third_party/libxml/BUILD.gn

   1 # Copyright (c) 2013 The Chromium Authors. All rights reserved.
   2 # Use of this source code is governed by a BSD-style license that can be
   3 # found in the LICENSE file.
   4
   5 # Define an "os_include" variable that points at the OS-specific generated
   6 # headers.  These were generated by running the configure script offline.
   7 if (is_linux || is_android || is_nacl) {
   8   os_include = "linux"
   9 } else if (is_mac || is_ios) {
  10   os_include = "mac"
  11 } else if (is_win) {
  12   os_include = "win32"
  13 }
  14
  15 config("libxml_config") {
  16   # Define LIBXML_STATIC as nothing to match how libxml.h (an internal header)
  17   # defines LIBXML_STATIC, otherwise we get the macro redefined warning from
  18   # GCC. ("defines" does "-DFOO" which defines the macro FOO as 1.)
  19   cflags = [ "-DLIBXML_STATIC=" ]
  20
  21   include_dirs = [
  22     "src/include",
  23     "$os_include/include",
  24   ]
  25 }
  26
  27 config("libxml_warnings") {
  28   if (is_win) {
  29     cflags_c = [
  30       "/wd4018",  # Signed/unsigned mismatch in comparison.
  31       "/wd4101",  # Unreferenced local variable.
  32     ]
  33   }
  34   if (is_clang) {
  35     cflags = [
  36       # libxml passes `const unsigned char*` through `const char*`.
  37       "-Wno-pointer-sign",
  38
  39       # pattern.c and uri.c both have an intentional `for (...);` /
  40       # `while(...);` loop. I submitted a patch to move the `'` to its own
  41       # line, but until that's landed suppress the warning:
  42       "-Wno-empty-body",
  43
  44       # debugXML.c compares array 'arg' to NULL.
  45       "-Wno-tautological-pointer-compare",
  46
  47       # threads.c attempts to forward declare a pthread_equal which doesn't
  48       # match the prototype in pthreads.h
  49       "-Wno-ignored-attributes",
  50
  51       # libxml casts from int to long to void*.
  52       "-Wno-int-to-void-pointer-cast",
  53
  54       # libxml passes a volatile LPCRITICAL_SECTION* to a function expecting
  55       # a void* volatile*.
  56       "-Wno-incompatible-pointer-types",
  57
  58       # trio_is_special_quantity and trio_is_negative are only
  59       # used with certain preprocessor defines set.
  60       "-Wno-unused-function",
  61     ]
  62   }
  63 }
  64
  65 static_library("libxml") {
  66   output_name = "libxml2"
  67   sources = [
  68     "chromium/libxml_utils.cc",
  69     "chromium/libxml_utils.h",
  70     "linux/config.h",
  71     "linux/include/libxml/xmlversion.h",
  72     "mac/config.h",
  73     "mac/include/libxml/xmlversion.h",
  74     "src/DOCBparser.c",
  75     "src/HTMLparser.c",
  76     "src/HTMLtree.c",
  77     "src/SAX.c",
  78     "src/SAX2.c",
  79     "src/buf.c",
  80     "src/buf.h",
  81     "src/c14n.c",
  82     "src/catalog.c",
  83     "src/chvalid.c",
  84     "src/debugXML.c",
  85     "src/dict.c",
  86     "src/elfgcchack.h",
  87     "src/enc.h",
  88     "src/encoding.c",
  89     "src/entities.c",
  90     "src/error.c",
  91     "src/globals.c",
  92     "src/hash.c",
  93     "src/include/libxml/DOCBparser.h",
  94     "src/include/libxml/HTMLparser.h",
  95     "src/include/libxml/HTMLtree.h",
  96     "src/include/libxml/SAX.h",
  97     "src/include/libxml/SAX2.h",
  98     "src/include/libxml/c14n.h",
  99     "src/include/libxml/catalog.h",
 100     "src/include/libxml/chvalid.h",
 101     "src/include/libxml/debugXML.h",
 102     "src/include/libxml/dict.h",
 103     "src/include/libxml/encoding.h",
 104     "src/include/libxml/entities.h",
 105     "src/include/libxml/globals.h",
 106     "src/include/libxml/hash.h",
 107     "src/include/libxml/list.h",
 108     "src/include/libxml/parser.h",
 109     "src/include/libxml/parserInternals.h",
 110     "src/include/libxml/pattern.h",
 111     "src/include/libxml/relaxng.h",
 112     "src/include/libxml/schemasInternals.h",
 113     "src/include/libxml/schematron.h",
 114     "src/include/libxml/threads.h",
 115     "src/include/libxml/tree.h",
 116     "src/include/libxml/uri.h",
 117     "src/include/libxml/valid.h",
 118     "src/include/libxml/xinclude.h",
 119     "src/include/libxml/xlink.h",
 120     "src/include/libxml/xmlIO.h",
 121     "src/include/libxml/xmlautomata.h",
 122     "src/include/libxml/xmlerror.h",
 123     "src/include/libxml/xmlexports.h",
 124     "src/include/libxml/xmlmemory.h",
 125     "src/include/libxml/xmlmodule.h",
 126     "src/include/libxml/xmlreader.h",
 127     "src/include/libxml/xmlregexp.h",
 128     "src/include/libxml/xmlsave.h",
 129     "src/include/libxml/xmlschemas.h",
 130     "src/include/libxml/xmlschemastypes.h",
 131     "src/include/libxml/xmlstring.h",
 132     "src/include/libxml/xmlunicode.h",
 133     "src/include/libxml/xmlwriter.h",
 134     "src/include/libxml/xpath.h",
 135     "src/include/libxml/xpathInternals.h",
 136     "src/include/libxml/xpointer.h",
 137     "src/include/win32config.h",
 138     "src/include/wsockcompat.h",
 139     "src/legacy.c",
 140     "src/libxml.h",
 141     "src/list.c",
 142     "src/parser.c",
 143     "src/parserInternals.c",
 144     "src/pattern.c",
 145     "src/relaxng.c",
 146     "src/save.h",
 147     "src/schematron.c",
 148     "src/threads.c",
 149     "src/timsort.h",
 150     "src/tree.c",
 151
 152     #"src/trio.c",
 153     #"src/trio.h",
 154     #"src/triodef.h",
 155     #"src/trionan.c",
 156     #"src/trionan.h",
 157     #"src/triop.h",
 158     #"src/triostr.c",
 159     #"src/triostr.h",
 160     "src/uri.c",
 161     "src/valid.c",
 162     "src/xinclude.c",
 163     "src/xlink.c",
 164     "src/xmlIO.c",
 165     "src/xmlmemory.c",
 166     "src/xmlmodule.c",
 167     "src/xmlreader.c",
 168     "src/xmlregexp.c",
 169     "src/xmlsave.c",
 170     "src/xmlschemas.c",
 171     "src/xmlschemastypes.c",
 172     "src/xmlstring.c",
 173     "src/xmlunicode.c",
 174     "src/xmlwriter.c",
 175     "src/xpath.c",
 176     "src/xpointer.c",
 177
 178     #"src/xzlib.c",
 179     "src/xzlib.h",
 180     "win32/config.h",
 181     "win32/include/libxml/xmlversion.h",
 182   ]
 183
 184   configs -= [ "//build/config/compiler:chromium_code" ]
 185   configs += [
 186     "//build/config/compiler:no_chromium_code",
 187
 188     # Must be after no_chromium_code for warning flags to be ordered correctly.
 189     ":libxml_warnings",
 190   ]
 191
 192   public_configs = [ ":libxml_config" ]
 193   public_deps = [
 194     "//third_party/icu:icuuc",
 195   ]
 196   deps = [
 197     "//third_party/zlib",
 198   ]
 199
 200   if (is_mac || is_ios || is_android) {
 201     # http://www.xmlsoft.org/threads.html says that this is required when using
 202     # libxml from several threads, which can possibly happen in chrome. On
 203     # linux, this is picked up by transitivity from pkg-config output from
 204     # build/linux/system.gyp.
 205     defines = [ "_REENTRANT" ]
 206   }
 207
 208   include_dirs = [ "$os_include" ]
 209 }