windows: improve Visual Studio Express build support

* Moved generated files to a clearer directory.
* Improved detection logic for ctrpp.exe tool.

Closes #4482

configure

@@ -604,15 +604,14 @@ def configure_winsdk(o):
   if not sys.platform.startswith('win32'):
     return
 
-  try:
-    p = subprocess.Popen(['ctrpp.exe'],
-                         stdin=subprocess.PIPE,
-                         stdout=subprocess.PIPE,
-                         stderr=subprocess.PIPE)
-  except OSError:
-    return
+  winsdk_dir = os.environ.get("WindowsSdkDir")
 
+  if winsdk_dir and os.path.isfile(winsdk_dir + '\\bin\\ctrpp.exe'):
+    print "Found ctrpp in WinSDK--will build generated files into tools/msvs/genfiles."
     o['variables']['node_has_winsdk'] = 'true'
+    return
+
+  print "ctrpp not found in WinSDK path--using pre-gen files from tools/msvs/genfiles."
 
 
 output = {

node.gyp

@@ -73,7 +73,7 @@
 
       'include_dirs': [
         'src',
-        'src/gen',
+        'tools/msvs/genfiles',
         'deps/uv/src/ares',
         '<(SHARED_INTERMEDIATE_DIR)' # for node_natives.h
       ],
@@ -194,8 +194,8 @@
             'src/node_win32_etw_provider-inl.h',
             'src/node_win32_etw_provider.cc',
             'src/node_dtrace.cc',
-            'src/gen/node_etw_provider.h',
-            'src/gen/node_etw_provider.rc',
+            'tools/msvs/genfiles/node_etw_provider.h',
+            'tools/msvs/genfiles/node_etw_provider.rc',
           ]
         } ],
         [ 'node_use_perfctr=="true"', {
@@ -206,7 +206,7 @@
             'src/node_win32_perfctr_provider.cc',
             'src/node_counters.cc',
             'src/node_counters.h',
-            'src/gen/node_perfctr_provider.rc',
+            'tools/msvs/genfiles/node_perfctr_provider.rc',
           ]
         } ],
         [ 'node_shared_v8=="false"', {
@@ -295,11 +295,11 @@
               'action_name': 'node_etw',
               'inputs': [ 'src/res/node_etw_provider.man' ],
               'outputs': [
-                'src/gen/node_etw_provider.rc',
-                'src/gen/node_etw_provider.h',
-                'src/gen/node_etw_providerTEMP.BIN',
+                'tools/msvs/genfiles/node_etw_provider.rc',
+                'tools/msvs/genfiles/node_etw_provider.h',
+                'tools/msvs/genfiles/node_etw_providerTEMP.BIN',
               ],
-              'action': [ 'mc <@(_inputs) -h src/gen -r src/gen' ]
+              'action': [ 'mc <@(_inputs) -h tools/msvs/genfiles -r tools/msvs/genfiles' ]
             }
           ]
         } ]
@@ -316,13 +316,13 @@
               'action_name': 'node_perfctr_man',
               'inputs': [ 'src/res/node_perfctr_provider.man' ],
               'outputs': [
-                'src/gen/node_perfctr_provider.h',
-                'src/gen/node_perfctr_provider.rc',
-                'src/gen/MSG00001.BIN',
+                'tools/msvs/genfiles/node_perfctr_provider.h',
+                'tools/msvs/genfiles/node_perfctr_provider.rc',
+                'tools/msvs/genfiles/MSG00001.BIN',
               ],
               'action': [ 'ctrpp <@(_inputs) '
-                          '-o src/gen/node_perfctr_provider.h '
-                          '-rc src/gen/node_perfctr_provider.rc'
+                          '-o tools/msvs/genfiles/node_perfctr_provider.h '
+                          '-rc tools/msvs/genfiles/node_perfctr_provider.rc'
               ]
             },
           ],

vcbuild.bat

@@ -85,10 +85,13 @@ if defined noperfctr set noperfctr_arg=--without-perfctr& set noperfctr_msi_arg=
 if defined noprojgen goto msbuild
 
 @rem Generate the VS project.
+SETLOCAL
+  if defined VS100COMNTOOLS call "%VS100COMNTOOLS%\VCVarsQueryRegistry.bat"
   python configure %debug_arg% %nosnapshot_arg% %noetw_arg% %noperfctr_arg% --dest-cpu=%target_arch%
   if errorlevel 1 goto create-msvs-files-failed
   if not exist node.sln goto create-msvs-files-failed
   echo Project files generated.
+ENDLOCAL
 
 :msbuild
 @rem Skip project generation if requested.