Add LZMA.

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

@@ -0,0 +1,31 @@
+// ExtractingFilePath.h
+
+#ifndef __EXTRACTING_FILE_PATH_H
+#define __EXTRACTING_FILE_PATH_H
+
+#include "../../../Common/MyString.h"
+
+// #ifdef _WIN32
+void Correct_AltStream_Name(UString &s);
+// #endif
+
+// replaces unsuported characters, and replaces "." , ".." and "" to "[]"
+UString Get_Correct_FsFile_Name(const UString &name);
+
+/*
+  Correct_FsPath() corrects path parts to prepare it for File System operations.
+  It also corrects empty path parts like "\\\\":
+    - frontal empty path parts : it removes them or changes them to "_"
+    - another empty path parts : it removes them
+  if (absIsAllowed && path is absolute)  : it removes empty path parts after start absolute path prefix marker
+  else
+  {
+    if (!keepAndReplaceEmptyPrefixes) : it removes empty path parts
+    if ( keepAndReplaceEmptyPrefixes) : it changes each empty frontal path part to "_"
+  }
+*/
+void Correct_FsPath(bool absIsAllowed, bool keepAndReplaceEmptyPrefixes, UStringVector &parts, bool isDir);
+
+UString MakePathFromParts(const UStringVector &parts);
+
+#endif