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Add .gitignore file in .cache/clangd/index #170003

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Add .gitignore file in .cache/clangd/index #170003

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14 changes: 14 additions & 0 deletions clang-tools-extra/clangd/index/BackgroundIndexStorage.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -45,6 +45,20 @@ class DiskBackedIndexStorage : public BackgroundIndexStorage {
if (EC != OK) {
elog("Failed to create directory {0} for index storage: {1}",
DiskShardRoot, EC.message());
} else {
// Create a .gitignore file in the directory to ignore all files.
llvm::SmallString<128> GitignorePath(DiskShardRoot);
llvm::sys::path::append(GitignorePath, ".gitignore");
if (!llvm::sys::fs::exists(GitignorePath)) {
llvm::raw_fd_ostream GitignoreFile(GitignorePath, EC,
llvm::sys::fs::OF_None);
if (EC == OK) {
GitignoreFile << "*\n";
} else {
elog("Failed to create .gitignore in {0}: {1}", DiskShardRoot,
EC.message());
}
}
}
}

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