#ifndef PKGLIB_DEPCACHE_H
#define PKGLIB_DEPCACHE_H
-
+#include <apt-pkg/configuration.h>
#include <apt-pkg/pkgcache.h>
#include <apt-pkg/progress.h>
-
-#include <regex.h>
+#include <apt-pkg/error.h>
#include <vector>
#include <memory>
+#include <set>
class pkgDepCache : protected pkgCache::Namespace
{
*/
void MarkPackage(const pkgCache::PkgIterator &pkg,
const pkgCache::VerIterator &ver,
- bool follow_recommends,
- bool follow_suggests);
+ bool const &follow_recommends,
+ bool const &follow_suggests);
/** \brief Update the Marked field of all packages.
*
DepCandPolicy = (1 << 4), DepCandMin = (1 << 5)};
// These flags are used in StateCache::iFlags
- enum InternalFlags {AutoKept = (1 << 0), Purge = (1 << 1), ReInstall = (1 << 2)};
+ enum InternalFlags {AutoKept = (1 << 0), Purge = (1 << 1), ReInstall = (1 << 2), Protected = (1 << 3)};
enum VersionTypes {NowVersion, InstallVersion, CandidateVersion};
enum ModeList {ModeDelete = 0, ModeKeep = 1, ModeInstall = 2};
/** \brief Returns \b true for packages matching a regular
* expression in APT::NeverAutoRemove.
*/
- class DefaultRootSetFunc : public InRootSetFunc
+ class DefaultRootSetFunc : public InRootSetFunc, public Configuration::MatchAgainstConfig
{
- std::vector<regex_t *> rootSetRegexp;
- bool constructedSuccessfully;
-
public:
- DefaultRootSetFunc();
- ~DefaultRootSetFunc();
+ DefaultRootSetFunc() : Configuration::MatchAgainstConfig("APT::NeverAutoRemove") {};
+ virtual ~DefaultRootSetFunc() {};
- /** \return \b true if the class initialized successfully, \b
- * false otherwise. Used to avoid throwing an exception, since
- * APT classes generally don't.
- */
- bool wasConstructedSuccessfully() const { return constructedSuccessfully; }
-
- bool InRootSet(const pkgCache::PkgIterator &pkg);
+ bool InRootSet(const pkgCache::PkgIterator &pkg) { return pkg.end() == false && Match(pkg.Name()); };
};
struct StateCache
// Various test members for the current status of the package
inline bool NewInstall() const {return Status == 2 && Mode == ModeInstall;};
inline bool Delete() const {return Mode == ModeDelete;};
+ inline bool Purge() const {return Delete() == true && (iFlags & pkgDepCache::Purge) == pkgDepCache::Purge; };
inline bool Keep() const {return Mode == ModeKeep;};
+ inline bool Protect() const {return (iFlags & Protected) == Protected;};
inline bool Upgrade() const {return Status > 0 && Mode == ModeInstall;};
inline bool Upgradable() const {return Status >= 1;};
inline bool Downgrade() const {return Status < 0 && Mode == ModeInstall;};
inline bool InstBroken() const {return (DepState & DepInstMin) != DepInstMin;};
inline bool InstPolicyBroken() const {return (DepState & DepInstPolicy) != DepInstPolicy;};
inline bool Install() const {return Mode == ModeInstall;};
+ inline bool ReInstall() const {return Delete() == false && (iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall;};
inline VerIterator InstVerIter(pkgCache &Cache)
{return VerIterator(Cache,InstallVer);};
inline VerIterator CandidateVerIter(pkgCache &Cache)
class Policy
{
public:
-
- virtual VerIterator GetCandidateVer(PkgIterator Pkg);
- virtual bool IsImportantDep(DepIterator Dep);
-
+ Policy() {
+ InstallRecommends = _config->FindB("APT::Install-Recommends", false);
+ InstallSuggests = _config->FindB("APT::Install-Suggests", false);
+ }
+
+ virtual VerIterator GetCandidateVer(PkgIterator const &Pkg);
+ virtual bool IsImportantDep(DepIterator const &Dep);
+ virtual signed short GetPriority(PkgIterator const &Pkg);
+ virtual signed short GetPriority(PkgFileIterator const &File);
+
virtual ~Policy() {};
+
+ private:
+ bool InstallRecommends;
+ bool InstallSuggests;
};
private:
pkgCache *Cache;
StateCache *PkgState;
unsigned char *DepState;
-
- double iUsrSize;
- double iDownloadSize;
+
+ /** Stores the space changes after installation */
+ signed long long iUsrSize;
+ /** Stores how much we need to download to get the packages */
+ unsigned long long iDownloadSize;
unsigned long iInstCount;
unsigned long iDelCount;
unsigned long iKeepCount;
void Update(PkgIterator const &P);
// Count manipulators
- void AddSizes(const PkgIterator &Pkg,signed long Mult = 1);
- inline void RemoveSizes(const PkgIterator &Pkg) {AddSizes(Pkg,-1);};
- void AddStates(const PkgIterator &Pkg,int Add = 1);
- inline void RemoveStates(const PkgIterator &Pkg) {AddStates(Pkg,-1);};
+ void AddSizes(const PkgIterator &Pkg, bool const Invert = false);
+ inline void RemoveSizes(const PkgIterator &Pkg) {AddSizes(Pkg, true);};
+ void AddStates(const PkgIterator &Pkg, bool const Invert = false);
+ inline void RemoveStates(const PkgIterator &Pkg) {AddStates(Pkg,true);};
public:
// Legacy.. We look like a pkgCache
inline operator pkgCache &() {return *Cache;};
inline Header &Head() {return *Cache->HeaderP;};
+ inline GrpIterator GrpBegin() {return Cache->GrpBegin();};
inline PkgIterator PkgBegin() {return Cache->PkgBegin();};
+ inline GrpIterator FindGrp(string const &Name) {return Cache->FindGrp(Name);};
inline PkgIterator FindPkg(string const &Name) {return Cache->FindPkg(Name);};
+ inline PkgIterator FindPkg(string const &Name, string const &Arch) {return Cache->FindPkg(Name, Arch);};
inline pkgCache &GetCache() {return *Cache;};
inline pkgVersioningSystem &VS() {return *Cache->VS;};
// Policy implementation
- inline VerIterator GetCandidateVer(PkgIterator Pkg) {return LocalPolicy->GetCandidateVer(Pkg);};
+ inline VerIterator GetCandidateVer(PkgIterator const &Pkg) {return LocalPolicy->GetCandidateVer(Pkg);};
inline bool IsImportantDep(DepIterator Dep) {return LocalPolicy->IsImportantDep(Dep);};
inline Policy &GetPolicy() {return *LocalPolicy;};
/** \name State Manipulators
*/
// @{
- void MarkKeep(PkgIterator const &Pkg, bool Soft = false,
+ bool MarkKeep(PkgIterator const &Pkg, bool Soft = false,
bool FromUser = true, unsigned long Depth = 0);
- void MarkDelete(PkgIterator const &Pkg, bool Purge = false,
+ bool MarkDelete(PkgIterator const &Pkg, bool Purge = false,
unsigned long Depth = 0, bool FromUser = true);
- void MarkInstall(PkgIterator const &Pkg,bool AutoInst = true,
+ bool MarkInstall(PkgIterator const &Pkg,bool AutoInst = true,
unsigned long Depth = 0, bool FromUser = true,
bool ForceImportantDeps = false);
+ void MarkProtected(PkgIterator const &Pkg) { PkgState[Pkg->ID].iFlags |= Protected; };
void SetReInstall(PkgIterator const &Pkg,bool To);
void SetCandidateVersion(VerIterator TargetVer);
+ bool SetCandidateRelease(pkgCache::VerIterator TargetVer,
+ std::string const &TargetRel);
+ /** Set the candidate version for dependencies too if needed.
+ *
+ * Sets not only the candidate version as SetCandidateVersion does,
+ * but walks also down the dependency tree and checks if it is required
+ * to set the candidate of the dependency to a version from the given
+ * release, too.
+ *
+ * \param TargetVer new candidate version of the package
+ * \param TargetRel try to switch to this release if needed
+ * \param[out] Changed a list of pairs consisting of the \b old
+ * version of the changed package and the version which
+ * required the switch of this dependency
+ * \return \b true if the switch was successful, \b false otherwise
+ */
+ bool SetCandidateRelease(pkgCache::VerIterator TargetVer,
+ std::string const &TargetRel,
+ std::list<std::pair<pkgCache::VerIterator, pkgCache::VerIterator> > &Changed);
/** Set the "is automatically installed" flag of Pkg. */
void MarkAuto(const PkgIterator &Pkg, bool Auto);
/** \return \b true if it's OK for MarkInstall to install
* the given package.
*
+ * See the default implementation for a simple example how this
+ * method can be used.
+ * Overriding implementations should use the hold-state-flag to cache
+ * results from previous checks of this package - also it should
+ * be used if the default resolver implementation is also used to
+ * ensure that these packages are handled like "normal" dpkg holds.
+ *
+ * The parameters are the same as in the calling MarkInstall:
* \param Pkg the package that MarkInstall wants to install.
* \param AutoInst needs a previous MarkInstall this package?
* \param Depth recursive deep of this Marker call
/** \return \b true if it's OK for MarkDelete to remove
* the given package.
*
+ * See the default implementation for a simple example how this
+ * method can be used.
+ * Overriding implementations should use the hold-state-flag to cache
+ * results from previous checks of this package - also it should
+ * be used if the default resolver implementation is also used to
+ * ensure that these packages are handled like "normal" dpkg holds.
+ *
+ * The parameters are the same as in the calling MarkDelete:
* \param Pkg the package that MarkDelete wants to remove.
* \param Purge should we purge instead of "only" remove?
* \param Depth recursive deep of this Marker call
virtual bool IsDeleteOk(const PkgIterator &Pkg,bool Purge = false,
unsigned long Depth = 0, bool FromUser = true);
- // This is for debuging
- void Update(OpProgress *Prog = 0);
-
// read persistent states
bool readStateFile(OpProgress *prog);
- bool writeStateFile(OpProgress *prog, bool InstalledOnly=false);
+ bool writeStateFile(OpProgress *prog, bool InstalledOnly=true);
// Size queries
- inline double UsrSize() {return iUsrSize;};
- inline double DebSize() {return iDownloadSize;};
+ inline signed long long UsrSize() {return iUsrSize;};
+ inline unsigned long long DebSize() {return iDownloadSize;};
inline unsigned long DelCount() {return iDelCount;};
inline unsigned long KeepCount() {return iKeepCount;};
inline unsigned long InstCount() {return iInstCount;};
inline unsigned long BadCount() {return iBadCount;};
bool Init(OpProgress *Prog);
-
+ // Generate all state information
+ void Update(OpProgress *Prog = 0);
+
pkgDepCache(pkgCache *Cache,Policy *Plcy = 0);
virtual ~pkgDepCache();
+
+ private:
+ bool IsModeChangeOk(ModeList const mode, PkgIterator const &Pkg,
+ unsigned long const Depth, bool const FromUser);
};
#endif
projects / apt.git / blobdiff