#
#
# patch "src/model/GetBranchLog.cpp"
#  from [c9066da970e01b5e0b89f9cb5a28968507e5d021]
#    to [b2c2d270c1214e885cdf42d627704abbccae1151]
# 
# patch "src/model/GetBranchLog.h"
#  from [9347adfb396d817f88109a97a5b7b00a99035e09]
#    to [7a2e0071fff1701f3e91e8ad5f77320194536cf5]
#
============================================================
--- src/model/GetBranchLog.cpp	c9066da970e01b5e0b89f9cb5a28968507e5d021
+++ src/model/GetBranchLog.cpp	b2c2d270c1214e885cdf42d627704abbccae1151
@@ -76,7 +76,7 @@ void GetBranchLog::readNext()
         return;
     }
 
-    QString next = nextRevs[currentBranch].pop();
+    QString next = nextRevs[currentBranch].takeLast();
     MonotoneTaskPtr task(new MonotoneTask(QStringList() << "parents" << next));
     AutomateCommand::enqueueDatabaseTask(databaseFile, task);
 }
@@ -98,6 +98,15 @@ void GetBranchLog::processTaskResult(con
     QString current = task->getArguments().at(0);
     QString output = task->getDecodedOutput();
 
+    if (current == "toposort")
+    {
+        QStringList revs = output.split("\n", QString::SkipEmptyParts);
+        I(nextRevs[currentBranch].size() == revs.size());
+        nextRevs[currentBranch] = revs;
+
+        readNext();
+    }
+    else
     if (current == "select" || current == "parents")
     {
         // ensure that we never start with a 'select h:' call and have
@@ -111,18 +120,20 @@ void GetBranchLog::processTaskResult(con
             mergeRevs.insert(task->getArguments().at(1));
         }
 
+        bool newRevsArrived = false;
         foreach (QString rev, revs)
         {
             // we found a parent which we already recorded
             if (revisionMap[currentBranch].contains(rev))
                 continue;
 
+            newRevsArrived = true;
             int newRow = revisionMap[currentBranch].size();
             beginInsertRows(QModelIndex(), newRow, newRow);
 
             revisionMap[currentBranch].append(rev);
             revsRead++;
-            nextRevs[currentBranch].push(rev);
+            nextRevs[currentBranch].append(rev);
 
             if (!certMap.contains(rev))
             {
@@ -133,6 +144,17 @@ void GetBranchLog::processTaskResult(con
             endInsertRows();
         }
 
+        if (newRevsArrived)
+        {
+            QStringList args;
+            args << "toposort";
+            args += nextRevs[currentBranch];
+
+            MonotoneTaskPtr task(new MonotoneTask(args));
+            AutomateCommand::enqueueDatabaseTask(databaseFile, task);
+            return;
+        }
+
         readNext();
     }
     else
============================================================
--- src/model/GetBranchLog.h	9347adfb396d817f88109a97a5b7b00a99035e09
+++ src/model/GetBranchLog.h	7a2e0071fff1701f3e91e8ad5f77320194536cf5
@@ -23,7 +23,6 @@
 #include "Select.h"
 #include "Toposort.h"
 
-#include <QStack>
 #include <QSet>
 
 class GetBranchLog : public QAbstractItemModel, public AutomateCommand
@@ -56,7 +55,7 @@ private:
     DatabaseFile databaseFile;
     QMap<QString, QStringList> revisionMap;
     QMap<QString, CertList> certMap;
-    QMap<QString, QStack<QString> > nextRevs;
+    QMap<QString, QList<QString> > nextRevs;
     QSet<QString> mergeRevs;
     QString currentBranch;