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authorMichael Vogt <mvo@ubuntu.com>2013-07-02 16:53:45 +0200
committerMichael Vogt <mvo@ubuntu.com>2013-07-02 16:53:45 +0200
commit56363109dac51dffb6ec8491728e0bc934a15fa1 (patch)
tree90db7c6af4ea25028df6c2731a57b0724fc3c626 /apt-pkg/packagemanager.cc
parent3599bca5211077f5456a40adb5cec1bcbee8c3ae (diff)
parent4b8528bd5749f759e924534709a620da67cd40f8 (diff)
merged debian/sid branch from git.debian.org
Diffstat (limited to 'apt-pkg/packagemanager.cc')
-rw-r--r--apt-pkg/packagemanager.cc117
1 files changed, 71 insertions, 46 deletions
diff --git a/apt-pkg/packagemanager.cc b/apt-pkg/packagemanager.cc
index 9848ac1b0..8c0d2e855 100644
--- a/apt-pkg/packagemanager.cc
+++ b/apt-pkg/packagemanager.cc
@@ -340,6 +340,7 @@ bool pkgPackageManager::SmartConfigure(PkgIterator Pkg, int const Depth)
bool Bad = false, Changed = false;
const unsigned int max_loops = _config->FindI("APT::pkgPackageManager::MaxLoopCount", 5000);
unsigned int i=0;
+ std::list<DepIterator> needConfigure;
do
{
Changed = false;
@@ -353,7 +354,7 @@ bool pkgPackageManager::SmartConfigure(PkgIterator Pkg, int const Depth)
continue;
Bad = true;
- // Search for dependencies which are unpacked but aren't configured yet (maybe loops)
+ // Check for dependencies that have not been unpacked, probably due to loops.
for (DepIterator Cur = Start; true; ++Cur)
{
SPtrArray<Version *> VList = Cur.AllTargets();
@@ -373,51 +374,66 @@ bool pkgPackageManager::SmartConfigure(PkgIterator Pkg, int const Depth)
}
// Check if the version that is going to be installed will satisfy the dependency
- if (Cache[DepPkg].InstallVer != *I)
+ if (Cache[DepPkg].InstallVer != *I || List->IsNow(DepPkg) == false)
continue;
- if (List->IsFlag(DepPkg,pkgOrderList::UnPacked))
+ if (PkgLoop == true)
{
- if (List->IsFlag(DepPkg,pkgOrderList::Loop) && PkgLoop)
- {
- // This dependency has already been dealt with by another SmartConfigure on Pkg
- Bad = false;
- break;
- }
- /* Check for a loop to prevent one forming
- If A depends on B and B depends on A, SmartConfigure will
- just hop between them if this is not checked. Dont remove the
- loop flag after finishing however as loop is already set.
- This means that there is another SmartConfigure call for this
- package and it will remove the loop flag */
+ if (Debug)
+ std::clog << OutputInDepth(Depth) << "Package " << Pkg << " loops in SmartConfigure" << std::endl;
+ Bad = false;
+ break;
+ }
+ else
+ {
+ if (Debug)
+ clog << OutputInDepth(Depth) << "Unpacking " << DepPkg.FullName() << " to avoid loop " << Cur << endl;
if (PkgLoop == false)
List->Flag(Pkg,pkgOrderList::Loop);
- if (SmartConfigure(DepPkg, Depth + 1) == true)
+ if (SmartUnPack(DepPkg, true, Depth + 1) == true)
{
Bad = false;
if (List->IsFlag(DepPkg,pkgOrderList::Loop) == false)
- Changed = true;
+ Changed = true;
}
if (PkgLoop == false)
- List->RmFlag(Pkg,pkgOrderList::Loop);
- // If SmartConfigure was succesfull, Bad is false, so break
+ List->RmFlag(Pkg,pkgOrderList::Loop);
if (Bad == false)
break;
}
- else if (List->IsFlag(DepPkg,pkgOrderList::Configured))
- {
- Bad = false;
- break;
- }
}
- if (Cur == End)
+
+ if (Cur == End || Bad == false)
break;
- }
+ }
if (Bad == false)
continue;
- // Check for dependencies that have not been unpacked, probably due to loops.
+ needConfigure.push_back(Start);
+ }
+ if (i++ > max_loops)
+ return _error->Error("Internal error: MaxLoopCount reached in SmartUnPack (1) for %s, aborting", Pkg.FullName().c_str());
+ } while (Changed == true);
+
+ Bad = false, Changed = false, i = 0;
+ do
+ {
+ Changed = false;
+ for (std::list<DepIterator>::const_iterator D = needConfigure.begin(); D != needConfigure.end(); ++D)
+ {
+ // Compute a single dependency element (glob or) without modifying D
+ pkgCache::DepIterator Start, End;
+ {
+ pkgCache::DepIterator Discard = *D;
+ Discard.GlobOr(Start,End);
+ }
+
+ if (End->Type != pkgCache::Dep::Depends)
+ continue;
+ Bad = true;
+
+ // Search for dependencies which are unpacked but aren't configured yet (maybe loops)
for (DepIterator Cur = Start; true; ++Cur)
{
SPtrArray<Version *> VList = Cur.AllTargets();
@@ -428,44 +444,53 @@ bool pkgPackageManager::SmartConfigure(PkgIterator Pkg, int const Depth)
PkgIterator DepPkg = Ver.ParentPkg();
// Check if the version that is going to be installed will satisfy the dependency
- if (Cache[DepPkg].InstallVer != *I || List->IsNow(DepPkg) == false)
+ if (Cache[DepPkg].InstallVer != *I)
continue;
- if (PkgLoop == true)
- {
- if (Debug)
- std::clog << OutputInDepth(Depth) << "Package " << Pkg << " loops in SmartConfigure" << std::endl;
- Bad = false;
- break;
- }
- else
+ if (List->IsFlag(DepPkg,pkgOrderList::UnPacked))
{
- if (Debug)
- clog << OutputInDepth(Depth) << "Unpacking " << DepPkg.FullName() << " to avoid loop " << Cur << endl;
+ if (List->IsFlag(DepPkg,pkgOrderList::Loop) && PkgLoop)
+ {
+ // This dependency has already been dealt with by another SmartConfigure on Pkg
+ Bad = false;
+ break;
+ }
+ /* Check for a loop to prevent one forming
+ If A depends on B and B depends on A, SmartConfigure will
+ just hop between them if this is not checked. Dont remove the
+ loop flag after finishing however as loop is already set.
+ This means that there is another SmartConfigure call for this
+ package and it will remove the loop flag */
if (PkgLoop == false)
List->Flag(Pkg,pkgOrderList::Loop);
- if (SmartUnPack(DepPkg, true, Depth + 1) == true)
+ if (SmartConfigure(DepPkg, Depth + 1) == true)
{
Bad = false;
if (List->IsFlag(DepPkg,pkgOrderList::Loop) == false)
- Changed = true;
+ Changed = true;
}
if (PkgLoop == false)
- List->RmFlag(Pkg,pkgOrderList::Loop);
+ List->RmFlag(Pkg,pkgOrderList::Loop);
+ // If SmartConfigure was succesfull, Bad is false, so break
if (Bad == false)
break;
}
+ else if (List->IsFlag(DepPkg,pkgOrderList::Configured))
+ {
+ Bad = false;
+ break;
+ }
}
-
- if (Cur == End)
+ if (Cur == End || Bad == false)
break;
- }
+ }
+
if (Bad == true && Changed == false && Debug == true)
- std::clog << OutputInDepth(Depth) << "Could not satisfy " << Start << std::endl;
+ std::clog << OutputInDepth(Depth) << "Could not satisfy " << *D << std::endl;
}
if (i++ > max_loops)
- return _error->Error("Internal error: MaxLoopCount reached in SmartUnPack for %s, aborting", Pkg.FullName().c_str());
+ return _error->Error("Internal error: MaxLoopCount reached in SmartUnPack (2) for %s, aborting", Pkg.FullName().c_str());
} while (Changed == true);
if (Bad) {