forked from OSchip/llvm-project
85 lines
3.3 KiB
C++
85 lines
3.3 KiB
C++
//===--- RestrictSystemIncludesCheck.h - clang-tidy --------------*- C++-*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_PORTABILITY_RESTRICTINCLUDESSCHECK_H
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#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_PORTABILITY_RESTRICTINCLUDESSCHECK_H
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#include "../ClangTidyCheck.h"
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#include "../GlobList.h"
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namespace clang {
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namespace tidy {
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namespace portability {
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/// Checks for allowed includes and suggests removal of any others. If no
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/// includes are specified, the check will exit without issuing any warnings.
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///
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/// For the user-facing documentation see:
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/// http://clang.llvm.org/extra/clang-tidy/checks/portability-restrict-system-includes.html
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class RestrictSystemIncludesCheck : public ClangTidyCheck {
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public:
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RestrictSystemIncludesCheck(StringRef Name, ClangTidyContext *Context,
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std::string DefaultAllowedIncludes = "*")
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: ClangTidyCheck(Name, Context),
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AllowedIncludes(Options.get("Includes", DefaultAllowedIncludes)),
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AllowedIncludesGlobList(AllowedIncludes) {}
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void registerPPCallbacks(const SourceManager &SM, Preprocessor *PP,
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Preprocessor *ModuleExpanderPP) override;
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void storeOptions(ClangTidyOptions::OptionMap &Opts) override;
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bool contains(StringRef FileName) {
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return AllowedIncludesGlobList.contains(FileName);
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}
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private:
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std::string AllowedIncludes;
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GlobList AllowedIncludesGlobList;
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};
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class RestrictedIncludesPPCallbacks : public PPCallbacks {
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public:
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explicit RestrictedIncludesPPCallbacks(RestrictSystemIncludesCheck &Check,
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const SourceManager &SM)
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: Check(Check), SM(SM) {}
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void InclusionDirective(SourceLocation HashLoc, const Token &IncludeTok,
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StringRef FileName, bool IsAngled,
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CharSourceRange FilenameRange, const FileEntry *File,
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StringRef SearchPath, StringRef RelativePath,
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const Module *Imported,
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SrcMgr::CharacteristicKind FileType) override;
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void EndOfMainFile() override;
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private:
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struct IncludeDirective {
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IncludeDirective() = default;
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IncludeDirective(SourceLocation Loc, CharSourceRange Range,
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StringRef Filename, StringRef FullPath, bool IsInMainFile)
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: Loc(Loc), Range(Range), IncludeFile(Filename), IncludePath(FullPath),
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IsInMainFile(IsInMainFile) {}
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SourceLocation Loc; // '#' location in the include directive
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CharSourceRange Range; // SourceRange for the file name
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std::string IncludeFile; // Filename as a string
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std::string IncludePath; // Full file path as a string
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bool IsInMainFile; // Whether or not the include is in the main file
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};
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using FileIncludes = llvm::SmallVector<IncludeDirective, 8>;
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llvm::SmallDenseMap<FileID, FileIncludes> IncludeDirectives;
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RestrictSystemIncludesCheck &Check;
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const SourceManager &SM;
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};
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} // namespace portability
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} // namespace tidy
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} // namespace clang
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#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_PORTABILITY_RESTRICTINCLUDESSCHECK_H
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