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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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/substitution_writer.h" | 5 #include "tools/gn/substitution_writer.h" |
6 | 6 |
7 #include "tools/gn/build_settings.h" | 7 #include "tools/gn/build_settings.h" |
8 #include "tools/gn/escape.h" | 8 #include "tools/gn/escape.h" |
9 #include "tools/gn/filesystem_utils.h" | 9 #include "tools/gn/filesystem_utils.h" |
10 #include "tools/gn/output_file.h" | 10 #include "tools/gn/output_file.h" |
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91 source file is in a different directory than the BUILD.gn file. | 91 source file is in a different directory than the BUILD.gn file. |
92 "//foo/bar/baz.txt" => "gen/foo/bar" | 92 "//foo/bar/baz.txt" => "gen/foo/bar" |
93 | 93 |
94 {{source_out_dir}} | 94 {{source_out_dir}} |
95 The object file directory (*) corresponding to the source file's path, | 95 The object file directory (*) corresponding to the source file's path, |
96 relative to the build directory. this us be different than the target's | 96 relative to the build directory. this us be different than the target's |
97 out directory if the source file is in a different directory than the | 97 out directory if the source file is in a different directory than the |
98 build.gn file. | 98 build.gn file. |
99 "//foo/bar/baz.txt" => "obj/foo/bar" | 99 "//foo/bar/baz.txt" => "obj/foo/bar" |
100 | 100 |
101 {{source_target_relative}}\n" | 101 {{source_target_relative}} |
102 The path to the source file relative to the target's directory. This will | 102 The path to the source file relative to the target's directory. This will |
103 generally be used for replicating the source directory layout in the | 103 generally be used for replicating the source directory layout in the |
104 output directory. This can only be used in actions and it is an error to | 104 output directory. This can only be used in actions and it is an error to |
105 use in process_file_template where there is no "target". | 105 use in process_file_template where there is no "target". |
106 "//foo/bar/baz.txt" => "baz.txt" | 106 "//foo/bar/baz.txt" => "baz.txt" |
107 | 107 |
108 (*) Note on directories | 108 (*) Note on directories |
109 | 109 |
110 Paths containing directories (except the source_root_relative_dir) will be | 110 Paths containing directories (except the source_root_relative_dir) will be |
111 different depending on what context the expansion is evaluated in. Generally | 111 different depending on what context the expansion is evaluated in. Generally |
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601 return tool->default_output_extension(); | 601 return tool->default_output_extension(); |
602 if (target->output_extension().empty()) | 602 if (target->output_extension().empty()) |
603 return std::string(); // Explicitly set to no extension. | 603 return std::string(); // Explicitly set to no extension. |
604 return std::string(".") + target->output_extension(); | 604 return std::string(".") + target->output_extension(); |
605 | 605 |
606 default: | 606 default: |
607 NOTREACHED(); | 607 NOTREACHED(); |
608 return std::string(); | 608 return std::string(); |
609 } | 609 } |
610 } | 610 } |
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