xref: /aosp_15_r20/external/cronet/build/config/fuchsia/gn_configs.gni (revision 6777b5387eb2ff775bb5750e3f5d96f37fb7352b)
1# Copyright 2023 The Chromium Authors
2# Use of this source code is governed by a BSD-style license that can be
3# found in the LICENSE file.
4
5assert(is_fuchsia)
6
7declare_args() {
8  # The target API level for this repository. Embedders should override this
9  # value to specify the API level the packages produced from this repository
10  # should be targeting, e.g. in their top-level //.gn file. A value of -1
11  # means that no API level will be passed to the tools that consumes it.
12  fuchsia_target_api_level = 16
13
14  # Path to the fuchsia SDK. This is intended for use in other templates &
15  # rules to reference the contents of the fuchsia SDK.
16  fuchsia_sdk = "//third_party/fuchsia-sdk/sdk"
17
18  # ID uniquely identifying the Fuchsia IDK build. This is exposed as a
19  # property so it can be used to locate images and packages on GCS and
20  # as a marker to indicate the "version" of the IDK.
21  # Defaults to the id found in the manifest.json file of the SDK.
22  fuchsia_sdk_id = ""
23}
24
25# The SDK manifest file. This is useful to include as a dependency
26# for some targets in order to cause a rebuild when the version of the
27# SDK is changed.
28fuchsia_sdk_manifest_file = "${fuchsia_sdk}/meta/manifest.json"
29
30# fuchsia_tool_dir is used to specify the directory in the SDK to locate
31# tools for the host cpu architecture. If the host_cpu is not recognized,
32# then tool dir defaults to x64.
33fuchsia_tool_dir = "${fuchsia_sdk}/tools/${host_cpu}"
34
35if (fuchsia_sdk_id == "") {
36  # Note: If we need to expose more than just the id in the future,
37  # we should consider exposing the entire json object for the metadata vs.
38  # adding a bunch of variables.
39  _meta = read_file(fuchsia_sdk_manifest_file, "json")
40  fuchsia_sdk_id = _meta.id
41}
42
43declare_args() {
44  # Specify a readelf_exec path to use. If not specified, the host's system
45  # executable will be used. Passed to populate_build_id_dir.py and
46  # prepare_package_inputs.py via the --readelf-exec flag.
47  # Must be a GN path (not an absolute path) since it is adjusted with
48  # rebase_path().
49  if (!defined(fuchsia_sdk_readelf_exec)) {
50    fuchsia_sdk_readelf_exec = ""
51  }
52}
53
54# Copy from third_party/fuchsia-gn-sdk/src/gn_configs.gni to avoid importing
55# files from //third_party/ in //build/.
56# Note, `current_cpu` should always exist in the //build/ tree, so the
57# `target_cpu` fallback has been removed.
58fuchsia_arch_root =
59    "${fuchsia_sdk}/obj/${target_cpu}-api-${fuchsia_target_api_level}"
60