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Diffstat (limited to 'contrib/llvm/tools/clang/examples/PrintFunctionNames/PrintFunctionNames.cpp')
-rw-r--r-- | contrib/llvm/tools/clang/examples/PrintFunctionNames/PrintFunctionNames.cpp | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/contrib/llvm/tools/clang/examples/PrintFunctionNames/PrintFunctionNames.cpp b/contrib/llvm/tools/clang/examples/PrintFunctionNames/PrintFunctionNames.cpp new file mode 100644 index 0000000..5b7b66a --- /dev/null +++ b/contrib/llvm/tools/clang/examples/PrintFunctionNames/PrintFunctionNames.cpp @@ -0,0 +1,44 @@ +//===- 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"); |