aboutsummaryrefslogtreecommitdiff
path: root/include/clang/Driver/ArgList.h
blob: c4f3bbc1a458f010d02e7c84a5a7536dbac25438 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
//===--- ArgList.h - Argument List Management ----------*- C++ -*-===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//

#ifndef CLANG_DRIVER_ARGLIST_H_
#define CLANG_DRIVER_ARGLIST_H_

#include "Util.h"
#include "llvm/ADT/SmallVector.h"

namespace clang {
namespace driver {
  class Arg;

  /// ArgList - Ordered collection of driver arguments.
  ///
  /// The ArgList class manages a list of Arg instances as well as
  /// auxiliary data and convenience methods to allow Tools to quickly
  /// check for the presence of Arg instances for a particular Option
  /// and to iterate over groups of arguments.
  class ArgList {
  public:
    typedef llvm::SmallVector<Arg*, 16> arglist_type;
    typedef arglist_type::iterator iterator;
    typedef arglist_type::const_iterator const_iterator;

  private:
    /// List of argument strings used by the contained Args.
    ArgStringList ArgStrings;

    /// The full list of arguments.
    arglist_type Args;

  public:
    ArgList(const char **ArgBegin, const char **ArgEnd);
    ArgList(const ArgList &);
    ~ArgList();

    unsigned size() const { return Args.size(); }

    iterator begin() { return Args.begin(); }
    iterator end() { return Args.end(); }

    const_iterator begin() const { return Args.begin(); }
    const_iterator end() const { return Args.end(); }
    
    /// append - Append \arg A to the arg list, taking ownership.
    void append(Arg *A);

    /// getArgString - Return the input argument string at \arg Index.
    const char *getArgString(unsigned Index) const { return ArgStrings[Index]; }
  };
} // end namespace driver
} // end namespace clang

#endif