BESRegex Class Reference

#include <BESRegex.h>

List of all members.

Public Member Functions
	BESRegex (const char *t)
	BESRegex (const char *t, int dummy)
	~BESRegex ()
int	match (const char *s, int len, int pos=0)
	Does the pattern match.
int	search (const char *s, int len, int &matchlen, int pos=0)
	How much of the string does the pattern matche.

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Detailed Description

a C++ interface to POSIX regular expression functions.

Author:

James Gallagher <jgallagher@opendap.org>

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Constructor & Destructor Documentation

BESRegex::BESRegex

(

const char *

t

)

Initialize a POSIX regular expression (using the 'extended' features).

Parameters:

t

The regular expression pattern.

BESRegex::BESRegex	(	const char *	t,
		int	dummy
	)

Compatability ctor.

See also:

BESRegex::BESRegex(const char* t)

BESRegex::~BESRegex

(

)

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Member Function Documentation

int BESRegex::match	(	const char *	s,
		int	len,
		int	pos = 0
	)

Does the pattern match.

Does the regular expression match the string?

Parameters:

	s	The string
	len	The length of string to consider
	pos	Start looking at this position in the string

Returns:

The number of characters that match, -1 if there's no match.

Referenced by BESScrub::pathname_ok().

int BESRegex::search	(	const char *	s,
		int	len,
		int &	matchlen,
		int	pos = 0
	)

How much of the string does the pattern matche.

Does the regular expression match the string?

Parameters:

	s	The string
	len	The length of string to consider
	matchlen	Return the length of the matched portion in this value-result parameter.
	pos	Start looking at this position in the string

Returns:

The start position of the first match. This is different from POSIX regular expressions, whcih return the start position of the longest match.

References BESScrub::size_ok().

Here is the call graph for this function:

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The documentation for this class was generated from the following files:

• BESRegex.h
• BESRegex.cc