clang-1/tools/libclang/CXString.h

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//===- CXString.h - Routines for manipulating CXStrings -------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file defines routines for manipulating CXStrings.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_CLANG_CXSTRING_H
#define LLVM_CLANG_CXSTRING_H
#include "clang-c/Index.h"
#include "clang/Basic/LLVM.h"
#include "llvm/ADT/SmallString.h"
#include "llvm/ADT/StringRef.h"
#include <vector>
namespace clang {
namespace cxstring {
struct CXStringBuf;
/// \brief Create a CXString object from a C string.
CXString createCXString(const char *String, bool DupString = false);
/// \brief Create a CXString object from a StringRef.
CXString createCXString(StringRef String, bool DupString = true);
/// \brief Create a CXString object that is backed by a string buffer.
CXString createCXString(CXStringBuf *buf);
/// \brief A string pool used for fast allocation/deallocation of strings.
class CXStringPool {
public:
~CXStringPool();
CXStringBuf *getCXStringBuf(CXTranslationUnit TU);
private:
std::vector<CXStringBuf *> Pool;
friend struct CXStringBuf;
};
struct CXStringBuf {
SmallString<128> Data;
CXTranslationUnit TU;
CXStringBuf(CXTranslationUnit TU) : TU(TU) {}
/// \brief Return this buffer to the pool.
void dispose();
};
CXStringBuf *getCXStringBuf(CXTranslationUnit TU);
/// \brief Returns true if the CXString data is managed by a pool.
bool isManagedByPool(CXString str);
}
}
#endif