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authorMichael Vogt <mvo@debian.org>2013-08-17 09:18:36 +0200
committerMichael Vogt <mvo@debian.org>2013-08-17 09:18:36 +0200
commitf49d103adc47c5c34f4ca852605ee55710e486b9 (patch)
treeeb63a4d80a82b2d9f9aa5bc25165a21cb38b215f /apt-private/private-cachefile.cc
parentb55e706a8794d810fb7c5a7c175c04ea207b1ce7 (diff)
parentdd4d9729975fc2de37cd69220bc05efb16badc77 (diff)
Merge remote-tracking branch 'mvo/feature/apt-binary2' into debian/sid
Conflicts: cmdline/apt-get.cc
Diffstat (limited to 'apt-private/private-cachefile.cc')
-rw-r--r--apt-private/private-cachefile.cc109
1 files changed, 109 insertions, 0 deletions
diff --git a/apt-private/private-cachefile.cc b/apt-private/private-cachefile.cc
new file mode 100644
index 000000000..25f65ef09
--- /dev/null
+++ b/apt-private/private-cachefile.cc
@@ -0,0 +1,109 @@
+// Include files /*{{{*/
+#include<config.h>
+
+#include <apt-pkg/algorithms.h>
+#include <apt-pkg/error.h>
+
+#include <cstdlib>
+
+#include "private-output.h"
+#include "private-cachefile.h"
+
+#include <apti18n.h>
+ /*}}}*/
+
+using namespace std;
+
+// CacheFile::NameComp - QSort compare by name /*{{{*/
+// ---------------------------------------------------------------------
+/* */
+pkgCache *CacheFile::SortCache = 0;
+int CacheFile::NameComp(const void *a,const void *b)
+{
+ if (*(pkgCache::Package **)a == 0 || *(pkgCache::Package **)b == 0)
+ return *(pkgCache::Package **)a - *(pkgCache::Package **)b;
+
+ const pkgCache::Package &A = **(pkgCache::Package **)a;
+ const pkgCache::Package &B = **(pkgCache::Package **)b;
+
+ return strcmp(SortCache->StrP + A.Name,SortCache->StrP + B.Name);
+}
+ /*}}}*/
+// CacheFile::Sort - Sort by name /*{{{*/
+// ---------------------------------------------------------------------
+/* */
+void CacheFile::Sort()
+{
+ delete [] List;
+ List = new pkgCache::Package *[Cache->Head().PackageCount];
+ memset(List,0,sizeof(*List)*Cache->Head().PackageCount);
+ pkgCache::PkgIterator I = Cache->PkgBegin();
+ for (;I.end() != true; ++I)
+ List[I->ID] = I;
+
+ SortCache = *this;
+ qsort(List,Cache->Head().PackageCount,sizeof(*List),NameComp);
+}
+ /*}}}*/
+// CacheFile::CheckDeps - Open the cache file /*{{{*/
+// ---------------------------------------------------------------------
+/* This routine generates the caches and then opens the dependency cache
+ and verifies that the system is OK. */
+bool CacheFile::CheckDeps(bool AllowBroken)
+{
+ bool FixBroken = _config->FindB("APT::Get::Fix-Broken",false);
+
+ if (_error->PendingError() == true)
+ return false;
+
+ // Check that the system is OK
+ if (DCache->DelCount() != 0 || DCache->InstCount() != 0)
+ return _error->Error("Internal error, non-zero counts");
+
+ // Apply corrections for half-installed packages
+ if (pkgApplyStatus(*DCache) == false)
+ return false;
+
+ if (_config->FindB("APT::Get::Fix-Policy-Broken",false) == true)
+ {
+ FixBroken = true;
+ if ((DCache->PolicyBrokenCount() > 0))
+ {
+ // upgrade all policy-broken packages with ForceImportantDeps=True
+ for (pkgCache::PkgIterator I = Cache->PkgBegin(); !I.end(); ++I)
+ if ((*DCache)[I].NowPolicyBroken() == true)
+ DCache->MarkInstall(I,true,0, false, true);
+ }
+ }
+
+ // Nothing is broken
+ if (DCache->BrokenCount() == 0 || AllowBroken == true)
+ return true;
+
+ // Attempt to fix broken things
+ if (FixBroken == true)
+ {
+ c1out << _("Correcting dependencies...") << flush;
+ if (pkgFixBroken(*DCache) == false || DCache->BrokenCount() != 0)
+ {
+ c1out << _(" failed.") << endl;
+ ShowBroken(c1out,*this,true);
+
+ return _error->Error(_("Unable to correct dependencies"));
+ }
+ if (pkgMinimizeUpgrade(*DCache) == false)
+ return _error->Error(_("Unable to minimize the upgrade set"));
+
+ c1out << _(" Done") << endl;
+ }
+ else
+ {
+ c1out << _("You might want to run 'apt-get -f install' to correct these.") << endl;
+ ShowBroken(c1out,*this,true);
+
+ return _error->Error(_("Unmet dependencies. Try using -f."));
+ }
+
+ return true;
+}
+ /*}}}*/