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Diffstat (limited to 'clang-tools-extra/clang-tidy/fuchsia/RestrictSystemIncludesCheck.cpp')
| -rw-r--r-- | clang-tools-extra/clang-tidy/fuchsia/RestrictSystemIncludesCheck.cpp | 118 |
1 files changed, 0 insertions, 118 deletions
diff --git a/clang-tools-extra/clang-tidy/fuchsia/RestrictSystemIncludesCheck.cpp b/clang-tools-extra/clang-tidy/fuchsia/RestrictSystemIncludesCheck.cpp deleted file mode 100644 index 4817e904105..00000000000 --- a/clang-tools-extra/clang-tidy/fuchsia/RestrictSystemIncludesCheck.cpp +++ /dev/null @@ -1,118 +0,0 @@ -//===--- RestrictSystemIncludesCheck.cpp - clang-tidy----------------------===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// - -#include "RestrictSystemIncludesCheck.h" -#include "clang/Frontend/CompilerInstance.h" -#include "clang/Lex/HeaderSearch.h" -#include "clang/Lex/PPCallbacks.h" -#include "clang/Lex/Preprocessor.h" -#include "llvm/ADT/DenseMap.h" -#include "llvm/ADT/SmallVector.h" -#include "llvm/Support/Path.h" -#include <cstring> - -namespace clang { -namespace tidy { -namespace fuchsia { - -class RestrictedIncludesPPCallbacks : public PPCallbacks { -public: - explicit RestrictedIncludesPPCallbacks(RestrictSystemIncludesCheck &Check, - SourceManager &SM) - : Check(Check), SM(SM) {} - - void InclusionDirective(SourceLocation HashLoc, const Token &IncludeTok, - StringRef FileName, bool IsAngled, - CharSourceRange FilenameRange, const FileEntry *File, - StringRef SearchPath, StringRef RelativePath, - const Module *Imported, - SrcMgr::CharacteristicKind FileType) override; - void EndOfMainFile() override; - -private: - struct IncludeDirective { - IncludeDirective() = default; - IncludeDirective(SourceLocation Loc, CharSourceRange Range, - StringRef Filename, StringRef FullPath, bool IsInMainFile) - : Loc(Loc), Range(Range), IncludeFile(Filename), IncludePath(FullPath), - IsInMainFile(IsInMainFile) {} - - SourceLocation Loc; // '#' location in the include directive - CharSourceRange Range; // SourceRange for the file name - std::string IncludeFile; // Filename as a string - std::string IncludePath; // Full file path as a string - bool IsInMainFile; // Whether or not the include is in the main file - }; - - using FileIncludes = llvm::SmallVector<IncludeDirective, 8>; - llvm::SmallDenseMap<FileID, FileIncludes> IncludeDirectives; - - RestrictSystemIncludesCheck &Check; - SourceManager &SM; -}; - -void RestrictedIncludesPPCallbacks::InclusionDirective( - SourceLocation HashLoc, const Token &IncludeTok, StringRef FileName, - bool IsAngled, CharSourceRange FilenameRange, const FileEntry *File, - StringRef SearchPath, StringRef RelativePath, const Module *Imported, - SrcMgr::CharacteristicKind FileType) { - if (!Check.contains(FileName) && SrcMgr::isSystem(FileType)) { - SmallString<256> FullPath; - llvm::sys::path::append(FullPath, SearchPath); - llvm::sys::path::append(FullPath, RelativePath); - // Bucket the allowed include directives by the id of the file they were - // declared in. - IncludeDirectives[SM.getFileID(HashLoc)].emplace_back( - HashLoc, FilenameRange, FileName, FullPath.str(), - SM.isInMainFile(HashLoc)); - } -} - -void RestrictedIncludesPPCallbacks::EndOfMainFile() { - for (const auto &Bucket : IncludeDirectives) { - const FileIncludes &FileDirectives = Bucket.second; - - // Emit fixits for all restricted includes. - for (const auto &Include : FileDirectives) { - // Fetch the length of the include statement from the start to just after - // the newline, for finding the end (including the newline). - unsigned ToLen = std::strcspn(SM.getCharacterData(Include.Loc), "\n") + 1; - CharSourceRange ToRange = CharSourceRange::getCharRange( - Include.Loc, Include.Loc.getLocWithOffset(ToLen)); - - if (!Include.IsInMainFile) { - auto D = Check.diag( - Include.Loc, - "system include %0 not allowed, transitively included from %1"); - D << Include.IncludeFile << SM.getFilename(Include.Loc); - D << FixItHint::CreateRemoval(ToRange); - continue; - } - auto D = Check.diag(Include.Loc, "system include %0 not allowed"); - D << Include.IncludeFile; - D << FixItHint::CreateRemoval(ToRange); - } - } -} - -void RestrictSystemIncludesCheck::registerPPCallbacks( - CompilerInstance &Compiler) { - Compiler.getPreprocessor().addPPCallbacks( - llvm::make_unique<RestrictedIncludesPPCallbacks>( - *this, Compiler.getSourceManager())); -} - -void RestrictSystemIncludesCheck::storeOptions( - ClangTidyOptions::OptionMap &Opts) { - Options.store(Opts, "Includes", AllowedIncludes); -} - -} // namespace fuchsia -} // namespace tidy -} // namespace clang |

