# Copyright 2013 The Chromium Authors
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
# Define an "os_include" variable that points at the OS-specific generated
# headers. These were generated by running the configure script offline.
if (is_linux || is_chromeos || is_android || is_nacl || is_fuchsia) {
os_include = "linux"
} else if (is_apple) {
os_include = "mac"
} else if (is_win) {
os_include = "win32"
}
import("//third_party/libxml/libxml_visibility.gni")
config("libxml_config") {
# Define LIBXML_STATIC as nothing to match how libxml.h (an internal header)
# defines LIBXML_STATIC, otherwise we get the macro redefined warning from
# GCC. ("defines" does "-DFOO" which defines the macro FOO as 1.)
cflags = [ "-DLIBXML_STATIC=" ]
include_dirs = [
"src/include",
"$os_include/include",
]
}
config("libxml_warnings") {
if (is_win) {
cflags_c = [
"/wd4018", # Signed/unsigned mismatch in comparison.
"/wd4267", # TODO(brucedawson): http://crbug.com/554200 fix C4267
"/wd4311", # and C4311 warnings.
]
}
if (is_clang) {
cflags = [
# libxml passes `const unsigned char*` through `const char*`.
"-Wno-pointer-sign",
# pattern.c and uri.c both have an intentional `for (...);` /
# `while(...);` loop. I submitted a patch to move the `'` to its own
# line, but until that's landed suppress the warning:
"-Wno-empty-body",
# debugXML.c compares array 'arg' to NULL.
"-Wno-tautological-pointer-compare",
# threads.c attempts to forward declare a pthread_equal which doesn't
# match the prototype in pthreads.h
"-Wno-ignored-attributes",
# libxml casts from int to long to void*.
"-Wno-int-to-void-pointer-cast",
# libxml passes a volatile LPCRITICAL_SECTION* to a function expecting
# a void* volatile*.
"-Wno-incompatible-pointer-types",
# trio_is_special_quantity and trio_is_negative are only
# used with certain preprocessor defines set.
"-Wno-unused-function",
# Comparison between xmlElementType and xmlXPathTypeVal.
# TODO(hans): See if we can fix upstream (http://crbug.com/763944).
"-Wno-enum-compare",
]
} else if (is_linux || is_chromeos) {
cflags = [
# gcc spits out a bunch of warnings about passing too many arguments to
# __xmlSimpleError.
"-Wno-format-extra-args",
]
}
}
# Please keep in sync with //build/linux/unbundle/libxml.gn.
static_library("xml_reader") {
# Do not expand this visibility list without first consulting with the
# Security Team.
visibility = [
"//base/test:test_support",
"//components/policy/core/common:unit_tests",
"//services/data_decoder:*",
]
if (is_win) {
visibility += [ "//components/wifi" ]
}
sources = [
"chromium/xml_reader.cc",
"chromium/xml_reader.h",
]
deps = [
":libxml",
":libxml_utils",
]
configs += [ ":libxml_config" ]
}
# Please keep in sync with //build/linux/unbundle/libxml.gn.
static_library("xml_writer") {
# The XmlWriter is considered safe to use from any target.
visibility = [ "*" ]
sources = [
"chromium/xml_writer.cc",
"chromium/xml_writer.h",
]
deps = [
":libxml",
":libxml_utils",
]
configs += [ ":libxml_config" ]
}
# Please keep in sync with //build/linux/unbundle/libxml.gn.
static_library("libxml_utils") {
# Do not expand this visibility list without first consulting with the
# Security Team.
visibility = [
":xml_reader",
":xml_writer",
"//base/test:test_support",
"//services/data_decoder:lib",
"//services/data_decoder:xml_parser_fuzzer_deps",
]
sources = [
"chromium/libxml_utils.cc",
"chromium/libxml_utils.h",
]
deps = [ ":libxml" ]
public_deps = [ "//third_party/icu:icuuc" ]
public_configs = [ ":libxml_config" ]
}
static_library("libxml") {
# Do not expand this visibility list without first consulting with the
# Security Team.
visibility = [
":libxml_utils",
":xml_reader",
":xml_writer",
"//chromecast/internal",
"//testing/libfuzzer/*",
"//third_party/blink/renderer/*",
"//third_party/fontconfig",
"//third_party/libxslt",
"//third_party/maldoca/*",
]
if (is_ios) {
foreach(tgt, ios_libxml_visibility_additions) {
visibility += [ "//ios_internal/$tgt" ]
}
}
output_name = "libxml2"
# Commented out sources are libxml2 files we do not want to include. They are
# here to make it easy to identify files which are new.
sources = [
"src/HTMLparser.c",
"src/HTMLtree.c",
#"src/SAX.c",
"src/SAX2.c",
"src/buf.c",
#"src/c14n.c",
#"src/catalog.c",
"src/chvalid.c",
#"src/debugXML.c",
"src/dict.c",
"src/encoding.c",
"src/entities.c",
"src/error.c",
"src/globals.c",
"src/hash.c",
"src/include/libxml/HTMLparser.h",
"src/include/libxml/HTMLtree.h",
"src/include/libxml/SAX.h",
"src/include/libxml/SAX2.h",
"src/include/libxml/c14n.h",
"src/include/libxml/catalog.h",
"src/include/libxml/chvalid.h",
"src/include/libxml/debugXML.h",
"src/include/libxml/dict.h",
"src/include/libxml/encoding.h",
"src/include/libxml/entities.h",
"src/include/libxml/globals.h",
"src/include/libxml/hash.h",
"src/include/libxml/list.h",
"src/include/libxml/nanoftp.h",
"src/include/libxml/nanohttp.h",
"src/include/libxml/parser.h",
"src/include/libxml/parserInternals.h",
"src/include/libxml/pattern.h",
"src/include/libxml/relaxng.h",
"src/include/libxml/schemasInternals.h",
"src/include/libxml/schematron.h",
"src/include/libxml/threads.h",
"src/include/libxml/tree.h",
"src/include/libxml/uri.h",
"src/include/libxml/valid.h",
"src/include/libxml/xinclude.h",
"src/include/libxml/xlink.h",
"src/include/libxml/xmlIO.h",
"src/include/libxml/xmlautomata.h",
"src/include/libxml/xmlerror.h",
"src/include/libxml/xmlexports.h",
"src/include/libxml/xmlmemory.h",
"src/include/libxml/xmlmodule.h",
"src/include/libxml/xmlreader.h",
"src/include/libxml/xmlregexp.h",
"src/include/libxml/xmlsave.h",
"src/include/libxml/xmlschemas.h",
"src/include/libxml/xmlschemastypes.h",
"src/include/libxml/xmlstring.h",
"src/include/libxml/xmlunicode.h",
"src/include/libxml/xmlwriter.h",
"src/include/libxml/xpath.h",
"src/include/libxml/xpathInternals.h",
"src/include/libxml/xpointer.h",
#"src/legacy.c",
"src/libxml.h",
"src/list.c",
"src/parser.c",
"src/parserInternals.c",
"src/pattern.c",
#"src/relaxng.c",
#"src/schematron.c",
"src/threads.c",
"src/timsort.h",
"src/tree.c",
"src/uri.c",
"src/valid.c",
#"src/xinclude.c",
#"src/xlink.c",
"src/xmlIO.c",
"src/xmlmemory.c",
#"src/xmlmodule.c",
"src/xmlreader.c",
#"src/xmlregexp.c",
"src/xmlsave.c",
#"src/xmlschemas.c",
#"src/xmlschemastypes.c",
"src/xmlstring.c",
"src/xmlunicode.c",
"src/xmlwriter.c",
"src/xpath.c",
#"src/xpointer.c",
#"src/xzlib.c",
]
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.
":libxml_warnings",
]
if (is_linux || is_chromeos) {
sources += [
"linux/config.h",
"linux/include/libxml/xmlversion.h",
]
}
if (is_mac) {
sources += [
"mac/config.h",
"mac/include/libxml/xmlversion.h",
]
}
if (is_win) {
sources += [
"src/include/win32config.h",
"src/include/wsockcompat.h",
"win32/config.h",
"win32/include/libxml/xmlversion.h",
]
# libxml2 already defines WIN32_LEAN_AND_MEAN.
configs -= [ "//build/config/win:lean_and_mean" ]
}
sources += [ "chromium/disabled_libxml_features.cc" ]
public_configs = [ ":libxml_config" ]
public_deps = [ "//third_party/icu:icuuc" ]
deps = [ "//third_party/zlib" ]
if (is_apple || is_android || is_fuchsia) {
# http://www.xmlsoft.org/threads.html says that this is required when using
# libxml from several threads, which can possibly happen in chrome. On
# linux, this is picked up by transitivity from pkg-config output from
# build/linux/system.gyp.
defines = [ "_REENTRANT" ]
}
include_dirs = [ "$os_include" ]
}
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