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# -*- Mode: python; indent-tabs-mode: nil; tab-width: 40 -*-
# vim: set filetype=python:
# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.


# Profiling
# ==============================================================
# Some of the options here imply an option from js/moz.configure,
# so, need to be declared before the include.

option('--enable-jprof', env='MOZ_JPROF',
       help='Enable jprof profiling tool (needs mozilla/tools/jprof)')

@depends('--enable-jprof')
def jprof(value):
    if value:
        return True

set_config('MOZ_JPROF', jprof)
set_define('MOZ_JPROF', jprof)
imply_option('--enable-profiling', jprof)

@depends(target)
def gecko_profiler(target):
    if target.os == 'Android':
        return target.cpu in ('aarch64', 'arm', 'x86')
    elif target.kernel == 'Linux':
        return target.cpu in ('x86', 'x86_64', 'mips64', 'arm')
    return target.os in ('OSX', 'WINNT')

@depends(gecko_profiler)
def gecko_profiler_define(value):
    if value:
        return True

set_config('MOZ_GECKO_PROFILER', gecko_profiler_define)
set_define('MOZ_GECKO_PROFILER', gecko_profiler_define)


option('--enable-dmd', env='MOZ_DMD',
       help='Enable Dark Matter Detector (heap profiler). '
            'Also enables jemalloc, replace-malloc and profiling')

@depends('--enable-dmd')
def dmd(value):
    if value:
        return True

set_config('MOZ_DMD', dmd)
set_define('MOZ_DMD', dmd)
add_old_configure_assignment('MOZ_DMD', dmd)
imply_option('--enable-profiling', dmd)
imply_option('--enable-jemalloc', dmd)
imply_option('--enable-replace-malloc', dmd)

# ALSA cubeb backend
# ==============================================================
option('--enable-alsa', env='MOZ_ALSA',
       help='Enable ALSA audio backend.')

alsa = pkg_check_modules('MOZ_ALSA', 'alsa', when='--enable-alsa')

set_config('MOZ_ALSA', depends_if(alsa)(lambda _: True))
set_define('MOZ_ALSA', depends_if(alsa)(lambda _: True))

# JACK cubeb backend
# ==============================================================
option('--enable-jack', env='MOZ_JACK',
       help='Enable JACK audio backend.')

jack = pkg_check_modules('MOZ_JACK', 'jack', when='--enable-jack')

set_config('MOZ_JACK', depends_if(jack)(lambda _: True))
set_define('MOZ_JACK', depends_if(jack)(lambda _: True))

# PulseAudio cubeb backend
# ==============================================================
@depends(target)
def pulseaudio_default(target):
    return target.os not in ('WINNT', 'OSX', 'iOS', 'Android', 'OpenBSD')

option('--enable-pulseaudio', env='MOZ_PULSEAUDIO', default=pulseaudio_default,
       help='Enable PulseAudio audio backend.')

pulseaudio = pkg_check_modules('MOZ_PULSEAUDIO', 'libpulse', when='--enable-pulseaudio')

set_config('MOZ_PULSEAUDIO', depends_if(pulseaudio)(lambda _: True))
set_define('MOZ_PULSEAUDIO', depends_if(pulseaudio)(lambda _: True))

# Javascript engine
# ==============================================================
include('../js/moz.configure')


# NodeJS
# ==============================================================
include('../build/moz.configure/node.configure')

# L10N
# ==============================================================
option('--with-l10n-base', nargs=1, env='L10NBASEDIR',
       help='Path to l10n repositories')

@depends('--with-l10n-base')
@imports(_from='os.path', _import='isdir')
@imports(_from='os.path', _import='expanduser')
@imports(_from='os', _import='environ')
def l10n_base(value):
    if value:
        path = value[0]
        if not isdir(path):
            die("Invalid value --with-l10n-base, %s doesn't exist", path)
    else:
        path = os.path.join(
            environ.get(
                'MOZBUILD_STATE_PATH',
                expanduser(os.path.join('~', '.mozbuild'))),
            'l10n-central')
    return os.path.realpath(os.path.abspath(path))

set_config('L10NBASEDIR', l10n_base)


# Default toolkit
# ==============================================================
# Normally, we'd want to use the `default` field on the option, but that
# requires --target to be resolved at --help time, which requires to run
# config.guess, which we want to avoid. Even better, we could actually set
# `choices` depending on the target, but that doesn't pan out for the same
# reason.
option('--enable-default-toolkit', nargs=1,
       choices=('cairo-windows', 'cairo-gtk3', 'cairo-gtk3-wayland',
                'cairo-cocoa', 'cairo-uikit', 'cairo-android'),
       help='Select default toolkit')

@depends('--enable-default-toolkit', target, '--help')
def toolkit(value, target, _):
    # Define possible choices for each platform. The default is the first one
    # listed when there are several.
    if target.os == 'WINNT':
        platform_choices = ('cairo-windows',)
    elif target.os == 'OSX':
        platform_choices = ('cairo-cocoa',)
    elif target.os == 'iOS':
        platform_choices = ('cairo-uikit',)
    elif target.os == 'Android':
        platform_choices = ('cairo-android',)
    else:
        platform_choices = ('cairo-gtk3', 'cairo-gtk3-wayland')

    if value:
        if value[0] not in platform_choices:
            die('`%s` is not a valid value for --enable-default-toolkit on %s\n'
                'Valid values: %s', value[0], target.os,
                ', '.join(platform_choices))
        return value[0]

    return platform_choices[0]

@depends(toolkit)
def wayland(toolkit):
    return toolkit == 'cairo-gtk3-wayland'

@depends(toolkit)
def toolkit(toolkit):
    if toolkit == 'cairo-gtk3-wayland':
        widget_toolkit = 'gtk3'
    else:
        widget_toolkit = toolkit.replace('cairo-', '')
    return widget_toolkit

set_config('MOZ_WIDGET_TOOLKIT', toolkit)
add_old_configure_assignment('MOZ_WIDGET_TOOLKIT', toolkit)

@depends(toolkit)
def toolkit_gtk(toolkit):
    if toolkit == 'gtk3':
        return '3'

set_define('MOZ_WIDGET_GTK', toolkit_gtk)

@depends(toolkit)
def toolkit_define(toolkit):
    if toolkit not in ('gtk3', 'windows'):
        return 'MOZ_WIDGET_%s' % toolkit.upper()

set_define(toolkit_define, True)


option('--without-x', env='WITHOUT_X', help='Disable X11 support')

@depends('--without-x', toolkit)
def x11(value, toolkit):
    if not value:
        die('--without-x is not supported')

    x11_toolkits = ('gtk3',)
    if value and value.origin != 'default' and toolkit not in x11_toolkits:
        die('--with-x is only valid with --enable-default-toolkit={%s}',
            ','.join(x11_toolkits))

    return True if value and toolkit in x11_toolkits else None

set_config('MOZ_ENABLE_XREMOTE', x11)
set_define('MOZ_ENABLE_XREMOTE', x11)
set_config('MOZ_X11', x11)
set_define('MOZ_X11', x11)
add_old_configure_assignment('MOZ_X11', x11)

# Wayland support
# ==============================================================
wayland_headers = pkg_check_modules('MOZ_WAYLAND', 'gtk+-wayland-3.0 >= 3.22',
                                    when=wayland)

set_config('MOZ_WAYLAND', depends_if(wayland_headers)(lambda _: True))
set_define('MOZ_WAYLAND', depends_if(wayland_headers)(lambda _: True))

# GL Provider
# ==============================================================
option('--with-gl-provider', nargs=1, help='Set GL provider backend type')

@depends('--with-gl-provider')
def gl_provider(value):
    if value:
        return value[0]

@depends(gl_provider)
def gl_provider_define(provider):
    if provider:
        return 'GLContextProvider%s' % provider

set_define('MOZ_GL_PROVIDER', gl_provider_define)

@depends(gl_provider, wayland, x11)
def gl_default_provider(value, wayland, x11):
    if value:
        return value
    elif wayland:
        return 'EGL'
    elif x11:
        return 'GLX'

set_config('MOZ_GL_PROVIDER', gl_provider)
set_config('MOZ_GL_DEFAULT_PROVIDER', gl_default_provider)

@depends(gl_default_provider)
def gl_provider_define(provider):
    if provider:
        return 'GL_PROVIDER_%s' % provider

set_define(gl_provider_define, True)


# PDF printing
# ==============================================================
@depends(toolkit)
def pdf_printing(toolkit):
    if toolkit in ('windows', 'gtk3', 'android'):
        return True

@depends(pdf_printing)
def pdf_surface_feature(pdf_printing):
    if pdf_printing:
        return '#define CAIRO_HAS_PDF_SURFACE 1'
    else:
        # CONFIGURE_SUBST_FILES need explicit empty values.
        return ''

set_config('MOZ_PDF_PRINTING', pdf_printing)
set_config('PDF_SURFACE_FEATURE', pdf_surface_feature)


# Event loop instrumentation
# ==============================================================
option(env='MOZ_INSTRUMENT_EVENT_LOOP',
       help='Force-enable event loop instrumentation')

@depends('MOZ_INSTRUMENT_EVENT_LOOP', toolkit)
def instrument_event_loop(value, toolkit):
    if value or (toolkit in ('windows', 'gtk3', 'cocoa', 'android') and
                 value.origin == 'default'):
        return True

set_config('MOZ_INSTRUMENT_EVENT_LOOP', instrument_event_loop)
set_define('MOZ_INSTRUMENT_EVENT_LOOP', instrument_event_loop)


# Fontconfig Freetype
# ==============================================================
option(env='USE_FC_FREETYPE',
       help='Force-enable the use of fontconfig freetype')

@depends('USE_FC_FREETYPE', toolkit)
def fc_freetype(value, toolkit):
    if value or (toolkit == 'gtk3' and
                 value.origin == 'default'):
        return True

add_old_configure_assignment('USE_FC_FREETYPE', fc_freetype)

# Pango
# ==============================================================
pkg_check_modules('MOZ_PANGO',
                  'pango >= 1.22.0 pangoft2 >= 1.22.0 pangocairo >= 1.22.0',
                  when=toolkit_gtk)

# Fontconfig
# ==============================================================
fontconfig_info = pkg_check_modules('_FONTCONFIG', 'fontconfig >= 2.7.0',
                                    when=fc_freetype)

@depends(fc_freetype)
def check_for_freetype2(fc_freetype):
    if fc_freetype:
        return True

# Check for freetype2. Flags are combined with fontconfig flags.
freetype2_info = pkg_check_modules('_FT2', 'freetype2 >= 6.1.0',
                                   when=check_for_freetype2)

@depends(fontconfig_info, freetype2_info)
def freetype2_combined_info(fontconfig_info, freetype2_info):
    if not freetype2_info:
        return
    if not fontconfig_info:
        return freetype2_info
    return namespace(
        cflags=freetype2_info.cflags + fontconfig_info.cflags,
        libs=freetype2_info.libs + fontconfig_info.libs,
    )

add_old_configure_assignment('_HAVE_FREETYPE2',
                             depends_if(freetype2_info)(lambda _: True))

# Apple platform decoder support
# ==============================================================
@depends(toolkit)
def applemedia(toolkit):
    if toolkit in ('cocoa', 'uikit'):
        return True

set_config('MOZ_APPLEMEDIA', applemedia)
set_define('MOZ_APPLEMEDIA', applemedia)
add_old_configure_assignment('MOZ_APPLEMEDIA', applemedia)

# Windows Media Foundation support
# ==============================================================
option('--disable-wmf',
       help='Disable support for Windows Media Foundation')

@depends('--disable-wmf', target)
def wmf(value, target):
    enabled = bool(value)
    if value.origin == 'default':
        # Enable Windows Media Foundation support by default.
        # Note our minimum SDK version is Windows 7 SDK, so we are (currently)
        # guaranteed to have a recent-enough SDK to build WMF.
        enabled = target.os == 'WINNT'
    if enabled and target.os != 'WINNT':
        die('Cannot enable Windows Media Foundation support on %s', target.os)
    if enabled:
        return True

set_config('MOZ_WMF', wmf)
set_define('MOZ_WMF', wmf)

# FFmpeg H264/AAC Decoding Support
# ==============================================================
option('--disable-ffmpeg',
       help='Disable FFmpeg for fragmented H264/AAC decoding')

@depends('--disable-ffmpeg', target)
def ffmpeg(value, target):
    enabled = bool(value)
    if value.origin == 'default':
        enabled = target.os not in ('Android', 'WINNT')
    if enabled:
        return True

set_config('MOZ_FFMPEG', ffmpeg)
set_define('MOZ_FFMPEG', ffmpeg)
imply_option('--enable-fmp4', ffmpeg, '--enable-ffmpeg')

# Libaom AV1 Video Codec Support
# ==============================================================
option('--enable-av1',
        help='Enable libaom for av1 video support')

@depends('--enable-av1', target)
def av1(value, target):
    enabled = bool(value)
    if value.origin == 'default':
        if target.os == 'WINNT' and target.cpu == 'x86':
            enabled = False
        else:
            enabled = target.os != 'Android'
    if enabled:
        return True

set_config('MOZ_AV1', av1)
set_define('MOZ_AV1', av1)

# Built-in fragmented MP4 support.
# ==============================================================
option('--disable-fmp4', env='MOZ_FMP4',
       help='Disable support for in built Fragmented MP4 parsing')

@depends('--disable-fmp4', target, wmf, applemedia)
def fmp4(value, target, wmf, applemedia):
    enabled = bool(value)
    if value.origin == 'default':
        # target.os == 'Android' includes all B2G versions
        enabled = wmf or applemedia or target.os == 'Android'
    if enabled:
        return True

set_config('MOZ_FMP4', fmp4)
set_define('MOZ_FMP4', fmp4)
add_old_configure_assignment('MOZ_FMP4', fmp4)

@depends(target)
def sample_type_is_s16(target):
    # Use integers over floats for audio on Android regardless of the CPU
    # architecture, because audio backends for Android don't support floats.
    # We also use integers on ARM because it's more efficient.
    if target.os == 'Android' or target.cpu == 'arm':
        return True

@depends(sample_type_is_s16)
def sample_type_is_float(t):
    if not t:
        return True

set_config('MOZ_SAMPLE_TYPE_S16', sample_type_is_s16)
set_define('MOZ_SAMPLE_TYPE_S16', sample_type_is_s16)
set_config('MOZ_SAMPLE_TYPE_FLOAT32', sample_type_is_float)
set_define('MOZ_SAMPLE_TYPE_FLOAT32', sample_type_is_float)

set_define('MOZ_VORBIS', sample_type_is_float)
set_config('MOZ_VORBIS', sample_type_is_float)
set_define('MOZ_TREMOR', sample_type_is_s16)
set_config('MOZ_TREMOR', sample_type_is_s16)

# OpenMAX IL Decoding Support
# ==============================================================
option('--enable-openmax',
       help='Enable OpenMAX IL for video/audio decoding')

@depends('--enable-openmax')
def openmax(value):
    enabled = bool(value)
    if enabled:
        return True

set_config('MOZ_OMX', openmax)
set_define('MOZ_OMX', openmax)

# EME Support
# ==============================================================
# Widevine is enabled by default in desktop browser builds.
@depends(build_project, '--help')
def eme_default(build_project, help):
    if build_project == 'browser':
        return 'widevine'

option('--enable-eme',
       nargs='*',
       choices=('widevine',),
       default=eme_default,
       help='Enable support for Encrypted Media Extensions')

@depends('--enable-eme', target)
def enable_eme(value, target):
    # Widevine EME by default enabled on desktop Windows, MacOS and Linux,
    # x86 and x64 builds.
    if (target.kernel in ('Darwin', 'WINNT', 'Linux') and
        target.os not in ('Android', 'iOS') and
        target.cpu in ('x86', 'x86_64')):
        return value
    elif value and value.origin != 'default':
        die('%s is not supported on %s' % (value.format('--enable-eme'), target.alias))
    # Return the same type of OptionValue (Positive or Negative), with an empty tuple.
    return value.__class__(())

@depends(enable_eme, fmp4)
def eme(value, fmp4):
    enabled = bool(value)
    if value.origin == 'default':
        enabled = enabled or fmp4
    if enabled and not fmp4:
        die('Encrypted Media Extension support requires '
            'Fragmented MP4 support')
    if enabled:
        return True

@depends(enable_eme)
def eme_modules(value):
    return value

set_config('MOZ_EME_MODULES', eme_modules)

option(name='--enable-chrome-format',
       help='Select FORMAT of chrome files during packaging.',
       nargs=1,
       choices=('omni', 'jar', 'flat'),
       default='omni')

@depends('--enable-chrome-format')
def packager_format(value):
    return value[0]

set_config('MOZ_PACKAGER_FORMAT', packager_format)

@depends(host, build_project)
def jar_maker_format(host, build_project):
    # Multilocales for mobile/android use the same mergedirs for all locales,
    # so we can't use symlinks for those builds.
    if host.os == 'WINNT' or build_project == 'mobile/android':
        return 'flat'
    return 'symlink'

set_config('MOZ_JAR_MAKER_FILE_FORMAT', jar_maker_format)

@depends(toolkit)
def omnijar_name(toolkit):
    # Fennec's static resources live in the assets/ folder of the
    # APK.  Adding a path to the name here works because we only
    # have one omnijar file in the final package (which is not the
    # case on desktop), and necessitates some contortions during
    # packaging so that the resources in the omnijar are considered
    # as rooted at / and not as rooted at assets/ (which again is
    # not the case on desktop: there are omnijars rooted at webrtc/,
    # etc). packager.mk handles changing the rooting of the single
    # omnijar.
    return 'assets/omni.ja' if toolkit == 'android' else 'omni.ja'

set_config('OMNIJAR_NAME', omnijar_name)

project_flag('MOZ_PLACES',
             help='Build Places if required',
             set_as_define=True)

project_flag('MOZ_SERVICES_HEALTHREPORT',
             help='Build Firefox Health Reporter Service',
             set_for_old_configure=True,
             set_as_define=True)

project_flag('MOZ_SERVICES_SYNC',
             help='Build Sync Services if required')

project_flag('MOZ_ANDROID_HISTORY',
             help='Enable Android History instead of Places',
             set_as_define=True)

option(env='MOZ_ALLOW_LEGACY_EXTENSIONS',
       default=milestone.is_nightly,
       help='Allow legacy browser extensions')

@depends('MOZ_ALLOW_LEGACY_EXTENSIONS')
def legacy_extensions(value):
    if bool(value):
        return True

set_config('MOZ_ALLOW_LEGACY_EXTENSIONS', legacy_extensions)
set_define('MOZ_ALLOW_LEGACY_EXTENSIONS', legacy_extensions)

@depends('MOZ_PLACES', 'MOZ_ANDROID_HISTORY')
def check_places_and_android_history(places, android_history):
    if places and android_history:
        die('Cannot use MOZ_ANDROID_HISTORY alongside MOZ_PLACES.')

# gpsd support
# ==============================================================
option('--enable-gpsd', env='MOZ_GPSD',
       help='Enable gpsd support')

@depends('--enable-gpsd')
def gpsd(value):
    return bool(value)

system_gpsd = pkg_check_modules('MOZ_GPSD', 'libgps >= 3.11',
                                when=gpsd)

set_config('MOZ_GPSD', depends_if(system_gpsd)(lambda _: True))

# Miscellaneous programs
# ==============================================================

check_prog('TAR', ('gnutar', 'gtar', 'tar'))
check_prog('UNZIP', ('unzip',))
check_prog('ZIP', ('zip',))
check_prog('GN', ('gn',), allow_missing=True)

# Key files
# ==============================================================
include('../build/moz.configure/keyfiles.configure')

simple_keyfile('Mozilla API')

simple_keyfile('Google API')

id_and_secret_keyfile('Bing API')

simple_keyfile('Adjust SDK')

id_and_secret_keyfile('Leanplum SDK')

simple_keyfile('Pocket API')


# WebRender integration
option('--enable-webrender', nargs='?', choices=('build',),
       help='Include WebRender in the build and/or enable it at runtime')

@depends('--enable-webrender')
def webrender(value):
    build_webrender = None
    enable_webrender = None

    if value.origin == 'default':
        # if nothing is specified, default to building
        build_webrender = True
    elif len(value) and value[0] == 'build':
        # if explicitly set to 'build', then we build but don't enable
        build_webrender = True
    elif bool(value):
        # if set to true, then build and enable
        build_webrender = True
        enable_webrender = True

    # in all other cases, don't build it or enable it (defaults are fine)
    return namespace(
        build = build_webrender,
        enable = enable_webrender,
    )

set_config('MOZ_BUILD_WEBRENDER', webrender.build)
set_define('MOZ_BUILD_WEBRENDER', webrender.build)
set_config('MOZ_ENABLE_WEBRENDER', webrender.enable)

# SIMD acceleration for Rust code (currently just encoding_rs)

option('--enable-rust-simd', env='MOZ_RUST_SIMD',
       help='Enable explicit SIMD in Rust code.')

@depends('--enable-rust-simd', target)
def rust_simd(value, target):
    # As of 2018-06-05, the simd crate only works on aarch64,
    # armv7, x86 and x86_64.
    if target.cpu in ('aarch64', 'arm', 'x86', 'x86_64') and value:
        return True

set_config('MOZ_RUST_SIMD', rust_simd)
set_define('MOZ_RUST_SIMD', rust_simd)

# Printing
# ==============================================================
@depends(target)
def ios_disable_printing(target):
    if target.os == 'iOS':
        return False

imply_option('--enable-printing', ios_disable_printing, reason='--target')

option('--disable-printing', help='Disable printing support')

@depends('--disable-printing')
def printing(value):
    if value:
        return True

set_config('NS_PRINTING', printing)
set_define('NS_PRINTING', printing)
set_define('NS_PRINT_PREVIEW', printing)

# Speech-dispatcher support
# ==============================================================
@depends(toolkit)
def no_speechd_on_non_gtk(toolkit):
    if toolkit != 'gtk3':
        return False

imply_option('--enable-synth-speechd', no_speechd_on_non_gtk,
             reason='--enable-default-toolkit')

option('--disable-synth-speechd', help='Disable speech-dispatcher support')

set_config('MOZ_SYNTH_SPEECHD',
           depends_if('--disable-synth-speechd')(lambda _: True))

# Speech API
# ==============================================================
option('--disable-webspeech', help='Disable support for HTML Speech API')

@depends('--disable-webspeech', '--help')
def webspeech(value, _):
    if value:
        return True

set_config('MOZ_WEBSPEECH', webspeech)
set_define('MOZ_WEBSPEECH', webspeech)
add_old_configure_assignment('MOZ_WEBSPEECH', webspeech)

# Speech API test backend
# ==============================================================
option('--enable-webspeechtestbackend', default=webspeech,
       help='Enable support for HTML Speech API Test Backend')

@depends_if('--enable-webspeechtestbackend')
def webspeech_test_backend(value):
    return True

set_config('MOZ_WEBSPEECH_TEST_BACKEND', webspeech_test_backend)
set_define('MOZ_WEBSPEECH_TEST_BACKEND', webspeech_test_backend)

# Enable IPDL's "expensive" unit tests
# ==============================================================
option('--enable-ipdl-tests', help='Enable expensive IPDL tests')

set_config('MOZ_IPDL_TESTS',
           depends_if('--enable-ipdl-tests')(lambda _: True))

include('nss.configure')

# LibSecret
# ==============================================================
# To access the OS key store on Linux systems we use libsecret.
# https://developer.gnome.org/libsecret/

if target.os == 'Linux':
    libsecret = pkg_check_modules('MOZ_LIB_SECRET', 'libsecret-1',
                                  allow_missing=True)

    set_config('MOZ_LIB_SECRET', depends_if(libsecret)(lambda _: True))
    set_define('MOZ_LIB_SECRET', depends_if(libsecret)(lambda _: True))

# Graphics
# ==============================================================
option('--disable-skia', help='Disable use of Skia')

@depends('--disable-skia')
def skia(value):
    if not value:
        die('--disable-skia is not supported anymore')
    else:
        return True

set_config('MOZ_ENABLE_SKIA', skia)
set_define('MOZ_ENABLE_SKIA', skia)
set_define('USE_SKIA', skia)

@depends(skia, target)
def skia_android(skia, target):
    if skia and target.os == 'Android':
        return True

set_define('SK_BUILD_FOR_ANDROID_NDK', skia_android)

option('--disable-skia-gpu', help='Disable use of Skia-GPU')

@depends('--disable-skia-gpu', skia)
def skia_gpu(value, skia):
    if value.origin == 'default':
        if not skia:
            return None
    elif value and not skia:
        die('Cannot enable Skia-GPU without enabling Skia')
    if skia and value:
        return True

set_config('MOZ_ENABLE_SKIA_GPU', skia_gpu)
set_define('USE_SKIA_GPU', skia_gpu)

option('--enable-skia-pdf', help='Enable Skia PDF')

@depends('--enable-skia-pdf', skia, target, milestone)
def skia_pdf(value, skia, target, milestone):
    if value.origin == 'default':
        if not skia:
            return None
        if milestone.is_nightly and target.os != 'WINNT':
            return True
    elif value and not skia:
        die('Cannot enable Skia PDF without enabling Skia')
    if skia and value:
        return True

set_config('MOZ_ENABLE_SKIA_PDF', skia_pdf)
set_define('MOZ_ENABLE_SKIA_PDF', skia_pdf)

option('--enable-skia-pdf-sfntly', help='Enable SFNTLY font subsetting in Skia PDF')

@depends('--enable-skia-pdf-sfntly', skia_pdf)
def skia_pdf_sfntly(value, skia_pdf):
    if value.origin == 'default':
        return skia_pdf
    if value and not skia_pdf:
        die('Cannot enable SFNTLY subsetting without enabling Skia PDF')
    if skia_pdf and value:
        return True

set_config('MOZ_ENABLE_SKIA_PDF_SFNTLY', skia_pdf_sfntly)
set_define('MOZ_ENABLE_SKIA_PDF_SFNTLY', skia_pdf_sfntly)

@depends(skia_pdf_sfntly)
def sfntly_includes(skia_pdf_sfntly):
    includes = []
    if skia_pdf_sfntly:
        includes += [
            '/gfx/sfntly/cpp/src',
        ]
    return includes

set_config('SFNTLY_INCLUDES', sfntly_includes)

@depends(skia)
def skia_includes(skia):
    includes = []
    if skia:
        includes += [
            '/gfx/skia',
            '/gfx/skia/skia/include/config',
            '/gfx/skia/skia/include/core',
            '/gfx/skia/skia/include/gpu',
            '/gfx/skia/skia/include/utils',
        ]
    return includes

set_config('SKIA_INCLUDES', skia_includes)

# Build Freetype in the tree
# ==============================================================
@depends(target, skia_pdf)
def tree_freetype(target, skia_pdf):
    if target.os == 'Android' or (skia_pdf and target.os == 'WINNT'):
        return True

set_define('MOZ_TREE_FREETYPE', tree_freetype)
set_config('MOZ_TREE_FREETYPE', tree_freetype)
add_old_configure_assignment('MOZ_TREE_FREETYPE', tree_freetype)

set_define('HAVE_FT_BITMAP_SIZE_Y_PPEM', tree_freetype)
set_define('HAVE_FT_GLYPHSLOT_EMBOLDEN', tree_freetype)
set_define('HAVE_FT_LOAD_SFNT_TABLE', tree_freetype)

@depends(freetype2_combined_info, tree_freetype, check_build_environment)
def ft2_info(freetype2_combined_info, tree_freetype, build_env):
    if tree_freetype:
        return namespace(cflags=('-I%s/modules/freetype2/include' % build_env.topsrcdir,),
                         libs=())
    if freetype2_combined_info:
        return freetype2_combined_info

set_config('FT2_LIBS', ft2_info.libs)
add_old_configure_assignment('FT2_LIBS',
                             ft2_info.libs)
add_old_configure_assignment('FT2_CFLAGS',
                             ft2_info.cflags)

# Mortar
# ==============================================================
option('--enable-mortar', help='Enable mortar extension')

set_config('MOZ_MORTAR', True, when='--enable-mortar')

# Marionette remote protocol
# ==============================================================
#
# Marionette is the Gecko remote protocol used for various remote control,
# automation, and testing purposes throughout Gecko, Firefox, and Fennec.
# Marionette lives in ../testing/marionette.
#
# Marionette is not really a toolkit feature, as much as a Gecko engine
# feature.  But it is enabled based on the toolkit (and target), so here
# it lives.
#
# It also backs ../testing/geckodriver, which is Mozilla's WebDriver
# implementation.
#
# For more information, see
# https://developer.mozilla.org/en-US/docs/Mozilla/QA/Marionette.

@depends(target)
def marionette(target):
    """Enable Marionette by default, except on Android."""
    if target.os != 'Android':
        return True

imply_option('--enable-marionette', marionette, reason='Not Android')

option('--enable-marionette',
       help='Enable Marionette remote protocol')

@depends('--enable-marionette')
def marionette(value):
    if value:
        return True

set_config('ENABLE_MARIONETTE', marionette)

# geckodriver WebDriver implementation
# ==============================================================
option('--enable-geckodriver', help='Enable WebDriver implementation')

@depends('--enable-geckodriver',
         'MOZ_AUTOMATION',
         compile_environment,
         target,
         cross_compiling,
         hazard_analysis,
         asan)
def geckodriver(enable, automation, compile_env, target, cross_compile, hazard, asan):
    """
    geckodriver is implied on supported platforms when MOZ_AUTOMATION
    is set, but we also provide the --enable-geckodriver option for
    developers to use.

    At the present time, we want individual developers to be able to
    opt-in to building geckodriver locally, and for it to be enabled by
    default on supported CI build platforms.
    """
    if enable:
        if not compile_env:
            die("--enable-geckodriver is not available without a compile "
                "environment. A geckodriver binary will be downloaded during "
                "an artifact build by default where available.")
        return True

    if enable.origin == 'default':
        # Bug 1441656 for Android.
        broken_platforms = hazard or target.os == 'Android' or (asan and cross_compile)

        if automation and compile_env and not broken_platforms:
            return True

set_config('ENABLE_GECKODRIVER', geckodriver)

# WebRTC
# ========================================================
@depends(target)
def webrtc_default(target):
    # Turn off webrtc for OS's we don't handle yet, but allow
    # --enable-webrtc to override.
    os_match = False
    for os_fragment in ('linux', 'mingw', 'android', 'linuxandroid',
                        'dragonfly', 'freebsd', 'netbsd', 'openbsd',
                        'darwin'):
        if target.raw_os.startswith(os_fragment):
            os_match = True

    cpu_match = False
    if (target.cpu in ('x86_64', 'arm', 'aarch64', 'x86', 'ia64', 'mips32', 'mips64') or
        target.cpu.startswith('ppc')):
        cpu_match = True

    if os_match and cpu_match:
        return True
    return False

option('--disable-webrtc', default=webrtc_default,
       help='Disable support for WebRTC')

@depends('--disable-webrtc')
def webrtc(enabled):
    if enabled:
        return True

set_config('MOZ_WEBRTC', webrtc)
set_define('MOZ_WEBRTC', webrtc)
add_old_configure_assignment('MOZ_WEBRTC', webrtc)
set_config('MOZ_WEBRTC_SIGNALING', webrtc)
set_define('MOZ_WEBRTC_SIGNALING', webrtc)
set_config('MOZ_PEERCONNECTION', webrtc)
set_define('MOZ_PEERCONNECTION', webrtc)
# MOZ_WEBRTC_ASSERT_ALWAYS turns on a number of safety asserts in
# opt/production builds (via MOZ_CRASH())
set_config('MOZ_WEBRTC_ASSERT_ALWAYS', webrtc)
set_define('MOZ_WEBRTC_ASSERT_ALWAYS', webrtc)

# ASan Reporter Addon
# ==============================================================
option('--enable-address-sanitizer-reporter',
       help='Enable Address Sanitizer Reporter Extension')

@depends('--enable-address-sanitizer-reporter')
def enable_asan_reporter(value):
    if value:
        return True

set_config('MOZ_ASAN_REPORTER', enable_asan_reporter)
set_define('MOZ_ASAN_REPORTER', enable_asan_reporter)
add_old_configure_assignment('MOZ_ASAN_REPORTER', enable_asan_reporter)

# Elfhack
# ==============================================================
with only_when('--enable-compile-environment'):
    @depends(host, target)
    def has_elfhack(host, target):
        return target.kernel == 'Linux' and host.kernel == 'Linux' and \
               target.cpu in ('arm', 'x86', 'x86_64')

    @depends('--enable-release')
    def default_elfhack(release):
        return bool(release)

    with only_when(has_elfhack):
        option('--disable-elf-hack', default=default_elfhack,
               help='Disable elf hacks')

        set_config('USE_ELF_HACK',
                   depends_if('--enable-elf-hack')(lambda _: True))


@depends(check_build_environment)
def idl_roots(build_env):
    return namespace(ipdl_root=os.path.join(build_env.topobjdir, 'ipc', 'ipdl'),
                     webidl_root=os.path.join(build_env.topobjdir,
                                              'dom', 'bindings'))

set_config('WEBIDL_ROOT', idl_roots.webidl_root)
set_config('IPDL_ROOT', idl_roots.ipdl_root)

# Proxy bypass protection
# ==============================================================

option('--enable-proxy-bypass-protection',
       help='Prevent suspected or confirmed proxy bypasses')

@depends_if('--enable-proxy-bypass-protection')
def proxy_bypass_protection(_):
    return True

set_config('MOZ_PROXY_BYPASS_PROTECTION', proxy_bypass_protection)
set_define('MOZ_PROXY_BYPASS_PROTECTION', proxy_bypass_protection)

# Addon signing
# ==============================================================

option('--with-unsigned-addon-scopes',
       nargs='+', choices=('app', 'system'),
       help='Addon scopes where signature is not required')

@depends('--with-unsigned-addon-scopes')
def unsigned_addon_scopes(scopes):
    return namespace(
        app='app' in scopes or None,
        system='system' in scopes or None,
    )

set_config('MOZ_UNSIGNED_APP_SCOPE', unsigned_addon_scopes.app)
set_config('MOZ_UNSIGNED_SYSTEM_SCOPE', unsigned_addon_scopes.system)

# Launcher process (Windows only)
# ==============================================================

option('--enable-launcher-process', help='Enable launcher process by default')

@depends('--enable-launcher-process', target)
def launcher(value, target):
    enabled = bool(value)
    if enabled and target.os != 'WINNT':
        die('Cannot enable launcher process on %s', target.os)
    if enabled:
        return True

set_config('MOZ_LAUNCHER_PROCESS', launcher)
set_define('MOZ_LAUNCHER_PROCESS', launcher)

# Prio
# ==============================================================
@depends(c_compiler)
def libprio(info):
    if info:
      if info.type in ('msvc',):
        return None
    return True

set_config('MOZ_LIBPRIO', libprio)