allow also to skip the last patch if target is reached in acquire-item.cc,

thanks Bernhard R. Link! (Closes: #545699)

diff --git a/apt-pkg/acquire-item.cc b/apt-pkg/acquire-item.cc
index afb3daa..10e80eb 100644 (file)
--- a/apt-pkg/acquire-item.cc
+++ b/apt-pkg/acquire-item.cc
@@ -274,7 +274,7 @@ bool pkgAcqDiffIndex::ParseDiffIndex(string IndexDiffFile)          /*{{{*/
         if(last_space != string::npos)
            Description.erase(last_space, Description.size()-last_space);
         new pkgAcqIndexDiffs(Owner, RealURI, Description, Desc.ShortDesc,
-                             ExpectedHash, available_patches);
+                             ExpectedHash, ServerSha1, available_patches);
         Complete = false;
         Status = StatDone;
         Dequeue();
@@ -342,9 +342,10 @@ void pkgAcqDiffIndex::Done(string Message,unsigned long Size,string Md5Hash,       /*{
 pkgAcqIndexDiffs::pkgAcqIndexDiffs(pkgAcquire *Owner,
                                   string URI,string URIDesc,string ShortDesc,
                                   HashString ExpectedHash, 
+                                  string ServerSha1,
                                   vector<DiffInfo> diffs)
    : Item(Owner), RealURI(URI), ExpectedHash(ExpectedHash), 
-     available_patches(diffs)
+     available_patches(diffs), ServerSha1(ServerSha1)
 {
    
    DestFile = _config->FindDir("Dir::State::lists") + "partial/";
@@ -430,6 +431,13 @@ bool pkgAcqIndexDiffs::QueueNextDiff()                                     /*{{{*/
       std::clog << "QueueNextDiff: " 
                << FinalFile << " (" << local_sha1 << ")"<<std::endl;
 
+   // final file reached before all patches are applied
+   if(local_sha1 == ServerSha1)
+   {
+      Finish(true);
+      return true;
+   }
+
    // remove all patches until the next matching patch is found
    // this requires the Index file to be ordered
    for(vector<DiffInfo>::iterator I=available_patches.begin();
@@ -527,7 +535,7 @@ void pkgAcqIndexDiffs::Done(string Message,unsigned long Size,string Md5Hash,       /*
       // see if there is more to download
       if(available_patches.size() > 0) {
         new pkgAcqIndexDiffs(Owner, RealURI, Description, Desc.ShortDesc,
-                             ExpectedHash, available_patches);
+                             ExpectedHash, ServerSha1, available_patches);
         return Finish();
       } else 
         return Finish(true);

diff --git a/apt-pkg/acquire-item.h b/apt-pkg/acquire-item.h
index 3f073de..d862d0f 100644 (file)
--- a/apt-pkg/acquire-item.h
+++ b/apt-pkg/acquire-item.h
@@ -422,6 +422,10 @@ class pkgAcqIndexDiffs : public pkgAcquire::Item
     *  off the front?
     */
    vector<DiffInfo> available_patches;
+
+   /** Stop applying patches when reaching that sha1 */
+   string ServerSha1;
+
    /** The current status of this patch. */
    enum DiffState
      {
@@ -475,6 +479,7 @@ class pkgAcqIndexDiffs : public pkgAcquire::Item
     */
    pkgAcqIndexDiffs(pkgAcquire *Owner,string URI,string URIDesc,
                    string ShortDesc, HashString ExpectedHash,
+                   string ServerSha1,
                    vector<DiffInfo> diffs=vector<DiffInfo>());
 };
                                                                        /*}}}*/

diff --git a/debian/changelog b/debian/changelog
index 3e637bc..4ac6eed 100644 (file)
--- a/debian/changelog
+++ b/debian/changelog
@@ -57,6 +57,9 @@ apt (0.7.25) UNRELEASED; urgency=low
   * apt-pkg/pkgcache.h:
     - use long instead of short for {Ver,Desc}File size,
       patch from Víctor Manuel Jáquez Leal, thanks! (Closes: #538917)
+  * apt-pkg/acquire-item.cc:
+    - allow also to skip the last patch if target is reached,
+      thanks Bernhard R. Link! (Closes: #545699)
 
   [ Chris Leick ]
   * doc/ various manpages: