Armando Montanez | 256fb50 | 2021-06-28 10:47:49 -0700 | [diff] [blame] | 1 | # Copyright 2021 The Pigweed Authors |
| 2 | # |
| 3 | # Licensed under the Apache License, Version 2.0 (the "License"); you may not |
| 4 | # use this file except in compliance with the License. You may obtain a copy of |
| 5 | # the License at |
| 6 | # |
| 7 | # https://www.apache.org/licenses/LICENSE-2.0 |
| 8 | # |
| 9 | # Unless required by applicable law or agreed to in writing, software |
| 10 | # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| 11 | # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| 12 | # License for the specific language governing permissions and limitations under |
| 13 | # the License. |
| 14 | |
| 15 | import("//build_overrides/pigweed.gni") |
| 16 | |
| 17 | # Note: In general, prefer to import target_types.gni rather than this file. |
| 18 | # cc_executable.gni and cc_library.gni are both provided by target_types.gni. |
| 19 | # |
| 20 | # cc_library.gni is split out from cc_executable.gni because pw_executable |
| 21 | # templates may need to create pw_source_set targets internally, and can't |
| 22 | # import target_types.gni because it creates a circular import path. |
| 23 | |
| 24 | declare_args() { |
| 25 | # Additional build targets to add as dependencies for pw_executable, |
| 26 | # pw_static_library, and pw_shared_library targets. The |
| 27 | # $dir_pw_build:link_deps target pulls in these libraries. |
| 28 | # |
| 29 | # pw_build_LINK_DEPS can be used to break circular dependencies for low-level |
| 30 | # libraries such as pw_assert. |
| 31 | pw_build_LINK_DEPS = [] |
| 32 | } |
| 33 | |
| 34 | # TODO(frolv): The code in all of the templates below is duplicated, with the |
| 35 | # exception of the target type. This file could be auto-generated with Python. |
| 36 | |
| 37 | _supported_toolchain_defaults = [ |
| 38 | "configs", |
| 39 | "public_deps", |
| 40 | ] |
| 41 | |
| 42 | template("pw_source_set") { |
Erik Gilling | 703abad | 2021-11-09 11:54:44 -0800 | [diff] [blame] | 43 | _pw_source_files = [] |
| 44 | |
| 45 | # Boilerplate for tracking target sources. For more information see |
| 46 | # https://pigweed.dev/pw_build/#target-types |
| 47 | if (defined(invoker.sources)) { |
| 48 | foreach(path, invoker.sources) { |
| 49 | _pw_source_files += [ path ] |
| 50 | } |
| 51 | } |
| 52 | if (defined(invoker.public)) { |
| 53 | foreach(path, invoker.public) { |
| 54 | _pw_source_files += [ path ] |
| 55 | } |
| 56 | } |
| 57 | |
Armando Montanez | 256fb50 | 2021-06-28 10:47:49 -0700 | [diff] [blame] | 58 | source_set(target_name) { |
| 59 | import("$dir_pw_build/defaults.gni") |
| 60 | forward_variables_from(invoker, "*", _supported_toolchain_defaults) |
| 61 | |
Erik Gilling | 703abad | 2021-11-09 11:54:44 -0800 | [diff] [blame] | 62 | # Ensure that we don't overwrite metadata forwared from the invoker above. |
| 63 | if (defined(metadata)) { |
| 64 | metadata.pw_source_files = _pw_source_files |
| 65 | } else { |
| 66 | metadata = { |
| 67 | pw_source_files = _pw_source_files |
| 68 | } |
| 69 | } |
| 70 | |
Armando Montanez | 256fb50 | 2021-06-28 10:47:49 -0700 | [diff] [blame] | 71 | if (!defined(configs)) { |
| 72 | configs = [] |
| 73 | } |
| 74 | if (defined(pw_build_defaults.configs)) { |
| 75 | configs += pw_build_defaults.configs |
| 76 | } |
| 77 | if (defined(remove_configs)) { |
| 78 | if (remove_configs != [] && remove_configs[0] == "*") { |
| 79 | configs = [] |
| 80 | } else { |
| 81 | configs += remove_configs # Add configs in case they aren't already |
| 82 | configs -= remove_configs # present, then remove them. |
| 83 | } |
| 84 | } |
| 85 | if (defined(invoker.configs)) { |
| 86 | configs += invoker.configs |
| 87 | } |
| 88 | |
| 89 | if (defined(pw_build_defaults.public_deps)) { |
| 90 | public_deps = pw_build_defaults.public_deps |
| 91 | } else { |
| 92 | public_deps = [] |
| 93 | } |
| 94 | if (defined(remove_public_deps)) { |
| 95 | if (remove_public_deps != [] && remove_public_deps[0] == "*") { |
| 96 | public_deps = [] |
| 97 | } else { |
| 98 | public_deps += remove_public_deps |
| 99 | public_deps -= remove_public_deps |
| 100 | } |
| 101 | } |
| 102 | if (defined(invoker.public_deps)) { |
| 103 | public_deps += invoker.public_deps |
| 104 | } |
| 105 | } |
| 106 | } |
| 107 | |
| 108 | template("pw_static_library") { |
Erik Gilling | 703abad | 2021-11-09 11:54:44 -0800 | [diff] [blame] | 109 | _pw_source_files = [] |
| 110 | |
| 111 | # Boilerplate for tracking target sources. For more information see |
| 112 | # https://pigweed.dev/pw_build/#target-types |
| 113 | if (defined(invoker.sources)) { |
| 114 | foreach(path, invoker.sources) { |
| 115 | _pw_source_files += [ path ] |
| 116 | } |
| 117 | } |
| 118 | if (defined(invoker.public)) { |
| 119 | foreach(path, invoker.public) { |
| 120 | _pw_source_files += [ path ] |
| 121 | } |
| 122 | } |
| 123 | |
Armando Montanez | 256fb50 | 2021-06-28 10:47:49 -0700 | [diff] [blame] | 124 | _library_output_dir = "${target_out_dir}/lib" |
| 125 | if (defined(invoker.output_dir)) { |
| 126 | _library_output_dir = invoker.output_dir |
| 127 | } |
| 128 | |
| 129 | static_library(target_name) { |
| 130 | import("$dir_pw_build/defaults.gni") |
| 131 | forward_variables_from(invoker, "*", _supported_toolchain_defaults) |
| 132 | |
Erik Gilling | 703abad | 2021-11-09 11:54:44 -0800 | [diff] [blame] | 133 | # Ensure that we don't overwrite metadata forwared from the invoker above. |
| 134 | if (defined(metadata)) { |
| 135 | metadata.pw_source_files = _pw_source_files |
| 136 | } else { |
| 137 | metadata = { |
| 138 | pw_source_files = _pw_source_files |
| 139 | } |
| 140 | } |
| 141 | |
Armando Montanez | 256fb50 | 2021-06-28 10:47:49 -0700 | [diff] [blame] | 142 | if (!defined(configs)) { |
| 143 | configs = [] |
| 144 | } |
| 145 | if (defined(pw_build_defaults.configs)) { |
| 146 | configs += pw_build_defaults.configs |
| 147 | } |
| 148 | if (defined(remove_configs)) { |
| 149 | if (remove_configs != [] && remove_configs[0] == "*") { |
| 150 | configs = [] |
| 151 | } else { |
| 152 | configs += remove_configs # Add configs in case they aren't already |
| 153 | configs -= remove_configs # present, then remove them. |
| 154 | } |
| 155 | } |
| 156 | if (defined(invoker.configs)) { |
| 157 | configs += invoker.configs |
| 158 | } |
| 159 | |
| 160 | public_deps = [ "$dir_pw_build:link_deps" ] |
| 161 | if (defined(pw_build_defaults.public_deps)) { |
| 162 | public_deps += pw_build_defaults.public_deps |
| 163 | } |
| 164 | if (defined(remove_public_deps)) { |
| 165 | if (remove_public_deps != [] && remove_public_deps[0] == "*") { |
| 166 | public_deps = [] |
| 167 | } else { |
| 168 | public_deps += remove_public_deps |
| 169 | public_deps -= remove_public_deps |
| 170 | } |
| 171 | } |
| 172 | if (defined(invoker.public_deps)) { |
| 173 | public_deps += invoker.public_deps |
| 174 | } |
| 175 | |
| 176 | output_dir = _library_output_dir |
| 177 | } |
| 178 | } |
| 179 | |
| 180 | template("pw_shared_library") { |
Erik Gilling | 703abad | 2021-11-09 11:54:44 -0800 | [diff] [blame] | 181 | _pw_source_files = [] |
| 182 | |
| 183 | # Boilerplate for tracking target sources. For more information see |
| 184 | # https://pigweed.dev/pw_build/#target-types |
| 185 | if (defined(invoker.sources)) { |
| 186 | foreach(path, invoker.sources) { |
| 187 | _pw_source_files += [ path ] |
| 188 | } |
| 189 | } |
| 190 | if (defined(invoker.public)) { |
| 191 | foreach(path, invoker.public) { |
| 192 | _pw_source_files += [ path ] |
| 193 | } |
| 194 | } |
| 195 | |
Armando Montanez | 256fb50 | 2021-06-28 10:47:49 -0700 | [diff] [blame] | 196 | _library_output_dir = "${target_out_dir}/lib" |
| 197 | if (defined(invoker.output_dir)) { |
| 198 | _library_output_dir = invoker.output_dir |
| 199 | } |
| 200 | |
| 201 | shared_library(target_name) { |
| 202 | import("$dir_pw_build/defaults.gni") |
| 203 | forward_variables_from(invoker, "*", _supported_toolchain_defaults) |
| 204 | |
Erik Gilling | 703abad | 2021-11-09 11:54:44 -0800 | [diff] [blame] | 205 | # Ensure that we don't overwrite metadata forwared from the invoker above. |
| 206 | if (defined(metadata)) { |
| 207 | metadata.pw_source_files = _pw_source_files |
| 208 | } else { |
| 209 | metadata = { |
| 210 | pw_source_files = _pw_source_files |
| 211 | } |
| 212 | } |
| 213 | |
Armando Montanez | 256fb50 | 2021-06-28 10:47:49 -0700 | [diff] [blame] | 214 | if (!defined(configs)) { |
| 215 | configs = [] |
| 216 | } |
| 217 | if (defined(pw_build_defaults.configs)) { |
| 218 | configs += pw_build_defaults.configs |
| 219 | } |
| 220 | if (defined(remove_configs)) { |
| 221 | if (remove_configs != [] && remove_configs[0] == "*") { |
| 222 | configs = [] |
| 223 | } else { |
| 224 | configs += remove_configs # Add configs in case they aren't already |
| 225 | configs -= remove_configs # present, then remove them. |
| 226 | } |
| 227 | } |
| 228 | if (defined(invoker.configs)) { |
| 229 | configs += invoker.configs |
| 230 | } |
| 231 | |
| 232 | public_deps = [ "$dir_pw_build:link_deps" ] |
| 233 | if (defined(pw_build_defaults.public_deps)) { |
| 234 | public_deps += pw_build_defaults.public_deps |
| 235 | } |
| 236 | if (defined(remove_public_deps)) { |
| 237 | if (remove_public_deps != [] && remove_public_deps[0] == "*") { |
| 238 | public_deps = [] |
| 239 | } else { |
| 240 | public_deps += remove_public_deps |
| 241 | public_deps -= remove_public_deps |
| 242 | } |
| 243 | } |
| 244 | if (defined(invoker.public_deps)) { |
| 245 | public_deps += invoker.public_deps |
| 246 | } |
| 247 | |
| 248 | output_dir = _library_output_dir |
| 249 | } |
| 250 | } |