| # Copyright 2016 Google Inc. |
| # |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| is_skia_standalone = true |
| |
| # It's best to keep the names and defaults of is_foo flags consistent with Chrome. |
| |
| declare_args() { |
| is_official_build = false |
| is_component_build = false |
| ndk = "" |
| ndk_api = 21 |
| sanitize = "" |
| } |
| declare_args() { |
| is_debug = !is_official_build |
| } |
| |
| assert(!(is_debug && is_official_build)) |
| |
| # Platform detection |
| if (target_os == "") { |
| target_os = host_os |
| if (ndk != "") { |
| target_os = "android" |
| } |
| } |
| if (current_os == "") { |
| current_os = target_os |
| } |
| |
| is_android = current_os == "android" |
| is_fuchsia = current_os == "fuchsia" |
| is_ios = current_os == "ios" |
| is_linux = current_os == "linux" |
| is_mac = current_os == "mac" |
| is_win = current_os == "win" |
| |
| if (target_cpu == "") { |
| target_cpu = host_cpu |
| if (is_android) { |
| target_cpu = "arm64" |
| } |
| } |
| if (current_cpu == "") { |
| current_cpu = target_cpu |
| } |
| |
| if (is_android) { |
| ndk_host = "" |
| ndk_target = "" |
| ndk_platform = "" |
| ndk_stdlib = "" |
| ndk_gccdir = "" |
| |
| if (host_os == "linux") { |
| ndk_host = "linux-x86_64" |
| } else if (host_os == "mac") { |
| ndk_host = "darwin-x86_64" |
| } else if (host_os == "win") { |
| ndk_host = "windows-x86_64" |
| } |
| |
| if (target_cpu == "arm64") { |
| ndk_target = "aarch64-linux-android" |
| ndk_platform = "android-${ndk_api}/arch-arm64" |
| ndk_stdlib = "arm64-v8a" |
| ndk_gccdir = ndk_target |
| } else if (target_cpu == "arm") { |
| ndk_target = "arm-linux-androideabi" |
| ndk_platform = "android-${ndk_api}/arch-arm" |
| ndk_stdlib = "armeabi-v7a" |
| ndk_gccdir = ndk_target |
| } else if (target_cpu == "mips64el") { |
| ndk_target = "mips64el-linux-android" |
| ndk_platform = "android-${ndk_api}/arch-mips64" |
| ndk_stdlib = "mips64" |
| ndk_gccdir = ndk_target |
| } else if (target_cpu == "mipsel") { |
| ndk_target = "mipsel-linux-android" |
| ndk_platform = "android-${ndk_api}/arch-mips" |
| ndk_stdlib = "mips" |
| ndk_gccdir = ndk_target |
| } else if (target_cpu == "x64") { |
| ndk_target = "x86_64-linux-android" |
| ndk_platform = "android-${ndk_api}/arch-x86_64" |
| ndk_stdlib = "x86_64" |
| ndk_gccdir = ndk_stdlib |
| } else if (target_cpu == "x86") { |
| ndk_target = "i686-linux-android" |
| ndk_platform = "android-${ndk_api}/arch-x86" |
| ndk_stdlib = "x86" |
| ndk_gccdir = ndk_stdlib |
| } |
| } |
| |
| # A component is either a static or a shared library. |
| template("component") { |
| _component_mode = "static_library" |
| if (is_component_build) { |
| _component_mode = "shared_library" |
| } |
| |
| target(_component_mode, target_name) { |
| forward_variables_from(invoker, "*") |
| } |
| } |
| |
| # Default configs |
| default_configs = [ |
| "//gn:default", |
| "//gn:no_rtti", |
| "//gn:warnings", |
| ] |
| if (!is_debug) { |
| default_configs += [ "//gn:release" ] |
| } |
| if (!is_official_build) { |
| default_configs += [ "//gn:debug_symbols" ] |
| } |
| default_configs += [ "//gn:extra_flags" ] |
| |
| set_defaults("executable") { |
| configs = [ "//gn:executable" ] + default_configs |
| } |
| |
| set_defaults("source_set") { |
| configs = default_configs |
| } |
| |
| set_defaults("static_library") { |
| configs = default_configs |
| } |
| |
| set_defaults("shared_library") { |
| configs = default_configs |
| } |
| |
| set_defaults("component") { |
| configs = default_configs |
| if (!is_component_build) { |
| complete_static_lib = true |
| } |
| } |
| |
| if (is_win) { |
| # Windows tool chain |
| set_default_toolchain("//gn:msvc") |
| } else { |
| # GCC-like toolchains, including Clang. |
| set_default_toolchain("//gn:gcc_like") |
| } |