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-rw-r--r--apt-pkg/depcache.cc20
1 files changed, 20 insertions, 0 deletions
diff --git a/apt-pkg/depcache.cc b/apt-pkg/depcache.cc
index e9ef9cedc..fcc6f4a4e 100644
--- a/apt-pkg/depcache.cc
+++ b/apt-pkg/depcache.cc
@@ -853,6 +853,17 @@ void pkgDepCache::MarkInstall(PkgIterator const &Pkg,bool AutoInst,
// We dont even try to install virtual packages..
if (Pkg->VersionList == 0)
return;
+
+ /* if the user doesn't request directly the install we have to check
+ if this install will conflict with any rule a application
+ like apt-get or aptitude might has set (for the user)
+ e.g. forbidden versions, holds or other magic stuff */
+ if(FromUser == false && !IsAutoInstallOk(Pkg, Depth))
+ {
+ MarkKeep(Pkg, false, FromUser, Depth);
+ return;
+ }
+
/* Target the candidate version and remove the autoflag. We reset the
autoflag below if this was called recursively. Otherwise the user
should have the ability to de-auto a package by changing its state */
@@ -1059,6 +1070,15 @@ void pkgDepCache::MarkInstall(PkgIterator const &Pkg,bool AutoInst,
}
}
/*}}}*/
+// DepCache::IsAutoInstallOk - check if it is to install this package /*{{{*/
+// ---------------------------------------------------------------------
+/* The default implementation is useless, but an application using this
+ library can override this method to control the MarkInstall behaviour */
+bool pkgDepCache::IsAutoInstallOk(const PkgIterator &Pkg, unsigned long Depth)
+{
+ return true;
+}
+ /*}}}*/
// DepCache::SetReInstall - Set the reinstallation flag /*{{{*/
// ---------------------------------------------------------------------
/* */