src/builtins/read_builtin.h \

					 src/builtins/read_builtin.cpp \

/*

   Please use git log for copyright holder and year information

   This file is part of libbash.

   libbash is free software: you can redistribute it and/or modify

   it under the terms of the GNU General Public License as published by

   the Free Software Foundation, either version 2 of the License, or

   (at your option) any later version.

   libbash is distributed in the hope that it will be useful,

   but WITHOUT ANY WARRANTY; without even the implied warranty of

   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License

   along with libbash.  If not, see <http://www.gnu.org/licenses/>.

*/

///

/// \file read_builtin.cpp

/// \brief class that implements the read builtin

///

#include "builtins/read_builtin.h"

#include <string.h>

#include "core/interpreter.h"

#include "builtins/builtin_exceptions.h"

int read_builtin::exec(const std::vector<std::string>& bash_args)

{

  std::string input;

  std::stringstream formated_input;

  getline(this->input_buffer(), input);

  while(input[input.length()-1] == '\\') {

    input.erase(input.end()-1);

    std::string input_line;

    getline(this->input_buffer(), input_line);

    input += input_line;

  }

  cppbash_builtin::transform_escapes(input, formated_input, false);

  if(bash_args.empty())

  {

    _walker.set_value("REPLY", formated_input.str());

    return 0;

  }

  char *cstr, *token;

  cstr = new char[formated_input.str().size() + 1];

  strcpy(cstr, formated_input.str().c_str());

  for(auto i = bash_args.begin(); i != bash_args.end(); i++)

  {

    if(i != bash_args.end() - 1)

    {

      if(i == bash_args.begin())

        token = strtok(cstr, " ");

      else

        token = strtok(NULL, " ");

      if(token == NULL)

        return 0;

    }

    else

    {

      if(i == bash_args.begin())

        token = cstr;

      else

        token += strlen(token) + 1;

    }

    _walker.set_value(*i, token);

  }

  free(cstr);

  return 0;

}

/*

   Please use git log for copyright holder and year information

   This file is part of libbash.

   libbash is free software: you can redistribute it and/or modify

   it under the terms of the GNU General Public License as published by

   the Free Software Foundation, either version 2 of the License, or

   (at your option) any later version.

   libbash is distributed in the hope that it will be useful,

   but WITHOUT ANY WARRANTY; without even the implied warranty of

   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License

   along with libbash.  If not, see <http://www.gnu.org/licenses/>.

*/

///

/// \file read_builtin.h

/// \brief class that implements the read builtin

///

#ifndef LIBBASH_BUILTINS_READ_BUILTIN_H_

#define LIBBASH_BUILTINS_READ_BUILTIN_H_

#include "../cppbash_builtin.h"

///

/// \class read_builtin

/// \brief the read builtin for bash

///

class read_builtin: public virtual cppbash_builtin

{

  public:

    BUILTIN_CONSTRUCTOR(read)

    ///

    /// \brief runs the read builtin on the supplied arguments

    /// \param bash_args the arguments to the read builtin

    /// \return exit status of read

    ///

    virtual int exec(const std::vector<std::string>& bash_args);

};

#endif

#include "builtins/read_builtin.h"

      {"read", boost::factory<read_builtin*>()},