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