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77 lines
2.4 KiB
Plaintext
77 lines
2.4 KiB
Plaintext
# Copyright 2014 The Chromium Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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import("//build/config/freetype/freetype.gni")
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import("//third_party/harfbuzz-ng/harfbuzz.gni")
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assert(!is_ios, "This is not used on iOS, don't drag it in unintentionally")
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declare_args() {
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# Uses system libjpeg. If true, overrides use_libjpeg_turbo.
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use_system_libjpeg = false
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# Uses libjpeg_turbo as the jpeg implementation. Has no effect if
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# use_system_libjpeg is set.
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use_libjpeg_turbo = true
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}
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config("system_libjpeg_config") {
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libs = [ "jpeg" ]
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defines = [ "USE_SYSTEM_LIBJPEG" ]
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}
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config("libjpeg_turbo_config") {
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defines = [ "USE_LIBJPEG_TURBO=1" ]
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}
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# This is a meta target that forwards to the system's libjpeg,
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# third_party/libjpeg, or third_party/libjpeg_turbo depending on the build args
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# declared in this file.
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group("jpeg") {
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if (use_system_libjpeg) {
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public_configs = [ ":system_libjpeg_config" ]
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} else if (use_libjpeg_turbo) {
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public_deps = [
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"//third_party/libjpeg_turbo:libjpeg",
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]
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public_configs = [ ":libjpeg_turbo_config" ]
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} else {
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public_deps = [
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"//third_party/libjpeg:libjpeg",
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]
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}
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}
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# This is a meta target that forwards include paths only to the system's
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# libjpeg, third_party/libjpeg, or third_party/libjpeg_turbo depending on the
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# build args declared in this file. This is needed, rarely, for targets that
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# need to reference libjpeg without explicitly building it.
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group("jpeg_includes") {
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if (use_system_libjpeg) {
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public_configs = [ ":system_libjpeg_config" ]
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} else if (use_libjpeg_turbo) {
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public_configs = [ "//third_party/libjpeg_turbo:libjpeg_config" ]
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} else {
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public_configs = [ "//third_party/libjpeg:libjpeg_config" ]
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}
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}
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# FreeType and HarfBuzz libraries are dependent on each other. This component
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# will depend on the appropriate source sets or export the system packages
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# for both FreeType and HarfBuzz.
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component("freetype_harfbuzz") {
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public_configs = []
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public_deps = []
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if (use_system_freetype) {
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public_configs += [ "//build/linux:freetype_from_pkgconfig" ]
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} else {
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public_deps += [ "//third_party/freetype:freetype_source" ]
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}
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if (use_system_harfbuzz) {
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public_configs += [ "//third_party/harfbuzz-ng:harfbuzz_from_pkgconfig" ]
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} else {
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public_deps += [ "//third_party/harfbuzz-ng:harfbuzz_source" ]
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}
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}
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