diff options
Diffstat (limited to 'apt-pkg/policy.cc')
| -rw-r--r-- | apt-pkg/policy.cc | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/apt-pkg/policy.cc b/apt-pkg/policy.cc index 2d1f2a5d4..e1dc3aef5 100644 --- a/apt-pkg/policy.cc +++ b/apt-pkg/policy.cc @@ -26,6 +26,7 @@ #include <apt-pkg/cacheiterators.h> #include <apt-pkg/pkgcache.h> #include <apt-pkg/versionmatch.h> +#include <apt-pkg/version.h> #include <ctype.h> #include <stddef.h> @@ -131,6 +132,10 @@ bool pkgPolicy::InitDefaults() best package is. */ pkgCache::VerIterator pkgPolicy::GetCandidateVer(pkgCache::PkgIterator const &Pkg) { + if (_config->FindI("APT::Policy", 1) >= 1) { + return GetCandidateVerNew(Pkg); + } + // Look for a package pin and evaluate it. signed Max = GetPriority(Pkg); pkgCache::VerIterator Pref = GetMatch(Pkg); @@ -217,6 +222,37 @@ pkgCache::VerIterator pkgPolicy::GetCandidateVer(pkgCache::PkgIterator const &Pk return Pref; } + +// Policy::GetCandidateVer - Get the candidate install version /*{{{*/ +// --------------------------------------------------------------------- +/* Evaluate the package pins and the default list to deteremine what the + best package is. */ +pkgCache::VerIterator pkgPolicy::GetCandidateVerNew(pkgCache::PkgIterator const &Pkg) +{ + // TODO: Replace GetCandidateVer() + pkgCache::VerIterator cand; + int candPriority = -1; + bool candInstalled = false; + pkgVersioningSystem *vs = Cache->VS; + + for (pkgCache::VerIterator ver = Pkg.VersionList(); ver.end() == false; ver++) { + int priority = GetPriority(ver); + bool installed = ver->ID == Pkg.CurrentVer()->ID; + + if (priority < candPriority) + continue; + if (priority < 1000 + && (priority == candPriority || installed < candInstalled) + && (cand.IsGood() && vs->CmpVersion(ver.VerStr(), cand.VerStr()) < 0)) + continue; + + candPriority = priority; + candInstalled = installed; + cand = ver; + } + + return cand; +} /*}}}*/ // Policy::CreatePin - Create an entry in the pin table.. /*{{{*/ // --------------------------------------------------------------------- |