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| 1 # Copyright 2016 Google Inc. | 1 # Copyright 2016 Google Inc. |
| 2 # | 2 # |
| 3 # Use of this source code is governed by a BSD-style license that can be | 3 # Use of this source code is governed by a BSD-style license that can be |
| 4 # found in the LICENSE file. | 4 # found in the LICENSE file. |
| 5 | 5 |
| 6 # It's best to keep the names and defaults of is_foo flags consistent with Chrom
e. | 6 # It's best to keep the names and defaults of is_foo flags consistent with Chrom
e. |
| 7 | 7 |
| 8 declare_args() { | 8 declare_args() { |
| 9 is_debug = true | 9 is_debug = true |
| 10 is_component_build = false | 10 is_component_build = false |
| 11 ndk = "" |
| 11 } | 12 } |
| 12 | 13 |
| 13 # Platform detection | 14 # Platform detection |
| 14 if (target_os == "") { | 15 if (target_os == "") { |
| 15 target_os = host_os | 16 target_os = host_os |
| 17 if (ndk != "") { |
| 18 target_os = "android" |
| 19 } |
| 16 } | 20 } |
| 17 if (current_os == "") { | 21 if (current_os == "") { |
| 18 current_os = target_os | 22 current_os = target_os |
| 19 } | 23 } |
| 20 | 24 |
| 21 if (target_cpu == "") { | 25 if (target_cpu == "") { |
| 22 target_cpu = host_cpu | 26 target_cpu = host_cpu |
| 27 if (ndk != "") { |
| 28 target_cpu = "arm64" |
| 29 } |
| 23 } | 30 } |
| 24 if (current_cpu == "") { | 31 if (current_cpu == "") { |
| 25 current_cpu = target_cpu | 32 current_cpu = target_cpu |
| 26 } | 33 } |
| 27 | 34 |
| 28 is_android = current_os == "android" | 35 is_android = current_os == "android" |
| 29 is_fuchsia = current_os == "fuchsia" | 36 is_fuchsia = current_os == "fuchsia" |
| 30 is_ios = current_os == "ios" | 37 is_ios = current_os == "ios" |
| 31 is_linux = current_os == "linux" | 38 is_linux = current_os == "linux" |
| 32 is_mac = current_os == "mac" | 39 is_mac = current_os == "mac" |
| 33 is_win = current_os == "win" | 40 is_win = current_os == "win" |
| 34 | 41 |
| 35 is_posix = !is_win | 42 is_posix = !is_win |
| 36 | 43 |
| 44 if (is_android) { |
| 45 ndk_host = "" |
| 46 ndk_target = "" |
| 47 ndk_platform = "" |
| 48 ndk_stdlib = "" |
| 49 |
| 50 if (host_os == "linux" && host_cpu == "x64") { |
| 51 ndk_host = "linux-x86_64" |
| 52 } |
| 53 if (target_cpu == "arm64") { |
| 54 ndk_target = "aarch64-linux-android" |
| 55 ndk_platform = "android-21/arch-arm64" |
| 56 ndk_stdlib = "arm64-v8a" |
| 57 } |
| 58 } |
| 59 |
| 37 # A component is either a static or a shared library. | 60 # A component is either a static or a shared library. |
| 38 template("component") { | 61 template("component") { |
| 39 _component_mode = "static_library" | 62 _component_mode = "static_library" |
| 40 if (is_component_build) { | 63 if (is_component_build) { |
| 41 _component_mode = "shared_library" | 64 _component_mode = "shared_library" |
| 42 } | 65 } |
| 43 | 66 |
| 44 target(_component_mode, target_name) { | 67 target(_component_mode, target_name) { |
| 45 forward_variables_from(invoker, "*") | 68 forward_variables_from(invoker, "*") |
| 46 } | 69 } |
| (...skipping 26 matching lines...) Expand all Loading... |
| 73 | 96 |
| 74 set_defaults("component") { | 97 set_defaults("component") { |
| 75 configs = default_configs | 98 configs = default_configs |
| 76 if (!is_component_build) { | 99 if (!is_component_build) { |
| 77 complete_static_lib = true | 100 complete_static_lib = true |
| 78 } | 101 } |
| 79 } | 102 } |
| 80 | 103 |
| 81 # For now, we support GCC-like toolchains, including Clang. | 104 # For now, we support GCC-like toolchains, including Clang. |
| 82 set_default_toolchain("//gn:gcc_like") | 105 set_default_toolchain("//gn:gcc_like") |
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