diff options
Diffstat (limited to 'apt-pkg')
| -rw-r--r-- | apt-pkg/algorithms.cc | 38 | ||||
| -rw-r--r-- | apt-pkg/algorithms.h | 12 |
2 files changed, 40 insertions, 10 deletions
diff --git a/apt-pkg/algorithms.cc b/apt-pkg/algorithms.cc index 69d4acd83..68531f3ca 100644 --- a/apt-pkg/algorithms.cc +++ b/apt-pkg/algorithms.cc @@ -422,12 +422,8 @@ bool pkgDistUpgrade(pkgDepCache &Cache) return Fix.Resolve(); } /*}}}*/ -// AllUpgrade - Upgrade as many packages as possible /*{{{*/ -// --------------------------------------------------------------------- -/* Right now the system must be consistent before this can be called. - It also will not change packages marked for install, it only tries - to install packages not marked for install */ -bool pkgAllUpgrade(pkgDepCache &Cache) +// AllUpgradeNoNewPackages - Upgrade but no removals or new pkgs /*{{{*/ +bool pkgAllUpgradeNoNewPackages(pkgDepCache &Cache) { std::string const solver = _config->Find("APT::Solver", "internal"); if (solver != "internal") { @@ -459,13 +455,13 @@ bool pkgAllUpgrade(pkgDepCache &Cache) return Fix.ResolveByKeep(); } /*}}}*/ -// AllUpgradeNoDelete - Upgrade without removing packages /*{{{*/ +// AllUpgradeWithNewInstalls - Upgrade + install new packages as needed /*{{{*/ // --------------------------------------------------------------------- /* Right now the system must be consistent before this can be called. * Upgrade as much as possible without deleting anything (useful for * stable systems) */ -bool pkgAllUpgradeNoDelete(pkgDepCache &Cache) +bool pkgAllUpgradeWithNewPackages(pkgDepCache &Cache) { pkgDepCache::ActionGroup group(Cache); @@ -502,6 +498,16 @@ bool pkgAllUpgradeNoDelete(pkgDepCache &Cache) return Fix.ResolveByKeep(); } /*}}}*/ +// AllUpgrade - Upgrade as many packages as possible /*{{{*/ +// --------------------------------------------------------------------- +/* Right now the system must be consistent before this can be called. + It also will not change packages marked for install, it only tries + to install packages not marked for install */ +bool pkgAllUpgrade(pkgDepCache &Cache) +{ + return pkgAllUpgradeNoNewPackages(Cache); +} + /*}}}*/ // MinimizeUpgrade - Minimizes the set of packages to be upgraded /*{{{*/ // --------------------------------------------------------------------- /* This simply goes over the entire set of packages and tries to keep @@ -547,6 +553,22 @@ bool pkgMinimizeUpgrade(pkgDepCache &Cache) return true; } /*}}}*/ +// APT::Upgrade::Upgrade - Upgrade using a specific strategy /*{{{*/ +bool APT::Upgrade::Upgrade(pkgDepCache &Cache, APT::Upgrade::UpgradeMode mode) +{ + switch(mode) { + case APT::Upgrade::NO_INSTALL_OR_REMOVE: + return pkgAllUpgradeNoNewPackages(Cache); + case APT::Upgrade::ALLOW_NEW_INSTALLS: + return pkgAllUpgradeWithNewPackages(Cache); + case APT::Upgrade::ALLOW_REMOVAL_AND_NEW_INSTALLS: + return pkgDistUpgrade(Cache); + default: + _error->Error("pkgAllUpgrade called with unknwon mode %i", mode); + } + return false; +} + /*}}}*/ // ProblemResolver::pkgProblemResolver - Constructor /*{{{*/ // --------------------------------------------------------------------- /* */ diff --git a/apt-pkg/algorithms.h b/apt-pkg/algorithms.h index a499db8ba..9ff84e3ff 100644 --- a/apt-pkg/algorithms.h +++ b/apt-pkg/algorithms.h @@ -45,6 +45,15 @@ using std::ostream; class pkgAcquireStatus; +namespace APT { + namespace Upgrade { + enum UpgradeMode {NO_INSTALL_OR_REMOVE, + ALLOW_NEW_INSTALLS, + ALLOW_REMOVAL_AND_NEW_INSTALLS}; + bool Upgrade(pkgDepCache &Cache, UpgradeMode mode); + } +} + class pkgSimulate : public pkgPackageManager /*{{{*/ { protected: @@ -85,6 +94,7 @@ private: /*}}}*/ class pkgProblemResolver /*{{{*/ { + private: /** \brief dpointer placeholder (for later in case we need it) */ void *d; @@ -146,8 +156,6 @@ bool pkgFixBroken(pkgDepCache &Cache); bool pkgAllUpgrade(pkgDepCache &Cache); -bool pkgAllUpgradeNoDelete(pkgDepCache &Cache); - bool pkgMinimizeUpgrade(pkgDepCache &Cache); void pkgPrioSortList(pkgCache &Cache,pkgCache::Version **List); |