//===--- Action.h - The LLVM Compiler Driver --------------------*- C++ -*-===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open
// Source License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
//  Action - encapsulates a single shell command.
//
//===----------------------------------------------------------------------===//

#ifndef LLVM_INCLUDE_COMPILER_DRIVER_ACTION_H
#define LLVM_INCLUDE_COMPILER_DRIVER_ACTION_H

#include <string>
#include <vector>

namespace llvmc {

  typedef std::vector<std::string> StrVector;

  /// Action - A class that encapsulates a single shell command.
  class Action {
    /// Command_ - The actual command (for example, 'ls').
    std::string Command_;
    /// Args_ - Command arguments. Stdout redirection ("> file") is allowed.
    std::vector<std::string> Args_;
    /// StopCompilation_ - Should we stop compilation after executing
    /// this action?
    bool StopCompilation_;
    /// OutFile_ - The output file name.
    std::string OutFile_;

  public:
    void Construct (const std::string& C, const StrVector& A,
                    bool S, const std::string& O) {
      Command_ = C;
      Args_ = A;
      StopCompilation_ = S;
      OutFile_ = O;
    }
    bool IsConstructed () { return (Command_.size() != 0);}

    /// Execute - Executes the command. Returns -1 on error.
    int Execute () const;
    bool StopCompilation () const { return StopCompilation_; }
    const std::string& OutFile() { return OutFile_; }
  };

}

#endif // LLVM_INCLUDE_COMPILER_DRIVER_ACTION_H