skia2/third_party/icu/BUILD.gn
Brian Osman 36ddc4de79 Roll ICU
Picks up python3 fixes for make_data_assembly

Change-Id: I9bb46ef08d30c951f12d7c427c7cbdabcfaa41e3
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/421924
Reviewed-by: Ben Wagner <bungeman@google.com>
Commit-Queue: Brian Osman <brianosman@google.com>
2021-06-25 17:40:19 +00:00

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# Copyright 2016 Google Inc.
#
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
import("../../gn/skia.gni")
import("../third_party.gni")
import("icu.gni")
declare_args() {
skia_use_system_icu = is_official_build
}
if (skia_use_system_icu) {
system("icu") {
libs = [ "icuuc" ]
defines = [ "U_USING_ICU_NAMESPACE=0" ]
}
} else {
if (target_cpu == "wasm") {
data_assembly = "$target_gen_dir/icudtl_dat.cpp"
} else {
data_assembly = "$target_gen_dir/icudtl_dat.S"
}
data_dir = "../externals/icu/"
if (target_cpu == "wasm") {
# Use a super super super stripped down version for wasm,
# which is the same thing flutter is using.
data_dir += "flutter"
} else if (is_android) {
data_dir += "android"
} else if (is_ios) {
data_dir += "ios"
} else {
data_dir += "common"
}
action("make_data_assembly") {
if (target_cpu == "wasm") {
_u_icu_version_major_num =
"69" # defined in source/common/unicode/uvernum.h
script = "make_data_cpp.py"
inputs = [ "$data_dir/icudtl.dat" ]
outputs = [ data_assembly ]
args = [
"icudt${_u_icu_version_major_num}_dat",
rebase_path(inputs[0], root_build_dir),
rebase_path(data_assembly, root_build_dir),
]
} else {
script = "../externals/icu/scripts/make_data_assembly.py"
inputs = [ "$data_dir/icudtl.dat" ]
outputs = [ "$data_assembly" ]
args = [
rebase_path(inputs[0], root_build_dir),
rebase_path(data_assembly, root_build_dir),
]
if (is_mac || is_ios) {
args += [ "--mac" ]
}
}
}
third_party("icu") {
public_include_dirs = [
"../externals/icu/source/common",
"../externals/icu/source/i18n",
".",
]
public_defines = [
"U_USING_ICU_NAMESPACE=0",
"U_DISABLE_RENAMING",
"SK_USING_THIRD_PARTY_ICU",
]
configs = [ "//gn/portable:add_rtti" ]
defines = [
# http://userguide.icu-project.org/howtouseicu
"U_COMMON_IMPLEMENTATION",
"U_STATIC_IMPLEMENTATION",
"U_ENABLE_DYLOAD=0",
"U_I18N_IMPLEMENTATION",
# If we don't set this to zero, ICU will set it to 600,
# which makes Macs set _POSIX_C_SOURCE=200112L,
# which makes Macs set __DARWIN_C_LEVEL=_POSIX_C_SOURCE instead of =__DARWIN_C_FULL,
# which makes <time.h> not expose timespec_get,
# which makes recent libc++ <ctime> not #include-able with -std=c++17.
"_XOPEN_SOURCE=0",
]
if (target_cpu == "wasm") {
# Tell ICU that we are a 32 bit platform, otherwise,
# double-conversion-utils.h doesn't know how to operate.
defines += [ "__i386__" ]
}
sources = icu_sources
if (is_win) {
deps = [ ":icudata" ]
public_defines += [
"U_NOEXCEPT=",
"U_STATIC_IMPLEMENTATION",
]
libs = [ "Advapi32.lib" ]
sources += [
"../externals/icu/source/stubdata/stubdata.cpp",
"SkLoadICU.cpp",
]
} else {
sources += [ "$data_assembly" ]
deps = [ ":make_data_assembly" ]
}
}
copy("icudata") {
sources = [ "../externals/icu/common/icudtl.dat" ]
outputs = [ "$root_out_dir/icudtl.dat" ]
data = [ "$root_out_dir/icudtl.dat" ]
}
}