GN support for generating VS2013 project files

tools/gn/command_gen.cc

 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/atomicops.h"
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/stringprintf.h"
 #include "base/timer/elapsed_timer.h"
@@ skipping 11 matching lines @@
 #include "tools/gn/visual_studio_writer.h"
 
 namespace commands {
 
 namespace {
 
 const char kSwitchCheck[] = "check";
 const char kSwitchIde[] = "ide";
 const char kSwitchIdeValueEclipse[] = "eclipse";
 const char kSwitchIdeValueVs[] = "vs";
+const char kSwitchIdeValueVs2013[] = "vs2013";
+const char kSwitchIdeValueVs2015[] = "vs2015";
 
 // Called on worker thread to write the ninja file.
 void BackgroundDoWrite(const Target* target) {
   NinjaTargetWriter::RunAndWriteFile(target);
   g_scheduler->DecrementWorkCount();
 }
 
 // Called on the main thread.
 void ItemResolvedCallback(base::subtle::Atomic32* write_counter,
                           scoped_refptr<Builder> builder,
@@ skipping 107 matching lines @@
   return false;
 }
 
 bool RunIdeWriter(const std::string& ide,
                   const BuildSettings* build_settings,
                   Builder* builder,
                   Err* err) {
   base::ElapsedTimer timer;
   if (ide == kSwitchIdeValueEclipse) {
     bool res = EclipseWriter::RunAndWriteFile(build_settings, builder, err);
-    if (res) {
+    if (res &&
+        !base::CommandLine::ForCurrentProcess()->HasSwitch(switches::kQuiet)) {
       OutputString("Generating Eclipse settings took " +
                    base::Int64ToString(timer.Elapsed().InMilliseconds()) +
                    "ms\n");
     }
     return res;
-  } else if (ide == kSwitchIdeValueVs) {
-    bool res =
-        VisualStudioWriter::RunAndWriteFiles(build_settings, builder, err);
+  } else if (ide == kSwitchIdeValueVs || ide == kSwitchIdeValueVs2013 ||
+             ide == kSwitchIdeValueVs2015) {
+    VisualStudioWriter::Version version =
+        ide == kSwitchIdeValueVs2013 ? VisualStudioWriter::Version::Vs2013
+                                     : VisualStudioWriter::Version::Vs2015;
+    bool res = VisualStudioWriter::RunAndWriteFiles(build_settings, builder,
+                                                    version, err);
     if (res &&
         !base::CommandLine::ForCurrentProcess()->HasSwitch(switches::kQuiet)) {
       OutputString("Generating Visual Studio projects took " +
                    base::Int64ToString(timer.Elapsed().InMilliseconds()) +
                    "ms\n");
     }
     return res;
   }
 
   *err = Err(Location(), "Unknown IDE: " + ide);
@@ skipping 13 matching lines @@
     "  Generates ninja files from the current tree and puts them in the given\n"
     "  output directory.\n"
     "\n"
     "  The output directory can be a source-repo-absolute path name such as:\n"
     "      //out/foo\n"
     "  Or it can be a directory relative to the current directory such as:\n"
     "      out/foo\n"
     "\n"
     "  --ide=<ide_name>\n"
     "    Also generate files for an IDE. Currently supported values:\n"
-    "      'vs' - Visual Studio project/solution files.\n"
-    "      'eclipse' - Eclipse CDT settings file.\n"
+    "      \"eclipse\" - Eclipse CDT settings file.\n"
+    "      \"vs\" - Visual Studio project/solution files.\n"
+    "             (default Visual Studio version: 2015)\n"
+    "      \"vs2013\" - Visual Studio 2013 project/solution files.\n"
+    "      \"vs2015\" - Visual Studio 2015 project/solution files.\n"
     "\n"
     "  See \"gn help switches\" for the common command-line switches.\n"
     "\n"
     "Eclipse IDE Support\n"
     "\n"
     "  GN DOES NOT generate Eclipse CDT projects. Instead, it generates a\n"
     "  settings file which can be imported into an Eclipse CDT project. The\n"
     "  XML file contains a list of include paths and defines. Because GN does\n"
     "  not generate a full .cproject definition, it is not possible to\n"
     "  properly define includes/defines for each file individually.\n"
@@ skipping 68 matching lines @@
             setup->scheduler().input_file_manager()->GetInputFileCount()) +
         " files in " +
         base::Int64ToString(elapsed_time.InMilliseconds()) + "ms\n";
     OutputString(stats);
   }
 
   return 0;
 }
 
 }  // namespace commands