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authorMichael Vogt <egon@debian-devbox>2012-03-06 18:10:02 +0100
committerMichael Vogt <egon@debian-devbox>2012-03-06 18:10:02 +0100
commit7296e47e10687e554a4756f65e9c842f88e696e3 (patch)
treece9c6f63729900dcf0d221c2aaafbfef91f34ed4 /apt-pkg/packagemanager.cc
parente2625f67efae93c2c8affff41ce3e5fb9a507f30 (diff)
parentde31189fca11b7de937a64de90bcc050b76f9181 (diff)
merged from lp:~donkult/apt/experimental
Diffstat (limited to 'apt-pkg/packagemanager.cc')
-rw-r--r--apt-pkg/packagemanager.cc97
1 files changed, 62 insertions, 35 deletions
diff --git a/apt-pkg/packagemanager.cc b/apt-pkg/packagemanager.cc
index 0e4595735..382ee4383 100644
--- a/apt-pkg/packagemanager.cc
+++ b/apt-pkg/packagemanager.cc
@@ -36,11 +36,13 @@ bool pkgPackageManager::SigINTStop = false;
// PM::PackageManager - Constructor /*{{{*/
// ---------------------------------------------------------------------
/* */
-pkgPackageManager::pkgPackageManager(pkgDepCache *pCache) : Cache(*pCache)
+pkgPackageManager::pkgPackageManager(pkgDepCache *pCache) : Cache(*pCache),
+ List(NULL), Res(Incomplete)
{
FileNames = new string[Cache.Head().PackageCount];
- List = 0;
Debug = _config->FindB("Debug::pkgPackageManager",false);
+ NoImmConfigure = !_config->FindB("APT::Immediate-Configure",true);
+ ImmConfigureAll = _config->FindB("APT::Immediate-Configure-All",false);
}
/*}}}*/
// PM::PackageManager - Destructor /*{{{*/
@@ -169,10 +171,7 @@ bool pkgPackageManager::CreateOrderList()
delete List;
List = new pkgOrderList(&Cache);
-
- NoImmConfigure = !_config->FindB("APT::Immediate-Configure",true);
- ImmConfigureAll = _config->FindB("APT::Immediate-Configure-All",false);
-
+
if (Debug && ImmConfigureAll)
clog << "CreateOrderList(): Adding Immediate flag for all packages because of APT::Immediate-Configure-All" << endl;
@@ -690,7 +689,6 @@ bool pkgPackageManager::SmartUnPack(PkgIterator Pkg, bool const Immediate, int c
{
VerIterator Ver(Cache,*I);
PkgIterator BrokenPkg = Ver.ParentPkg();
- VerIterator InstallVer(Cache,Cache[BrokenPkg].InstallVer);
if (BrokenPkg.CurrentVer() != Ver)
{
if (Debug)
@@ -699,35 +697,64 @@ bool pkgPackageManager::SmartUnPack(PkgIterator Pkg, bool const Immediate, int c
}
// Check if it needs to be unpacked
- if (List->IsFlag(BrokenPkg,pkgOrderList::InList) && Cache[BrokenPkg].Delete() == false &&
+ if (List->IsFlag(BrokenPkg,pkgOrderList::InList) && Cache[BrokenPkg].Delete() == false &&
List->IsNow(BrokenPkg)) {
- if (List->IsFlag(BrokenPkg,pkgOrderList::Loop) && PkgLoop) {
- // This dependancy has already been dealt with by another SmartUnPack on Pkg
- break;
- } else if (List->IsFlag(Pkg,pkgOrderList::Loop)) {
- /* Found a break, so unpack the package, but dont remove loop as already set.
- This means that there is another SmartUnPack call for this
- package and it will remove the loop flag. */
- if (Debug)
- cout << OutputInDepth(Depth) << " Unpacking " << BrokenPkg.Name() << " to avoid break" << endl;
-
- SmartUnPack(BrokenPkg, false, Depth + 1);
- } else {
- List->Flag(Pkg,pkgOrderList::Loop);
- // Found a break, so unpack the package
- if (Debug)
- cout << OutputInDepth(Depth) << " Unpacking " << BrokenPkg.Name() << " to avoid break" << endl;
-
- SmartUnPack(BrokenPkg, false, Depth + 1);
- List->RmFlag(Pkg,pkgOrderList::Loop);
- }
- }
-
- // Check if a package needs to be removed
- if (Cache[BrokenPkg].Delete() == true && !List->IsFlag(BrokenPkg,pkgOrderList::Configured)) {
- if (Debug)
- cout << OutputInDepth(Depth) << " Removing " << BrokenPkg.Name() << " to avoid break" << endl;
- SmartRemove(BrokenPkg);
+ if (List->IsFlag(BrokenPkg,pkgOrderList::Loop) && PkgLoop) {
+ // This dependancy has already been dealt with by another SmartUnPack on Pkg
+ break;
+ } else {
+ // Found a break, so see if we can unpack the package to avoid it
+ // but do not set loop if another SmartUnPack already deals with it
+ VerIterator InstallVer(Cache,Cache[BrokenPkg].InstallVer);
+ bool circle = false;
+ for (pkgCache::DepIterator D = InstallVer.DependsList(); D.end() == false; ++D)
+ {
+ if (D->Type != pkgCache::Dep::PreDepends)
+ continue;
+ SPtrArray<Version *> VL = D.AllTargets();
+ for (Version **I = VL; *I != 0; ++I)
+ {
+ VerIterator V(Cache,*I);
+ PkgIterator P = V.ParentPkg();
+ // we are checking for installation as an easy 'protection' against or-groups and (unchosen) providers
+ if (P->CurrentVer == 0 || P != Pkg || (P.CurrentVer() != V && Cache[P].InstallVer != V))
+ continue;
+ circle = true;
+ break;
+ }
+ if (circle == true)
+ break;
+ }
+ if (circle == true)
+ {
+ if (Debug)
+ cout << OutputInDepth(Depth) << " Avoiding " << End << " avoided as " << BrokenPkg.FullName() << " has a pre-depends on " << Pkg.FullName() << std::endl;
+ continue;
+ }
+ else
+ {
+ if (Debug)
+ {
+ cout << OutputInDepth(Depth) << " Unpacking " << BrokenPkg.FullName() << " to avoid " << End;
+ if (PkgLoop == true)
+ cout << " (Looping)";
+ cout << std::endl;
+ }
+ if (PkgLoop == false)
+ List->Flag(Pkg,pkgOrderList::Loop);
+ SmartUnPack(BrokenPkg, false, Depth + 1);
+ if (PkgLoop == false)
+ List->RmFlag(Pkg,pkgOrderList::Loop);
+ }
+ }
+ } else {
+ // Check if a package needs to be removed
+ if (Cache[BrokenPkg].Delete() == true && !List->IsFlag(BrokenPkg,pkgOrderList::Configured))
+ {
+ if (Debug)
+ cout << OutputInDepth(Depth) << " Removing " << BrokenPkg.Name() << " to avoid " << End << endl;
+ SmartRemove(BrokenPkg);
+ }
}
}
}