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//===- CIndexer.h - Clang-C Source Indexing Library -----------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file defines CIndexer, a subclass of Indexer that provides extra
// functionality needed by the CIndex library.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_CLANG_CINDEXER_H
#define LLVM_CLANG_CINDEXER_H
#include "clang-c/Index.h"
#include "clang/Frontend/CompilerInstance.h"
#include "clang/Frontend/ASTUnit.h"
#include "llvm/System/Path.h"
#include <vector>
using namespace clang;
/// IgnoreDiagnosticsClient - A DiagnosticsClient that just ignores emitted
/// warnings and errors.
class IgnoreDiagnosticsClient : public DiagnosticClient {
public:
virtual ~IgnoreDiagnosticsClient() {}
virtual void HandleDiagnostic(Diagnostic::Level, const DiagnosticInfo &) {}
};
class CIndexer {
DiagnosticOptions DiagOpts;
IgnoreDiagnosticsClient IgnoreDiagClient;
llvm::OwningPtr<Diagnostic> TextDiags;
Diagnostic IgnoreDiags;
bool UseExternalASTGeneration;
bool OnlyLocalDecls;
bool DisplayDiagnostics;
llvm::sys::Path ClangPath;
public:
CIndexer() : IgnoreDiags(&IgnoreDiagClient), UseExternalASTGeneration(false),
OnlyLocalDecls(false), DisplayDiagnostics(false)
{
TextDiags.reset(CompilerInstance::createDiagnostics(DiagOpts, 0, 0));
}
/// \brief Whether we only want to see "local" declarations (that did not
/// come from a previous precompiled header). If false, we want to see all
/// declarations.
bool getOnlyLocalDecls() const { return OnlyLocalDecls; }
void setOnlyLocalDecls(bool Local = true) { OnlyLocalDecls = Local; }
bool getDisplayDiagnostics() const { return DisplayDiagnostics; }
void setDisplayDiagnostics(bool Display = true) {
DisplayDiagnostics = Display;
}
bool getUseExternalASTGeneration() const { return UseExternalASTGeneration; }
void setUseExternalASTGeneration(bool Value) {
UseExternalASTGeneration = Value;
}
Diagnostic &getDiags() {
return DisplayDiagnostics ? *TextDiags : IgnoreDiags;
}
/// \brief Get the path of the clang binary.
const llvm::sys::Path& getClangPath();
/// \brief Get the path of the clang resource files.
std::string getClangResourcesPath();
static CXString createCXString(const char *String, bool DupString = false);
};
namespace clang {
/**
* \brief Given a set of "unsaved" files, create temporary files and
* construct the clang -cc1 argument list needed to perform the remapping.
*
* \returns true if an error occurred.
*/
bool RemapFiles(unsigned num_unsaved_files,
struct CXUnsavedFile *unsaved_files,
std::vector<std::string> &RemapArgs,
std::vector<llvm::sys::Path> &TemporaryFiles);
}
#endif
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