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100 lines
3.4 KiB
C
100 lines
3.4 KiB
C
/* $Header: /src/pub/tcsh/tc.nls.h,v 3.9 2005/03/03 15:52:20 kim Exp $ */
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/*
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* tc.nls.h: NLS support
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*
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*/
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/*-
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* Copyright (c) 1980, 1991 The Regents of the University of California.
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* 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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#ifndef _h_tc_nls
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#define _h_tc_nls
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#include "sh.h"
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#define NLSZEROT ((size_t)-1)
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#ifdef WIDE_STRINGS
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# define NLSSize(s, l) 1
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# define NLSFrom(s, l, cp) (USE (l), (*(cp) = *(s) & CHAR), 1)
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# define NLSFinished(s, l, c) (l != 0 && c != CHAR_ERR ? 2 : 1)
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# define NLSChars(s) Strlen(s)
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# define NLSQuote(s)
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# define TRIM_AND_EXTEND(s, c) (c &= TRIM)
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extern int NLSWidth __P((NLSChar));
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extern int NLSStringWidth __P((Char *));
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#define NLS_ILLEGAL INVALID_BYTE
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#else
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# ifdef SHORT_STRINGS
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extern int NLSFrom __P((const Char *, size_t, NLSChar *));
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extern int NLSFinished __P((Char *, size_t, eChar));
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extern int NLSChars __P((Char *));
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extern int NLSStringWidth __P((Char *));
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extern int NLSWidth __P((NLSChar));
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extern int NLSTo __P((Char *, NLSChar));
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extern void NLSQuote __P((Char *));
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#define NLSSize(s, l) NLSFrom(s, l, (NLSChar *)0)
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#define TRIM_AND_EXTEND(s, c) (s += NLSFrom(s - 1, NLSZEROT, &c) - 1)
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#define NLS_ILLEGAL 0x40000000
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# else
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# define NLSSize(s, l) 1
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# define NLSFrom(s, l, cp) (USE (l), (*(cp) = *(s) & CHAR), 1)
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# define NLSFinished(s, l, c) (l != 0 && c != CHAR_ERR ? 2 : 1)
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# define NLSChars(s) Strlen(s)
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# define NLSStringWidth(s) Strlen(s)
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# define NLSWidth(c) 1
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# define NLSQuote(s)
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# define TRIM_AND_EXTEND(s, c) (c &= TRIM)
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# define NLS_ILLEGAL 0x40000000
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# endif
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#endif
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extern int NLSExtend __P((Char *, int, int));
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extern Char *NLSChangeCase __P((Char *, int));
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extern int NLSClassify __P((NLSChar, int));
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#define NLSCLASS_CTRL (-1)
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#define NLSCLASS_TAB (-2)
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#define NLSCLASS_NL (-3)
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#define NLSCLASS_ILLEGAL (-4)
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#define NLSCLASS_ILLEGAL2 (-5)
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#define NLSCLASS_ILLEGAL3 (-6)
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#define NLSCLASS_ILLEGAL4 (-7)
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#define NLSCLASS_ILLEGAL_SIZE(x) (-(x) - (-(NLSCLASS_ILLEGAL) - 1))
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#endif
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