1 # Copyright 2014 The Chromium Authors. All rights reserved.
2 # Use of this source code is governed by a BSD-style license that can be
3 # found in the LICENSE file.
5 # The absolute path to the directory containing the mojo public SDK (i.e., the
6 # directory containing mojo/public). The build files within the Mojo public
7 # SDK use this variable to allow themselves to be parameterized by the location
8 # of the public SDK within a client repo.
9 mojo_root = get_path_info("../..", "abspath")
11 # Takes as input a "source_set" that includes dependencies that are relative to
12 # the parent directory of the Mojo public SDK (given in |mojo_sdk_deps|).
13 # Generates a source_set that has the mojo_sdk_deps added as ordinary deps
14 # rebased to the current directory.
15 # By default, restricts the entries that are given in invoker.deps and
16 # invoker.public_deps to be only within the same file and on a small set of
17 # whitelisted external dependencies. This check can be elided by setting
18 # restrict_external_deps to false in the invoker. DO NOT DO THIS in
21 # Example of a mojo_sdk_source_set:
23 # mojo_sdk_source_set("foo") {
29 # # Same-file deps are specified in the ordinary way. Any external
30 # dependencies are specified the same way (although in general there should
31 # be very few of these).
36 # # Mojo SDK deps are specified relative to the containing directory of the
37 # SDK via mojo_sdk_deps.
39 # "mojo/public/cpp/bindings",
40 # "mojo/public/cpp/environment",
41 # "mojo/public/cpp/system",
45 template("mojo_sdk_source_set") {
46 source_set(target_name) {
47 if (defined(invoker.visibility)) {
48 visibility = invoker.visibility
52 if (defined(invoker.mojo_sdk_visibility)) {
53 foreach(sdk_target, invoker.mojo_sdk_visibility) {
54 # Check that the SDK target was not mistakenly given as an absolute
56 assert(get_path_info(sdk_target, "abspath") != sdk_target)
57 visibility += [ rebase_path(sdk_target, ".", mojo_root) ]
61 if (defined(invoker.testonly)) {
62 testonly = invoker.testonly
65 if (defined(invoker.sources)) {
66 sources = invoker.sources
69 if (defined(invoker.defines)) {
70 defines = invoker.defines
73 if (defined(invoker.libs)) {
78 [ rebase_path("mojo/public/build/config:mojo_sdk", ".", mojo_root) ]
79 if (defined(invoker.public_configs)) {
80 public_configs += invoker.public_configs
83 if (defined(invoker.configs)) {
84 configs += invoker.configs
87 if (defined(invoker.allow_circular_includes_from)) {
88 allow_circular_includes_from = invoker.allow_circular_includes_from
91 if (defined(invoker.public_deps) || defined(invoker.deps)) {
92 restrict_external_deps = true
93 if (defined(invoker.restrict_external_deps)) {
94 restrict_external_deps = invoker.restrict_external_deps
99 if (defined(invoker.public_deps)) {
100 foreach(dep, invoker.public_deps) {
101 if (restrict_external_deps) {
102 # The only deps that are not specified relative to the location of
103 # the Mojo SDK should be on targets within the same file or on a
104 # whitelisted set of external dependencies.
105 assert(get_path_info(dep, "dir") == ".")
107 public_deps += [ dep ]
110 if (defined(invoker.mojo_sdk_public_deps)) {
111 foreach(sdk_dep, invoker.mojo_sdk_public_deps) {
112 # Check that the SDK dep was not mistakenly given as an absolute path.
113 assert(get_path_info(sdk_dep, "abspath") != sdk_dep)
114 public_deps += [ rebase_path(sdk_dep, ".", mojo_root) ]
119 if (defined(invoker.deps)) {
120 foreach(dep, invoker.deps) {
121 if (restrict_external_deps) {
122 # The only deps that are not specified relative to the location of
123 # the Mojo SDK should be on targets within the same file or on a
124 # whitelisted set of external dependencies.
125 dep_dir = get_path_info(dep, "dir")
126 assert(dep_dir == "." || dep == "//testing/gtest")
131 if (defined(invoker.mojo_sdk_deps)) {
132 foreach(sdk_dep, invoker.mojo_sdk_deps) {
133 # Check that the SDK dep was not mistakenly given as an absolute path.
134 assert(get_path_info(sdk_dep, "abspath") != sdk_dep)
135 deps += [ rebase_path(sdk_dep, ".", mojo_root) ]