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// tasks.h -*-c++-*-
//
// Copyright (C) 2001 Daniel Burrows
// Copyright (C) 2012 Daniel Hartwig
//
// This program 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.
//
// This program 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.,
// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
//
#ifndef TASKS_H
#define TASKS_H
#include <apt-pkg/pkgcache.h>
#include <string>
#include <set>
#include <map>
/** \brief Handles parsing the list of tasks and getting the task of a given
* package.
*
* \file tasks.h
*/
class OpProgress;
namespace aptitude {
namespace apt {
class task
{
private:
bool keys_present_cache;
bool keys_present_cache_stale;
public:
task()
: keys_present_cache(false),
keys_present_cache_stale(true),
relevance(0)
{
}
std::string name;
std::string section;
std::wstring shortdesc;
std::wstring longdesc;
std::set<std::string> keys;
std::vector<std::string> packages;
bool keys_present();
int relevance;
};
// Stores the various tasks.
extern std::map<std::string, task> *task_list;
task *find_task(const std::string &name);
/** \brief Get the set of tasks associated with the given package.
*
* The caller should not delete this set; it's managed internally by
* the tasks module.
*/
std::set<std::string> *get_tasks(const pkgCache::PkgIterator &pkg);
bool get_task_packages(std::set<pkgCache::PkgIterator> * const pkgset,
const task &task,
const std::string &arch);
/** \brief Returns \b true if the given package is a task package.
*
* A task package is one that appears in the Key stanza of a task
* definition which has no Packages stanza. For example, the package
* task-ssh-server in the following definition is a task package:
*
* Task: ssh-server
* Section: server
* Key:
* task-ssh-server
*/
bool is_task_package(const pkgCache::PkgIterator &pkg);
// (re)loads in the current list of available tasks. Necessary after a
// cache reload, for obvious reasons. apt_reload_cache will call this.
void load_tasks(OpProgress &progress);
// Discards the current task list and readies a new one to be loaded.
// Since the task list contains package iterators, we have to do something
// in case they're still hanging around.
void reset_tasks();
}
}
#endif
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