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Clang: Collect source dependencies

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It is quite easy because we track the include directives in the
preprocessor callbacks.

Change-Id: I2d7bd67b31f50c0d8d4a46c57e83dffa0c558dc7
Reviewed-by: Ivan Donchevskii <ivan.donchevskii@qt.io>
This commit is contained in:
Marco Bubke
2018-01-31 13:53:57 +01:00
parent b2d3951bde
commit 048224bef1
13 changed files with 93 additions and 16 deletions
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22
src/tools/clangrefactoringbackend/source/symbolsvisitorbase.h
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@@ -50,22 +50,30 @@ public:
FilePathId filePathId(clang::SourceLocation sourceLocation)
{
uint clangFileId = m_sourceManager.getFileID(sourceLocation).getHashValue();
clang::FileID clangFileId = m_sourceManager.getFileID(sourceLocation);
const clang::FileEntry *fileEntry = m_sourceManager.getFileEntryForID(clangFileId);
auto found = m_filePathIndices.find(clangFileId);
return filePathId(fileEntry);
}
if (found != m_filePathIndices.end())
return found->second;
FilePathId filePathId(const clang::FileEntry *fileEntry)
{
if (fileEntry) {
uint fileHash = fileEntry->getUID();
auto filePath = m_sourceManager.getFilename(sourceLocation);
auto found = m_filePathIndices.find(fileHash);
if (filePath.size() > 0) {
if (found != m_filePathIndices.end())
return found->second;
auto filePath = fileEntry->getName();
FilePathId filePathId = m_filePathCache.filePathId(FilePath::fromNativeFilePath(absolutePath(filePath)));
m_filePathIndices.emplace(clangFileId, filePathId);
m_filePathIndices.emplace(fileHash, filePathId);
return filePathId;
}
return {};
}