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//===- PrintFunctionNames.cpp ---------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// Example clang plugin which simply prints the names of all the top-level decls
// in the input file.
//
//===----------------------------------------------------------------------===//
#include "clang/Frontend/FrontendPluginRegistry.h"
#include "clang/AST/ASTConsumer.h"
#include "clang/AST/AST.h"
#include "llvm/Support/raw_ostream.h"
using namespace clang;
namespace {
class PrintFunctionsConsumer : public ASTConsumer {
public:
virtual void HandleTopLevelDecl(DeclGroupRef DG) {
for (DeclGroupRef::iterator i = DG.begin(), e = DG.end(); i != e; ++i) {
const Decl *D = *i;
if (const NamedDecl *ND = dyn_cast<NamedDecl>(D))
llvm::errs() << "top-level-decl: \"" << ND->getNameAsString() << "\"\n";
}
}
};
class PrintFunctionNamesAction : public ASTFrontendAction {
protected:
ASTConsumer *CreateASTConsumer(CompilerInstance &CI, llvm::StringRef) {
return new PrintFunctionsConsumer();
}
};
}
FrontendPluginRegistry::Add<PrintFunctionNamesAction>
X("print-fns", "print function names");
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