src/native_client/build/android_settings.gypi

   1 # Copyright (c) 2012 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 {
   6   # This block was taken wholesale from chromium's build/common.gypi
   7   # BEGIN CODE TAKEN FROM CHROME'S COMMON.GYPI
   8   'variables': {
   9     # Location of Android NDK.
  10     'variables': {
  11       'variables': {
  12         # Unfortunately we have to use absolute paths to the SDK/NDK because
  13         # they're passed to ant which uses a different relative path from
  14         # gyp.
  15         'android_ndk_root%': '<!(cd <(DEPTH) && pwd -P)/third_party/android_tools/ndk/',
  16         'android_ndk_experimental_root%': '<!(cd <(DEPTH) && pwd -P)/third_party/android_tools/ndk_experimental/',
  17         'android_sdk_root%': '<!(cd <(DEPTH) && pwd -P)/third_party/android_tools/sdk/',
  18         'android_host_arch%': '<!(uname -m)',
  19         # Android API-level of the SDK used for compilation.
  20         'android_sdk_version%': '19',
  21         'android_sdk_build_tools_version%': '19.0.0',
  22         'host_os%': "<!(uname -s | sed -e 's/Linux/linux/;s/Darwin/mac/')",
  23       },
  24       # Copy conditionally-set variables out one scope.
  25       'android_ndk_root%': '<(android_ndk_root)',
  26       'android_sdk_root%': '<(android_sdk_root)',
  27       'android_sdk_version%': '<(android_sdk_version)',
  28       'android_stlport_root': '<(android_ndk_root)/sources/cxx-stl/stlport',
  29       'host_os%': '<(host_os)',
  30
  31       'android_sdk%': '<(android_sdk_root)/platforms/android-<(android_sdk_version)',
  32       # Android SDK build tools (e.g. dx, aapt, aidl)
  33       'android_sdk_tools%': '<(android_sdk_root)/build-tools/<(android_sdk_build_tools_version)',
  34
  35       # Android API level 14 is ICS (Android 4.0) which is the minimum
  36       # platform requirement for Chrome on Android, we use it for native
  37       # code compilation.
  38       'conditions': [
  39         ['target_arch == "ia32"', {
  40           'android_app_abi%': 'x86',
  41           'android_gdbserver%': '<(android_ndk_root)/prebuilt/android-x86/gdbserver/gdbserver',
  42           'android_ndk_sysroot%': '<(android_ndk_root)/platforms/android-14/arch-x86',
  43           'android_ndk_lib_dir%': 'usr/lib',
  44           'android_toolchain%': '<(android_ndk_root)/toolchains/x86-4.6/prebuilt/<(host_os)-<(android_host_arch)/bin',
  45         }],
  46         ['target_arch == "x64"', {
  47           'android_app_abi%': 'x86_64',
  48           'android_gdbserver%': '<(android_ndk_experimental_root)/prebuilt/android-x86_64/gdbserver/gdbserver',
  49           'android_ndk_sysroot%': '<(android_ndk_experimental_root)/platforms/android-20/arch-x86_64',
  50           'android_ndk_lib_dir%': 'usr/lib64',
  51           'android_toolchain%': '<(android_ndk_experimental_root)/toolchains/x86_64-4.8/prebuilt/<(host_os)-<(android_host_arch)/bin',
  52           'android_stlport_root': '<(android_ndk_experimental_root)/sources/cxx-stl/stlport',
  53         }],
  54         ['target_arch=="arm"', {
  55           'conditions': [
  56             ['arm_version<7', {
  57               'android_app_abi%': 'armeabi',
  58             }, {
  59               'android_app_abi%': 'armeabi-v7a',
  60             }],
  61           ],
  62           'android_gdbserver%': '<(android_ndk_root)/prebuilt/android-arm/gdbserver/gdbserver',
  63           'android_ndk_sysroot%': '<(android_ndk_root)/platforms/android-14/arch-arm',
  64           'android_ndk_lib_dir%': 'usr/lib',
  65           'android_toolchain%': '<(android_ndk_root)/toolchains/arm-linux-androideabi-4.6/prebuilt/<(host_os)-<(android_host_arch)/bin',
  66         }],
  67         ['target_arch == "arm64"', {
  68           'android_app_abi%': 'arm64-v8a',
  69           'android_gdbserver%': '<(android_ndk_experimental_root)/prebuilt/android-arm64/gdbserver/gdbserver',
  70           'android_ndk_sysroot%': '<(android_ndk_experimental_root)/platforms/android-20/arch-arm64',
  71           'android_ndk_lib_dir%': 'usr/lib',
  72           'android_toolchain%': '<(android_ndk_experimental_root)/toolchains/aarch64-linux-android-4.9/prebuilt/<(host_os)-<(android_host_arch)/bin',
  73           'android_stlport_root': '<(android_ndk_experimental_root)/sources/cxx-stl/stlport',
  74         }],
  75         ['target_arch == "mipsel"', {
  76           'android_app_abi%': 'mips',
  77           'android_gdbserver%': '<(android_ndk_root)/prebuilt/android-mips/gdbserver/gdbserver',
  78           'android_ndk_sysroot%': '<(android_ndk_root)/platforms/android-14/arch-mips',
  79           'android_ndk_lib_dir%': 'usr/lib',
  80           'android_toolchain%': '<(android_ndk_root)/toolchains/mipsel-linux-android-4.6/prebuilt/<(host_os)-<(android_host_arch)/bin',
  81         }],
  82       ],
  83     },
  84     # Copy conditionally-set variables out one scope.
  85     'android_app_abi%': '<(android_app_abi)',
  86     'android_gdbserver%': '<(android_gdbserver)',
  87     'android_ndk_root%': '<(android_ndk_root)',
  88     'android_ndk_sysroot%': '<(android_ndk_sysroot)',
  89     'android_sdk_root%': '<(android_sdk_root)',
  90     'android_sdk_version%': '<(android_sdk_version)',
  91     'android_toolchain%': '<(android_toolchain)',
  92
  93     'android_ndk_include': '<(android_ndk_sysroot)/usr/include',
  94     'android_ndk_lib': '<(android_ndk_sysroot)/<(android_ndk_lib_dir)',
  95     'android_sdk_tools%': '<(android_sdk_tools)',
  96     'android_sdk%': '<(android_sdk)',
  97     'android_sdk_jar%': '<(android_sdk)/android.jar',
  98
  99     'android_stlport_root': '<(android_stlport_root)',
 100     'android_stlport_include': '<(android_stlport_root)/stlport',
 101     'android_stlport_libs_dir': '<(android_stlport_root)/libs/<(android_app_abi)',
 102     'host_os%': '<(host_os)',
 103
 104     # Location of the "strip" binary, used by both gyp and scripts.
 105     'android_strip%' : '<!(/bin/echo -n <(android_toolchain)/*-strip)',
 106
 107     # Location of the "readelf" binary.
 108     'android_readelf%' : '<!(/bin/echo -n <(android_toolchain)/*-readelf)',
 109
 110     # Determines whether we should optimize JNI generation at the cost of
 111     # breaking assumptions in the build system that when inputs have changed
 112     # the outputs should always change as well.  This is meant purely for
 113     # developer builds, to avoid spurious re-linking of native files.
 114     'optimize_jni_generation%': 0,
 115   },
 116   # END CODE TAKEN FROM CHROME'S COMMON.GYPI
 117   # Hardcode the compiler names in the Makefile so that
 118   # it won't depend on the environment at make time.
 119   'make_global_settings': [
 120     ['CC', '<!(/bin/echo -n <(android_toolchain)/*-gcc)'],
 121     ['CXX', '<!(/bin/echo -n <(android_toolchain)/*-g++)'],
 122     ['CC.host', '<!(which gcc)'],
 123     ['CXX.host', '<!(which g++)'],
 124   ],
 125   'target_defaults': {
 126     'target_conditions': [
 127       # Settings for building device targets using Android's toolchain.
 128       # These are based on the setup.mk file from the Android NDK.
 129       #
 130       # The NDK Android executable link step looks as follows:
 131       #  $LDFLAGS
 132       #  $(TARGET_CRTBEGIN_DYNAMIC_O)  <-- crtbegin.o
 133       #  $(PRIVATE_OBJECTS)            <-- The .o that we built
 134       #  $(PRIVATE_STATIC_LIBRARIES)   <-- The .a that we built
 135       #  $(TARGET_LIBGCC)              <-- libgcc.a
 136       #  $(PRIVATE_SHARED_LIBRARIES)   <-- The .so that we built
 137       #  $(PRIVATE_LDLIBS)             <-- System .so
 138       #  $(TARGET_CRTEND_O)            <-- crtend.o
 139       #
 140       # For now the above are approximated for executables by adding
 141       # crtbegin.o to the end of the ldflags and 'crtend.o' to the end
 142       # of 'libraries'.
 143       #
 144       # The NDK Android shared library link step looks as follows:
 145       #  $LDFLAGS
 146       #  $(PRIVATE_OBJECTS)            <-- The .o that we built
 147       #  -l,--whole-archive
 148       #  $(PRIVATE_WHOLE_STATIC_LIBRARIES)
 149       #  -l,--no-whole-archive
 150       #  $(PRIVATE_STATIC_LIBRARIES)   <-- The .a that we built
 151       #  $(TARGET_LIBGCC)              <-- libgcc.a
 152       #  $(PRIVATE_SHARED_LIBRARIES)   <-- The .so that we built
 153       #  $(PRIVATE_LDLIBS)             <-- System .so
 154       #
 155       # For now, assume that whole static libraries are not needed.
 156       #
 157       # For both executables and shared libraries, add the proper
 158       # libgcc.a to the start of libraries which puts it in the
 159       # proper spot after .o and .a files get linked in.
 160       #
 161       # TODO: The proper thing to do longer-tem would be proper gyp
 162       # support for a custom link command line.
 163       ['_toolset=="target"', {
 164         # NOTE: The stlport header include paths below are specified in
 165         # cflags rather than include_dirs because they need to come
 166         # after include_dirs. This is because they notably contain stddef.h
 167         # that define things incompatibly.
 168         'cflags': [
 169           '--sysroot=<(android_ndk_sysroot)',
 170           '-I<(android_stlport_include)',
 171           '-fPIE',
 172           '-fvisibility=default',
 173           '-ffunction-sections',
 174           '-funwind-tables',
 175           '-fstack-protector',
 176           '-fno-short-enums',
 177           '-finline-limit=64',
 178           '-Wa,--noexecstack',
 179         ],
 180         'defines': [
 181           'ANDROID',
 182           '__GNU_SOURCE=1',  # Necessary for strerror_r()
 183           'USE_STLPORT=1',
 184           '_STLP_USE_PTR_SPECIALIZATIONS=1',
 185         ],
 186         'ldflags!': ['-pthread'],
 187         'ldflags': [
 188           '-Bdynamic',
 189           '-Wl,--gc-sections',
 190           '-Wl,-z,nocopyreloc',
 191           '-pie',
 192           '-rdynamic',
 193           '--sysroot=<(android_ndk_sysroot)',
 194           '-nostdlib',
 195           '-Wl,--no-undefined',
 196           '-L<(android_stlport_root)/libs/<(android_app_abi)',
 197           # Don't export symbols from statically linked libraries.
 198           '-Wl,--exclude-libs=ALL',
 199           # crtbegin_dynamic.o should be the last item in ldflags.
 200           '<(android_ndk_lib)/crtbegin_dynamic.o',
 201         ],
 202         'libraries': [
 203           '-lstlport_shared',
 204           # Manually link the libgcc.a that the cross compiler uses.
 205           '<!(<(android_toolchain)/*-gcc -print-libgcc-file-name)',
 206           '-lc',
 207           '-ldl',
 208           '-lm',
 209           # crtend_android.o needs to be the last item in libraries.
 210           # Do not add any libraries after this!
 211           '<(android_ndk_lib)/crtend_android.o',
 212         ],
 213       }],
 214     ],
 215   }
 216 }