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/* Copyright © 2005-2006 Roger Leigh <rleigh@debian.org>
*
* schroot 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.
*
* schroot 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 this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*********************************************************************/
#ifndef SCHROOT_MAIN_BASE_H
#define SCHROOT_MAIN_BASE_H
#include <schroot/schroot-base-main.h>
#include <schroot/schroot-options-base.h>
#include <sbuild/sbuild-custom-error.h>
namespace schroot
{
/**
* Frontend base for schroot programs. This class is used to "run"
* schroot programs. This class contains functionality common to
* all schroot programs (schroot, dchroot, dchroot-dsa).
*/
class main_base : public schroot_base::main
{
public:
/// Error codes.
enum error_code
{
CHROOTS_NOTFOUND, ///< Chroots not found.
CHROOT_NOTDEFINED, ///< The specified chroots are not defined.
CHROOT_NOTFOUND ///< Chroot not found.
};
/// Exception type.
typedef sbuild::custom_error<error_code> error;
/**
* The constructor.
*
* @param options the command-line options to use.
*/
main_base (std::string const& program_name,
std::string const& program_usage,
options_base::ptr& options);
/// The destructor.
virtual ~main_base ();
/**
* List chroots.
*/
virtual void
action_list () = 0;
/**
* Print detailed information about chroots.
*/
virtual void
action_info ();
/**
* Print location of chroots.
*/
virtual void
action_location ();
/**
* Dump configuration file for chroots.
*/
virtual void
action_config () = 0;
protected:
/**
* Run the program. This is the program-specific run method which
* must be implemented in a derived class.
*
* @returns 0 on success, 1 on failure or the exit status of the
* chroot command.
*/
virtual int
run_impl ();
/**
* Get a list of chroots based on the specified options (--all, --chroot).
*
* @returns a list of chroots.
*/
virtual sbuild::string_list
get_chroot_options ();
/**
* Check compatibility. Does nothing, but derived classes may use
* it as they see fit.
*/
virtual void
compat_check ();
/**
* Load configuration.
*/
virtual void
load_config();
/**
* Create a session. This sets the session member.
*/
virtual void
create_session(sbuild::session::operation sess_op) = 0;
protected:
/// The program options.
options_base::ptr options;
/// The chroot configuration.
sbuild::chroot_config::ptr config;
/// The chroots to use.
sbuild::string_list chroots;
/// The session.
sbuild::session::ptr session;
};
}
#endif /* SCHROOT_MAIN_BASE_H */
/*
* Local Variables:
* mode:C++
* End:
*/
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