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// -*- mode: cpp; mode: fold -*-
// Include Files /*{{{*/
#include <config.h>
#include <apt-pkg/cachefile.h>
#include <apt-pkg/cmndline.h>
#include <apt-pkg/configuration.h>
#include <apt-pkg/strutl.h>
#include <apt-private/private-cacheset.h>
#include <apt-private/private-unmet.h>
#include <stddef.h>
#include <iostream>
#include <apti18n.h>
/*}}}*/
// UnMet - Show unmet dependencies /*{{{*/
static bool ShowUnMet(pkgCache::VerIterator const &V, bool const Important)
{
bool Header = false;
for (pkgCache::DepIterator D = V.DependsList(); D.end() == false;)
{
// Collect or groups
pkgCache::DepIterator Start;
pkgCache::DepIterator End;
D.GlobOr(Start,End);
// Important deps only
if (Important == true)
if (End->Type != pkgCache::Dep::PreDepends &&
End->Type != pkgCache::Dep::Depends)
continue;
// Skip conflicts and replaces
if (End.IsNegative() == true || End->Type == pkgCache::Dep::Replaces)
continue;
// Verify the or group
bool OK = false;
pkgCache::DepIterator RealStart = Start;
do
{
// See if this dep is Ok
pkgCache::Version **VList = Start.AllTargets();
if (*VList != 0)
{
OK = true;
delete [] VList;
break;
}
delete [] VList;
if (Start == End)
break;
++Start;
}
while (1);
// The group is OK
if (OK == true)
continue;
// Oops, it failed..
if (Header == false)
ioprintf(std::cout,_("Package %s version %s has an unmet dep:\n"),
V.ParentPkg().FullName(true).c_str(),V.VerStr());
Header = true;
// Print out the dep type
std::cout << " " << End.DepType() << ": ";
// Show the group
Start = RealStart;
do
{
std::cout << Start.TargetPkg().FullName(true);
if (Start.TargetVer() != 0)
std::cout << " (" << Start.CompType() << " " << Start.TargetVer() <<
")";
if (Start == End)
break;
std::cout << " | ";
++Start;
}
while (1);
std::cout << std::endl;
}
return true;
}
bool UnMet(CommandLine &CmdL)
{
bool const Important = _config->FindB("APT::Cache::Important",false);
pkgCacheFile CacheFile;
if (unlikely(CacheFile.GetPkgCache() == NULL))
return false;
if (CmdL.FileSize() <= 1)
{
for (pkgCache::PkgIterator P = CacheFile.GetPkgCache()->PkgBegin(); P.end() == false; ++P)
for (pkgCache::VerIterator V = P.VersionList(); V.end() == false; ++V)
if (ShowUnMet(V, Important) == false)
return false;
}
else
{
CacheSetHelperVirtuals helper(true, GlobalError::NOTICE);
APT::VersionList verset = APT::VersionList::FromCommandLine(CacheFile, CmdL.FileList + 1,
APT::CacheSetHelper::CANDIDATE, helper);
for (APT::VersionList::iterator V = verset.begin(); V != verset.end(); ++V)
if (ShowUnMet(V, Important) == false)
return false;
}
return true;
}
/*}}}*/
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