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/*
* tclRegexp.h --
*
* This file contains definitions used internally by Henry
* Spencer's regular expression code.
*
* Copyright (c) 1998 by Sun Microsystems, Inc.
* Copyright (c) 1998-1999 by Scriptics Corporation.
*
* See the file "license.terms" for information on usage and redistribution
* of this file, and for a DISCLAIMER OF ALL WARRANTIES.
*
* RCS: @(#) $Id: tclRegexp.h,v 1.10 1999/06/17 19:32:15 stanton Exp $
*/
#ifndef _TCLREGEXP
#define _TCLREGEXP
#include "regex.h"
#ifdef BUILD_tcl
# undef TCL_STORAGE_CLASS
# define TCL_STORAGE_CLASS DLLEXPORT
#endif
/*
* The TclRegexp structure encapsulates a compiled regex_t,
* the flags that were used to compile it, and an array of pointers
* that are used to indicate subexpressions after a call to Tcl_RegExpExec.
* Note that the string and objPtr are mutually exclusive. These values
* are needed by Tcl_RegExpRange in order to return pointers into the
* original string.
*/
typedef struct TclRegexp {
int flags; /* Regexp compile flags. */
regex_t re; /* Compiled re, includes number of
* subexpressions. */
CONST char *string; /* Last string passed to Tcl_RegExpExec. */
Tcl_Obj *objPtr; /* Last object passed to Tcl_RegExpExecObj. */
regmatch_t *matches; /* Array of indices into the Tcl_UniChar
* representation of the last string matched
* with this regexp to indicate the location
* of subexpressions. */
rm_detail_t details; /* Detailed information on match (currently
* used only for REG_EXPECT). */
int refCount; /* Count of number of references to this
* compiled regexp. */
} TclRegexp;
/*
* Functions exported for use within the rest of Tcl.
*/
EXTERN int TclRegAbout _ANSI_ARGS_((Tcl_Interp *interp,
Tcl_RegExp re));
EXTERN int TclRegExpMatchObj _ANSI_ARGS_((Tcl_Interp *interp,
char *string, Tcl_Obj *patObj));
EXTERN void TclRegExpRangeUniChar _ANSI_ARGS_((Tcl_RegExp re,
int index, int *startPtr, int *endPtr));
/*
* Functions exported from the regexp package for the test package to use.
*/
EXTERN void TclRegError _ANSI_ARGS_((Tcl_Interp *interp, char *msg,
int status));
#endif /* _TCLREGEXP */
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