9087dd18ed
* harbour/common.mak
* harbour/makefile.bc
* harbour/makefile.vc
* harbour/bin/hb-func.sh
* harbour/config/bsd/gcc.cf
* harbour/config/darwin/gcc.cf
* harbour/config/hpux/gcc.cf
* harbour/config/linux/gcc.cf
* harbour/config/sunos/gcc.cf
* harbour/source/Makefile
+ harbour/source/hbpcre/ChangeLog
+ harbour/source/hbpcre/Makefile
+ harbour/source/hbpcre/chartabs.c
+ harbour/source/hbpcre/config.h
+ harbour/source/hbpcre/dftables.c
+ harbour/source/hbpcre/pcre.h
+ harbour/source/hbpcre/pcrecomp.c
+ harbour/source/hbpcre/pcreconf.c
+ harbour/source/hbpcre/pcredfa.c
+ harbour/source/hbpcre/pcreexec.c
+ harbour/source/hbpcre/pcrefind.c
+ harbour/source/hbpcre/pcrefinf.c
+ harbour/source/hbpcre/pcreget.c
+ harbour/source/hbpcre/pcreglob.c
+ harbour/source/hbpcre/pcreinal.h
+ harbour/source/hbpcre/pcreinfo.c
+ harbour/source/hbpcre/pcremktb.c
+ harbour/source/hbpcre/pcreoutf.c
+ harbour/source/hbpcre/pcreprni.c
+ harbour/source/hbpcre/pcrerefc.c
+ harbour/source/hbpcre/pcrestud.c
+ harbour/source/hbpcre/pcretabs.c
+ harbour/source/hbpcre/pcretryf.c
+ harbour/source/hbpcre/pcrever.c
+ harbour/source/hbpcre/pcrevutf.c
+ harbour/source/hbpcre/pcrexcls.c
+ harbour/source/hbpcre/ucp.h
+ harbour/source/hbpcre/ucpinter.h
+ harbour/source/hbpcre/ucptable.c
+ added HBPCRE library - based on older xHarbour 6.3 version
filenames changed to 8.3 DOS format
* harbour/include/hbregex.h
* harbour/source/rtl/Makefile
* harbour/source/rtl/hbregex.c
+ harbour/source/rtl/hbregexc.c
* divided harbour regular expression functions into two files
Now regular expression low level library is not linked with
application until user will not use or REQUEST for one of HB_REGEX*
functions. It also means that also DBOI_SKIPREGEX will not work when
regex module is not linked.
+ added support for build-in regular expression library
+ added ulLen parameter to hb_regexMatch() to support strings with
embedded 0
* harbour/contrib/bmdbfcdx/bmdbfcdx1.c
* harbour/source/rdd/dbfcdx/dbfcdx1.c
* harbour/source/rdd/dbfntx/dbfntx1.c
* harbour/source/rtl/strmatch.c
* use new hb_regexMatch() format
* harbour/utils/hbrun/Makefile
+ added hbpcre to linked library list
78 lines
3.2 KiB
C
78 lines
3.2 KiB
C
/*************************************************
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* Perl-Compatible Regular Expressions *
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*************************************************/
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/* PCRE is a library of functions to support regular expressions whose syntax
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and semantics are as close as possible to those of the Perl 5 language.
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Written by Philip Hazel
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Copyright (c) 1997-2005 University of Cambridge
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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 are met:
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* Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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* 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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* Neither the name of the University of Cambridge nor the names of its
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contributors may be used to endorse or promote products derived from
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this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND 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 COPYRIGHT OWNER OR CONTRIBUTORS BE
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LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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-----------------------------------------------------------------------------
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*/
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/* This module contains the external function pcre_refcount(), which is an
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auxiliary function that can be used to maintain a reference count in a compiled
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pattern data block. This might be helpful in applications where the block is
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shared by different users. */
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#include "pcreinal.h"
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/*************************************************
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* Maintain reference count *
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*************************************************/
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/* The reference count is a 16-bit field, initialized to zero. It is not
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possible to transfer a non-zero count from one host to a different host that
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has a different byte order - though I can't see why anyone in their right mind
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would ever want to do that!
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Arguments:
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argument_re points to compiled code
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adjust value to add to the count
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Returns: the (possibly updated) count value (a non-negative number), or
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a negative error number
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*/
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EXPORT int
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pcre_refcount(pcre *argument_re, int adjust)
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{
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real_pcre *re = (real_pcre *)argument_re;
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if (re == NULL) return PCRE_ERROR_NULL;
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re->ref_count = (-adjust > re->ref_count)? 0 :
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(adjust + re->ref_count > 65535)? 65535 :
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re->ref_count + adjust;
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return re->ref_count;
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}
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/* End of pcrerefc.c */
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