diff -r ea891871f481 -r bb5522e88ab2 misc/libphysfs/lzma/CPP/7zip/UI/Common/SortUtils.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/misc/libphysfs/lzma/CPP/7zip/UI/Common/SortUtils.cpp	Mon Apr 10 12:06:43 2017 -0400
@@ -0,0 +1,22 @@
+// SortUtils.cpp
+
+#include "StdAfx.h"
+
+#include "SortUtils.h"
+#include "Common/Wildcard.h"
+
+static int CompareStrings(const int *p1, const int *p2, void *param)
+{
+  const UStringVector &strings = *(const UStringVector *)param;
+  return CompareFileNames(strings[*p1], strings[*p2]);
+}
+
+void SortFileNames(const UStringVector &strings, CIntVector &indices)
+{
+  indices.Clear();
+  int numItems = strings.Size();
+  indices.Reserve(numItems);
+  for(int i = 0; i < numItems; i++)
+    indices.Add(i);
+  indices.Sort(CompareStrings, (void *)&strings);
+}