Add LZMA.

3rdparty/lzma-21.03beta/CPP/7zip/UI/Common/ExtractMode.h

@@ -0,0 +1,34 @@
+// ExtractMode.h
+
+#ifndef __EXTRACT_MODE_H
+#define __EXTRACT_MODE_H
+
+namespace NExtract {
+  
+namespace NPathMode
+{
+  enum EEnum
+  {
+    kFullPaths,
+    kCurPaths,
+    kNoPaths,
+    kAbsPaths,
+    kNoPathsAlt // alt streams must be extracted without name of base file
+  };
+}
+
+namespace NOverwriteMode
+{
+  enum EEnum
+  {
+    kAsk,
+    kOverwrite,
+    kSkip,
+    kRename,
+    kRenameExisting
+  };
+}
+
+}
+
+#endif