Add option to not generate VS projects for targets deps

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 21 matching lines @@
 const char kSwitchFilters[] = "filters";
 const char kSwitchIde[] = "ide";
 const char kSwitchIdeValueEclipse[] = "eclipse";
 const char kSwitchIdeValueQtCreator[] = "qtcreator";
 const char kSwitchIdeValueVs[] = "vs";
 const char kSwitchIdeValueVs2013[] = "vs2013";
 const char kSwitchIdeValueVs2015[] = "vs2015";
 const char kSwitchIdeValueXcode[] = "xcode";
 const char kSwitchIdeValueJson[] = "json";
 const char kSwitchNinjaExtraArgs[] = "ninja-extra-args";
+const char kSwitchNoDeps[] = "no-deps";
 const char kSwitchRootTarget[] = "root-target";
 const char kSwitchSln[] = "sln";
 const char kSwitchWorkspace[] = "workspace";
 const char kSwitchJsonFileName[] = "json-file-name";
 const char kSwitchJsonIdeScript[] = "json-ide-script";
 const char kSwitchJsonIdeScriptArgs[] = "json-ide-script-args";
 
 // Collects Ninja rules for each toolchain. The lock protectes the rules.
 struct TargetWriteInfo {
   base::Lock lock;
@@ skipping 146 matching lines @@
              ide == kSwitchIdeValueVs2015) {
     VisualStudioWriter::Version version =
         ide == kSwitchIdeValueVs2013 ? VisualStudioWriter::Version::Vs2013
                                      : VisualStudioWriter::Version::Vs2015;
     std::string sln_name;
     if (command_line->HasSwitch(kSwitchSln))
       sln_name = command_line->GetSwitchValueASCII(kSwitchSln);
     std::string filters;
     if (command_line->HasSwitch(kSwitchFilters))
       filters = command_line->GetSwitchValueASCII(kSwitchFilters);
+    bool no_deps = command_line->HasSwitch(kSwitchNoDeps);
     bool res = VisualStudioWriter::RunAndWriteFiles(
-        build_settings, builder, version, sln_name, filters, err);
+        build_settings, builder, version, sln_name, filters, no_deps, err);
     if (res && !quiet) {
       OutputString("Generating Visual Studio projects took " +
                    base::Int64ToString(timer.Elapsed().InMilliseconds()) +
                    "ms\n");
     }
     return res;
   } else if (ide == kSwitchIdeValueXcode) {
     bool res = XcodeWriter::RunAndWriteFiles(
         command_line->GetSwitchValueASCII(kSwitchWorkspace),
         command_line->GetSwitchValueASCII(kSwitchRootTarget),
@@ skipping 83 matching lines @@
     "      of generated projects (see \"gn help label_pattern\"). Only\n"
     "      matching targets and their dependencies will be included in the\n"
     "      solution. Only used for Visual Studio, Xcode and JSON.\n"
     "\n"
     "Visual Studio Flags\n"
     "\n"
     "  --sln=<file_name>\n"
     "      Override default sln file name (\"all\"). Solution file is written\n"
     "      to the root build directory.\n"
     "\n"
+    "  --no-deps\n"
+    "      Don't include targets dependencies to the solution. Changes the\n"
+    "      way how --filters option works. Only directly matching targets are\n"
+    "      included.\n"
+    "\n"
     "Xcode Flags\n"
     "\n"
     "  --workspace=<file_name>\n"
     "      Override defaut workspace file name (\"all\"). The workspace file\n"
     "      is written to the root build directory.\n"
     "\n"
     "  --ninja-extra-args=<string>\n"
     "      This string is passed without any quoting to the ninja invocation\n"
     "      command-line. Can be used to configure ninja flags, like \"-j\" if\n"
     "      using goma for example.\n"
@@ skipping 18 matching lines @@
     "  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"
     "  Instead, one set of includes/defines is generated for the entire\n"
     "  project. This works fairly well but may still result in a few indexer\n"
     "  issues here and there.\n"
     "\n"
     "Generic JSON Output\n"
     "\n"
     "  Dumps target information to JSON file and optionally invokes python\n"
-    "  script on generated file. \n"
+    "  script on generated file.\n"
     "  See comments at the beginning of json_project_writer.cc and\n"
     "  desc_builder.cc for overview of JSON file format.\n"
     "\n"
     "  --json-file-name=<json_file_name>\n"
     "      Overrides default file name (project.json) of generated JSON file.\n"
     "\n"
     "  --json-ide-script=<path_to_python_script>\n"
     "      Executes python script after the JSON file is generated.\n"
     "      Path can be project absolute (//), system absolute (/) or\n"
     "      relative, in which case the output directory will be base.\n"
@@ skipping 82 matching lines @@
             setup->scheduler().input_file_manager()->GetInputFileCount()) +
         " files in " +
         base::Int64ToString(elapsed_time.InMilliseconds()) + "ms\n";
     OutputString(stats);
   }
 
   return 0;
 }
 
 }  // namespace commands