UsePatienceAlgorithm flag in CompareOptions, closes #1037

2 files changed, 10 insertions, 0 deletions

diff --git a/LibGit2Sharp/CompareOptions.cs b/LibGit2Sharp/CompareOptions.cs
index 5366ff7b..fccd7558 100644
--- a/LibGit2Sharp/CompareOptions.cs
+++ b/LibGit2Sharp/CompareOptions.cs
@@ -35,5 +35,10 @@ namespace LibGit2Sharp
         /// Include "unmodified" entries in the results.
         /// </summary>
         public bool IncludeUnmodified { get; set; }
+
+        /// <summary>
+        /// Use the "patience diff" algorithm.
+        /// </summary>
+        public bool UsePatienceAlgorithm { get; set; }
     }
 }
diff --git a/LibGit2Sharp/Diff.cs b/LibGit2Sharp/Diff.cs
index 3f2b3e46..126d4bec 100644
--- a/LibGit2Sharp/Diff.cs
+++ b/LibGit2Sharp/Diff.cs
@@ -49,6 +49,11 @@ namespace LibGit2Sharp
                 options.Flags |= GitDiffOptionFlags.GIT_DIFF_INCLUDE_UNMODIFIED;
             }
 
+            if (compareOptions.UsePatienceAlgorithm)
+            {
+                options.Flags |= GitDiffOptionFlags.GIT_DIFF_PATIENCE;
+            }
+
             if (diffOptions.HasFlag(DiffModifiers.DisablePathspecMatch))
             {
                 options.Flags |= GitDiffOptionFlags.GIT_DIFF_DISABLE_PATHSPEC_MATCH;