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// Copyright 2016 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef TOOLS_GN_POOL_H_
#define TOOLS_GN_POOL_H_
#include <string>
#include "base/macros.h"
#include "tools/gn/item.h"
// Represents a named pool in the dependency graph.
//
// A pool is used to limit the parallelism of task invocation in the
// generated ninja build. Pools are referenced by toolchains.
class Pool : public Item {
public:
using Item::Item;
~Pool() override;
// Item implementation.
Pool* AsPool() override;
const Pool* AsPool() const override;
// The pool depth (number of task to run simultaneously).
int64_t depth() const { return depth_; }
void set_depth(int64_t depth) { depth_ = depth; }
// The pool name in generated ninja files.
std::string GetNinjaName(const Label& default_toolchain) const;
private:
std::string GetNinjaName(bool include_toolchain) const;
int64_t depth_ = 0;
DISALLOW_COPY_AND_ASSIGN(Pool);
};
#endif // TOOLS_GN_POOL_H_
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