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77 lines
2.8 KiB
C
77 lines
2.8 KiB
C
/*
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* Copyright (c) 1998, 1999 Henry Spencer. All rights reserved.
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*
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* Development of this software was funded, in part, by Cray Research Inc.,
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* UUNET Communications Services Inc., Sun Microsystems Inc., and Scriptics
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* Corporation, none of whom are responsible for the results. The author
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* thanks all of them.
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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 for any purpose, provided that
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* redistributions in source form retain this entire copyright notice and
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* indicate the origin and nature of any modifications.
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*
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* I'd appreciate being given credit for this package in the documentation
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* of software which uses it, but that is not a requirement.
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*
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
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* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
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* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
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* HENRY SPENCER BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* src/include/regex/regcustom.h
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*/
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/* headers if any */
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#include "postgres.h"
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#include <ctype.h>
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#include <limits.h>
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/*
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* towlower() and friends should be in <wctype.h>, but some pre-C99 systems
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* declare them in <wchar.h>.
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*/
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#ifdef HAVE_WCHAR_H
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#include <wchar.h>
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#endif
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#ifdef HAVE_WCTYPE_H
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#include <wctype.h>
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#endif
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#include "mb/pg_wchar.h"
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/* overrides for regguts.h definitions, if any */
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#define FUNCPTR(name, args) (*name) args
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#define MALLOC(n) malloc(n)
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#define FREE(p) free(VS(p))
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#define REALLOC(p,n) realloc(VS(p),n)
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#define assert(x) Assert(x)
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/* internal character type and related */
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typedef pg_wchar chr; /* the type itself */
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typedef unsigned uchr; /* unsigned type that will hold a chr */
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typedef int celt; /* type to hold chr, or NOCELT */
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#define NOCELT (-1) /* celt value which is not valid chr */
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#define CHR(c) ((unsigned char) (c)) /* turn char literal into chr literal */
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#define DIGITVAL(c) ((c)-'0') /* turn chr digit into its value */
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#define CHRBITS 32 /* bits in a chr; must not use sizeof */
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#define CHR_MIN 0x00000000 /* smallest and largest chr; the value */
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#define CHR_MAX 0xfffffffe /* CHR_MAX-CHR_MIN+1 should fit in uchr */
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/* functions operating on chr */
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#define iscalnum(x) pg_wc_isalnum(x)
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#define iscalpha(x) pg_wc_isalpha(x)
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#define iscdigit(x) pg_wc_isdigit(x)
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#define iscspace(x) pg_wc_isspace(x)
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/* and pick up the standard header */
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#include "regex.h"
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