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| 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #ifndef TOOLS_GN_POOL_H_ |
| 6 #define TOOLS_GN_POOL_H_ |
| 7 |
| 8 #include <string> |
| 9 |
| 10 #include "tools/gn/item.h" |
| 11 |
| 12 // Represents a named pool in the dependency graph. |
| 13 // |
| 14 // A pool is used to limit the parallelism of task invocation in the |
| 15 // generated ninja build. Pools are referenced by toolchains. |
| 16 class Pool : public Item { |
| 17 public: |
| 18 Pool(const Settings* settings, const Label& label); |
| 19 ~Pool() override; |
| 20 |
| 21 Pool(const Pool&) = delete; |
| 22 Pool& operator=(const Pool&) = delete; |
| 23 |
| 24 // Item implementation. |
| 25 Pool* AsPool() override; |
| 26 const Pool* AsPool() const override; |
| 27 |
| 28 // The pool depth (number of task to run simultaneously). |
| 29 int64_t depth() const { return depth_; } |
| 30 void set_depth(int64_t depth) { depth_ = depth; } |
| 31 |
| 32 // The pool name in generated ninja files. |
| 33 std::string GetNinjaName(const Label& default_toolchain) const; |
| 34 |
| 35 private: |
| 36 std::string GetNinjaName(bool include_toolchain) const; |
| 37 |
| 38 int64_t depth_ = 0; |
| 39 }; |
| 40 |
| 41 #endif // TOOLS_GN_POOL_H_ |
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