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//===--- AvoidPragmaOnceCheck.h - clang-tidy --------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_PORTABILITY_AVOIDPRAGMAONCECHECK_H
#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_PORTABILITY_AVOIDPRAGMAONCECHECK_H
#include "../ClangTidyCheck.h"
namespace clang::tidy::portability {
/// Finds uses of ``#pragma once`` and suggests replacing them with standard
/// include guards (``#ifndef``/``#define``/``#endif``) for improved
/// portability.
///
/// For the user-facing documentation see:
/// http://clang.llvm.org/extra/clang-tidy/checks/portability/avoid-pragma-once.html
class AvoidPragmaOnceCheck : public ClangTidyCheck {
public:
AvoidPragmaOnceCheck(StringRef Name, ClangTidyContext *Context)
: ClangTidyCheck(Name, Context) {}
bool isLanguageVersionSupported(const LangOptions &LangOpts) const override {
return LangOpts.CPlusPlus || LangOpts.C99;
}
void registerPPCallbacks(const SourceManager &SM, Preprocessor *PP,
Preprocessor *ModuleExpanderPP) override;
};
} // namespace clang::tidy::portability
#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_PORTABILITY_AVOIDPRAGMAONCECHECK_H
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