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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/.
# /!\ Use js_option() instead of option() in this file. /!\
# =========================================================
@depends(build_project)
def building_js(build_project):
return build_project == 'js'
# Exception to the rule above: JS_STANDALONE is a special option that doesn't
# want the js_option treatment. When we're done merging js/src/configure and
# top-level configure, it can go away, although the JS_STANDALONE config
# will still need to be set depending on building_js above.
option(env='JS_STANDALONE', default=building_js,
help='Reserved for internal use')
# SmooshMonkey (new frontend)
# ==================================================
# Define here in order to use the option from bindgen.configure.
js_option('--enable-smoosh', default=False,
help='Enable SmooshMonkey (new JS engine frontend)')
@depends('--enable-smoosh')
def enable_smoosh(value):
if value:
return True
set_config('JS_ENABLE_SMOOSH', enable_smoosh)
set_define('JS_ENABLE_SMOOSH', enable_smoosh)
include('../build/moz.configure/nspr.configure',
when='--enable-compile-environment')
include('../build/moz.configure/rust.configure',
when='--enable-compile-environment')
include('../build/moz.configure/bindgen.configure',
when='--enable-compile-environment')
@depends('JS_STANDALONE')
def js_standalone(value):
if value:
return True
set_config('JS_STANDALONE', js_standalone)
set_define('JS_STANDALONE', js_standalone)
add_old_configure_assignment('JS_STANDALONE', js_standalone)
js_option('--disable-js-shell', default=building_js,
help='{Build|Do not build} the JS shell')
@depends('--disable-js-shell')
def js_disable_shell(value):
if not value:
return True
set_config('JS_DISABLE_SHELL', js_disable_shell)
set_define('JS_64BIT', depends(target)(lambda t: t.bitness == 64 or None))
set_define('JS_PUNBOX64', depends(target)(lambda t: t.bitness == 64 or None))
set_define('JS_NUNBOX32', depends(target)(lambda t: t.bitness == 32 or None))
# SpiderMonkey as a shared library, and how its symbols are exported
# ==================================================================
js_option('--disable-shared-js', when=js_standalone,
help='{Create|Do not create} a shared library')
js_option('--disable-export-js', when=js_standalone,
help='{Mark|Do not mark} JS symbols as DLL exported/visible')
@depends('--disable-shared-js', '--disable-export-js', when=js_standalone)
def shared_js(shared_js, export_js):
if shared_js:
if not export_js:
die('Must export JS symbols when building a shared library.')
return True
set_config('JS_SHARED_LIBRARY', shared_js)
add_old_configure_assignment('JS_SHARED_LIBRARY', shared_js)
@depends(shared_js, '--disable-export-js', when=js_standalone)
def exportable_js_api(shared_js, export_js):
if not shared_js and export_js:
return True
set_define('STATIC_EXPORTABLE_JS_API', exportable_js_api)
@depends(shared_js, exportable_js_api)
def static_js_api(shared_js, export_js):
if not shared_js and not export_js:
return True
set_define('STATIC_JS_API', static_js_api)
@depends(shared_js)
def static_js(value):
if not value:
return True
set_define('MOZ_STATIC_JS', static_js)
js_option(env='NO_RUST_PANIC_HOOK', when=js_standalone,
help='Disable rust panic hook')
set_define('NO_RUST_PANIC_HOOK', True, when='NO_RUST_PANIC_HOOK')
# JIT support
# =======================================================
@depends(target)
def jit_default(target):
if target.cpu in ('x86', 'x86_64', 'arm', 'aarch64', 'mips32', 'mips64'):
return True
return False
js_option('--enable-jit',
default=jit_default,
help='{Enable|Disable} use of the JITs')
@deprecated_option('--enable-ion')
def report_deprecated(value):
if value:
die('--enable-ion is deprecated, use --enable-jit instead')
else:
die('--disable-ion is deprecated, use --disable-jit instead')
# JIT code simulator for cross compiles
# =======================================================
js_option('--enable-simulator', choices=('arm', 'arm64', 'mips32', 'mips64'),
nargs=1,
help='Enable a JIT code simulator for the specified architecture')
@depends('--enable-jit', '--enable-simulator', target)
def simulator(jit_enabled, simulator_enabled, target):
if not jit_enabled or not simulator_enabled:
return
sim_cpu = simulator_enabled[0]
if sim_cpu in ('arm', 'mips32'):
if target.cpu != 'x86':
die('The %s simulator only works on x86.' % sim_cpu)
if sim_cpu in ('arm64', 'mips64'):
if target.cpu != 'x86_64':
die('The %s simulator only works on x86-64.' % sim_cpu)
return namespace(**{sim_cpu: True})
set_config('JS_SIMULATOR', depends_if(simulator)(lambda x: True))
set_config('JS_SIMULATOR_ARM', simulator.arm)
set_config('JS_SIMULATOR_ARM64', simulator.arm64)
set_config('JS_SIMULATOR_MIPS32', simulator.mips32)
set_config('JS_SIMULATOR_MIPS64', simulator.mips64)
set_define('JS_SIMULATOR', depends_if(simulator)(lambda x: True))
set_define('JS_SIMULATOR_ARM', simulator.arm)
set_define('JS_SIMULATOR_ARM64', simulator.arm64)
set_define('JS_SIMULATOR_MIPS32', simulator.mips32)
set_define('JS_SIMULATOR_MIPS64', simulator.mips64)
@depends('--enable-jit', simulator, target)
def jit_codegen(jit_enabled, simulator, target):
if not jit_enabled:
return namespace(none=True)
if simulator:
return simulator
if target.cpu == 'aarch64':
return namespace(arm64=True)
elif target.cpu == 'x86_64':
return namespace(x64=True)
return namespace(**{str(target.cpu): True})
set_config('JS_CODEGEN_NONE', jit_codegen.none)
set_config('JS_CODEGEN_ARM', jit_codegen.arm)
set_config('JS_CODEGEN_ARM64', jit_codegen.arm64)
set_config('JS_CODEGEN_MIPS32', jit_codegen.mips32)
set_config('JS_CODEGEN_MIPS64', jit_codegen.mips64)
set_config('JS_CODEGEN_X86', jit_codegen.x86)
set_config('JS_CODEGEN_X64', jit_codegen.x64)
set_define('JS_CODEGEN_NONE', jit_codegen.none)
set_define('JS_CODEGEN_ARM', jit_codegen.arm)
set_define('JS_CODEGEN_ARM64', jit_codegen.arm64)
set_define('JS_CODEGEN_MIPS32', jit_codegen.mips32)
set_define('JS_CODEGEN_MIPS64', jit_codegen.mips64)
set_define('JS_CODEGEN_X86', jit_codegen.x86)
set_define('JS_CODEGEN_X64', jit_codegen.x64)
# Profiling
# =======================================================
js_option('--enable-instruments', env='MOZ_INSTRUMENTS',
help='Enable instruments remote profiling')
@depends('--enable-instruments', target)
def instruments(value, target):
if value and target.os != 'OSX':
die('--enable-instruments cannot be used when targeting %s',
target.os)
if value:
return True
set_config('MOZ_INSTRUMENTS', instruments)
set_define('MOZ_INSTRUMENTS', instruments)
add_old_configure_assignment('MOZ_INSTRUMENTS', instruments)
imply_option('--enable-profiling', instruments, reason='--enable-instruments')
js_option('--enable-callgrind', env='MOZ_CALLGRIND',
help='Enable callgrind profiling')
@depends('--enable-callgrind')
def callgrind(value):
if value:
return True
set_define('MOZ_CALLGRIND', callgrind)
imply_option('--enable-profiling', callgrind)
@depends(milestone)
def enable_profiling(milestone):
return milestone.is_nightly
js_option('--enable-profiling', env='MOZ_PROFILING', default=enable_profiling,
help='{Set|Do not set} compile flags necessary for using sampling '
'profilers (e.g. shark, perf)')
@depends('--enable-profiling')
def profiling(value):
if value:
return True
add_old_configure_assignment('MOZ_PROFILING', profiling)
with only_when('--enable-compile-environment'):
imply_option('--enable-frame-pointers', True, when=profiling)
@depends(profiling, target)
def imply_vtune(value, target):
ok_cpu = target.cpu in ['x86', 'x86_64']
ok_kernel = target.kernel == 'WINNT' or \
(target.kernel == 'Linux' and target.os == 'GNU')
if value and ok_cpu and ok_kernel:
return True
set_config('MOZ_PROFILING', profiling)
set_define('MOZ_PROFILING', profiling)
imply_option('--enable-vtune', imply_vtune, reason='--enable-profiling')
js_option('--enable-vtune', env='MOZ_VTUNE', help='Enable VTune profiling')
@depends('--enable-vtune')
def vtune(value):
if value:
return True
set_config('MOZ_VTUNE', vtune)
set_define('MOZ_VTUNE', vtune)
js_option('--enable-gc-probes', env='JS_GC_PROBES',
help='Turn on probes for allocation and finalization')
@depends('--enable-gc-probes')
def gc_probes(value):
if value:
return True
set_define('JS_GC_PROBES', gc_probes)
js_option('--enable-gczeal',
default=depends(when=moz_debug)(lambda: True),
help='{Enable|Disable} zealous GCing')
set_define('JS_GC_ZEAL',
depends_if('--enable-gczeal')(lambda _: True))
# Use a smaller chunk size for GC chunks
# ========================================================
# Use large (1MB) chunks by default. This option can be used to give
# smaller (currently 256K) chunks.
js_option('--enable-small-chunk-size',
help='Allocate memory for JS GC things in smaller chunks')
set_define('JS_GC_SMALL_CHUNK_SIZE',
depends(when='--enable-small-chunk-size')(lambda: True))
# Trace logging.
# =======================================================
@depends(milestone)
def default_trace_logging(milestone):
return milestone.is_nightly
js_option('--enable-trace-logging',
default=default_trace_logging,
help='{Enable|Disable} trace logging')
set_config('ENABLE_TRACE_LOGGING',
depends_if('--enable-trace-logging')(lambda x: True))
set_define('JS_TRACE_LOGGING',
depends_if('--enable-trace-logging')(lambda x: True))
# Enable breakpoint for artificial OOMs
# =======================================================
js_option('--enable-oom-breakpoint',
help='Enable a breakpoint function for artificial OOMs')
set_define('JS_OOM_BREAKPOINT',
depends_if('--enable-oom-breakpoint')(lambda _: True))
js_option('--enable-perf', env='JS_ION_PERF',
help='Enable Linux perf integration')
@depends('--enable-perf')
def ion_perf(value):
if value:
return True
set_define('JS_ION_PERF', ion_perf)
js_option('--enable-jitspew',
default=depends(when=moz_debug)(lambda: True),
help='{Enable|Disable} the Jit spew and IONFLAGS environment '
'variable')
set_define('JS_JITSPEW',
depends_if('--enable-jitspew')(lambda _: True))
set_config('JS_JITSPEW',
depends_if('--enable-jitspew')(lambda _: True))
# Also enable the structured spewer
set_define('JS_STRUCTURED_SPEW',
depends_if('--enable-jitspew')(lambda _: True))
set_config('JS_STRUCTURED_SPEW',
depends_if('--enable-jitspew')(lambda _: True))
@depends('--enable-jit', '--enable-jitspew', simulator, target, moz_debug)
def jit_disasm_arm(jit_enabled, spew, simulator, target, debug):
if not jit_enabled:
return
if simulator and (debug or spew):
if getattr(simulator, 'arm', None):
return True
if target.cpu == 'arm' and (debug or spew):
return True
set_config('JS_DISASM_ARM', jit_disasm_arm)
set_define('JS_DISASM_ARM', jit_disasm_arm)
@depends('--enable-jit', '--enable-jitspew', simulator, target, moz_debug)
def jit_disasm_arm64(jit_enabled, spew, simulator, target, debug):
if not jit_enabled:
return
if simulator and (debug or spew):
if getattr(simulator, 'arm64', None):
return True
if target.cpu == 'aarch64' and (debug or spew):
return True
set_config('JS_DISASM_ARM64', jit_disasm_arm64)
set_define('JS_DISASM_ARM64', jit_disasm_arm64)
# When enabled, masm will generate assumeUnreachable calls that act as
# assertions in the generated code. This option is worth disabling when you
# have to track mutated values through the generated code, to avoid constantly
# dumping registers on and off the stack.
js_option('--enable-masm-verbose',
default=depends(when=moz_debug)(lambda: True),
help='{Enable|Disable} MacroAssembler verbosity of generated code.')
set_define('JS_MASM_VERBOSE',
depends_if('--enable-masm-verbose')(lambda _: True))
set_config('JS_MASM_VERBOSE',
depends_if('--enable-masm-verbose')(lambda _: True))
js_option('--enable-more-deterministic', env='JS_MORE_DETERMINISTIC',
help='Enable changes that make the shell more deterministic')
@depends('--enable-more-deterministic')
def more_deterministic(value):
if value:
return True
set_define('JS_MORE_DETERMINISTIC', more_deterministic)
# CTypes
# =======================================================
@depends(building_js)
def ctypes_default(building_js):
return not building_js
js_option('--enable-ctypes',
default=ctypes_default,
help='{Enable|Disable} js-ctypes')
build_ctypes = depends_if('--enable-ctypes')(lambda _: True)
set_config('BUILD_CTYPES', build_ctypes)
set_define('BUILD_CTYPES', build_ctypes)
@depends(build_ctypes, building_js)
def js_has_ctypes(ctypes, js):
if ctypes and js:
return True
set_config('JS_HAS_CTYPES', js_has_ctypes)
set_define('JS_HAS_CTYPES', js_has_ctypes)
@depends('--enable-ctypes', '--enable-compile-environment')
def ctypes_and_compile_environment(ctypes, compile_environment):
return ctypes and compile_environment
include('ffi.configure', when=ctypes_and_compile_environment)
# Enable pipeline operator
# ===================================================
js_option('--enable-pipeline-operator', default=False, help='Enable pipeline operator')
@depends('--enable-pipeline-operator')
def enable_pipeline_operator(value):
if value:
return True
set_config('ENABLE_PIPELINE_OPERATOR', enable_pipeline_operator)
set_define('ENABLE_PIPELINE_OPERATOR', enable_pipeline_operator)
# Experimental support for BinAST
# ==============================================================
@depends(milestone.is_nightly)
def default_binast(is_nightly):
return is_nightly
js_option('--enable-binast',
default=default_binast,
help="{Enable|Disable} BinAST support")
set_config('JS_BUILD_BINAST', depends_if('--enable-binast')(lambda x: True))
set_define('JS_BUILD_BINAST', depends_if('--enable-binast')(lambda x: True))
# SIMD acceleration for encoding_rs
# ==============================================================
js_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 2019-09-17, the simd-accel feature of encoding_rs has not
# been properly set up outside 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)
# Experimental support for wasm code generation with Cranelift
#
# Note, you may have to disable features not supported by Cranelift
# (multi-value, threads) to make Cranelift actually available
# ==============================================================
js_option('--enable-cranelift',
default=milestone.is_nightly,
help='{Enable|Disable} Cranelift code generator for wasm')
set_config('ENABLE_WASM_CRANELIFT', depends_if('--enable-cranelift')(lambda x: True))
set_define('ENABLE_WASM_CRANELIFT', depends_if('--enable-cranelift')(lambda x: True))
# Support for debugging code generated by wasm backends
# =====================================================
js_option('--enable-wasm-codegen-debug',
default=depends(when=moz_debug)(lambda: True),
help='{Enable|Disable} debugging for wasm codegen')
set_config('WASM_CODEGEN_DEBUG', depends_if('--enable-wasm-codegen-debug')(lambda x: True))
set_define('WASM_CODEGEN_DEBUG', depends_if('--enable-wasm-codegen-debug')(lambda x: True))
# Support for typed objects.
# =====================================================
@depends(milestone.is_nightly)
def default_typed_objects(is_nightly):
return is_nightly
js_option('--enable-typed-objects',
default=default_typed_objects,
help='{Enable|Disable} typed objects')
set_config('JS_HAS_TYPED_OBJECTS', depends_if('--enable-typed-objects')(lambda x: True))
set_define('JS_HAS_TYPED_OBJECTS', depends_if('--enable-typed-objects')(lambda x: True))
# Support for WebAssembly bulk memory operations.
# =====================================================
@depends(milestone.is_nightly)
def default_wasm_bulk_memory(is_nightly):
return is_nightly
js_option('--enable-wasm-bulk-memory',
default=default_wasm_bulk_memory,
help='{Enable|Disable} WebAssembly bulk memory operators')
set_config('ENABLE_WASM_BULKMEM_OPS', depends_if('--enable-wasm-bulk-memory')(lambda x: True))
set_define('ENABLE_WASM_BULKMEM_OPS', depends_if('--enable-wasm-bulk-memory')(lambda x: True))
# Support for WebAssembly reference types.
# =====================================================
@depends(milestone.is_nightly)
def default_wasm_reftypes(is_nightly):
return is_nightly
js_option('--enable-wasm-reftypes',
default=default_wasm_reftypes,
help='{Enable|Disable} WebAssembly reference types')
set_config('ENABLE_WASM_REFTYPES', depends_if('--enable-wasm-reftypes')(lambda x: True))
set_define('ENABLE_WASM_REFTYPES', depends_if('--enable-wasm-reftypes')(lambda x: True))
# Support for WebAssembly GC.
# ===========================
@depends(milestone.is_nightly, '--enable-wasm-reftypes')
def default_wasm_gc(is_nightly, reftypes):
if reftypes and is_nightly:
return True
js_option('--enable-wasm-gc',
default=default_wasm_gc,
help='{Enable|Disable} WebAssembly GC')
set_config('ENABLE_WASM_GC', depends_if('--enable-wasm-gc')(lambda x: True))
set_define('ENABLE_WASM_GC', depends_if('--enable-wasm-gc')(lambda x: True))
# Support for WebAssembly private ref types.
# Prevent (ref T) types from being exposed to JS content so that wasm need do
# no typechecking at the JS/wasm boundary
# ===========================================================================
@depends(milestone.is_nightly, '--enable-wasm-gc')
def default_wasm_private_reftypes(is_nightly, gc):
if gc and is_nightly:
return True
js_option('--enable-wasm-private-reftypes',
default=default_wasm_private_reftypes,
help='{Enable|Disable} WebAssembly private reference types')
set_config('WASM_PRIVATE_REFTYPES', depends_if('--enable-wasm-private-reftypes')(lambda x: True))
set_define('WASM_PRIVATE_REFTYPES', depends_if('--enable-wasm-private-reftypes')(lambda x: True))
# Support for the WebAssembly multi-value proposal.
# Do not remove until Cranelift supports multi-value.
# =====================================================
js_option('--disable-wasm-multi-value',
help='Disable WebAssembly multi-value blocks and function calls')
@depends('--disable-wasm-multi-value')
def enable_wasm_multi_value(value):
if value:
return True
set_config('ENABLE_WASM_MULTI_VALUE', enable_wasm_multi_value)
set_define('ENABLE_WASM_MULTI_VALUE', enable_wasm_multi_value)
# Support for WebAssembly shared memory and atomics.
#
# This affects the JS shell only and here to allow the use of
# Cranelift in the shell. Once Cranelift supports shared memory
# and atomics it can go away.
# =====================================================
js_option('--disable-shared-memory', help='Disable JS/WebAssembly shared memory and atomics')
@depends('--disable-shared-memory')
def enable_shared_memory(value):
if value:
return True
set_config('ENABLE_SHARED_MEMORY', enable_shared_memory)
set_define('ENABLE_SHARED_MEMORY', enable_shared_memory)
# Initial support for new regexp engine
# ==================================================
js_option('--disable-new-regexp', help='{Enable|Disable} new regexp engine')
@depends('--disable-new-regexp')
def enable_new_regexp(value):
if value:
return True
set_config('ENABLE_NEW_REGEXP', enable_new_regexp)
set_define('ENABLE_NEW_REGEXP', enable_new_regexp)
# Support for WebAssembly SIMD
# =====================================================
@depends('--enable-jit', '--enable-simulator', target, milestone)
def default_wasm_simd(jit_enabled, simulator, target, milestone):
if not jit_enabled or simulator:
return
# Note, not `target.cpu in ('x86_64')`, as the parens are stripped
# from the 1-element tuple and the operation does string matching.
# Good grief.
if milestone.is_nightly and target.cpu == 'x86_64':
return True
js_option('--enable-wasm-simd',
default=default_wasm_simd,
help='{Enable|Disable} WebAssembly SIMD')
@depends('--enable-wasm-simd', '--enable-jit', '--enable-simulator', target)
def wasm_simd(value, jit_enabled, simulator, target):
if not value:
return
if jit_enabled and not simulator:
if target.cpu == 'x86_64':
return True
die('--enable-wasm-simd only possible when targeting the x86_64 jit')
set_config('ENABLE_WASM_SIMD', wasm_simd)
set_define('ENABLE_WASM_SIMD', wasm_simd)
# Options for generating the shell as a script
# ============================================
js_option('--with-qemu-exe', nargs=1, help='Use path as an arm emulator on host platforms')
set_config('QEMU_EXE', depends_if('--with-qemu-exe')(lambda x: x))
js_option('--with-cross-lib', nargs=1, default=depends(target.alias)(lambda x: '/usr/%s' % x),
help='Use dir as the location for arm libraries')
set_config('CROSS_LIB', depends_if('--with-cross-lib')(lambda x: x))
# Enable static checking using sixgill
# ====================================
js_option('--with-sixgill', nargs=1, help='Enable static checking of code using sixgill')
@depends_if('--with-sixgill')
@imports('os')
def sixgill(value):
for f in ('bin/xdbfind', 'gcc/xgill.so', 'scripts/wrap_gcc/g++'):
if not os.path.exists(os.path.join(value[0], f)):
die('The sixgill plugin and binaries are not at the specified path')
return value[0]
set_config('SIXGILL_PATH', sixgill)
# Support for readline
# =====================================================
@depends('--enable-js-shell', target_is_windows, compile_environment)
def editline(js_shell, is_windows, compile_environment):
return js_shell and not is_windows and compile_environment
js_option('--enable-readline', help='Link js shell to system readline library',
when=editline)
has_readline = check_symbol('readline', flags=['-lreadline'], when='--enable-readline',
onerror=lambda: die('No system readline library found'))
set_config('EDITLINE_LIBS', ['-lreadline'], when=has_readline)
@depends('--enable-readline', editline, when=editline)
def bundled_editline(readline, editline):
return editline and not readline
set_config('JS_BUNDLED_EDITLINE', bundled_editline)
set_define('EDITLINE', True, when=editline)
# JIT observers
# =============
js_option('--with-jitreport-granularity', default='3', choices=('0', '1', '2', '3'),
help='Default granularity at which to report JIT code to external tools '
'(0 - no info, 1 - code ranges for while functions only, '
'2 - per-line information, 3 - per-op information)')
set_define('JS_DEFAULT_JITREPORT_GRANULARITY',
depends_if('--with-jitreport-granularity')(lambda value: value[0]))
# ECMAScript Internationalization API Support (uses ICU)
# ======================================================
js_option('--with-system-icu', help='Use system ICU')
system_icu = pkg_check_modules('MOZ_ICU', 'icu-i18n >= 67.1', when='--with-system-icu')
set_config('MOZ_SYSTEM_ICU', True, when=system_icu)
set_define('MOZ_SYSTEM_ICU', True, when=system_icu)
js_option('--without-intl-api', help='Disable ECMAScript Internationalization API')
@depends('--with-intl-api', building_js)
def check_intl_api(enabled, building_js):
if not enabled and not building_js:
die('--without-intl-api is not supported')
set_config('JS_HAS_INTL_API', True, when='--with-intl-api')
set_define('JS_HAS_INTL_API', True, when='--with-intl-api')
@depends(check_build_environment, when='--with-intl-api')
@imports(_from='__builtin__', _import='open')
@imports(_from='__builtin__', _import='ValueError')
def icu_version(build_env):
path = os.path.join(build_env.topsrcdir, 'intl', 'icu', 'source', 'common',
'unicode', 'uvernum.h')
with open(path, encoding='utf-8') as fh:
for line in fh:
if line.startswith('#define'):
define = line.split(None, 3)
if len(define) == 3 and define[1] == 'U_ICU_VERSION_MAJOR_NUM':
try:
return str(int(define[2]))
except ValueError:
pass
die('Cannot determine ICU version number from uvernum.h header file')
set_config('MOZ_ICU_VERSION', icu_version)
@depends(icu_version, target, when='--with-intl-api')
def icu_data_file(version, target):
# target.endianness is always 'big' or 'little'
return 'icudt%s%s.dat' % (version, target.endianness[0])
set_config('ICU_DATA_FILE', icu_data_file)
# Source files that use ICU should have control over which parts of the ICU
# namespace they want to use.
set_define('U_USING_ICU_NAMESPACE', '0', when='--with-intl-api')
# We build ICU as a static library.
set_define('U_STATIC_IMPLEMENTATION', True, when=depends(system_icu)(lambda x: not x))
@depends(yasm, gnu_as, target, compile_environment)
def can_build_data_file(yasm, gnu_as, target, compile_environment):
if not compile_environment or (target.kernel == 'WINNT' and target.cpu == 'aarch64'):
return
if not yasm and not gnu_as:
die('Building ICU requires either yasm or a GNU assembler. If you do not have '
'either of those available for this platform you must use --without-intl-api')