llvm/clang/examples/AnnotateFunctions/AnnotateFunctions.cpp

//===- AnnotateFunctions.cpp ----------------------------------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
//
// Example clang plugin which adds an annotation to every function in
// translation units that start with #pragma enable_annotate.
//
//===----------------------------------------------------------------------===//

#include "clang/Frontend/FrontendPluginRegistry.h"
#include "clang/AST/AST.h"
#include "clang/AST/ASTConsumer.h"
#include "clang/AST/Attr.h"
#include "clang/Lex/Preprocessor.h"
#include "clang/Lex/LexDiagnostic.h"
usingnamespaceclang;

namespace {

static bool EnableAnnotate = …;
static bool HandledDecl = …;

class AnnotateFunctionsConsumer : public ASTConsumer { … };

class AnnotateFunctionsAction : public PluginASTAction { … };

class PragmaAnnotateHandler : public PragmaHandler { … };

}

static FrontendPluginRegistry::Add<AnnotateFunctionsAction>
X("annotate-fns", "annotate functions");

static PragmaHandlerRegistry::Add<PragmaAnnotateHandler>
Y("enable_annotate","enable annotation");