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-rw-r--r--apt-pkg/cacheiterators.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/apt-pkg/cacheiterators.h b/apt-pkg/cacheiterators.h
index f0b40dbb5..51bf6819e 100644
--- a/apt-pkg/cacheiterators.h
+++ b/apt-pkg/cacheiterators.h
@@ -30,6 +30,8 @@
#ifndef PKGLIB_CACHEITERATORS_H
#define PKGLIB_CACHEITERATORS_H
#include<iterator>
+
+#include<string.h>
// abstract Iterator template /*{{{*/
/* This template provides the very basic iterator methods we
need to have for doing some walk-over-the-cache magic */
@@ -183,6 +185,13 @@ class pkgCache::VerIterator : public Iterator<Version, VerIterator> {
// Comparison
int CompareVer(const VerIterator &B) const;
+ /** \brief compares two version and returns if they are similar
+
+ This method should be used to identify if two pseudo versions are
+ refering to the same "real" version */
+ inline bool SimilarVer(const VerIterator &B) const {
+ return (B.end() == false && S->Hash == B->Hash && strcmp(VerStr(), B.VerStr()) == 0);
+ };
// Accessors
inline const char *VerStr() const {return S->VerStr == 0?0:Owner->StrP + S->VerStr;};