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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 #include "tools/gn/ninja_build_writer.h" | 5 #include "tools/gn/ninja_build_writer.h" |
6 | 6 |
7 #include <fstream> | 7 #include <fstream> |
8 #include <map> | 8 #include <map> |
9 | 9 |
10 #include "base/command_line.h" | 10 #include "base/command_line.h" |
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69 cmdline.AppendSwitchASCII(i->first, escaped_value); | 69 cmdline.AppendSwitchASCII(i->first, escaped_value); |
70 } | 70 } |
71 } | 71 } |
72 | 72 |
73 #if defined(OS_WIN) | 73 #if defined(OS_WIN) |
74 return base::WideToUTF8(cmdline.GetCommandLineString()); | 74 return base::WideToUTF8(cmdline.GetCommandLineString()); |
75 #else | 75 #else |
76 return cmdline.GetCommandLineString(); | 76 return cmdline.GetCommandLineString(); |
77 #endif | 77 #endif |
78 } | 78 } |
79 | |
80 } // namespace | 79 } // namespace |
81 | 80 |
82 NinjaBuildWriter::NinjaBuildWriter( | 81 NinjaBuildWriter::NinjaBuildWriter( |
83 const BuildSettings* build_settings, | 82 const BuildSettings* build_settings, |
84 const std::vector<const Settings*>& all_settings, | 83 const std::vector<const Settings*>& all_settings, |
85 const Toolchain* default_toolchain, | 84 const Toolchain* default_toolchain, |
86 const std::vector<const Target*>& default_toolchain_targets, | 85 const std::vector<const Target*>& default_toolchain_targets, |
87 std::ostream& out, | 86 std::ostream& out, |
88 std::ostream& dep_out) | 87 std::ostream& dep_out) |
89 : build_settings_(build_settings), | 88 : build_settings_(build_settings), |
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136 } | 135 } |
137 | 136 |
138 NinjaBuildWriter gen(build_settings, all_settings, default_toolchain, | 137 NinjaBuildWriter gen(build_settings, all_settings, default_toolchain, |
139 default_toolchain_targets, file, depfile); | 138 default_toolchain_targets, file, depfile); |
140 return gen.Run(err); | 139 return gen.Run(err); |
141 } | 140 } |
142 | 141 |
143 void NinjaBuildWriter::WriteNinjaRules() { | 142 void NinjaBuildWriter::WriteNinjaRules() { |
144 out_ << "rule gn\n"; | 143 out_ << "rule gn\n"; |
145 out_ << " command = " << GetSelfInvocationCommand(build_settings_) << "\n"; | 144 out_ << " command = " << GetSelfInvocationCommand(build_settings_) << "\n"; |
146 out_ << " description = Regenerating ninja files\n\n"; | 145 out_ << " description = Regenerating ninja files\n"; |
146 out_ << " restat = 1\n\n"; | |
Peter Mayo
2015/09/23 18:53:34
This is important for this change.
| |
147 | 147 |
148 // This rule will regenerate the ninja files when any input file has changed. | 148 // This rule will regenerate the ninja files when any input file has changed, |
149 out_ << "build build.ninja: gn\n" | 149 // or is missing. |
150 out_ << "build build.ninja"; | |
151 | |
152 // Other files read by the build. | |
153 EscapeOptions path_escaping; | |
154 path_escaping.mode = ESCAPE_NINJA_COMMAND; | |
155 std::vector<SourceFile> written_files = g_scheduler->GetWrittenFiles(); | |
156 for (const auto& written_file : written_files) | |
157 out_ << " " << | |
Peter Mayo
2015/07/30 23:25:32
Is this the right wrapping? dropping the << onto
Dirk Pranke
2015/07/30 23:37:08
no clue :).
brettw
2015/07/31 00:57:01
Seems "not wrong"
| |
158 EscapeString(FilePathToUTF8(build_settings_->GetFullPath(written_file)), | |
159 path_escaping, nullptr); | |
160 | |
161 out_ << ": gn\n" | |
150 << " generator = 1\n" | 162 << " generator = 1\n" |
151 << " depfile = build.ninja.d\n"; | 163 << " depfile = build.ninja.d\n"; |
152 | 164 |
153 // Input build files. These go in the ".d" file. If we write them as | 165 // Input build files. These go in the ".d" file. If we write them as |
154 // dependencies in the .ninja file itself, ninja will expect the files to | 166 // dependencies in the .ninja file itself, ninja will expect the files to |
155 // exist and will error if they don't. When files are listed in a depfile, | 167 // exist and will error if they don't. When files are listed in a depfile, |
156 // missing files are ignored. | 168 // missing files are ignored. |
157 dep_out_ << "build.ninja:"; | 169 dep_out_ << "build.ninja:"; |
158 std::vector<base::FilePath> input_files; | 170 std::vector<base::FilePath> input_files; |
159 g_scheduler->input_file_manager()->GetAllPhysicalInputFileNames(&input_files); | 171 g_scheduler->input_file_manager()->GetAllPhysicalInputFileNames(&input_files); |
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313 EscapeOptions ninja_escape; | 325 EscapeOptions ninja_escape; |
314 ninja_escape.mode = ESCAPE_NINJA; | 326 ninja_escape.mode = ESCAPE_NINJA; |
315 | 327 |
316 // Escape for special chars Ninja will handle. | 328 // Escape for special chars Ninja will handle. |
317 std::string escaped = EscapeString(phony_name, ninja_escape, nullptr); | 329 std::string escaped = EscapeString(phony_name, ninja_escape, nullptr); |
318 | 330 |
319 out_ << "build " << escaped << ": phony "; | 331 out_ << "build " << escaped << ": phony "; |
320 path_output_.WriteFile(out_, target_file); | 332 path_output_.WriteFile(out_, target_file); |
321 out_ << std::endl; | 333 out_ << std::endl; |
322 } | 334 } |
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