Support an upper limit of revision numbers

2 files changed, 4 insertions, 2 deletions

diff --git a/src/main.cpp b/src/main.cpp
index 2ce11c5..bf7af76 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -37,6 +37,7 @@ int main(int argc, char **argv)
     rules.load();
 
     int min_rev = options.options.value("resume-from").toInt();
+    int max_rev = options.options.value("max-rev").toInt();
     if (min_rev < 1)
         min_rev = 1;
 
@@ -54,7 +55,8 @@ int main(int argc, char **argv)
     svn.setMatchRules(rules.matchRules());
     svn.setRepositories(repositories);
 
-    int max_rev = svn.youngestRevision();
+    if (max_rev < 1)
+        max_rev = svn.youngestRevision();
     for (int i = min_rev; i <= max_rev; ++i)
         if (!svn.exportRevision(i))
             break;
diff --git a/src/options.cpp b/src/options.cpp
index aeff12a..0de8625 100644
--- a/src/options.cpp
+++ b/src/options.cpp
@@ -45,7 +45,7 @@ void Options::parseArguments(const QStringList &argumentList)
     validOptions << "help";
 
     QSet<QString> validOptionsWithComplement;
-    validOptionsWithComplement << "resume-from" << "identity-map";
+    validOptionsWithComplement << "resume-from" << "max-rev" << "identity-map";
 
     QStringList arguments = argumentList;
     arguments.takeFirst();           // the first one is the executable name; drop it