#include <apt-pkg/configuration.h>
#include <apt-pkg/sptr.h>
-#include <apti18n.h>
#include <iostream>
#include <fcntl.h>
+
+#include <apti18n.h>
/*}}}*/
using namespace std;
however if there is a loop (A depends on B, B depends on A) this will not
be the case, so check for dependencies before configuring. */
bool Bad = false, Changed = false;
- do {
+ const unsigned int max_loops = _config->FindI("APT::pkgPackageManager::MaxLoopCount", 5000);
+ unsigned int i=0;
+ std::list<DepIterator> needConfigure;
+ do
+ {
Changed = false;
for (DepIterator D = instVer.DependsList(); D.end() == false; )
{
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();
}
// 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();
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 (2) for %s, aborting", Pkg.FullName().c_str());
} while (Changed == true);
if (Bad) {
P.end() == false; P = Pkg.Group().NextPkg(P))
{
if (Pkg == P || List->IsFlag(P,pkgOrderList::Configured) == true ||
+ List->IsFlag(P,pkgOrderList::UnPacked) == false ||
Cache[P].InstallVer == 0 || (P.CurrentVer() == Cache[P].InstallVer &&
(Cache[Pkg].iFlags & pkgDepCache::ReInstall) != pkgDepCache::ReInstall))
continue;
This will be either dealt with if the package is configured as a dependency of Pkg (if and when Pkg is configured),
or by the ConfigureAll call at the end of the for loop in OrderInstall. */
bool Changed = false;
- do {
+ const unsigned int max_loops = _config->FindI("APT::pkgPackageManager::MaxLoopCount", 5000);
+ unsigned int i = 0;
+ do
+ {
Changed = false;
for (DepIterator D = instVer.DependsList(); D.end() == false; )
{
// Look for easy targets: packages that are already okay
for (DepIterator Cur = Start; Bad == true; ++Cur)
{
- SPtrArray<Version *> VList = Start.AllTargets();
+ SPtrArray<Version *> VList = Cur.AllTargets();
for (Version **I = VList; *I != 0; ++I)
{
VerIterator Ver(Cache,*I);
}
// Look for something that could be configured.
- for (DepIterator Cur = Start; Bad == true; ++Cur)
+ for (DepIterator Cur = Start; Bad == true && Cur.end() == false; ++Cur)
{
- SPtrArray<Version *> VList = Start.AllTargets();
+ SPtrArray<Version *> VList = Cur.AllTargets();
for (Version **I = VList; *I != 0; ++I)
{
VerIterator Ver(Cache,*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))
+ if (P != Pkg || (P.CurrentVer() != V && Cache[P].InstallVer != V))
continue;
circle = true;
break;
}
}
}
+ if (i++ > max_loops)
+ return _error->Error("Internal error: APT::pkgPackageManager::MaxLoopCount reached in SmartConfigure for %s, aborting", Pkg.FullName().c_str());
} while (Changed == true);
// Check for reverse conflicts.
This way we avoid that M-A: enabled packages are installed before
their older non-M-A enabled packages are replaced by newer versions */
bool const installed = Pkg->CurrentVer != 0;
- if (installed == true && Install(Pkg,FileNames[Pkg->ID]) == false)
+ if (installed == true &&
+ (instVer != Pkg.CurrentVer() ||
+ ((Cache[Pkg].iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)) &&
+ Install(Pkg,FileNames[Pkg->ID]) == false)
return false;
for (PkgIterator P = Pkg.Group().PackageList();
P.end() == false; P = Pkg.Group().NextPkg(P))
P.end() == false; P = Pkg.Group().NextPkg(P))
{
if (P->CurrentVer != 0 || P == Pkg || List->IsFlag(P,pkgOrderList::UnPacked) == true ||
+ List->IsFlag(P,pkgOrderList::Configured) == true ||
Cache[P].InstallVer == 0 || (P.CurrentVer() == Cache[P].InstallVer &&
(Cache[Pkg].iFlags & pkgDepCache::ReInstall) != pkgDepCache::ReInstall))
continue;
}
}
// packages which are already unpacked don't need to be unpacked again
- else if (Pkg.State() != pkgCache::PkgIterator::NeedsConfigure && Install(Pkg,FileNames[Pkg->ID]) == false)
+ else if ((instVer != Pkg.CurrentVer() ||
+ ((Cache[Pkg].iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)) &&
+ Install(Pkg,FileNames[Pkg->ID]) == false)
return false;
if (Immediate == true) {
projects / apt.git / blobdiff