Check if these two filenames belong to the same module. The concept of a 'module' here is a as follows: foo.h, foo-inl.h, foo.cc, foo_test.cc and foo_unittest.cc belong to the same 'module' if they are in the same directory. some/path/public/xyzzy and some/path/internal/xyzzy are also consi
(filename_cc, filename_h)
| 5339 | |
| 5340 | |
| 5341 | def FilesBelongToSameModule(filename_cc, filename_h): |
| 5342 | """Check if these two filenames belong to the same module. |
| 5343 | |
| 5344 | The concept of a 'module' here is a as follows: |
| 5345 | foo.h, foo-inl.h, foo.cc, foo_test.cc and foo_unittest.cc belong to the |
| 5346 | same 'module' if they are in the same directory. |
| 5347 | some/path/public/xyzzy and some/path/internal/xyzzy are also considered |
| 5348 | to belong to the same module here. |
| 5349 | |
| 5350 | If the filename_cc contains a longer path than the filename_h, for example, |
| 5351 | '/absolute/path/to/base/sysinfo.cc', and this file would include |
| 5352 | 'base/sysinfo.h', this function also produces the prefix needed to open the |
| 5353 | header. This is used by the caller of this function to more robustly open the |
| 5354 | header file. We don't have access to the real include paths in this context, |
| 5355 | so we need this guesswork here. |
| 5356 | |
| 5357 | Known bugs: tools/base/bar.cc and base/bar.h belong to the same module |
| 5358 | according to this implementation. Because of this, this function gives |
| 5359 | some false positives. This should be sufficiently rare in practice. |
| 5360 | |
| 5361 | Args: |
| 5362 | filename_cc: is the path for the .cc file |
| 5363 | filename_h: is the path for the header path |
| 5364 | |
| 5365 | Returns: |
| 5366 | Tuple with a bool and a string: |
| 5367 | bool: True if filename_cc and filename_h belong to the same module. |
| 5368 | string: the additional prefix needed to open the header file. |
| 5369 | """ |
| 5370 | |
| 5371 | fileinfo = FileInfo(filename_cc) |
| 5372 | if not fileinfo.IsSource(): |
| 5373 | return (False, '') |
| 5374 | filename_cc = filename_cc[:-len(fileinfo.Extension())] |
| 5375 | matched_test_suffix = Search(_TEST_FILE_SUFFIX, fileinfo.BaseName()) |
| 5376 | if matched_test_suffix: |
| 5377 | filename_cc = filename_cc[:-len(matched_test_suffix.group(1))] |
| 5378 | filename_cc = filename_cc.replace('/public/', '/') |
| 5379 | filename_cc = filename_cc.replace('/internal/', '/') |
| 5380 | |
| 5381 | if not filename_h.endswith('.h'): |
| 5382 | return (False, '') |
| 5383 | filename_h = filename_h[:-len('.h')] |
| 5384 | if filename_h.endswith('-inl'): |
| 5385 | filename_h = filename_h[:-len('-inl')] |
| 5386 | filename_h = filename_h.replace('/public/', '/') |
| 5387 | filename_h = filename_h.replace('/internal/', '/') |
| 5388 | |
| 5389 | files_belong_to_same_module = filename_cc.endswith(filename_h) |
| 5390 | common_path = '' |
| 5391 | if files_belong_to_same_module: |
| 5392 | common_path = filename_cc[:-len(filename_h)] |
| 5393 | return files_belong_to_same_module, common_path |
| 5394 | |
| 5395 | |
| 5396 | def UpdateIncludeState(filename, include_dict, io=codecs): |