diff -r ea891871f481 -r bb5522e88ab2 misc/libphysfs/lzma/CPP/7zip/UI/Common/UpdateAction.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/misc/libphysfs/lzma/CPP/7zip/UI/Common/UpdateAction.h	Mon Apr 10 12:06:43 2017 -0400
@@ -0,0 +1,57 @@
+// UpdateAction.h
+
+#ifndef __UPDATE_ACTION_H
+#define __UPDATE_ACTION_H
+
+namespace NUpdateArchive {
+
+  namespace NPairState 
+  {
+    const int kNumValues = 7;
+    enum EEnum
+    {
+      kNotMasked = 0,
+      kOnlyInArchive,
+      kOnlyOnDisk,
+      kNewInArchive,
+      kOldInArchive,
+      kSameFiles,
+      kUnknowNewerFiles
+    };
+  }
+  namespace NPairAction
+  {
+    enum EEnum
+    {
+      kIgnore = 0,
+      kCopy,
+      kCompress,
+      kCompressAsAnti
+    };
+  }
+  struct CActionSet
+  {
+    NPairAction::EEnum StateActions[NPairState::kNumValues];
+    bool NeedScanning() const
+    {
+      int i;
+      for (i = 0; i < NPairState::kNumValues; i++)
+        if (StateActions[i] == NPairAction::kCompress)
+          return true;
+      for (i = 1; i < NPairState::kNumValues; i++)
+        if (StateActions[i] != NPairAction::kIgnore)
+          return true;
+      return false;
+    }
+  };
+  extern const CActionSet kAddActionSet;
+  extern const CActionSet kUpdateActionSet;
+  extern const CActionSet kFreshActionSet;
+  extern const CActionSet kSynchronizeActionSet;
+  extern const CActionSet kDeleteActionSet;
+};
+
+
+#endif
+
+