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Side by Side Diff: tools/gn/ninja_target_writer.h

Issue 56433003: GN threading refactor (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Created 7 years, 1 month ago
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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_TARGET_WRITER_H_ 5 #ifndef TOOLS_GN_NINJA_TARGET_WRITER_H_
6 #define TOOLS_GN_NINJA_TARGET_WRITER_H_ 6 #define TOOLS_GN_NINJA_TARGET_WRITER_H_
7 7
8 #include <iosfwd> 8 #include <iosfwd>
9 9
10 #include "base/basictypes.h" 10 #include "base/basictypes.h"
11 #include "tools/gn/ninja_helper.h" 11 #include "tools/gn/ninja_helper.h"
12 #include "tools/gn/path_output.h" 12 #include "tools/gn/path_output.h"
13 13
14 class FileTemplate; 14 class FileTemplate;
15 class Settings; 15 class Settings;
16 class Target; 16 class Target;
17 17
18 // Generates one target's ".ninja" file. The toplevel "build.ninja" file is 18 // Generates one target's ".ninja" file. The toplevel "build.ninja" file is
19 // generated by the NinjaBuildWriter. 19 // generated by the NinjaBuildWriter.
20 class NinjaTargetWriter { 20 class NinjaTargetWriter {
21 public: 21 public:
22 NinjaTargetWriter(const Target* target, 22 NinjaTargetWriter(const Target* target,
23 const Toolchain* toolchain, 23 const Toolchain* toolchain,
24 std::ostream& out); 24 std::ostream& out);
25 virtual ~NinjaTargetWriter(); 25 virtual ~NinjaTargetWriter();
26 26
27 static void RunAndWriteFile(const Target* target); 27 static void RunAndWriteFile(const Target* target, const Toolchain* toolchain);
28 28
29 virtual void Run() = 0; 29 virtual void Run() = 0;
30 30
31 protected: 31 protected:
32 // Returns the string to be appended to source rules that encodes the 32 // Returns the string to be appended to source rules that encodes the
33 // order-only dependencies for the current target. This will include the 33 // order-only dependencies for the current target. This will include the
34 // "|" character so can just be appended to the source rules. If there are no 34 // "|" character so can just be appended to the source rules. If there are no
35 // implicit dependencies, returns the empty string. 35 // implicit dependencies, returns the empty string.
36 std::string GetSourcesImplicitDeps() const; 36 std::string GetSourcesImplicitDeps() const;
37 37
38 // Returns the FileTemplate constructed from the outputs variable. 38 // Returns the FileTemplate constructed from the outputs variable.
39 FileTemplate GetOutputTemplate() const; 39 FileTemplate GetOutputTemplate() const;
40 40
41 const Settings* settings_; // Non-owning. 41 const Settings* settings_; // Non-owning.
42 const Target* target_; // Non-owning. 42 const Target* target_; // Non-owning.
43 const Toolchain* toolchain_; // Non-owning. 43 const Toolchain* toolchain_; // Non-owning.
44 std::ostream& out_; 44 std::ostream& out_;
45 PathOutput path_output_; 45 PathOutput path_output_;
46 46
47 NinjaHelper helper_; 47 NinjaHelper helper_;
48 48
49 private: 49 private:
50 void WriteCopyRules(); 50 void WriteCopyRules();
51 51
52 DISALLOW_COPY_AND_ASSIGN(NinjaTargetWriter); 52 DISALLOW_COPY_AND_ASSIGN(NinjaTargetWriter);
53 }; 53 };
54 54
55 #endif // TOOLS_GN_NINJA_TARGET_WRITER_H_ 55 #endif // TOOLS_GN_NINJA_TARGET_WRITER_H_
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