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authorMichael Vogt <mvo@debian.org>2011-05-16 15:57:52 +0200
committerMichael Vogt <mvo@debian.org>2011-05-16 15:57:52 +0200
commitd44b706c2d5964daaaf55e6eb97845827958f6e3 (patch)
treeb77f6e72c34c2444ec28e2d47430211d802efb4b /apt-pkg/depcache.cc
parent9c192d2811c12dcaf607024eb7f0677b011194e6 (diff)
parentd77b985a309c379d4978525172a72b728fecd15e (diff)
merged from lp:~donkult/apt/sid
Diffstat (limited to 'apt-pkg/depcache.cc')
-rw-r--r--apt-pkg/depcache.cc130
1 files changed, 63 insertions, 67 deletions
diff --git a/apt-pkg/depcache.cc b/apt-pkg/depcache.cc
index bef977532..e9fa097aa 100644
--- a/apt-pkg/depcache.cc
+++ b/apt-pkg/depcache.cc
@@ -339,8 +339,7 @@ bool pkgDepCache::CheckDep(DepIterator Dep,int Type,PkgIterator &Res)
/* Check simple depends. A depends -should- never self match but
we allow it anyhow because dpkg does. Technically it is a packaging
bug. Conflicts may never self match */
- if (Dep.TargetPkg() != Dep.ParentPkg() ||
- (Dep->Type != Dep::Conflicts && Dep->Type != Dep::DpkgBreaks && Dep->Type != Dep::Obsoletes))
+ if (Dep.TargetPkg() != Dep.ParentPkg() || Dep.IsNegative() == false)
{
PkgIterator Pkg = Dep.TargetPkg();
// Check the base package
@@ -370,8 +369,7 @@ bool pkgDepCache::CheckDep(DepIterator Dep,int Type,PkgIterator &Res)
{
/* Provides may never be applied against the same package (or group)
if it is a conflicts. See the comment above. */
- if (P.OwnerPkg()->Group == Pkg->Group &&
- (Dep->Type == Dep::Conflicts || Dep->Type == Dep::DpkgBreaks))
+ if (P.OwnerPkg()->Group == Pkg->Group && Dep.IsNegative() == true)
continue;
// Check if the provides is a hit
@@ -549,7 +547,7 @@ void pkgDepCache::AddStates(const PkgIterator &Pkg,int Add)
// Not installed
if (Pkg->CurrentVer == 0)
{
- if (State.Mode == ModeDelete &&
+ if (State.Mode == ModeDelete &&
(State.iFlags & Purge) == Purge && Pkg.Purge() == false)
iDelCount += Add;
@@ -594,9 +592,7 @@ void pkgDepCache::BuildGroupOrs(VerIterator const &V)
/* Invert for Conflicts. We have to do this twice to get the
right sense for a conflicts group */
- if (D->Type == Dep::Conflicts ||
- D->Type == Dep::DpkgBreaks ||
- D->Type == Dep::Obsoletes)
+ if (D.IsNegative() == true)
State = ~State;
// Add to the group if we are within an or..
@@ -607,9 +603,7 @@ void pkgDepCache::BuildGroupOrs(VerIterator const &V)
Group = 0;
// Invert for Conflicts
- if (D->Type == Dep::Conflicts ||
- D->Type == Dep::DpkgBreaks ||
- D->Type == Dep::Obsoletes)
+ if (D.IsNegative() == true)
State = ~State;
}
}
@@ -742,9 +736,7 @@ void pkgDepCache::Update(OpProgress *Prog)
Group = 0;
// Invert for Conflicts
- if (D->Type == Dep::Conflicts ||
- D->Type == Dep::DpkgBreaks ||
- D->Type == Dep::Obsoletes)
+ if (D.IsNegative() == true)
State = ~State;
}
}
@@ -774,9 +766,7 @@ void pkgDepCache::Update(DepIterator D)
State = DependencyState(D);
// Invert for Conflicts
- if (D->Type == Dep::Conflicts ||
- D->Type == Dep::DpkgBreaks ||
- D->Type == Dep::Obsoletes)
+ if (D.IsNegative() == true)
State = ~State;
RemoveStates(D.ParentPkg());
@@ -1088,7 +1078,22 @@ void pkgDepCache::MarkInstall(PkgIterator const &Pkg,bool AutoInst,
*/
if (IsImportantDep(Start) == false)
continue;
-
+
+ /* If we are in an or group locate the first or that can
+ succeed. We have already cached this.. */
+ for (; Ors > 1 && (DepState[Start->ID] & DepCVer) != DepCVer; --Ors)
+ ++Start;
+ if (Ors == 1 && (DepState[Start->ID] &DepCVer) != DepCVer && Start.IsNegative() == false)
+ {
+ if(DebugAutoInstall == true)
+ std::clog << OutputInDepth(Depth) << Start << " can't be satisfied!" << std::endl;
+ if (Start.IsCritical() == false)
+ continue;
+ // if the dependency was critical, we can't install it, so remove it again
+ MarkDelete(Pkg,false,Depth + 1, false);
+ return;
+ }
+
/* Check if any ImportantDep() (but not Critical) were added
* since we installed the package. Also check for deps that
* were satisfied in the past: for instance, if a version
@@ -1096,57 +1101,49 @@ void pkgDepCache::MarkInstall(PkgIterator const &Pkg,bool AutoInst,
* package should follow that Recommends rather than causing the
* dependency to be removed. (bug #470115)
*/
- bool isNewImportantDep = false;
- bool isPreviouslySatisfiedImportantDep = false;
- if(!ForceImportantDeps && !Start.IsCritical())
+ if (Pkg->CurrentVer != 0 && ForceImportantDeps == false && Start.IsCritical() == false)
{
- bool found=false;
- VerIterator instVer = Pkg.CurrentVer();
- if(!instVer.end())
+ bool isNewImportantDep = true;
+ bool isPreviouslySatisfiedImportantDep = false;
+ for (DepIterator D = Pkg.CurrentVer().DependsList(); D.end() != true; ++D)
+ {
+ //FIXME: Should we handle or-group better here?
+ // We do not check if the package we look for is part of the same or-group
+ // we might find while searching, but could that really be a problem?
+ if (D.IsCritical() == true || IsImportantDep(D) == false ||
+ Start.TargetPkg() != D.TargetPkg())
+ continue;
+
+ isNewImportantDep = false;
+
+ while ((D->CompareOp & Dep::Or) != 0)
+ ++D;
+
+ isPreviouslySatisfiedImportantDep = (((*this)[D] & DepGNow) != 0);
+ if (isPreviouslySatisfiedImportantDep == true)
+ break;
+ }
+
+ if(isNewImportantDep == true)
+ {
+ if (DebugAutoInstall == true)
+ std::clog << OutputInDepth(Depth) << "new important dependency: "
+ << Start.TargetPkg().FullName() << std::endl;
+ }
+ else if(isPreviouslySatisfiedImportantDep == true)
+ {
+ if (DebugAutoInstall == true)
+ std::clog << OutputInDepth(Depth) << "previously satisfied important dependency on "
+ << Start.TargetPkg().FullName() << std::endl;
+ }
+ else
{
- for (DepIterator D = instVer.DependsList(); D.end() != true; D++)
- {
- //FIXME: deal better with or-groups(?)
- if(IsImportantDep(D) && !D.IsCritical() &&
- Start.TargetPkg() == D.TargetPkg())
- {
- if(!isPreviouslySatisfiedImportantDep)
- {
- DepIterator D2 = D;
- while((D2->CompareOp & Dep::Or) != 0)
- ++D2;
-
- isPreviouslySatisfiedImportantDep =
- (((*this)[D2] & DepGNow) != 0);
- }
-
- found=true;
- }
- }
- // this is a new dep if it was not found to be already
- // a important dep of the installed pacakge
- isNewImportantDep = !found;
+ if (DebugAutoInstall == true)
+ std::clog << OutputInDepth(Depth) << "ignore old unsatisfied important dependency on "
+ << Start.TargetPkg().FullName() << std::endl;
+ continue;
}
}
- if(isNewImportantDep)
- if(DebugAutoInstall == true)
- std::clog << OutputInDepth(Depth) << "new important dependency: "
- << Start.TargetPkg().Name() << std::endl;
- if(isPreviouslySatisfiedImportantDep)
- if(DebugAutoInstall == true)
- std::clog << OutputInDepth(Depth) << "previously satisfied important dependency on "
- << Start.TargetPkg().Name() << std::endl;
-
- // skip important deps if the package is already installed
- if (Pkg->CurrentVer != 0 && Start.IsCritical() == false
- && !isNewImportantDep && !isPreviouslySatisfiedImportantDep
- && !ForceImportantDeps)
- continue;
-
- /* If we are in an or group locate the first or that can
- succeed. We have already cached this.. */
- for (; Ors > 1 && (DepState[Start->ID] & DepCVer) != DepCVer; Ors--)
- Start++;
/* This bit is for processing the possibilty of an install/upgrade
fixing the problem */
@@ -1212,8 +1209,7 @@ void pkgDepCache::MarkInstall(PkgIterator const &Pkg,bool AutoInst,
/* For conflicts we just de-install the package and mark as auto,
Conflicts may not have or groups. For dpkg's Breaks we try to
upgrade the package. */
- if (Start->Type == Dep::Conflicts || Start->Type == Dep::Obsoletes ||
- Start->Type == Dep::DpkgBreaks)
+ if (Start.IsNegative() == true)
{
for (Version **I = List; *I != 0; I++)
{