#include <apt-pkg/version.h>
#include <apt-pkg/cachefile.h>
#include <apt-pkg/sptr.h>
+#include <apt-pkg/md5.h>
#include <apt-pkg/versionmatch.h>
#include <config.h>
#include "acqprogress.h"
+#include <set>
#include <locale.h>
#include <langinfo.h>
#include <fstream>
ostream c1out(0);
ostream c2out(0);
ofstream devnull("/dev/null");
-unsigned int ScreenWidth = 80;
+unsigned int ScreenWidth = 80 - 1; /* - 1 for the cursor */
// class CacheFile - Cover class for some dependency cache functions /*{{{*/
// ---------------------------------------------------------------------
string VerTag;
string TmpSrc = Name;
string::size_type Slash = TmpSrc.rfind('=');
+
+ // honor default release
+ string DefRel = _config->Find("APT::Default-Release");
+ pkgCache::PkgIterator Pkg = Cache.FindPkg(TmpSrc);
+
if (Slash != string::npos)
{
VerTag = string(TmpSrc.begin() + Slash + 1,TmpSrc.end());
TmpSrc = string(TmpSrc.begin(),TmpSrc.begin() + Slash);
- } else if(_config->Find("APT::Default-Release") != "") {
- // if we have a Default-Release (-t) we want a exact match
- // FIXME: we won't support downgrades
- // (i.e. -t stable won't work on a unstable system
- pkgCache::PkgIterator Pkg = Cache.FindPkg(TmpSrc);
- if(Pkg.end() == false) {
- pkgCache::VerIterator Ver = Cache.GetCandidateVer(Pkg);
- VerTag = Ver.VerStr();
+ }
+ else if(!Pkg.end() && DefRel.empty() == false)
+ {
+ // we have a default release, try to locate the pkg. we do it like
+ // this because GetCandidateVer() will not "downgrade", that means
+ // "apt-get source -t stable apt" won't work on a unstable system
+ for (pkgCache::VerIterator Ver = Pkg.VersionList(); Ver.end() == false;
+ Ver++)
+ {
+ for (pkgCache::VerFileIterator VF = Ver.FileList(); VF.end() == false;
+ VF++)
+ {
+ /* If this is the status file, and the current version is not the
+ version in the status file (ie it is not installed, or somesuch)
+ then it is not a candidate for installation, ever. This weeds
+ out bogus entries that may be due to config-file states, or
+ other. */
+ if ((VF.File()->Flags & pkgCache::Flag::NotSource) ==
+ pkgCache::Flag::NotSource && Pkg.CurrentVer() != Ver)
+ continue;
+
+ //std::cout << VF.File().Archive() << std::endl;
+ if(VF.File().Archive() && (VF.File().Archive() == DefRel))
+ {
+ VerTag = Ver.VerStr();
+ break;
+ }
+ }
}
}
+
/* Lookup the version of the package we would install if we were to
install a version and determine the source package name, then look
- in the archive for a source package of the same name. In theory
- we could stash the version string as well and match that too but
- today there aren't multi source versions in the archive. */
- if (_config->FindB("APT::Get::Only-Source") == false &&
- VerTag.empty() == true)
+ in the archive for a source package of the same name. */
+ if (_config->FindB("APT::Get::Only-Source") == false)
{
- pkgCache::PkgIterator Pkg = Cache.FindPkg(TmpSrc);
if (Pkg.end() == false)
{
- pkgCache::VerIterator Ver = Cache.GetCandidateVer(Pkg);
+ pkgCache::VerIterator Ver = Cache.GetCandidateVer(Pkg);
if (Ver.end() == false)
{
pkgRecords::Parser &Parse = Recs.Lookup(Ver.FileList());
}
}
- if (Last == 0)
- return 0;
-
- if (Last->Jump(Offset) == false)
+ if (Last == 0 || Last->Jump(Offset) == false)
return 0;
return Last;
}
// Clean out any old list files
- if (_config->FindB("APT::Get::List-Cleanup",true) == true)
+ if (!Failed && _config->FindB("APT::Get::List-Cleanup",true) == true)
{
if (Fetcher.Clean(_config->FindDir("Dir::State::lists")) == false ||
Fetcher.Clean(_config->FindDir("Dir::State::lists") + "partial/") == false)
/* Install named packages */
bool DoInstall(CommandLine &CmdL)
{
- // Lock the list directory
- FileFd Lock;
- if (_config->FindB("Debug::NoLocking",false) == false)
- {
- Lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
- if (_error->PendingError() == true)
- return _error->Error(_("Unable to lock the list directory"));
- }
-
CacheFile Cache;
if (Cache.OpenForInstall() == false ||
Cache.CheckDeps(CmdL.FileSize() != 1) == false)
string SuggestsVersions, RecommendsVersions;
for (unsigned J = 0; J < Cache->Head().PackageCount; J++)
{
- pkgCache::PkgIterator I(Cache,Cache.List[J]);
+ pkgCache::PkgIterator Pkg(Cache,Cache.List[J]);
/* Just look at the ones we want to install */
- if ((*Cache)[I].Install() == false)
+ if ((*Cache)[Pkg].Install() == false)
continue;
- for (pkgCache::VerIterator V = I.VersionList(); V.end() == false; V++)
- {
- for (pkgCache::DepIterator D = V.DependsList(); D.end() == false; )
- {
- pkgCache::DepIterator Start;
- pkgCache::DepIterator End;
- D.GlobOr(Start,End); // advances D
-
- /*
- * If this is a virtual package, we need to check the list of
- * packages that provide it and see if any of those are
- * installed
- */
-
- bool providedBySomething = false;
- for (pkgCache::PrvIterator Prv = Start.TargetPkg().ProvidesList();
- Prv.end() != true;
- Prv++)
- if ((*Cache)[Prv.OwnerPkg()].InstVerIter(*Cache).end() == false)
- {
- providedBySomething = true;
- break;
- }
-
- if (providedBySomething) continue;
-
- for(;;)
- {
- /* Skip if package is installed already, or is about to be */
- string target = string(Start.TargetPkg().Name()) + " ";
-
- if ((*Start.TargetPkg()).SelectedState == pkgCache::State::Install
- || Cache[Start.TargetPkg()].Install())
- break;
-
- /* Skip if we already saw it */
- if (int(SuggestsList.find(target)) != -1 || int(RecommendsList.find(target)) != -1)
- break;
-
- if (Start->Type == pkgCache::Dep::Suggests) {
- SuggestsList += target;
- SuggestsVersions += string(Cache[Start.TargetPkg()].CandVersion) + "\n";
- }
-
- if (Start->Type == pkgCache::Dep::Recommends) {
- RecommendsList += target;
- RecommendsVersions += string(Cache[Start.TargetPkg()].CandVersion) + "\n";
- }
-
- if (Start >= End)
- break;
- Start++;
- }
- }
- }
+ // get the recommends/suggests for the candidate ver
+ pkgCache::VerIterator CV = (*Cache)[Pkg].CandidateVerIter(*Cache);
+ for (pkgCache::DepIterator D = CV.DependsList(); D.end() == false; )
+ {
+ pkgCache::DepIterator Start;
+ pkgCache::DepIterator End;
+ D.GlobOr(Start,End); // advances D
+
+ // FIXME: we really should display a or-group as a or-group to the user
+ // the problem is that ShowList is incapable of doing this
+ string RecommendsOrList,RecommendsOrVersions;
+ string SuggestsOrList,SuggestsOrVersions;
+ bool foundInstalledInOrGroup = false;
+ for(;;)
+ {
+ /* Skip if package is installed already, or is about to be */
+ string target = string(Start.TargetPkg().Name()) + " ";
+
+ if ((*Start.TargetPkg()).SelectedState == pkgCache::State::Install
+ || Cache[Start.TargetPkg()].Install())
+ {
+ foundInstalledInOrGroup=true;
+ break;
+ }
+
+ /* Skip if we already saw it */
+ if (int(SuggestsList.find(target)) != -1 || int(RecommendsList.find(target)) != -1)
+ {
+ foundInstalledInOrGroup=true;
+ break;
+ }
+
+ // this is a dep on a virtual pkg, check if any package that provides it
+ // should be installed
+ if(Start.TargetPkg().ProvidesList() != 0)
+ {
+ pkgCache::PrvIterator I = Start.TargetPkg().ProvidesList();
+ for (; I.end() == false; I++)
+ {
+ pkgCache::PkgIterator Pkg = I.OwnerPkg();
+ if (Cache[Pkg].CandidateVerIter(Cache) == I.OwnerVer() &&
+ Pkg.CurrentVer() != 0)
+ foundInstalledInOrGroup=true;
+ }
+ }
+
+ if (Start->Type == pkgCache::Dep::Suggests)
+ {
+ SuggestsOrList += target;
+ SuggestsOrVersions += string(Cache[Start.TargetPkg()].CandVersion) + "\n";
+ }
+
+ if (Start->Type == pkgCache::Dep::Recommends)
+ {
+ RecommendsOrList += target;
+ RecommendsOrVersions += string(Cache[Start.TargetPkg()].CandVersion) + "\n";
+ }
+
+ if (Start >= End)
+ break;
+ Start++;
+ }
+
+ if(foundInstalledInOrGroup == false)
+ {
+ RecommendsList += RecommendsOrList;
+ RecommendsVersions += RecommendsOrVersions;
+ SuggestsList += SuggestsOrList;
+ SuggestsVersions += SuggestsOrVersions;
+ }
+
+ }
}
+
ShowList(c1out,_("Suggested packages:"),SuggestsList,SuggestsVersions);
ShowList(c1out,_("Recommended packages:"),RecommendsList,RecommendsVersions);
DscFile *Dsc = new DscFile[CmdL.FileSize()];
+ // insert all downloaded uris into this set to avoid downloading them
+ // twice
+ set<string> queued;
// Load the requestd sources into the fetcher
unsigned J = 0;
for (const char **I = CmdL.FileList + 1; *I != 0; I++, J++)
if (_config->FindB("APT::Get::Tar-Only",false) == true &&
I->Type != "tar")
continue;
-
+
+ // don't download the same uri twice (should this be moved to
+ // the fetcher interface itself?)
+ if(queued.find(Last->Index().ArchiveURI(I->Path)) != queued.end())
+ continue;
+ queued.insert(Last->Index().ArchiveURI(I->Path));
+
+ // check if we have a file with that md5 sum already localy
+ if(!I->MD5Hash.empty() && FileExists(flNotDir(I->Path)))
+ {
+ FileFd Fd(flNotDir(I->Path), FileFd::ReadOnly);
+ MD5Summation sum;
+ sum.AddFD(Fd.Fd(), Fd.Size());
+ Fd.Close();
+ if((string)sum.Result() == I->MD5Hash)
+ {
+ ioprintf(c1out,_("Skipping already downloaded file '%s'\n"),
+ flNotDir(I->Path).c_str());
+ continue;
+ }
+ }
+
new pkgAcqFile(&Fetcher,Last->Index().ArchiveURI(I->Path),
I->MD5Hash,I->Size,
Last->Index().SourceInfo(*Last,*I),Src);
projects / apt.git / blobdiff