71 lines
2.2 KiB
C
71 lines
2.2 KiB
C
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#ifndef _TREX_H_
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#define _TREX_H_
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/***************************************************************
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T-Rex a tiny regular expression library
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Copyright (C) 2003-2006 Alberto Demichelis
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This software is provided 'as-is', without any express
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or implied warranty. In no event will the authors be held
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liable for any damages arising from the use of this software.
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Permission is granted to anyone to use this software for
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any purpose, including commercial applications, and to alter
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it and redistribute it freely, subject to the following restrictions:
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1. The origin of this software must not be misrepresented;
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you must not claim that you wrote the original software.
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If you use this software in a product, an acknowledgment
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in the product documentation would be appreciated but
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is not required.
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2. Altered source versions must be plainly marked as such,
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and must not be misrepresented as being the original software.
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3. This notice may not be removed or altered from any
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source distribution.
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****************************************************************/
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#define _UNICODE
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#ifdef _UNICODE
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#define TRexChar wchar_t
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#define MAX_CHAR 0xFFFF
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#define _TREXC(c) L##c
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#define trex_strlen wcslen
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#define trex_printf wprintf
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#else
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#define TRexChar char
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#define MAX_CHAR 0xFF
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#define _TREXC(c) (c)
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#define trex_strlen strlen
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#define trex_printf printf
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#endif
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#ifndef TREX_API
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#define TREX_API extern
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#endif
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#define TRex_True 1
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#define TRex_False 0
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typedef unsigned int TRexBool;
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typedef struct TRex TRex;
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typedef struct {
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const TRexChar *begin;
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int len;
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} TRexMatch;
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TREX_API TRex *trex_compile(const TRexChar *pattern,const TRexChar **error);
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TREX_API void trex_free(TRex *exp);
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TREX_API TRexBool trex_match(TRex* exp,const TRexChar* text);
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TREX_API TRexBool trex_search(TRex* exp,const TRexChar* text, const TRexChar** out_begin, const TRexChar** out_end);
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TREX_API TRexBool trex_searchrange(TRex* exp,const TRexChar* text_begin,const TRexChar* text_end,const TRexChar** out_begin, const TRexChar** out_end);
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TREX_API int trex_getsubexpcount(TRex* exp);
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TREX_API TRexBool trex_getsubexp(TRex* exp, int n, TRexMatch *subexp);
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#endif
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