9f16c2bf8e
* *
* update copyright headers with new FSF postal address
* COPYING.txt -> LICENSE.txt (rest of repo to be synced)
140 lines
4.5 KiB
C
140 lines
4.5 KiB
C
/*
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*
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*
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* Copyright 2007 Przemyslaw Czerpak <druzus / at / priv.onet.pl>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; see the file LICENSE.txt. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA (or visit https://www.gnu.org/licenses/).
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*
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* As a special exception, the Harbour Project gives permission for
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* additional uses of the text contained in its release of Harbour.
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*
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* The exception is that, if you link the Harbour libraries with other
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* files to produce an executable, this does not by itself cause the
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* resulting executable to be covered by the GNU General Public License.
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* Your use of that executable is in no way restricted on account of
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* linking the Harbour library code into it.
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*
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* This exception does not however invalidate any other reasons why
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* the executable file might be covered by the GNU General Public License.
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*
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* This exception applies only to the code released by the Harbour
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* Project under the name Harbour. If you copy code from other
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* Harbour Project or Free Software Foundation releases into a copy of
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* Harbour, as the General Public License permits, the exception does
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* not apply to the code that you add in this way. To avoid misleading
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* anyone as to the status of such modified files, you must delete
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* this exception notice from them.
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*
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* If you write modifications of your own for Harbour, it is your choice
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* whether to permit this exception to apply to your modifications.
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* If you do not wish that, delete this exception notice.
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*
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*/
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#ifndef HB_REGEX_H_
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#define HB_REGEX_H_
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#include "hbapi.h"
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#if defined( _HB_REGEX_INTERNAL_ )
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#if defined( HB_HAS_PCRE )
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# include <pcre.h>
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# undef HB_POSIX_REGEX
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#elif defined( HB_OS_UNIX )
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# include <sys/types.h>
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# include <regex.h>
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# define HB_POSIX_REGEX
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#elif defined( __BORLANDC__ )
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# include <pcreposi.h>
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# define HB_POSIX_REGEX
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#else
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# error pcre component required, but not available
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#endif
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typedef struct
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{
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HB_BOOL fFree;
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int iFlags;
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int iEFlags;
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#if defined( HB_HAS_PCRE )
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pcre * re_pcre;
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#elif defined( HB_POSIX_REGEX )
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regex_t reg;
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#endif
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} HB_REGEX;
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typedef HB_REGEX * PHB_REGEX;
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#if defined( HB_HAS_PCRE )
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#define HB_REGMATCH int
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#define HB_REGMATCH_SIZE( n ) ( ( n ) * 3 )
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#define HB_REGMATCH_SO( p, n ) ( p )[ ( n ) * 2 ]
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#define HB_REGMATCH_EO( p, n ) ( p )[ ( n ) * 2 + 1 ]
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#elif defined( HB_POSIX_REGEX )
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#define HB_REGMATCH regmatch_t
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#define HB_REGMATCH_SIZE( n ) ( n )
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#define HB_REGMATCH_SO( p, n ) ( p )[ n ].rm_so
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#define HB_REGMATCH_EO( p, n ) ( p )[ n ].rm_eo
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#else
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#define HB_REGMATCH int
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#define HB_REGMATCH_SIZE( n ) ( ( n ) * 2 )
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#define HB_REGMATCH_SO( p, n ) ( p )[ ( n ) * 2 ]
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#define HB_REGMATCH_EO( p, n ) ( p )[ ( n ) * 2 + 1 ]
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#endif
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typedef void ( * HB_REG_FREE )( PHB_REGEX );
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typedef int ( * HB_REG_COMP )( PHB_REGEX, const char * );
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typedef int ( * HB_REG_EXEC )( PHB_REGEX, const char *, HB_SIZE, int, HB_REGMATCH * );
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extern void hb_regexInit( HB_REG_FREE pFree, HB_REG_COMP pComp, HB_REG_EXEC pExec );
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extern HB_BOOL hb_regexIs( PHB_ITEM pItem );
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#ifndef REG_EXTENDED
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# define REG_EXTENDED 0x00
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#endif
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#ifndef REG_NOSUB
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# define REG_NOSUB 0x00
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#endif
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#else
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typedef void * PHB_REGEX;
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#endif /* _HB_REGEX_INTERNAL_ */
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#define HBREG_ICASE 0x01
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#define HBREG_NEWLINE 0x02
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#define HBREG_NOTBOL 0x04
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#define HBREG_NOTEOL 0x08
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#define HBREG_EXTENDED 0x10
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#define HBREG_NOSUB 0x20
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#define HBREG_DOTALL 0x40
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#ifndef REGEX_MAX_GROUPS
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# define REGEX_MAX_GROUPS 16
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#endif
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HB_EXTERN_BEGIN
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extern HB_EXPORT PHB_REGEX hb_regexCompile( const char * szRegEx, HB_SIZE nLen, int iFlags );
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extern HB_EXPORT PHB_REGEX hb_regexGet( PHB_ITEM pRegExItm, int iFlags );
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extern HB_EXPORT void hb_regexFree( PHB_REGEX pRegEx );
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extern HB_EXPORT HB_BOOL hb_regexMatch( PHB_REGEX pRegEx, const char * szString, HB_SIZE nLen, HB_BOOL fFull );
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HB_EXTERN_END
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#endif /* HB_REGEX_H_ */
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