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-rw-r--r--apt-pkg/algorithms.h9
1 files changed, 5 insertions, 4 deletions
diff --git a/apt-pkg/algorithms.h b/apt-pkg/algorithms.h
index 82d7b7aad..02b40e15f 100644
--- a/apt-pkg/algorithms.h
+++ b/apt-pkg/algorithms.h
@@ -135,12 +135,13 @@ void pkgPrioSortList(pkgCache &Cache,pkgCache::Version **List);
// callback function that can be used by the client to bring in
-// certain own packages into the root set
+// certain own packages into the root set (if the client returns
+// True the package will be considered as part of the root set)
typedef bool (*InRootSetFunc)(pkgCache::PkgIterator);
-// Mark all reachable packages with pkgDepCache::StateCache.Marked
-// the root-set are all essential packages+everything that was installed
-// manually
+// Mark all reachable packages with "pkgDepCache::StateCache.Marked=1"
+// the root-set are all essential packages+everything that was not
+// installed automatically
//
// If InRootSetFunc is set, it will be called for each PkgIterator. This
// is usefull for clients that have there own idea about the root-set