ' ')
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ret |= (_RUNETYPE_R | _RUNETYPE_SW1);
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if (ch == ' ' || ch == '\t')
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ret |= _RUNETYPE_B;
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return ret;
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}
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#endif /* !_RUNETYPE_MISC_H_ */
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