StrToken.h revision 533eae20118036f425f27bf0536ef0ccbb090b65 
1//===- StrToken.h ---------------------------------------------------------===//
2//
3//                     The MCLinker Project
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9#ifndef MCLD_SCRIPT_STRTOKEN_H
10#define MCLD_SCRIPT_STRTOKEN_H
11
12#include <mcld/Support/Allocators.h>
13#include <mcld/Config/Config.h>
14#include <string>
15
16namespace mcld
17{
18
19/** \class StrToken
20 *  \brief This class defines the interfaces to a element in EXCLUDE_FILE list
21 *         or in Output Section Phdr, or be a base class of other str token.
22 */
23
24class StrToken
25{
26public:
27  enum Kind {
28    Unknown,
29    String,
30    Input,
31    Wildcard
32  };
33
34private:
35  friend class Chunk<StrToken, MCLD_SYMBOLS_PER_INPUT>;
36protected:
37  StrToken();
38  StrToken(Kind pKind, const std::string& pString);
39
40public:
41  virtual ~StrToken();
42
43  Kind kind() const { return m_Kind; }
44
45  const std::string& name() const { return m_Name; }
46
47  static bool classof(const StrToken* pToken)
48  {
49    return pToken->kind() == StrToken::String;
50  }
51
52  /* factory method */
53  static StrToken* create(const std::string& pString);
54  static void destroy(StrToken*& pToken);
55  static void clear();
56
57private:
58  Kind m_Kind;
59  std::string m_Name;
60};
61
62} // namepsace of mcld
63
64#endif
65