Added headers

Added casts

Author: Keith A. Lewis

Diff for: sort.cpp

@@ -1,2 +1,36 @@
 // sort.cpp - std::sort from the STL
-//!!! Write xll_sort that calls std::sort and hook it up to XLL.SORT in Excel.
+#include <algorithm>
+#include <xutility>
+#include "G5260.h"
+
+using namespace xll;
+
+AddIn xai_sort(
+    Function(XLL_LPOPER, L"?xll_sort", L"XLL.SORT")
+    .Arg(XLL_LPOPER, L"range", L"is a range.")
+    .FunctionHelp(L"Sort entries from range.")
+    .Category(CATEGORY)
+);
+LPOPER WINAPI xll_sort(LPOPER po)
+{
+#pragma XLLEXPORT
+    static OPER o;
+
+    try {
+        std::sort(po->begin(), po->end());
+        if (po->rows() == 1) {
+            o.resize(1, po->columns());
+        }
+        else {
+            o.resize(po->rows(), po->columns());
+        }
+        std::copy(po->begin(), po->end(), o.begin());
+    }
+    catch (const std::exception& ex) {
+        XLL_ERROR(ex.what());
+        o = OPER(xlerr::NA);
+    }
+
+    return &o;
+}
+

Diff for: unique.cpp

@@ -1,4 +1,6 @@
 // unique.cpp - std::unique from the STL
+#include <algorithm>
+#include <xutility>
 #include "G5260.h"
 
 using namespace xll;
@@ -17,10 +19,10 @@ LPOPER WINAPI xll_unique(LPOPER po)
     try {
         auto e = std::unique(po->begin(), po->end());
         if (po->rows() == 1) {
-            o.resize(1, std::distance(po->begin(), e));
+            o.resize(1, (COL)std::distance(po->begin(), e));
         }
         else {
-            o.resize(std::distance(po->begin(), e), 1);
+            o.resize((RW)std::distance(po->begin(), e), 1);
         }
         std::copy(po->begin(), e, o.begin());
     }