summaryrefslogtreecommitdiff
path: root/apt-pkg/packagemanager.cc
diff options
context:
space:
mode:
Diffstat (limited to 'apt-pkg/packagemanager.cc')
-rw-r--r--apt-pkg/packagemanager.cc49
1 files changed, 48 insertions, 1 deletions
diff --git a/apt-pkg/packagemanager.cc b/apt-pkg/packagemanager.cc
index 393f836f7..249542c68 100644
--- a/apt-pkg/packagemanager.cc
+++ b/apt-pkg/packagemanager.cc
@@ -372,6 +372,8 @@ bool pkgPackageManager::SmartConfigure(PkgIterator Pkg, int const Depth)
std::list<DepIterator> needConfigure;
do
{
+ // Check each dependency and see if anything needs to be done
+ // so that it can be configured
Changed = false;
for (DepIterator D = instVer.DependsList(); D.end() == false; )
{
@@ -383,7 +385,8 @@ bool pkgPackageManager::SmartConfigure(PkgIterator Pkg, int const Depth)
continue;
Bad = true;
- // Check for dependencies that have not been unpacked, probably due to loops.
+ // the first pass checks if we its all good, i.e. if we have
+ // to do anything at all
for (DepIterator Cur = Start; true; ++Cur)
{
SPtrArray<Version *> VList = Cur.AllTargets();
@@ -412,6 +415,47 @@ bool pkgPackageManager::SmartConfigure(PkgIterator Pkg, int const Depth)
std::clog << OutputInDepth(Depth) << "Package " << Pkg << " loops in SmartConfigure" << std::endl;
Bad = false;
}
+ }
+
+ if (Cur == End || Bad == false)
+ break;
+ }
+
+ // this dependency is in a good state, so we can stop
+ if (Bad == false)
+ {
+ if (Debug)
+ std::clog << OutputInDepth(Depth) << "Found ok dep " << D.TargetPkg() << std::endl;
+ continue;
+ }
+
+ // Check for dependencies that have not been unpacked,
+ // probably due to loops.
+ for (DepIterator Cur = Start; true; ++Cur)
+ {
+ SPtrArray<Version *> VList = Cur.AllTargets();
+
+ for (Version **I = VList; *I != 0; ++I)
+ {
+ VerIterator Ver(Cache,*I);
+ PkgIterator DepPkg = Ver.ParentPkg();
+
+ // Check if the current version of the package is available and will satisfy this dependency
+ if (DepPkg.CurrentVer() == Ver && List->IsNow(DepPkg) == true &&
+ List->IsFlag(DepPkg,pkgOrderList::Removed) == false &&
+ DepPkg.State() == PkgIterator::NeedsNothing)
+ continue;
+
+ // Check if the version that is going to be installed will satisfy the dependency
+ if (Cache[DepPkg].InstallVer != *I || List->IsNow(DepPkg) == false)
+ continue;
+
+ if (PkgLoop == true)
+ {
+ if (Debug)
+ std::clog << OutputInDepth(Depth) << "Package " << Pkg << " loops in SmartConfigure" << std::endl;
+ Bad = false;
+ }
else
{
if (Debug)
@@ -419,6 +463,8 @@ bool pkgPackageManager::SmartConfigure(PkgIterator Pkg, int const Depth)
if (NonLoopingSmart(UNPACK_IMMEDIATE, Pkg, DepPkg, Depth, PkgLoop, &Bad, &Changed) == false)
return false;
}
+ // at this point we either unpacked a Dep or we are in a loop,
+ // no need to unpack a second one
break;
}
@@ -435,6 +481,7 @@ bool pkgPackageManager::SmartConfigure(PkgIterator Pkg, int const Depth)
return _error->Error("Internal error: MaxLoopCount reached in SmartUnPack (1) for %s, aborting", Pkg.FullName().c_str());
} while (Changed == true);
+ // now go over anything that needs configuring
Bad = false, Changed = false, i = 0;
do
{