GN: guard tools (except fiddle) by skia_enable_tools.

BUILD.gn

 # Copyright 2016 Google Inc.
 #
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 declare_args() {
+  skia_enable_tools = !is_fuchsia && !is_component_build
+
   skia_use_expat = true
   skia_use_giflib = !is_fuchsia
   skia_use_libjpeg_turbo = true
   skia_use_libpng = true
   skia_use_libwebp = !is_fuchsia
   skia_use_sfntly = !is_fuchsia
   skia_use_zlib = true
 }
 
 skia_public_includes = [
@@ skipping 152 matching lines @@
     cflags = [ "-msse4.2" ]
   }
 
   source_set("opts_avx") {
     configs += skia_library_configs
     sources = opts_gypi.avx_sources
     cflags = [ "-mavx" ]
   }
 }
 
+# Any feature of Skia that requires third-party code should be optional and use this template.
 template("optional") {
   if (invoker.enabled) {
     config(target_name + "_public") {
       defines = invoker.public_defines
     }
     source_set(target_name) {
       forward_variables_from(invoker, "*", [ "public_defines" ])
       all_dependent_configs = [ ":" + target_name + "_public" ]
     }
   } else {
@@ skipping 255 matching lines @@
                    rebase_path("include/gpu/vk/GrVkBackendContext.h"),
                    rebase_path("include/gpu/vk/GrVkDefines.h"),
                    rebase_path("include/gpu/vk/GrVkInterface.h"),
                    rebase_path("include/gpu/vk/GrVkTypes.h"),
                    rebase_path("include/ports/SkFontMgr_fontconfig.h"),
                  ]
 
 action("skia.h") {
   script = "gn/echo_headers.py"
   args = [ rebase_path("$target_gen_dir/skia.h", root_build_dir) ] +
-         rebase_path(skia_h_headers, root_build_dir)
+         rebase_path(skia_h_headers, target_gen_dir)
   outputs = [
     "$target_gen_dir/skia.h",
   ]
 }
 
 executable("fiddle") {
   include_dirs = [ "$target_gen_dir" ]
   libs = []
   if (is_linux) {
     libs += [ "OSMesa" ]
   }
 
   sources = [
+    "src/images/SkForceLinking.cpp",
     "tools/fiddle/draw.cpp",
     "tools/fiddle/fiddle_main.cpp",
   ]
   deps = [
     ":skia",
     ":skia.h",
-    ":tool_utils",
-  ]
-  testonly = true
-}
-
-template("test_lib") {
-  config(target_name + "_config") {
-    include_dirs = invoker.public_include_dirs
-  }
-  source_set(target_name) {
-    forward_variables_from(invoker, "*", [ "public_include_dirs" ])
-    public_configs = [
-      ":" + target_name + "_config",
-      ":skia_private",
-    ]
-
-    if (!defined(deps)) {
-      deps = []
-    }
-    deps += [ ":skia" ]
-    testonly = true
-  }
-}
-
-test_lib("gpu_tool_utils") {
-  public_include_dirs = [ "tools/gpu" ]
-  sources = [
-    "tools/gpu/GrContextFactory.cpp",
-    "tools/gpu/GrTest.cpp",
-    "tools/gpu/TestContext.cpp",
-    "tools/gpu/gl/GLTestContext.cpp",
-    "tools/gpu/gl/debug/DebugGLTestContext.cpp",
-    "tools/gpu/gl/debug/GrBufferObj.cpp",
-    "tools/gpu/gl/debug/GrFrameBufferObj.cpp",
-    "tools/gpu/gl/debug/GrProgramObj.cpp",
-    "tools/gpu/gl/debug/GrShaderObj.cpp",
-    "tools/gpu/gl/debug/GrTextureObj.cpp",
-    "tools/gpu/gl/debug/GrTextureUnitObj.cpp",
-    "tools/gpu/gl/null/NullGLTestContext.cpp",
-  ]
-  libs = []
-
-  if (is_linux) {
-    sources += [ "tools/gpu/gl/glx/CreatePlatformGLTestContext_glx.cpp" ]
-  } else if (is_mac) {
-    sources += [ "tools/gpu/gl/mac/CreatePlatformGLTestContext_mac.cpp" ]
-  }
-}
-
-test_lib("flags") {
-  public_include_dirs = [ "tools/flags" ]
-  sources = [
-    "tools/flags/SkCommandLineFlags.cpp",
-    "tools/flags/SkCommonFlags.cpp",
-    "tools/flags/SkCommonFlagsConfig.cpp",
-  ]
-  deps = [
-    ":gpu_tool_utils",
   ]
 }
 
-test_lib("tool_utils") {
-  public_include_dirs = [
-    "tools",
-    "tools/debugger",
-    "tools/timer",
-  ]
-  sources = [
-    "src/images/SkForceLinking.cpp",
-    "src/utils/SkMultiPictureDocumentReader.cpp",  # TODO(halcanary): move to tools?
-    "tools/CrashHandler.cpp",
-    "tools/ProcStats.cpp",
-    "tools/Resources.cpp",
-    "tools/ThermalManager.cpp",
-    "tools/UrlDataManager.cpp",
-    "tools/debugger/SkDebugCanvas.cpp",
-    "tools/debugger/SkDrawCommand.cpp",
-    "tools/debugger/SkJsonWriteBuffer.cpp",
-    "tools/debugger/SkObjectParser.cpp",
-    "tools/debugger/SkOverdrawMode.cpp",
-    "tools/picture_utils.cpp",
-    "tools/random_parse_path.cpp",
-    "tools/sk_tool_utils.cpp",
-    "tools/sk_tool_utils_font.cpp",
-    "tools/timer/Timer.cpp",
-  ]
-  deps = [
-    ":flags",
-    "//third_party/libpng",
-  ]
-  public_deps = [
-    "//third_party/jsoncpp",
-  ]
-}
-
-gm_sources = exec_script("gyp/find.py",
-                         [
-                           "*.c*",
-                           rebase_path("gm"),
-                         ],
-                         "list lines",
-                         [])
-test_lib("gm") {
-  public_include_dirs = [ "gm" ]
-  sources = gm_sources
-  deps = [
-    ":gpu_tool_utils",
-    ":skia",
-    ":tool_utils",
-  ]
-}
-
-tests_sources = exec_script("gyp/find.py",
-                            [
-                              "*.c*",
-                              rebase_path("tests"),
-                            ],
-                            "list lines",
-                            [])
-
-test_lib("tests") {
-  public_include_dirs = [ "tests" ]
-  sources = tests_sources - [
-              rebase_path("tests/FontMgrAndroidParserTest.cpp"),  # Android only
-              rebase_path("tests/PathOpsSkpClipTest.cpp"),  # alternate main
-              rebase_path("tests/SkSLErrorTest.cpp"),  # TODO: make work
-              rebase_path("tests/SkSLGLSLTest.cpp"),  # TODO: make work
-              rebase_path("tests/SkpSkGrTest.cpp"),  # doesn't compile
-              rebase_path("tests/skia_test.cpp"),  # alternate main
-            ]
-  deps = [
-    ":flags",
-    ":gpu_tool_utils",
-    ":skia",
-    ":tool_utils",
-    "//third_party/libpng",
-    "//third_party/zlib",
-  ]
-}
-
-bench_sources = exec_script("gyp/find.py",
-                            [
-                              "*.c*",
-                              rebase_path("bench"),
-                            ],
-                            "list lines",
-                            [])
-
-test_lib("bench") {
-  public_include_dirs = [ "bench" ]
-  sources = bench_sources
-  sources -= [
-    rebase_path("bench/nanobench.cpp"),
-    rebase_path("bench/nanobenchAndroid.cpp"),
-  ]
-  deps = [
-    ":flags",
-    ":gm",
-    ":gpu_tool_utils",
-    ":skia",
-    ":tool_utils",
-  ]
-}
-
-test_lib("experimental_svg_model") {
-  public_include_dirs = [ "experimental/svg/model" ]
-  sources = [
-    "experimental/svg/model/SkSVGAttribute.cpp",
-    "experimental/svg/model/SkSVGAttributeParser.cpp",
-    "experimental/svg/model/SkSVGCircle.cpp",
-    "experimental/svg/model/SkSVGContainer.cpp",
-    "experimental/svg/model/SkSVGDOM.cpp",
-    "experimental/svg/model/SkSVGEllipse.cpp",
-    "experimental/svg/model/SkSVGLine.cpp",
-    "experimental/svg/model/SkSVGNode.cpp",
-    "experimental/svg/model/SkSVGPath.cpp",
-    "experimental/svg/model/SkSVGPoly.cpp",
-    "experimental/svg/model/SkSVGRect.cpp",
-    "experimental/svg/model/SkSVGRenderContext.cpp",
-    "experimental/svg/model/SkSVGSVG.cpp",
-    "experimental/svg/model/SkSVGShape.cpp",
-    "experimental/svg/model/SkSVGTransformableNode.cpp",
-    "experimental/svg/model/SkSVGValue.cpp",
-  ]
-  deps = [
-    ":skia",
-  ]
-}
-
-if (!is_component_build) {  # Our test tools use many non-SK_API APIs...
+# Targets guarded by skia_enable_tools may use //third_party freely.
+if (skia_enable_tools) {
+  template("test_lib") {
+    config(target_name + "_config") {
+      include_dirs = invoker.public_include_dirs
+    }
+    source_set(target_name) {
+      forward_variables_from(invoker, "*", [ "public_include_dirs" ])
+      public_configs = [
+        ":" + target_name + "_config",
+        ":skia_private",
+      ]
+
+      if (!defined(deps)) {
+        deps = []
+      }
+      deps += [ ":skia" ]
+      testonly = true
+    }
+  }
+
+  test_lib("gpu_tool_utils") {
+    public_include_dirs = [ "tools/gpu" ]
+    sources = [
+      "tools/gpu/GrContextFactory.cpp",
+      "tools/gpu/GrTest.cpp",
+      "tools/gpu/TestContext.cpp",
+      "tools/gpu/gl/GLTestContext.cpp",
+      "tools/gpu/gl/debug/DebugGLTestContext.cpp",
+      "tools/gpu/gl/debug/GrBufferObj.cpp",
+      "tools/gpu/gl/debug/GrFrameBufferObj.cpp",
+      "tools/gpu/gl/debug/GrProgramObj.cpp",
+      "tools/gpu/gl/debug/GrShaderObj.cpp",
+      "tools/gpu/gl/debug/GrTextureObj.cpp",
+      "tools/gpu/gl/debug/GrTextureUnitObj.cpp",
+      "tools/gpu/gl/null/NullGLTestContext.cpp",
+    ]
+    libs = []
+
+    if (is_linux) {
+      sources += [ "tools/gpu/gl/glx/CreatePlatformGLTestContext_glx.cpp" ]
+    } else if (is_mac) {
+      sources += [ "tools/gpu/gl/mac/CreatePlatformGLTestContext_mac.cpp" ]
+    }
+  }
+
+  test_lib("flags") {
+    public_include_dirs = [ "tools/flags" ]
+    sources = [
+      "tools/flags/SkCommandLineFlags.cpp",
+      "tools/flags/SkCommonFlags.cpp",
+      "tools/flags/SkCommonFlagsConfig.cpp",
+    ]
+    deps = [
+      ":gpu_tool_utils",
+    ]
+  }
+
+  test_lib("tool_utils") {
+    public_include_dirs = [
+      "tools",
+      "tools/debugger",
+      "tools/timer",
+    ]
+    sources = [
+      "src/images/SkForceLinking.cpp",
+      "src/utils/SkMultiPictureDocumentReader.cpp",  # TODO(halcanary): move to tools?
+      "tools/CrashHandler.cpp",
+      "tools/ProcStats.cpp",
+      "tools/Resources.cpp",
+      "tools/ThermalManager.cpp",
+      "tools/UrlDataManager.cpp",
+      "tools/debugger/SkDebugCanvas.cpp",
+      "tools/debugger/SkDrawCommand.cpp",
+      "tools/debugger/SkJsonWriteBuffer.cpp",
+      "tools/debugger/SkObjectParser.cpp",
+      "tools/debugger/SkOverdrawMode.cpp",
+      "tools/picture_utils.cpp",
+      "tools/random_parse_path.cpp",
+      "tools/sk_tool_utils.cpp",
+      "tools/sk_tool_utils_font.cpp",
+      "tools/timer/Timer.cpp",
+    ]
+    deps = [
+      ":flags",
+      "//third_party/libpng",
+    ]
+    public_deps = [
+      "//third_party/jsoncpp",
+    ]
+  }
+
+  gm_sources = exec_script("gyp/find.py",
+                           [
+                             "*.c*",
+                             rebase_path("gm"),
+                           ],
+                           "list lines",
+                           [])
+  test_lib("gm") {
+    public_include_dirs = [ "gm" ]
+    sources = gm_sources
+    deps = [
+      ":gpu_tool_utils",
+      ":skia",
+      ":tool_utils",
+    ]
+  }
+
+  tests_sources = exec_script("gyp/find.py",
+                              [
+                                "*.c*",
+                                rebase_path("tests"),
+                              ],
+                              "list lines",
+                              [])
+
+  test_lib("tests") {
+    public_include_dirs = [ "tests" ]
+    sources =
+        tests_sources - [
+          rebase_path("tests/FontMgrAndroidParserTest.cpp"),  # Android only
+          rebase_path("tests/PathOpsSkpClipTest.cpp"),  # alternate main
+          rebase_path("tests/SkSLErrorTest.cpp"),  # TODO: make work
+          rebase_path("tests/SkSLGLSLTest.cpp"),  # TODO: make work
+          rebase_path("tests/SkpSkGrTest.cpp"),  # doesn't compile
+          rebase_path("tests/skia_test.cpp"),  # alternate main
+        ]
+    deps = [
+      ":flags",
+      ":gpu_tool_utils",
+      ":skia",
+      ":tool_utils",
+      "//third_party/libpng",
+      "//third_party/zlib",
+    ]
+  }
+
+  bench_sources = exec_script("gyp/find.py",
+                              [
+                                "*.c*",
+                                rebase_path("bench"),
+                              ],
+                              "list lines",
+                              [])
+
+  test_lib("bench") {
+    public_include_dirs = [ "bench" ]
+    sources = bench_sources
+    sources -= [
+      rebase_path("bench/nanobench.cpp"),
+      rebase_path("bench/nanobenchAndroid.cpp"),
+    ]
+    deps = [
+      ":flags",
+      ":gm",
+      ":gpu_tool_utils",
+      ":skia",
+      ":tool_utils",
+    ]
+  }
+
+  test_lib("experimental_svg_model") {
+    public_include_dirs = [ "experimental/svg/model" ]
+    sources = [
+      "experimental/svg/model/SkSVGAttribute.cpp",
+      "experimental/svg/model/SkSVGAttributeParser.cpp",
+      "experimental/svg/model/SkSVGCircle.cpp",
+      "experimental/svg/model/SkSVGContainer.cpp",
+      "experimental/svg/model/SkSVGDOM.cpp",
+      "experimental/svg/model/SkSVGEllipse.cpp",
+      "experimental/svg/model/SkSVGLine.cpp",
+      "experimental/svg/model/SkSVGNode.cpp",
+      "experimental/svg/model/SkSVGPath.cpp",
+      "experimental/svg/model/SkSVGPoly.cpp",
+      "experimental/svg/model/SkSVGRect.cpp",
+      "experimental/svg/model/SkSVGRenderContext.cpp",
+      "experimental/svg/model/SkSVGSVG.cpp",
+      "experimental/svg/model/SkSVGShape.cpp",
+      "experimental/svg/model/SkSVGTransformableNode.cpp",
+      "experimental/svg/model/SkSVGValue.cpp",
+    ]
+    deps = [
+      ":skia",
+    ]
+  }
+
   executable("dm") {
     sources = [
       "dm/DM.cpp",
       "dm/DMJsonWriter.cpp",
       "dm/DMSrcSink.cpp",
     ]
     include_dirs = [ "tests" ]
     deps = [
       ":experimental_svg_model",
       ":flags",
@@ skipping 40 matching lines @@
       "tools/SkShaper_harfbuzz.cpp",
       "tools/using_skia_and_harfbuzz.cpp",
     ]
     deps = [
       ":skia",
       "//third_party/harfbuzz",
     ]
     testonly = true
   }
 }