deps/v8/build/android.gypi

   1 # Copyright 2012 the V8 project authors. All rights reserved.
   2 # Redistribution and use in source and binary forms, with or without
   3 # modification, are permitted provided that the following conditions are
   4 # met:
   5 #
   6 #     * Redistributions of source code must retain the above copyright
   7 #       notice, this list of conditions and the following disclaimer.
   8 #     * Redistributions in binary form must reproduce the above
   9 #       copyright notice, this list of conditions and the following
  10 #       disclaimer in the documentation and/or other materials provided
  11 #       with the distribution.
  12 #     * Neither the name of Google Inc. nor the names of its
  13 #       contributors may be used to endorse or promote products derived
  14 #       from this software without specific prior written permission.
  15 #
  16 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  17 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  18 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  19 # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  20 # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  21 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  22 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  23 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  24 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  26 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27
  28 # Definitions for building standalone V8 binaries to run on Android.
  29 # This is mostly excerpted from:
  30 # http://src.chromium.org/viewvc/chrome/trunk/src/build/common.gypi
  31
  32 {
  33   'variables': {
  34     # Location of Android NDK.
  35     'variables': {
  36       'android_ndk_root%': '<!(/bin/echo -n $ANDROID_NDK_ROOT)',
  37       'android_toolchain%': '<!(/bin/echo -n $ANDROID_TOOLCHAIN)',
  38     },
  39     'conditions': [
  40       ['android_ndk_root==""', {
  41         'variables': {
  42           'android_sysroot': '<(android_toolchain)/sysroot/',
  43           'android_stlport': '<(android_toolchain)/sources/cxx-stl/stlport/',
  44         },
  45         'android_include': '<(android_sysroot)/usr/include',
  46         'conditions': [
  47           ['target_arch=="x64"', {
  48             'android_lib': '<(android_sysroot)/usr/lib64',
  49           }, {
  50             'android_lib': '<(android_sysroot)/usr/lib',
  51           }],
  52         ],
  53         'android_stlport_include': '<(android_stlport)/stlport',
  54         'android_stlport_libs': '<(android_stlport)/libs',
  55       }, {
  56         'variables': {
  57           'android_sysroot': '<(android_ndk_root)/platforms/android-<(android_target_platform)/arch-<(android_target_arch)',
  58           'android_stlport': '<(android_ndk_root)/sources/cxx-stl/stlport/',
  59         },
  60         'android_include': '<(android_sysroot)/usr/include',
  61         'conditions': [
  62           ['target_arch=="x64"', {
  63             'android_lib': '<(android_sysroot)/usr/lib64',
  64           }, {
  65             'android_lib': '<(android_sysroot)/usr/lib',
  66           }],
  67         ],
  68         'android_stlport_include': '<(android_stlport)/stlport',
  69         'android_stlport_libs': '<(android_stlport)/libs',
  70       }],
  71     ],
  72     # Enable to use the system stlport, otherwise statically
  73     # link the NDK one?
  74     'use_system_stlport%': '<(android_webview_build)',
  75     'android_stlport_library': 'stlport_static',
  76   },  # variables
  77   'target_defaults': {
  78     'defines': [
  79       'ANDROID',
  80       'V8_ANDROID_LOG_STDOUT',
  81     ],
  82     'configurations': {
  83       'Release': {
  84         'cflags': [
  85           '-fomit-frame-pointer',
  86         ],
  87       },  # Release
  88     },  # configurations
  89     'cflags': [ '-Wno-abi', '-Wall', '-W', '-Wno-unused-parameter'],
  90     'cflags_cc': [ '-Wnon-virtual-dtor', '-fno-rtti', '-fno-exceptions',
  91                    # Note: Using -std=c++0x will define __STRICT_ANSI__, which
  92                    # in turn will leave out some template stuff for 'long
  93                    # long'.  What we want is -std=c++11, but this is not
  94                    # supported by GCC 4.6 or Xcode 4.2
  95                    '-std=gnu++0x' ],
  96     'target_conditions': [
  97       ['_toolset=="target"', {
  98         'cflags!': [
  99           '-pthread',  # Not supported by Android toolchain.
 100         ],
 101         'cflags': [
 102           '-ffunction-sections',
 103           '-funwind-tables',
 104           '-fstack-protector',
 105           '-fno-short-enums',
 106           '-finline-limit=64',
 107           '-Wa,--noexecstack',
 108           # Note: This include is in cflags to ensure that it comes after
 109           # all of the includes.
 110           '-I<(android_include)',
 111         ],
 112         'cflags_cc': [
 113           '-Wno-error=non-virtual-dtor',  # TODO(michaelbai): Fix warnings.
 114         ],
 115         'defines': [
 116           'ANDROID',
 117           #'__GNU_SOURCE=1',  # Necessary for clone()
 118           'USE_STLPORT=1',
 119           '_STLP_USE_PTR_SPECIALIZATIONS=1',
 120           'HAVE_OFF64_T',
 121           'HAVE_SYS_UIO_H',
 122           'ANDROID_BINSIZE_HACK', # Enable temporary hacks to reduce binsize.
 123         ],
 124         'ldflags!': [
 125           '-pthread',  # Not supported by Android toolchain.
 126         ],
 127         'ldflags': [
 128           '-nostdlib',
 129           '-Wl,--no-undefined',
 130         ],
 131         'libraries!': [
 132             '-lrt',  # librt is built into Bionic.
 133             # Not supported by Android toolchain.
 134             # Where do these come from?  Can't find references in
 135             # any Chromium gyp or gypi file.  Maybe they come from
 136             # gyp itself?
 137             '-lpthread', '-lnss3', '-lnssutil3', '-lsmime3', '-lplds4', '-lplc4', '-lnspr4',
 138           ],
 139           'libraries': [
 140             '-l<(android_stlport_library)',
 141             # Manually link the libgcc.a that the cross compiler uses.
 142             '<!($CC -print-libgcc-file-name)',
 143             '-lc',
 144             '-ldl',
 145             '-lstdc++',
 146             '-lm',
 147         ],
 148         'conditions': [
 149           ['android_webview_build==0', {
 150             'ldflags': [
 151               '-Wl,-rpath-link=<(android_lib)',
 152               '-L<(android_lib)',
 153             ],
 154           }],
 155           ['target_arch == "arm"', {
 156             'ldflags': [
 157               # Enable identical code folding to reduce size.
 158               '-Wl,--icf=safe',
 159             ],
 160           }],
 161           ['target_arch=="arm" and arm_version==7', {
 162             'cflags': [
 163               '-march=armv7-a',
 164               '-mtune=cortex-a8',
 165               '-mfpu=vfp3',
 166             ],
 167           }],
 168           # NOTE: The stlport header include paths below are specified in
 169           # cflags rather than include_dirs because they need to come
 170           # after include_dirs. Think of them like system headers, but
 171           # don't use '-isystem' because the arm-linux-androideabi-4.4.3
 172           # toolchain (circa Gingerbread) will exhibit strange errors.
 173           # The include ordering here is important; change with caution.
 174           ['use_system_stlport==0', {
 175             'cflags': [
 176               '-I<(android_stlport_include)',
 177             ],
 178             'conditions': [
 179               ['target_arch=="arm" and arm_version==7', {
 180                 'ldflags': [
 181                   '-L<(android_stlport_libs)/armeabi-v7a',
 182                 ],
 183               }],
 184               ['target_arch=="arm" and arm_version < 7', {
 185                 'ldflags': [
 186                   '-L<(android_stlport_libs)/armeabi',
 187                 ],
 188               }],
 189               ['target_arch=="mipsel"', {
 190                 'ldflags': [
 191                   '-L<(android_stlport_libs)/mips',
 192                 ],
 193               }],
 194               ['target_arch=="ia32" or target_arch=="x87"', {
 195                 'ldflags': [
 196                   '-L<(android_stlport_libs)/x86',
 197                 ],
 198               }],
 199               ['target_arch=="x64"', {
 200                 'ldflags': [
 201                   '-L<(android_stlport_libs)/x86_64',
 202                 ],
 203               }],
 204               ['target_arch=="arm64"', {
 205                 'ldflags': [
 206                   '-L<(android_stlport_libs)/arm64-v8a',
 207                 ],
 208               }],
 209             ],
 210           }],
 211           ['target_arch=="ia32" or target_arch=="x87"', {
 212             # The x86 toolchain currently has problems with stack-protector.
 213             'cflags!': [
 214               '-fstack-protector',
 215             ],
 216             'cflags': [
 217               '-fno-stack-protector',
 218             ],
 219           }],
 220           ['target_arch=="mipsel"', {
 221             # The mips toolchain currently has problems with stack-protector.
 222             'cflags!': [
 223               '-fstack-protector',
 224               '-U__linux__'
 225             ],
 226             'cflags': [
 227               '-fno-stack-protector',
 228             ],
 229           }],
 230           ['(target_arch=="arm" or target_arch=="arm64" or target_arch=="x64") and component!="shared_library"', {
 231             'cflags': [
 232               '-fPIE',
 233             ],
 234             'ldflags': [
 235               '-pie',
 236             ],
 237           }],
 238         ],
 239         'target_conditions': [
 240           ['_type=="executable"', {
 241             'conditions': [
 242               ['target_arch=="arm64" or target_arch=="x64"', {
 243                 'ldflags': [
 244                   '-Wl,-dynamic-linker,/system/bin/linker64',
 245                 ],
 246               }, {
 247                 'ldflags': [
 248                   '-Wl,-dynamic-linker,/system/bin/linker',
 249                 ],
 250               }]
 251             ],
 252             'ldflags': [
 253               '-Bdynamic',
 254               '-Wl,-z,nocopyreloc',
 255               # crtbegin_dynamic.o should be the last item in ldflags.
 256               '<(android_lib)/crtbegin_dynamic.o',
 257             ],
 258             'libraries': [
 259               # crtend_android.o needs to be the last item in libraries.
 260               # Do not add any libraries after this!
 261               '<(android_lib)/crtend_android.o',
 262             ],
 263           }],
 264           ['_type=="shared_library"', {
 265             'ldflags': [
 266               '-Wl,-shared,-Bsymbolic',
 267               '<(android_lib)/crtbegin_so.o',
 268             ],
 269           }],
 270           ['_type=="static_library"', {
 271             'ldflags': [
 272               # Don't export symbols from statically linked libraries.
 273               '-Wl,--exclude-libs=ALL',
 274             ],
 275           }],
 276         ],
 277       }],  # _toolset=="target"
 278       # Settings for building host targets using the system toolchain.
 279       ['_toolset=="host"', {
 280         'cflags': [ '-pthread' ],
 281         'ldflags': [ '-pthread' ],
 282         'ldflags!': [
 283           '-Wl,-z,noexecstack',
 284           '-Wl,--gc-sections',
 285           '-Wl,-O1',
 286           '-Wl,--as-needed',
 287         ],
 288       }],
 289     ],  # target_conditions
 290   },  # target_defaults
 291 }