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@@ -0,0 +1,120 @@
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+// -*- mode: cpp; mode: fold -*-
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+// Include Files /*{{{*/
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+#include<config.h>
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+
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+#include <apt-pkg/cachefile.h>
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+#include <apt-pkg/cmndline.h>
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+#include <apt-pkg/configuration.h>
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+#include <apt-pkg/strutl.h>
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+
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+#include <apt-private/private-cacheset.h>
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+#include <apt-private/private-unmet.h>
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+
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+#include <stddef.h>
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+
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+#include <iostream>
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+
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+#include <apti18n.h>
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+ /*}}}*/
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+
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+// UnMet - Show unmet dependencies /*{{{*/
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+static bool ShowUnMet(pkgCache::VerIterator const &V, bool const Important)
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+{
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+ bool Header = false;
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+ for (pkgCache::DepIterator D = V.DependsList(); D.end() == false;)
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+ {
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+ // Collect or groups
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+ pkgCache::DepIterator Start;
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+ pkgCache::DepIterator End;
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+ D.GlobOr(Start,End);
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+
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+ // Important deps only
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+ if (Important == true)
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+ if (End->Type != pkgCache::Dep::PreDepends &&
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+ End->Type != pkgCache::Dep::Depends)
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+ continue;
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+
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+ // Skip conflicts and replaces
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+ if (End.IsNegative() == true || End->Type == pkgCache::Dep::Replaces)
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+ continue;
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+
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+ // Verify the or group
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+ bool OK = false;
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+ pkgCache::DepIterator RealStart = Start;
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+ do
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+ {
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+ // See if this dep is Ok
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+ pkgCache::Version **VList = Start.AllTargets();
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+ if (*VList != 0)
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+ {
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+ OK = true;
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+ delete [] VList;
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+ break;
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+ }
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+ delete [] VList;
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+
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+ if (Start == End)
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+ break;
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+ ++Start;
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+ }
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+ while (1);
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+
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+ // The group is OK
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+ if (OK == true)
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+ continue;
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+
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+ // Oops, it failed..
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+ if (Header == false)
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+ ioprintf(std::cout,_("Package %s version %s has an unmet dep:\n"),
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+ V.ParentPkg().FullName(true).c_str(),V.VerStr());
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+ Header = true;
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+
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+ // Print out the dep type
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+ std::cout << " " << End.DepType() << ": ";
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+
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+ // Show the group
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+ Start = RealStart;
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+ do
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+ {
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+ std::cout << Start.TargetPkg().FullName(true);
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+ if (Start.TargetVer() != 0)
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+ std::cout << " (" << Start.CompType() << " " << Start.TargetVer() <<
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+ ")";
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+ if (Start == End)
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+ break;
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+ std::cout << " | ";
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+ ++Start;
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+ }
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+ while (1);
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+
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+ std::cout << std::endl;
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+ }
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+ return true;
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+}
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+bool UnMet(CommandLine &CmdL)
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+{
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+ bool const Important = _config->FindB("APT::Cache::Important",false);
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+
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+ pkgCacheFile CacheFile;
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+ if (unlikely(CacheFile.GetPkgCache() == NULL))
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+ return false;
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+
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+ if (CmdL.FileSize() <= 1)
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+ {
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+ for (pkgCache::PkgIterator P = CacheFile.GetPkgCache()->PkgBegin(); P.end() == false; ++P)
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+ for (pkgCache::VerIterator V = P.VersionList(); V.end() == false; ++V)
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+ if (ShowUnMet(V, Important) == false)
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+ return false;
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+ }
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+ else
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+ {
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+ CacheSetHelperVirtuals helper(true, GlobalError::NOTICE);
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+ APT::VersionList verset = APT::VersionList::FromCommandLine(CacheFile, CmdL.FileList + 1,
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+ APT::CacheSetHelper::CANDIDATE, helper);
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+ for (APT::VersionList::iterator V = verset.begin(); V != verset.end(); ++V)
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+ if (ShowUnMet(V, Important) == false)
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+ return false;
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+ }
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+ return true;
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+}
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+ /*}}}*/
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