diff options
Diffstat (limited to 'contrib/llvm/tools/clang/lib/Rewrite/FrontendActions.cpp')
-rw-r--r-- | contrib/llvm/tools/clang/lib/Rewrite/FrontendActions.cpp | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/contrib/llvm/tools/clang/lib/Rewrite/FrontendActions.cpp b/contrib/llvm/tools/clang/lib/Rewrite/FrontendActions.cpp new file mode 100644 index 0000000..f00e7fd --- /dev/null +++ b/contrib/llvm/tools/clang/lib/Rewrite/FrontendActions.cpp @@ -0,0 +1,116 @@ +//===--- FrontendActions.cpp ----------------------------------------------===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// + +#include "clang/Rewrite/FrontendActions.h" +#include "clang/AST/ASTConsumer.h" +#include "clang/Lex/Preprocessor.h" +#include "clang/Parse/Parser.h" +#include "clang/Basic/FileManager.h" +#include "clang/Frontend/CompilerInstance.h" +#include "clang/Frontend/FrontendDiagnostic.h" +#include "clang/Frontend/Utils.h" +#include "clang/Rewrite/ASTConsumers.h" +#include "clang/Rewrite/FixItRewriter.h" +#include "clang/Rewrite/Rewriters.h" +#include "llvm/ADT/OwningPtr.h" +#include "llvm/Support/raw_ostream.h" +#include "llvm/Support/Path.h" +using namespace clang; + +//===----------------------------------------------------------------------===// +// AST Consumer Actions +//===----------------------------------------------------------------------===// + +ASTConsumer *HTMLPrintAction::CreateASTConsumer(CompilerInstance &CI, + StringRef InFile) { + if (raw_ostream *OS = CI.createDefaultOutputFile(false, InFile)) + return CreateHTMLPrinter(OS, CI.getPreprocessor()); + return 0; +} + +FixItAction::FixItAction() {} +FixItAction::~FixItAction() {} + +ASTConsumer *FixItAction::CreateASTConsumer(CompilerInstance &CI, + StringRef InFile) { + return new ASTConsumer(); +} + +namespace { +class FixItRewriteInPlace : public FixItOptions { +public: + std::string RewriteFilename(const std::string &Filename) { return Filename; } +}; + +class FixItActionSuffixInserter : public FixItOptions { + std::string NewSuffix; + +public: + FixItActionSuffixInserter(std::string NewSuffix, bool FixWhatYouCan) + : NewSuffix(NewSuffix) { + this->FixWhatYouCan = FixWhatYouCan; + } + + std::string RewriteFilename(const std::string &Filename) { + llvm::SmallString<128> Path(Filename); + llvm::sys::path::replace_extension(Path, + NewSuffix + llvm::sys::path::extension(Path)); + return Path.str(); + } +}; +} // end anonymous namespace + +bool FixItAction::BeginSourceFileAction(CompilerInstance &CI, + StringRef Filename) { + const FrontendOptions &FEOpts = getCompilerInstance().getFrontendOpts(); + if (!FEOpts.FixItSuffix.empty()) { + FixItOpts.reset(new FixItActionSuffixInserter(FEOpts.FixItSuffix, + FEOpts.FixWhatYouCan)); + } else { + FixItOpts.reset(new FixItRewriteInPlace); + FixItOpts->FixWhatYouCan = FEOpts.FixWhatYouCan; + } + Rewriter.reset(new FixItRewriter(CI.getDiagnostics(), CI.getSourceManager(), + CI.getLangOpts(), FixItOpts.get())); + return true; +} + +void FixItAction::EndSourceFileAction() { + // Otherwise rewrite all files. + Rewriter->WriteFixedFiles(); +} + +//===----------------------------------------------------------------------===// +// Preprocessor Actions +//===----------------------------------------------------------------------===// + +ASTConsumer *RewriteObjCAction::CreateASTConsumer(CompilerInstance &CI, + StringRef InFile) { + if (raw_ostream *OS = CI.createDefaultOutputFile(false, InFile, "cpp")) + return CreateObjCRewriter(InFile, OS, + CI.getDiagnostics(), CI.getLangOpts(), + CI.getDiagnosticOpts().NoRewriteMacros); + return 0; +} + +void RewriteMacrosAction::ExecuteAction() { + CompilerInstance &CI = getCompilerInstance(); + raw_ostream *OS = CI.createDefaultOutputFile(true, getCurrentFile()); + if (!OS) return; + + RewriteMacrosInInput(CI.getPreprocessor(), OS); +} + +void RewriteTestAction::ExecuteAction() { + CompilerInstance &CI = getCompilerInstance(); + raw_ostream *OS = CI.createDefaultOutputFile(false, getCurrentFile()); + if (!OS) return; + + DoRewriteTest(CI.getPreprocessor(), OS); +} |