InputInfo.h revision f353c8cc2ee1cc16ff194b399a8d951f707fb129 
1//===--- InputInfo.h - Input Source & Type Information ----------*- C++ -*-===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9
10#ifndef CLANG_LIB_DRIVER_INPUTINFO_H_
11#define CLANG_LIB_DRIVER_INPUTINFO_H_
12
13#include <cassert>
14
15namespace clang {
16namespace driver {
17  class PipedJob;
18
19/// InputInfo - Wrapper for information about an input source.
20class InputInfo {
21  union {
22    const char *Filename;
23    PipedJob *Pipe;
24  } Data;
25  bool IsPipe;
26  types::ID Type;
27  const char *BaseInput;
28
29public:
30  InputInfo() {}
31  InputInfo(const char *Filename, types::ID _Type, const char *_BaseInput)
32    : IsPipe(false), Type(_Type), BaseInput(_BaseInput) {
33    Data.Filename = Filename;
34  }
35  InputInfo(PipedJob *Pipe, types::ID _Type, const char *_BaseInput)
36    : IsPipe(true), Type(_Type), BaseInput(_BaseInput) {
37    Data.Pipe = Pipe;
38  }
39
40  bool isPipe() const { return IsPipe; }
41  types::ID getType() const { return Type; }
42  const char *getBaseInput() const { return BaseInput; }
43
44  const char *getInputFilename() const {
45    assert(!isPipe() && "Invalid accessor.");
46    return Data.Filename;
47  }
48  PipedJob &getPipe() const {
49    assert(isPipe() && "Invalid accessor.");
50    return *Data.Pipe;
51  }
52};
53
54} // end namespace driver
55} // end namespace clang
56
57#endif
58