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# Copyright 2023 The Dawn & Tint Authors
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# 1. Redistributions of source code must retain the above copyright notice, this
# list of conditions and the following disclaimer.
#
# 2. Redistributions in binary form must reproduce the above copyright notice,
# this list of conditions and the following disclaimer in the documentation
# and/or other materials provided with the distribution.
#
# 3. Neither the name of the copyright holder nor the names of its
# contributors may be used to endorse or promote products derived from
# this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
import("//build_overrides/build.gni")
import("../../scripts/tint_overrides_with_defaults.gni")
if (tint_has_protobuf) {
import("//third_party/protobuf/proto_library.gni")
}
###############################################################################
# OS defines
###############################################################################
tint_build_is_win = is_win
tint_build_is_mac = is_mac
tint_build_is_linux = is_linux
###############################################################################
# Tint library target
###############################################################################
template("libtint_source_set") {
source_set(target_name) {
forward_variables_from(invoker, "*", [ "configs" ])
if (!defined(invoker.deps)) {
deps = []
}
if (defined(invoker.configs)) {
configs += invoker.configs
}
configs += [ "${tint_src_dir}:tint_common_config" ]
if (build_with_chromium) {
configs -= [ "//build/config/compiler:chromium_code" ]
configs += [ "//build/config/compiler:no_chromium_code" ]
}
if (!defined(invoker.public_configs)) {
public_configs = []
}
public_configs += [ "${tint_src_dir}:tint_public_config" ]
}
}
###############################################################################
# Tint protobuf library target
###############################################################################
template("tint_proto_library") {
if (!tint_has_protobuf) {
error("Tint needs protobuf to build a proto library")
}
proto_library(target_name) {
forward_variables_from(invoker, "*", [ "configs" ])
generate_cc = true
generate_python = false
use_protobuf_full = true
}
}
###############################################################################
# Executables - only built when tint_build_cmds is enabled
###############################################################################
template("tint_executable") {
if (tint_build_cmds) {
executable(target_name) {
forward_variables_from(invoker, "*")
}
}
}
###############################################################################
# Unit tests - only built when tint_build_unittests is enabled
###############################################################################
template("tint_unittests_source_set") {
if (tint_build_unittests) {
source_set(target_name) {
forward_variables_from(invoker, "*", [ "configs" ])
testonly = true
if (defined(invoker.configs)) {
configs += invoker.configs
}
configs += [ "${tint_src_dir}:tint_unittests_config" ]
if (build_with_chromium) {
configs -= [ "//build/config/compiler:chromium_code" ]
configs += [ "//build/config/compiler:no_chromium_code" ]
}
if (!defined(invoker.deps)) {
deps = []
}
deps += [ "${tint_src_dir}:gmock_and_gtest" ]
}
}
}
###############################################################################
# Fuzzers - only built when tint_has_fuzzers is enabled
###############################################################################
if (tint_has_fuzzers) {
import("//testing/libfuzzer/fuzzer_test.gni")
fuzzer_corpus_wgsl_dir = "${root_gen_dir}/fuzzers/wgsl_corpus"
fuzzer_corpus_wgsl_stamp = "${fuzzer_corpus_wgsl_dir}.stamp"
template("tint_fuzz_source_set") {
source_set(target_name) {
forward_variables_from(invoker, "*", [ "configs" ])
testonly = true
if (!defined(invoker.deps)) {
deps = []
}
if (defined(invoker.configs)) {
configs += invoker.configs
}
configs += [ "${tint_src_dir}:tint_common_config" ]
if (build_with_chromium) {
configs -= [ "//build/config/compiler:chromium_code" ]
configs += [ "//build/config/compiler:no_chromium_code" ]
}
if (!defined(invoker.public_configs)) {
public_configs = []
}
public_configs += [ "${tint_src_dir}:tint_public_config" ]
}
}
template("tint_fuzzer_test") {
fuzzer_test(target_name) {
forward_variables_from(invoker, "*")
exclude_main = false
if (target_name == "wgsl") {
dict = "dictionary.txt"
libfuzzer_options = [
"only_ascii=1", # TODO(bclayton): Remove this to fuzz unicode?
"max_len=10000",
]
seed_corpus = fuzzer_corpus_wgsl_dir
seed_corpus_deps = [ "${tint_src_dir}:tint_generate_wgsl_corpus" ]
} else {
assert(false, "unsupported tint fuzzer target")
}
}
}
} else {
template("tint_fuzz_source_set") {
not_needed(invoker, "*")
not_needed("*")
}
template("tint_fuzzer_test") {
not_needed(invoker, "*")
not_needed("*")
}
}