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110 lines
3.9 KiB
Plaintext
110 lines
3.9 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/compiler/compiler.gni")
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import("//build/config/ui.gni")
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import("//third_party/blink/public/public_features.gni")
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if (is_android) {
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import("//build/config/android/config.gni")
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}
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if (current_cpu == "arm") {
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import("//build/config/arm.gni")
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}
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declare_args() {
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# TODO: send a PSA out to tell people to switch to blink_symbol_level
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# and remove this.
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# If true, doesn't compile debug symbols into webcore reducing the
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# size of the binary and increasing the speed of gdb.
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remove_webcore_debug_symbols = false
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# How many symbols to include in the build of blink. This affects
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# the performance of the build since the symbols are large and dealing with
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# them is slow.
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# 2 means regular build with symbols.
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# 1 means minimal symbols, usually enough for backtraces only. Symbols with
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# internal linkage (static functions or those in anonymous namespaces) may not
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# appear when using this level.
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# 0 means no symbols.
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# -1 means auto-set according to debug/release and platform.
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blink_symbol_level = -1
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# If true, defaults image interpolation to low quality.
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use_low_quality_image_interpolation = is_android
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# If true, ffmpeg will be used for decoding audio.
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use_webaudio_ffmpeg = !is_mac && !is_android
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# If true, webgl2-compute context will be supported.
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support_webgl2_compute_context = !is_android
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}
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# Whether Android build uses OpenMAX DL FFT. Currently supported only on
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# ARMv7+, ARM64, x86 or x64 without webview. Also enables WebAudio support.
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# Whether WebAudio is actually available depends on runtime settings and flags.
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use_openmax_dl_fft =
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is_android && (current_cpu == "x86" || current_cpu == "x64" ||
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(current_cpu == "arm" && arm_version >= 7) ||
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current_cpu == "arm64" || current_cpu == "mipsel")
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# feature_defines_list ---------------------------------------------------------
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feature_defines_list = []
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if (is_debug) {
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feature_defines_list += [ "WTF_USE_DYNAMIC_ANNOTATIONS=1" ]
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}
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if (use_low_quality_image_interpolation) {
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feature_defines_list += [ "WTF_USE_LOW_QUALITY_IMAGE_INTERPOLATION=1" ]
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}
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if (use_webaudio_ffmpeg) {
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feature_defines_list += [ "WTF_USE_WEBAUDIO_FFMPEG=1" ]
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}
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if (support_webgl2_compute_context) {
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feature_defines_list += [ "SUPPORT_WEBGL2_COMPUTE_CONTEXT=1" ]
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}
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if (use_openmax_dl_fft) {
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feature_defines_list += [ "WTF_USE_WEBAUDIO_OPENMAX_DL_FFT=1" ]
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}
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if (use_default_render_theme) {
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# Mirrors the USE_DEFAULT_RENDER_THEME buildflag_header in WebKit/public.
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# If/when Blink can use buildflag headers, this should be removed in
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# preference to that.
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feature_defines_list += [ "WTF_USE_DEFAULT_RENDER_THEME=1" ]
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}
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assert(
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blink_symbol_level == -1 || !remove_webcore_debug_symbols,
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"blink_symbol_level and remove_webcore_debug_symbols cannot both be set.")
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if (remove_webcore_debug_symbols) {
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if (is_win && symbol_level != 0) {
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# If we use no_symbols on Windows when symbol_level is not zero then no
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# PDB will be generated but ninja will be expecting one. This would mean
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# that the build would always be dirty. Using minimal_symbols in this
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# situation keeps the build times fast (roughly identical to no_symbols)
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# while still generating a PDB to keep ninja happy (and it gives us proper
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# call stacks).
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blink_symbol_level = 1
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} else {
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blink_symbol_level = 0
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}
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}
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if (blink_symbol_level == 2) {
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blink_symbols_config = [ "//build/config/compiler:symbols" ]
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} else if (blink_symbol_level == 1) {
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blink_symbols_config = [ "//build/config/compiler:minimal_symbols" ]
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} else if (blink_symbol_level == 0) {
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blink_symbols_config = [ "//build/config/compiler:no_symbols" ]
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} else {
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blink_symbols_config = [ "//build/config/compiler:default_symbols" ]
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}
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