regexp_match.cpp

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/*
**  ClanLib SDK
**  Copyright (c) 1997-2005 The ClanLib Team
**
**  This software is provided 'as-is', without any express or implied
**  warranty.  In no event will the authors be held liable for any damages
**  arising from the use of this software.
**
**  Permission is granted to anyone to use this software for any purpose,
**  including commercial applications, and to alter it and redistribute it
**  freely, subject to the following restrictions:
**
**  1. The origin of this software must not be misrepresented; you must not
**     claim that you wrote the original software. If you use this software
**     in a product, an acknowledgment in the product documentation would be
**     appreciated but is not required.
**  2. Altered source versions must be plainly marked as such, and must not be
**     misrepresented as being the original software.
**  3. This notice may not be removed or altered from any source distribution.
**
**  Note: Some of the libraries ClanLib link to may have additional
**  requirements or restrictions.
**
**  File Author(s):
**
**    Magnus Norddahl
*/

#include "precomp.h"
#include "regexp_match.h"

// CL_RegExpMatch Construction:

CL_RegExpMatch::CL_RegExpMatch()
: vector(0), size(0), allocated(0), captures_count(0), partial(false)
{
}

CL_RegExpMatch::CL_RegExpMatch(const CL_RegExpMatch &other)
: vector(0), size(0), allocated(0), captures_count(0), partial(false)
{
        set_vector_size(other.size);
        memcpy(vector, other.vector, sizeof(int)*size);
        captures_count = other.captures_count;
        partial = other.partial;
}

CL_RegExpMatch::~CL_RegExpMatch()
{
        delete[] vector;
}

// CL_RegExpMatch Attributes:

const int *CL_RegExpMatch::get_vector() const
{
        return vector;
}
        
int *CL_RegExpMatch::get_vector()
{
        return vector;
}
        
int CL_RegExpMatch::get_vector_size() const
{
        return size;
}
        
int CL_RegExpMatch::get_capture_pos(int capture) const
{
        if (capture < 0 || capture >= captures_count)
                return -1;
        return vector[capture*2];
}
        
int CL_RegExpMatch::get_capture_length(int capture) const
{
        if (capture < 0 || capture >= captures_count)
                return 0;
        return vector[capture*2+1] - vector[capture*2];
}
        
int CL_RegExpMatch::get_capture_end(int capture) const
{
        if (capture < 0 || capture >= captures_count)
                return 0;
        return vector[capture*2+1];
}
        
int CL_RegExpMatch::get_captures_count() const
{
        return captures_count;
}

bool CL_RegExpMatch::is_partial() const
{
        return partial;
}
        
bool CL_RegExpMatch::is_match() const
{
        return captures_count > 0;
}

// CL_RegExpMatch Operations:

CL_RegExpMatch &CL_RegExpMatch::operator =(const CL_RegExpMatch &other)
{
        set_vector_size(other.size);
        memcpy(vector, other.vector, sizeof(int)*size);
        captures_count = other.captures_count;
        partial = other.partial;
        return *this;
}

void CL_RegExpMatch::set_vector_size(int new_size)
{
        captures_count = 0;
        partial = false;
        if (new_size > allocated)
        {
                delete[] vector;
                vector = new int[new_size];
                allocated = new_size;
        }
        size = new_size;
}
        
void CL_RegExpMatch::set_captures_count(int count)
{
        captures_count = count;
}
        
void CL_RegExpMatch::set_partial_match(bool new_partial)
{
        partial = new_partial;
}

// CL_RegExpMatch Implementation:

---