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- # Copyright 2014 The Chromium Authors. All rights reserved.
- # Use of this source code is governed by a BSD-style license that can be
- # found in the LICENSE file.
- import("//build/config/buildflags_paint_preview.gni")
- import("//build/config/chrome_build.gni")
- import("//build/config/features.gni")
- import("//build/config/freetype/freetype.gni")
- import("//build/config/ui.gni")
- import("//testing/libfuzzer/fuzzer_test.gni")
- import("//third_party/harfbuzz-ng/harfbuzz.gni")
- if (use_system_harfbuzz) {
- import("//build/config/linux/pkg_config.gni")
- pkg_config("harfbuzz_from_pkgconfig") {
- visibility = [
- "//third_party:freetype_harfbuzz",
- "//third_party/freetype:freetype_source",
- ]
- packages = [
- "harfbuzz",
- "harfbuzz-subset",
- ]
- }
- } else {
- config("harfbuzz_config") {
- include_dirs = [ "src/src" ]
- }
- config("harfbuzz_warnings") {
- if (is_win) {
- # Result of 32-bit shift implicitly converted to 64 bits.
- cflags = [ "/wd4334" ]
- }
- }
- source_set("harfbuzz_source") {
- visibility = [ "//third_party:freetype_harfbuzz" ]
- public = [
- "src/src/hb-blob.h",
- "src/src/hb-buffer.h",
- "src/src/hb-common.h",
- "src/src/hb-deprecated.h",
- "src/src/hb-face.h",
- "src/src/hb-font.h",
- "src/src/hb-ft.h",
- "src/src/hb-icu.h",
- "src/src/hb-map.h",
- "src/src/hb-ot-font.h",
- "src/src/hb-ot-layout.h",
- "src/src/hb-ot-math.h",
- "src/src/hb-ot-shape.h",
- "src/src/hb-ot-var.h",
- "src/src/hb-ot.h",
- "src/src/hb-set.h",
- "src/src/hb-shape-plan.h",
- "src/src/hb-shape.h",
- "src/src/hb-subset.h",
- "src/src/hb-unicode.h",
- "src/src/hb-version.h",
- "src/src/hb.h",
- ]
- sources = [
- "src/src/hb-aat-layout-ankr-table.hh",
- "src/src/hb-aat-layout-bsln-table.hh",
- "src/src/hb-aat-layout-common.hh",
- "src/src/hb-aat-layout-feat-table.hh",
- "src/src/hb-aat-layout-just-table.hh",
- "src/src/hb-aat-layout-kerx-table.hh",
- "src/src/hb-aat-layout-morx-table.hh",
- "src/src/hb-aat-layout-opbd-table.hh",
- "src/src/hb-aat-layout-trak-table.hh",
- "src/src/hb-aat-layout.cc",
- "src/src/hb-aat-layout.h",
- "src/src/hb-aat-layout.hh",
- "src/src/hb-aat-ltag-table.hh",
- "src/src/hb-aat-map.cc",
- "src/src/hb-aat-map.hh",
- "src/src/hb-aat.h",
- "src/src/hb-algs.hh",
- "src/src/hb-array.hh",
- "src/src/hb-atomic.hh",
- "src/src/hb-bimap.hh",
- "src/src/hb-bit-page.hh",
- "src/src/hb-bit-set-invertible.hh",
- "src/src/hb-bit-set.hh",
- "src/src/hb-blob.cc",
- "src/src/hb-blob.hh",
- "src/src/hb-buffer-deserialize-json.hh",
- "src/src/hb-buffer-deserialize-text.hh",
- "src/src/hb-buffer-serialize.cc",
- "src/src/hb-buffer-verify.cc",
- "src/src/hb-buffer.cc",
- "src/src/hb-buffer.hh",
- "src/src/hb-cache.hh",
- "src/src/hb-cff-interp-common.hh",
- "src/src/hb-cff-interp-cs-common.hh",
- "src/src/hb-cff-interp-dict-common.hh",
- "src/src/hb-cff1-interp-cs.hh",
- "src/src/hb-cff2-interp-cs.hh",
- "src/src/hb-common.cc",
- "src/src/hb-config.hh",
- "src/src/hb-cplusplus.hh",
- "src/src/hb-debug.hh",
- "src/src/hb-dispatch.hh",
- "src/src/hb-draw.cc",
- "src/src/hb-draw.h",
- "src/src/hb-draw.hh",
- "src/src/hb-face.cc",
- "src/src/hb-face.hh",
- "src/src/hb-font.cc",
- "src/src/hb-font.hh",
- "src/src/hb-ft.cc",
- "src/src/hb-icu.cc",
- "src/src/hb-iter.hh",
- "src/src/hb-kern.hh",
- "src/src/hb-machinery.hh",
- "src/src/hb-map.cc",
- "src/src/hb-map.hh",
- "src/src/hb-meta.hh",
- "src/src/hb-ms-feature-ranges.hh",
- "src/src/hb-mutex.hh",
- "src/src/hb-null.hh",
- "src/src/hb-number-parser.hh",
- "src/src/hb-number.cc",
- "src/src/hb-number.hh",
- "src/src/hb-object.hh",
- "src/src/hb-open-file.hh",
- "src/src/hb-open-type.hh",
- "src/src/hb-ot-cff-common.hh",
- "src/src/hb-ot-cff1-std-str.hh",
- "src/src/hb-ot-cff1-table.cc",
- "src/src/hb-ot-cff1-table.hh",
- "src/src/hb-ot-cff2-table.cc",
- "src/src/hb-ot-cff2-table.hh",
- "src/src/hb-ot-cmap-table.hh",
- "src/src/hb-ot-color-cbdt-table.hh",
- "src/src/hb-ot-color-colr-table.hh",
- "src/src/hb-ot-color-colrv1-closure.hh",
- "src/src/hb-ot-color-cpal-table.hh",
- "src/src/hb-ot-color-sbix-table.hh",
- "src/src/hb-ot-color-svg-table.hh",
- "src/src/hb-ot-color.cc",
- "src/src/hb-ot-color.h",
- "src/src/hb-ot-deprecated.h",
- "src/src/hb-ot-face-table-list.hh",
- "src/src/hb-ot-face.cc",
- "src/src/hb-ot-face.hh",
- "src/src/hb-ot-font.cc",
- "src/src/hb-ot-gasp-table.hh",
- "src/src/hb-ot-glyf-table.hh",
- "src/src/hb-ot-hdmx-table.hh",
- "src/src/hb-ot-head-table.hh",
- "src/src/hb-ot-hhea-table.hh",
- "src/src/hb-ot-hmtx-table.hh",
- "src/src/hb-ot-kern-table.hh",
- "src/src/hb-ot-layout-base-table.hh",
- "src/src/hb-ot-layout-common.hh",
- "src/src/hb-ot-layout-gdef-table.hh",
- "src/src/hb-ot-layout-gpos-table.hh",
- "src/src/hb-ot-layout-gsub-table.hh",
- "src/src/hb-ot-layout-gsubgpos.hh",
- "src/src/hb-ot-layout-jstf-table.hh",
- "src/src/hb-ot-layout.cc",
- "src/src/hb-ot-layout.hh",
- "src/src/hb-ot-map.cc",
- "src/src/hb-ot-map.hh",
- "src/src/hb-ot-math-table.hh",
- "src/src/hb-ot-math.cc",
- "src/src/hb-ot-maxp-table.hh",
- "src/src/hb-ot-meta-table.hh",
- "src/src/hb-ot-meta.cc",
- "src/src/hb-ot-meta.h",
- "src/src/hb-ot-metrics.cc",
- "src/src/hb-ot-metrics.h",
- "src/src/hb-ot-metrics.hh",
- "src/src/hb-ot-name-language-static.hh",
- "src/src/hb-ot-name-language.hh",
- "src/src/hb-ot-name-table.hh",
- "src/src/hb-ot-name.cc",
- "src/src/hb-ot-name.h",
- "src/src/hb-ot-os2-table.hh",
- "src/src/hb-ot-os2-unicode-ranges.hh",
- "src/src/hb-ot-post-macroman.hh",
- "src/src/hb-ot-post-table-v2subset.hh",
- "src/src/hb-ot-post-table.hh",
- "src/src/hb-ot-shape-fallback.cc",
- "src/src/hb-ot-shape-fallback.hh",
- "src/src/hb-ot-shape-normalize.cc",
- "src/src/hb-ot-shape-normalize.hh",
- "src/src/hb-ot-shape.cc",
- "src/src/hb-ot-shape.hh",
- "src/src/hb-ot-shaper-arabic-fallback.hh",
- "src/src/hb-ot-shaper-arabic-joining-list.hh",
- "src/src/hb-ot-shaper-arabic-pua.hh",
- "src/src/hb-ot-shaper-arabic-table.hh",
- "src/src/hb-ot-shaper-arabic-win1256.hh",
- "src/src/hb-ot-shaper-arabic.cc",
- "src/src/hb-ot-shaper-arabic.hh",
- "src/src/hb-ot-shaper-default.cc",
- "src/src/hb-ot-shaper-hangul.cc",
- "src/src/hb-ot-shaper-hebrew.cc",
- "src/src/hb-ot-shaper-indic-machine.hh",
- "src/src/hb-ot-shaper-indic-table.cc",
- "src/src/hb-ot-shaper-indic.cc",
- "src/src/hb-ot-shaper-indic.hh",
- "src/src/hb-ot-shaper-khmer-machine.hh",
- "src/src/hb-ot-shaper-khmer.cc",
- "src/src/hb-ot-shaper-myanmar-machine.hh",
- "src/src/hb-ot-shaper-myanmar.cc",
- "src/src/hb-ot-shaper-syllabic.cc",
- "src/src/hb-ot-shaper-syllabic.hh",
- "src/src/hb-ot-shaper-thai.cc",
- "src/src/hb-ot-shaper-use-machine.hh",
- "src/src/hb-ot-shaper-use-table.hh",
- "src/src/hb-ot-shaper-use.cc",
- "src/src/hb-ot-shaper-vowel-constraints.cc",
- "src/src/hb-ot-shaper-vowel-constraints.hh",
- "src/src/hb-ot-shaper.hh",
- "src/src/hb-ot-stat-table.hh",
- "src/src/hb-ot-tag-table.hh",
- "src/src/hb-ot-tag.cc",
- "src/src/hb-ot-var-avar-table.hh",
- "src/src/hb-ot-var-common.hh",
- "src/src/hb-ot-var-fvar-table.hh",
- "src/src/hb-ot-var-gvar-table.hh",
- "src/src/hb-ot-var-hvar-table.hh",
- "src/src/hb-ot-var-mvar-table.hh",
- "src/src/hb-ot-var.cc",
- "src/src/hb-ot-vorg-table.hh",
- "src/src/hb-pool.hh",
- "src/src/hb-priority-queue.hh",
- "src/src/hb-repacker.hh",
- "src/src/hb-sanitize.hh",
- "src/src/hb-serialize.hh",
- "src/src/hb-set-digest.hh",
- "src/src/hb-set.cc",
- "src/src/hb-set.hh",
- "src/src/hb-shape-plan.cc",
- "src/src/hb-shape-plan.hh",
- "src/src/hb-shape.cc",
- "src/src/hb-shaper-impl.hh",
- "src/src/hb-shaper-list.hh",
- "src/src/hb-shaper.cc",
- "src/src/hb-shaper.hh",
- "src/src/hb-static.cc",
- "src/src/hb-string-array.hh",
- "src/src/hb-subset-cff-common.cc",
- "src/src/hb-subset-cff-common.hh",
- "src/src/hb-subset-cff1.cc",
- "src/src/hb-subset-cff1.hh",
- "src/src/hb-subset-cff2.cc",
- "src/src/hb-subset-cff2.hh",
- "src/src/hb-subset-input.cc",
- "src/src/hb-subset-input.hh",
- "src/src/hb-subset-plan.cc",
- "src/src/hb-subset-plan.hh",
- "src/src/hb-subset-repacker.cc",
- "src/src/hb-subset-repacker.h",
- "src/src/hb-subset.cc",
- "src/src/hb-subset.hh",
- "src/src/hb-ucd-table.hh",
- "src/src/hb-ucd.cc",
- "src/src/hb-unicode-emoji-table.hh",
- "src/src/hb-unicode.cc",
- "src/src/hb-unicode.hh",
- "src/src/hb-utf.hh",
- "src/src/hb-vector.hh",
- "src/src/hb.hh",
- ]
- # The following sources are explictly not used.
- # They are referenced to aid in detecting previously uncategorized files.
- unused_sources = [
- "src/src/hb-coretext.cc",
- "src/src/hb-coretext.h",
- "src/src/hb-directwrite.cc",
- "src/src/hb-directwrite.h",
- "src/src/hb-fallback-shape.cc",
- "src/src/hb-gdi.cc",
- "src/src/hb-gdi.h",
- "src/src/hb-gobject-structs.cc",
- "src/src/hb-gobject-structs.h",
- "src/src/hb-gobject.h",
- "src/src/hb-graphite2.cc",
- "src/src/hb-graphite2.h",
- "src/src/hb-style.cc",
- "src/src/hb-style.h",
- "src/src/hb-uniscribe.cc",
- "src/src/hb-uniscribe.h",
- ]
- assert(unused_sources != [])
- defines = [
- "HAVE_OT",
- "HAVE_FREETYPE",
- "HAVE_ICU",
- "HAVE_ICU_BUILTIN",
- "HB_NO_MMAP",
- "HB_NO_RESOURCE_FORK",
- # Size reductions by disabling parts that we do not currently require:
- # SkPDF needs subsetting but does not require subsetting of layout or CFF tables.
- "HB_NO_SUBSET_LAYOUT",
- "HB_NO_SUBSET_CFF",
- # Fallback shaper not required, we only use the HarfBuzz internal OT shaper.
- "HB_NO_FALLBACK_SHAPE",
- # Tells HarfBuzz to use ICU instead of the own mini UCDN implementation
- # that is part of HarfBuzz.
- "HB_NO_UCD",
- # Disable .fon file support, not needed for Chrome, and code behind this
- # flag produces warnings in Clang. Compare https://crbug.com/1002945.
- "HB_NO_WIN1256",
- # TODO(https://crbug.com/949962): Remove once this is fixed upstream.
- "U_DISABLE_VERSION_SUFFIX=0",
- # No experimental font format extensions yet.
- "HB_NO_BORING_EXPANSION",
- # Buffer verification not used in production build.
- "HB_NO_BUFFER_VERIFY",
- # We're not using HarfBuzz' drawing functions or debug tools in this build.
- "HB_NO_DRAW",
- # Letting HarfBuzz enable warnings through pragmas can block compiler
- # upgrades in situations where say a ToT compiler build adds a new
- # stricter warning under -Wfoowarning-subgroup. HarfBuzz pragma-enables
- # -Wfoowarning which default-enables -Wfoowarning-subgroup implicitly but
- # HarfBuzz upstream is not yet clean of warnings produced for
- # -Wfoowarning-subgroup. Hence disabling pragma warning control here.
- # See also https:/crbug.com/1203071
- "HB_NO_PRAGMA_GCC_DIAGNOSTIC_ERROR",
- "HB_NO_PRAGMA_GCC_DIAGNOSTIC_WARNING",
- ]
- if (!is_win && !is_mac) {
- # Needed for HarfBuzz mutex implementation, see hb-mutex.hh
- defines += [ "HAVE_PTHREAD" ]
- }
- if (enable_paint_preview) {
- # Paint Previews make use of CFF subsetting. However, enabling this is
- # expensive for binary size so only compile it when Paint Previews are
- # compiled.
- defines -= [ "HB_NO_SUBSET_CFF" ]
- }
- if (is_component_build) {
- if (is_win) {
- defines += [ "HB_EXTERN=__declspec (dllexport)" ]
- } else {
- defines += [ "HB_EXTERN=__attribute__((visibility(\"default\")))" ]
- # Exposing symbols in component builds can cause a mixture of system
- # harfbuzz symbols and //third_party harfbuzz symbols to be loaded at
- # the same time. This can cause issues for libraries that indirectly
- # load harfbuzz like pango (see https://crbug.com/1146397), so we need
- # to include metrics symbols (i.e. have HB_NO_METRICS undefined) to
- # prevent pango from using the system library. Currently, HB_NO_METRICS
- # is always disabled, due to
- # https://github.com/harfbuzz/harfbuzz/issues/3482 - if that changes
- # "HB_NO_METRICS" needs to be removed from the defines list here.
- # TODO(https://crbug.com/1148459): Remove this workaround once bug
- # 1148459 is fixed.
- }
- }
- if (use_system_freetype) {
- configs += [ "//build/linux:freetype_from_pkgconfig" ]
- } else {
- configs += [ "//third_party/freetype:freetype_component_config" ]
- }
- configs -= [ "//build/config/compiler:chromium_code" ]
- configs += [
- "//build/config/compiler:no_chromium_code",
- # Must be after no_chromium_code for warning flags to be ordered
- # correctly.
- ":harfbuzz_warnings",
- ]
- # This allows the compiler to do further optimizations in the code.
- if (!is_debug) {
- configs -= [ "//build/config/compiler:default_optimization" ]
- configs += [ "//build/config/compiler:optimize_speed" ]
- }
- public_configs = [ ":harfbuzz_config" ]
- deps = [ "//third_party/icu:icuuc" ]
- if (use_glib) {
- configs += [ "//build/config/linux:glib" ]
- public += [ "src/src/hb-glib.h" ]
- sources += [ "src/src/hb-glib.cc" ]
- }
- }
- }
- source_set("hb_scoped_util") {
- sources = [ "utils/hb_scoped.h" ]
- deps = [ "//third_party:freetype_harfbuzz" ]
- }
- fuzzer_test("hb_shape_fuzzer") {
- sources = [ "fuzz/hb_shape_fuzzer.cc" ]
- deps = [
- ":hb_scoped_util",
- "//base",
- "//third_party:freetype_harfbuzz",
- ]
- seed_corpus = "fuzz/seed_corpus"
- }
- fuzzer_test("hb_subset_fuzzer") {
- sources = [ "fuzz/hb_subset_fuzzer.cc" ]
- deps = [
- ":hb_scoped_util",
- "//base",
- "//third_party:freetype_harfbuzz",
- ]
- seed_corpus = "fuzz/seed_corpus"
- }
|