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/**
* \file blocks.h
* \brief A list of configuration blocks.
* \author Copyright (c) 2002-2008 Jason Perkins and the Premake project
*/
#include <assert.h>
#include <stdlib.h>
#include "premake.h"
#include "blocks.h"
#include "base/array.h"
DEFINE_CLASS(Blocks)
{
Array blocks;
};
/**
* Create and initialize a new list of configuration blocks.
* \returns A new configuration block list.
*/
Blocks blocks_create(void)
{
Blocks blks = ALLOC_CLASS(Blocks);
blks->blocks = array_create();
return blks;
}
/**
* Destroy a configuration block list and release the associated memory.
* \param blks The configuration block list to destroy.
*/
void blocks_destroy(Blocks blks)
{
int i, n;
assert(blks);
n = blocks_size(blks);
for (i = 0; i < n; ++i)
{
Block blk = blocks_item(blks, i);
block_destroy(blk);
}
array_destroy(blks->blocks);
free(blks);
}
/**
* Add a new block to a list.
* \param blks The configuration block list.
* \param blk The block to add to the list.
*/
void blocks_add(Blocks blks, Block blk)
{
assert(blks);
assert(blk);
array_add(blks->blocks, blk);
}
/**
* Retrieve an item from the list of blocks.
* \param blks The configuration block list.
* \param index The index of the item to retrieve.
* \returns The block at the given index.
*/
Block blocks_item(Blocks blks, int index)
{
assert(blks);
return (Block)array_item(blks->blocks, index);
}
/**
* Returns the number of blocks in the list.
* \param blks The configuration block list.
*/
int blocks_size(Blocks blks)
{
return array_size(blks->blocks);
}
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