X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/0418949ebe9fc886e7794fa1de17c8b6c74e65ea..a38a00b981de3031a51e76c8a2e220b59557c469:/apt-pkg/algorithms.cc
diff --git a/apt-pkg/algorithms.cc b/apt-pkg/algorithms.cc
index f7a333606..2f5fcc7ab 100644
--- a/apt-pkg/algorithms.cc
+++ b/apt-pkg/algorithms.cc
@@ -58,6 +58,12 @@ pkgSimulate::pkgSimulate(pkgDepCache *Cache) : pkgPackageManager(Cache),
FileNames[I] = Jnk;
}
/*}}}*/
+// Simulate::~Simulate - Destructor /*{{{*/
+pkgSimulate::~pkgSimulate()
+{
+ delete[] Flags;
+}
+ /*}}}*/
// Simulate::Describe - Describe a package /*{{{*/
// ---------------------------------------------------------------------
/* Parameter Current == true displays the current package version,
@@ -356,11 +362,36 @@ bool pkgDistUpgrade(pkgDepCache &Cache)
if (I->CurrentVer != 0)
Cache.MarkInstall(I, true, 0, false);
- /* Now, auto upgrade all essential packages - this ensures that
- the essential packages are present and working */
- for (pkgCache::PkgIterator I = Cache.PkgBegin(); I.end() == false; ++I)
- if ((I->Flags & pkgCache::Flag::Essential) == pkgCache::Flag::Essential)
- Cache.MarkInstall(I, true, 0, false);
+ /* Now, install each essential package which is not installed
+ (and not provided by another package in the same name group) */
+ std::string essential = _config->Find("pkgCacheGen::Essential", "all");
+ if (essential == "all")
+ {
+ for (pkgCache::GrpIterator G = Cache.GrpBegin(); G.end() == false; ++G)
+ {
+ bool isEssential = false;
+ bool instEssential = false;
+ for (pkgCache::PkgIterator P = G.PackageList(); P.end() == false; P = G.NextPkg(P))
+ {
+ if ((P->Flags & pkgCache::Flag::Essential) != pkgCache::Flag::Essential)
+ continue;
+ isEssential = true;
+ if (Cache[P].Install() == true)
+ {
+ instEssential = true;
+ break;
+ }
+ }
+ if (isEssential == false || instEssential == true)
+ continue;
+ pkgCache::PkgIterator P = G.FindPreferredPkg();
+ Cache.MarkInstall(P, true, 0, false);
+ }
+ }
+ else if (essential != "none")
+ for (pkgCache::PkgIterator I = Cache.PkgBegin(); I.end() == false; ++I)
+ if ((I->Flags & pkgCache::Flag::Essential) == pkgCache::Flag::Essential)
+ Cache.MarkInstall(I, true, 0, false);
/* We do it again over all previously installed packages to force
conflict resolution on them all. */
@@ -471,11 +502,11 @@ bool pkgMinimizeUpgrade(pkgDepCache &Cache)
// ProblemResolver::pkgProblemResolver - Constructor /*{{{*/
// ---------------------------------------------------------------------
/* */
-pkgProblemResolver::pkgProblemResolver(pkgDepCache *pCache) : Cache(*pCache)
+pkgProblemResolver::pkgProblemResolver(pkgDepCache *pCache) : d(NULL), Cache(*pCache)
{
// Allocate memory
unsigned long Size = Cache.Head().PackageCount;
- Scores = new signed short[Size];
+ Scores = new int[Size];
Flags = new unsigned char[Size];
memset(Flags,0,sizeof(*Flags)*Size);
@@ -515,20 +546,20 @@ void pkgProblemResolver::MakeScores()
memset(Scores,0,sizeof(*Scores)*Size);
// Important Required Standard Optional Extra
- signed short PrioMap[] = {
+ int PrioMap[] = {
0,
- (signed short) _config->FindI("pkgProblemResolver::Scores::Important",3),
- (signed short) _config->FindI("pkgProblemResolver::Scores::Required",2),
- (signed short) _config->FindI("pkgProblemResolver::Scores::Standard",1),
- (signed short) _config->FindI("pkgProblemResolver::Scores::Optional",-1),
- (signed short) _config->FindI("pkgProblemResolver::Scores::Extra",-2)
+ _config->FindI("pkgProblemResolver::Scores::Important",3),
+ _config->FindI("pkgProblemResolver::Scores::Required",2),
+ _config->FindI("pkgProblemResolver::Scores::Standard",1),
+ _config->FindI("pkgProblemResolver::Scores::Optional",-1),
+ _config->FindI("pkgProblemResolver::Scores::Extra",-2)
};
- signed short PrioEssentials = _config->FindI("pkgProblemResolver::Scores::Essentials",100);
- signed short PrioInstalledAndNotObsolete = _config->FindI("pkgProblemResolver::Scores::NotObsolete",1);
- signed short PrioDepends = _config->FindI("pkgProblemResolver::Scores::Depends",1);
- signed short PrioRecommends = _config->FindI("pkgProblemResolver::Scores::Recommends",1);
- signed short AddProtected = _config->FindI("pkgProblemResolver::Scores::AddProtected",10000);
- signed short AddEssential = _config->FindI("pkgProblemResolver::Scores::AddEssential",5000);
+ int PrioEssentials = _config->FindI("pkgProblemResolver::Scores::Essentials",100);
+ int PrioInstalledAndNotObsolete = _config->FindI("pkgProblemResolver::Scores::NotObsolete",1);
+ int PrioDepends = _config->FindI("pkgProblemResolver::Scores::Depends",1);
+ int PrioRecommends = _config->FindI("pkgProblemResolver::Scores::Recommends",1);
+ int AddProtected = _config->FindI("pkgProblemResolver::Scores::AddProtected",10000);
+ int AddEssential = _config->FindI("pkgProblemResolver::Scores::AddEssential",5000);
if (_config->FindB("Debug::pkgProblemResolver::ShowScores",false) == true)
clog << "Settings used to calculate pkgProblemResolver::Scores::" << endl
@@ -550,13 +581,14 @@ void pkgProblemResolver::MakeScores()
if (Cache[I].InstallVer == 0)
continue;
- signed short &Score = Scores[I->ID];
+ int &Score = Scores[I->ID];
/* This is arbitrary, it should be high enough to elevate an
essantial package above most other packages but low enough
to allow an obsolete essential packages to be removed by
a conflicts on a powerfull normal package (ie libc6) */
- if ((I->Flags & pkgCache::Flag::Essential) == pkgCache::Flag::Essential)
+ if ((I->Flags & pkgCache::Flag::Essential) == pkgCache::Flag::Essential
+ || (I->Flags & pkgCache::Flag::Important) == pkgCache::Flag::Important)
Score += PrioEssentials;
// We transform the priority
@@ -588,7 +620,7 @@ void pkgProblemResolver::MakeScores()
}
// Copy the scores to advoid additive looping
- SPtrArray<signed short> OldScores = new signed short[Size];
+ SPtrArray<int> OldScores = new int[Size];
memcpy(OldScores,Scores,sizeof(*Scores)*Size);
/* Now we cause 1 level of dependency inheritance, that is we add the
@@ -631,7 +663,8 @@ void pkgProblemResolver::MakeScores()
{
if ((Flags[I->ID] & Protected) != 0)
Scores[I->ID] += AddProtected;
- if ((I->Flags & pkgCache::Flag::Essential) == pkgCache::Flag::Essential)
+ if ((I->Flags & pkgCache::Flag::Essential) == pkgCache::Flag::Essential ||
+ (I->Flags & pkgCache::Flag::Important) == pkgCache::Flag::Important)
Scores[I->ID] += AddEssential;
}
}
@@ -1098,8 +1131,7 @@ bool pkgProblemResolver::ResolveInternal(bool const BrokenFix)
LEnd->Dep = End;
LEnd++;
- if (Start->Type != pkgCache::Dep::Conflicts &&
- Start->Type != pkgCache::Dep::Obsoletes)
+ if (Start.IsNegative() == false)
break;
}
}
@@ -1431,6 +1463,13 @@ static int PrioComp(const void *A,const void *B)
if ((L.ParentPkg()->Flags & pkgCache::Flag::Essential) != pkgCache::Flag::Essential &&
(R.ParentPkg()->Flags & pkgCache::Flag::Essential) == pkgCache::Flag::Essential)
return -1;
+
+ if ((L.ParentPkg()->Flags & pkgCache::Flag::Important) == pkgCache::Flag::Important &&
+ (R.ParentPkg()->Flags & pkgCache::Flag::Important) != pkgCache::Flag::Important)
+ return 1;
+ if ((L.ParentPkg()->Flags & pkgCache::Flag::Important) != pkgCache::Flag::Important &&
+ (R.ParentPkg()->Flags & pkgCache::Flag::Important) == pkgCache::Flag::Important)
+ return -1;
if (L->Priority != R->Priority)
return R->Priority - L->Priority;
@@ -1445,7 +1484,7 @@ void pkgPrioSortList(pkgCache &Cache,pkgCache::Version **List)
qsort(List,Count,sizeof(*List),PrioComp);
}
/*}}}*/
-// ListUpdate - update the cache files /*{{{*/
+// ListUpdate - construct Fetcher and update the cache files /*{{{*/
// ---------------------------------------------------------------------
/* This is a simple wrapper to update the cache. it will fetch stuff
* from the network (or any other sources defined in sources.list)
@@ -1454,7 +1493,6 @@ bool ListUpdate(pkgAcquireStatus &Stat,
pkgSourceList &List,
int PulseInterval)
{
- pkgAcquire::RunResult res;
pkgAcquire Fetcher;
if (Fetcher.Setup(&Stat, _config->FindDir("Dir::State::Lists")) == false)
return false;
@@ -1463,11 +1501,24 @@ bool ListUpdate(pkgAcquireStatus &Stat,
if (List.GetIndexes(&Fetcher) == false)
return false;
+ return AcquireUpdate(Fetcher, PulseInterval, true);
+}
+ /*}}}*/
+// AcquireUpdate - take Fetcher and update the cache files /*{{{*/
+// ---------------------------------------------------------------------
+/* This is a simple wrapper to update the cache with a provided acquire
+ * If you only need control over Status and the used SourcesList use
+ * ListUpdate method instead.
+ */
+bool AcquireUpdate(pkgAcquire &Fetcher, int const PulseInterval,
+ bool const RunUpdateScripts, bool const ListCleanup)
+{
// Run scripts
- RunScripts("APT::Update::Pre-Invoke");
-
- // check arguments
- if(PulseInterval>0)
+ if (RunUpdateScripts == true)
+ RunScripts("APT::Update::Pre-Invoke");
+
+ pkgAcquire::RunResult res;
+ if(PulseInterval > 0)
res = Fetcher.Run(PulseInterval);
else
res = Fetcher.Run();
@@ -1504,7 +1555,7 @@ bool ListUpdate(pkgAcquireStatus &Stat,
// Clean out any old list files
// Keep "APT::Get::List-Cleanup" name for compatibility, but
// this is really a global option for the APT library now
- if (!TransientNetworkFailure && !Failed &&
+ if (!TransientNetworkFailure && !Failed && ListCleanup == true &&
(_config->FindB("APT::Get::List-Cleanup",true) == true &&
_config->FindB("APT::List-Cleanup",true) == true))
{
@@ -1521,11 +1572,14 @@ bool ListUpdate(pkgAcquireStatus &Stat,
// Run the success scripts if all was fine
- if(!TransientNetworkFailure && !Failed)
- RunScripts("APT::Update::Post-Invoke-Success");
+ if (RunUpdateScripts == true)
+ {
+ if(!TransientNetworkFailure && !Failed)
+ RunScripts("APT::Update::Post-Invoke-Success");
- // Run the other scripts
- RunScripts("APT::Update::Post-Invoke");
+ // Run the other scripts
+ RunScripts("APT::Update::Post-Invoke");
+ }
return true;
}
/*}}}*/