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1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef TOOLS_GN_NINJA_BUILD_WRITER_H_ | 5 #ifndef TOOLS_GN_NINJA_BUILD_WRITER_H_ |
6 #define TOOLS_GN_NINJA_BUILD_WRITER_H_ | 6 #define TOOLS_GN_NINJA_BUILD_WRITER_H_ |
7 | 7 |
8 #include <iosfwd> | 8 #include <iosfwd> |
9 #include <set> | 9 #include <map> |
10 #include <vector> | 10 #include <vector> |
11 | 11 |
12 #include "base/macros.h" | 12 #include "base/macros.h" |
13 #include "tools/gn/path_output.h" | 13 #include "tools/gn/path_output.h" |
14 | 14 |
| 15 class Builder; |
15 class BuildSettings; | 16 class BuildSettings; |
16 class Err; | 17 class Err; |
17 class Pool; | 18 class Pool; |
18 class Settings; | 19 class Settings; |
19 class Target; | 20 class Target; |
20 class Toolchain; | 21 class Toolchain; |
21 | 22 |
22 // Generates the toplevel "build.ninja" file. This references the individual | 23 // Generates the toplevel "build.ninja" file. This references the individual |
23 // toolchain files and lists all input .gn files as dependencies of the | 24 // toolchain files and lists all input .gn files as dependencies of the |
24 // build itself. | 25 // build itself. |
25 class NinjaBuildWriter { | 26 class NinjaBuildWriter { |
26 public: | 27 public: |
| 28 NinjaBuildWriter( |
| 29 const BuildSettings* settings, |
| 30 const std::map<const Settings*, const Toolchain*>& used_toolchains, |
| 31 const Toolchain* default_toolchain, |
| 32 const std::vector<const Target*>& default_toolchain_targets, |
| 33 std::ostream& out, |
| 34 std::ostream& dep_out); |
| 35 ~NinjaBuildWriter(); |
| 36 |
| 37 // The design of this class is that this static factory function takes the |
| 38 // Builder, extracts the relevant information, and passes it to the class |
| 39 // constructor. The class itself doesn't depend on the Builder at all which |
| 40 // makes testing much easier (tests integrating various functions along with |
| 41 // the Builder get very complicated). |
27 static bool RunAndWriteFile( | 42 static bool RunAndWriteFile( |
28 const BuildSettings* settings, | 43 const BuildSettings* settings, |
29 const std::vector<const Settings*>& all_settings, | 44 const Builder& builder, |
30 const Toolchain* default_toolchain, | |
31 const std::vector<const Target*>& default_toolchain_targets, | |
32 const std::vector<const Pool*>& all_pools, | |
33 Err* err); | 45 Err* err); |
34 | 46 |
35 NinjaBuildWriter(const BuildSettings* settings, | |
36 const std::vector<const Settings*>& all_settings, | |
37 const Toolchain* default_toolchain, | |
38 const std::vector<const Target*>& default_toolchain_targets, | |
39 const std::vector<const Pool*>& all_pools, | |
40 std::ostream& out, | |
41 std::ostream& dep_out); | |
42 ~NinjaBuildWriter(); | |
43 | |
44 bool Run(Err* err); | 47 bool Run(Err* err); |
45 | 48 |
46 private: | 49 private: |
47 void WriteNinjaRules(); | 50 void WriteNinjaRules(); |
48 void WriteAllPools(); | 51 void WriteAllPools(); |
49 void WriteSubninjas(); | 52 void WriteSubninjas(); |
50 bool WritePhonyAndAllRules(Err* err); | 53 bool WritePhonyAndAllRules( |
| 54 Err* err); |
51 | 55 |
52 void WritePhonyRule(const Target* target, const std::string& phony_name); | 56 void WritePhonyRule(const Target* target, const std::string& phony_name); |
53 | 57 |
54 const BuildSettings* build_settings_; | 58 const BuildSettings* build_settings_; |
55 std::vector<const Settings*> all_settings_; | 59 |
| 60 const std::map<const Settings*, const Toolchain*>& used_toolchains_; |
56 const Toolchain* default_toolchain_; | 61 const Toolchain* default_toolchain_; |
57 std::vector<const Target*> default_toolchain_targets_; | 62 const std::vector<const Target*>& default_toolchain_targets_; |
58 std::vector<const Pool*> all_pools_; | 63 |
59 std::ostream& out_; | 64 std::ostream& out_; |
60 std::ostream& dep_out_; | 65 std::ostream& dep_out_; |
61 PathOutput path_output_; | 66 PathOutput path_output_; |
62 | 67 |
63 DISALLOW_COPY_AND_ASSIGN(NinjaBuildWriter); | 68 DISALLOW_COPY_AND_ASSIGN(NinjaBuildWriter); |
64 }; | 69 }; |
65 | 70 |
66 #endif // TOOLS_GN_NINJA_BUILD_WRITER_H_ | 71 #endif // TOOLS_GN_NINJA_BUILD_WRITER_H_ |
67 | 72 |
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