| //===--- InputInfo.h - Input Source & Type Information ----------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef CLANG_LIB_DRIVER_INPUTINFO_H_ |
| #define CLANG_LIB_DRIVER_INPUTINFO_H_ |
| |
| #include <cassert> |
| #include <string> |
| |
| namespace clang { |
| namespace driver { |
| class PipedJob; |
| |
| /// InputInfo - Wrapper for information about an input source. |
| class InputInfo { |
| union { |
| const char *Filename; |
| PipedJob *Pipe; |
| } Data; |
| bool IsPipe; |
| types::ID Type; |
| const char *BaseInput; |
| |
| public: |
| InputInfo() {} |
| InputInfo(types::ID _Type, const char *_BaseInput) |
| : IsPipe(false), Type(_Type), BaseInput(_BaseInput) { |
| Data.Filename = 0; |
| } |
| InputInfo(const char *Filename, types::ID _Type, const char *_BaseInput) |
| : IsPipe(false), Type(_Type), BaseInput(_BaseInput) { |
| Data.Filename = Filename; |
| } |
| InputInfo(PipedJob *Pipe, types::ID _Type, const char *_BaseInput) |
| : IsPipe(true), Type(_Type), BaseInput(_BaseInput) { |
| Data.Pipe = Pipe; |
| } |
| |
| bool isPipe() const { return IsPipe; } |
| types::ID getType() const { return Type; } |
| const char *getBaseInput() const { return BaseInput; } |
| |
| const char *getInputFilename() const { |
| assert(!isPipe() && "Invalid accessor."); |
| return Data.Filename; |
| } |
| PipedJob &getPipe() const { |
| assert(isPipe() && "Invalid accessor."); |
| return *Data.Pipe; |
| } |
| |
| /// getAsString - Return a string name for this input, for |
| /// debugging. |
| std::string getAsString() const { |
| if (isPipe()) |
| return "(pipe)"; |
| else if (const char *N = getInputFilename()) |
| return std::string("\"") + N + '"'; |
| else |
| return "(nothing)"; |
| } |
| }; |
| |
| } // end namespace driver |
| } // end namespace clang |
| |
| #endif |