Executable.hpp

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// DUNE DAQ modification notice:
// This file has been modified from the original ATLAS system source for the DUNE DAQ project.
// Fork baseline commit: system-00-00-20 (2020-09-25).
// Renamed since fork: yes (from system/Executable.h to include/okssystem/Executable.hpp).
 
/*
 *  Executable.h
 *  OksSystem
 *
 *  Created by Matthias Wiesmann on 06.01.05.
 *  Copyright 2005 CERN. All rights reserved.
 *
 */
 
#ifndef OKSSYSTEM_EXECUTABLE
#define OKSSYSTEM_EXECUTABLE
 
#include <map>
#include <vector>
 
#include "okssystem/File.hpp"
#include "okssystem/Process.hpp"
 
namespace OksSystem {

 
class Executable : public File
{
 
public:
  typedef std::vector<std::string> param_collection;
  typedef std::map<std::string, std::string> env_collection;
 
protected:
  void exec(char** argv) const; 
  void exec(char** const argv, char** const env)
    const; 
  static const char* const SHELL_COMMAND;       
  static const char* const SHELL_COMMAND_PARAM; 
  static void copy_fd(int fd,
                      std::ostream& target); 
public:
  static std::string okssystem(const std::string& command); 
 
  Executable(const OksSystem::File& file);
  Executable(const char* filename);
  Executable(const std::string& filename);
  ~Executable();
 
  void exec() const;                                         
  void exec(const param_collection& params) const;           
  std::string pipe_in(const param_collection& params) const; 
  std::string pipe_in(const param_collection& params, const env_collection& envs) const;
  Process pipe_out(const param_collection& params,
                   const File& input_file,
                   const File& output_file,
                   const File& error_file,
                   mode_t perm) const;
  Process pipe_out(const param_collection& params,
                   const env_collection& envs,
                   const File& input_file,
                   const File& output_file,
                   const File& error_file,
                   mode_t perm) const;
  void exec(const param_collection& params, const env_collection& envs) const; 
  Process start(const param_collection& params) const; 
  Process start_and_forget(const param_collection& params)
    const; 
  Process start(const param_collection& params,
                const env_collection& envs) const; 
 
  std::string to_string(const param_collection& params)
    const; 
 
}; // Executable
 
} // OksSystem
 
#endif