Move dmd files into compiler/

compiler/samples/wc.d

@@ -0,0 +1,49 @@
+import std.stdio;
+import std.file;
+
+void main(string[] args)
+{
+    int w_total;
+    int l_total;
+    int c_total;
+
+    writeln("   lines   words   bytes file");
+
+    foreach (arg; args[1 .. $])
+    {
+        int w_cnt, l_cnt, c_cnt;
+        bool inword;
+
+        string input = readText(arg);
+
+        foreach (char c; input)
+        {
+            if (c == '\n')
+                ++l_cnt;
+
+            if (c != ' ')
+            {
+                if (!inword)
+                {
+                    inword = true;
+                    ++w_cnt;
+                }
+            }
+            else
+                inword = false;
+
+            ++c_cnt;
+        }
+
+        writefln("%8s%8s%8s %s\n", l_cnt, w_cnt, c_cnt, arg);
+        l_total += l_cnt;
+        w_total += w_cnt;
+        c_total += c_cnt;
+    }
+
+    if (args.length > 2)
+    {
+        writefln("--------------------------------------\n%8s%8s%8s total",
+                 l_total, w_total, c_total);
+    }
+}