libzypp  17.23.8
SolverQueueItemDelete.cc
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1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 4 -*- */
2 /* SolverQueueItem.cc
3  *
4  * Copyright (C) 2008 SUSE Linux Products GmbH
5  *
6  * This program is free software; you can redistribute it and/or
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19  */
20 extern "C"
21 {
22 #include <solv/solver.h>
23 }
24 
25 #define ZYPP_USE_RESOLVER_INTERNALS
26 
27 #include <zypp/base/Logger.h>
28 #include <zypp/IdString.h>
29 #include <zypp/Resolver.h>
31 
32 using std::endl;
33 
35 namespace zypp
36 {
37  namespace solver
39  {
40  namespace detail
42  {
43 
44 
45 IMPL_PTR_TYPE(SolverQueueItemDelete);
46 
47 //---------------------------------------------------------------------------
48 
49 std::ostream &
50 SolverQueueItemDelete::dumpOn( std::ostream & os ) const
51 {
52  os << "[" << (_soft?"Soft":"") << "Delete: "
53  << _name << "]";
54 
55  return os;
56 }
57 
58 //---------------------------------------------------------------------------
59 
60 SolverQueueItemDelete::SolverQueueItemDelete (const ResPool & pool, std::string name, bool soft)
61  : SolverQueueItem (QUEUE_ITEM_TYPE_DELETE, pool)
62  , _name (name)
63  , _soft (soft)
64 {
65 }
66 
67 
69 {
70 }
71 
72 //---------------------------------------------------------------------------
73 
75 {
76 #define MAYBE_CLEANDEPS (pool().resolver().cleandepsOnRemove()?SOLVER_CLEANDEPS:0)
77 
78  ::Id id = IdString(_name).id();
79  if (_soft) {
80  queue_push( &(q), SOLVER_ERASE | SOLVER_SOLVABLE_NAME | SOLVER_WEAK | MAYBE_CLEANDEPS );
81  } else {
82  queue_push( &(q), SOLVER_ERASE | SOLVER_SOLVABLE_NAME | MAYBE_CLEANDEPS );
83  }
84  queue_push( &(q), id);
85 
86  MIL << "Delete " << _name << (_soft ? "(soft)" : "")
87  << " with SAT-Pool: " << id << endl;
88  return true;
89 }
90 
91 SolverQueueItem_Ptr
93 {
94  SolverQueueItemDelete_Ptr new_delete = new SolverQueueItemDelete (pool(), _name);
95  new_delete->SolverQueueItem::copy(this);
96 
97  new_delete->_soft = _soft;
98  return new_delete;
99 }
100 
101 int
102 SolverQueueItemDelete::cmp (SolverQueueItem_constPtr item) const
103 {
104  int cmp = this->compare (item);
105  if (cmp != 0)
106  return cmp;
107  SolverQueueItemDelete_constPtr del = dynamic_pointer_cast<const SolverQueueItemDelete>(item);
108  if (_name != del->_name) {
109  return _name.compare(del->_name);
110  }
111  return 0;
112 }
113 
114 //---------------------------------------------------------------------------
115 
116 
118  };// namespace detail
121  };// namespace solver
124 };// namespace zypp
zypp::solver::detail::IMPL_PTR_TYPE
IMPL_PTR_TYPE(SATResolver)
MIL
#define MIL
Definition: Logger.h:79
zypp::solver::detail::SolverQueueItemDelete::_soft
bool _soft
Definition: SolverQueueItemDelete.h:50
zypp::solver::detail::SolverQueueItemDelete::addRule
virtual bool addRule(sat::detail::CQueue &q)
Definition: SolverQueueItemDelete.cc:74
SolverQueueItemDelete.h
zypp::solver::detail::SolverQueueItemDelete::cmp
virtual int cmp(SolverQueueItem_constPtr item) const
Definition: SolverQueueItemDelete.cc:102
zypp::solver::detail::SolverQueueItemDelete::SolverQueueItemDelete
SolverQueueItemDelete(const ResPool &pool, std::string name, bool soft=false)
Definition: SolverQueueItemDelete.cc:60
Resolver.h
zypp::IdString
Access to the sat-pools string space.
Definition: IdString.h:41
Logger.h
IdString.h
zypp
Easy-to use interface to the ZYPP dependency resolver.
Definition: CodePitfalls.doc:1
MAYBE_CLEANDEPS
#define MAYBE_CLEANDEPS
zypp::IdString::id
IdType id() const
Expert backdoor.
Definition: IdString.h:115
zypp::solver::detail::SolverQueueItemDelete::~SolverQueueItemDelete
virtual ~SolverQueueItemDelete()
Definition: SolverQueueItemDelete.cc:68
SolverQueueItem
zypp::ResPool
Global ResObject pool.
Definition: ResPool.h:60
zypp::solver::detail::SolverQueueItemDelete::copy
virtual SolverQueueItem_Ptr copy(void) const
Definition: SolverQueueItemDelete.cc:92
zypp::sat::detail::CQueue
::s_Queue CQueue
Wrapped libsolv C data type exposed as backdoor.
Definition: PoolMember.h:62
zypp::solver::detail::SolverQueueItemDelete::dumpOn
virtual std::ostream & dumpOn(std::ostream &str) const
Definition: SolverQueueItemDelete.cc:50
zypp::solver::detail::SolverQueueItemDelete::_name
std::string _name
Definition: SolverQueueItemDelete.h:49