node/wscript at debugger · Nase/node · GitHub

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#!/usr/bin/env python

import re

import Options

import sys, os, shutil

from Utils import cmd_output

from os.path import join, dirname, abspath

from logging import fatal

cwd = os.getcwd()

APPNAME="node.js"

# Use the directory that this file is found in to find the tools

# directory where the js2c.py file can be found.

sys.path.append(sys.argv[0] + '/tools');

import js2c

srcdir = '.'

blddir = 'build'

supported_archs = ('arm', 'ia32', 'x64') # 'mips' supported by v8, but not node

jobs=1

if os.environ.has_key('JOBS'):

jobs = int(os.environ['JOBS'])

def canonical_cpu_type(arch):

m = {'x86': 'ia32', 'i386':'ia32', 'x86_64':'x64', 'amd64':'x64'}

if arch in m: arch = m[arch]

if not arch in supported_archs:

raise Exception("supported architectures are "+', '.join(supported_archs)+\

" but NOT '" + arch + "'.")

return arch

def set_options(opt):

# the gcc module provides a --debug-level option

opt.tool_options('compiler_cxx')

opt.tool_options('compiler_cc')

opt.tool_options('misc')

opt.add_option( '--debug'

, action='store_true'

, default=False

, help='Build debug variant [Default: False]'

, dest='debug'

)

opt.add_option( '--profile'

, action='store_true'

, default=False

, help='Enable profiling [Default: False]'

, dest='profile'

)

opt.add_option( '--efence'

, action='store_true'

, default=False

, help='Build with -lefence for debugging [Default: False]'

, dest='efence'

)

opt.add_option( '--without-snapshot'

, action='store_true'

, default=False

, help='Build without snapshotting V8 libraries. You might want to set this for cross-compiling. [Default: False]'

, dest='without_snapshot'

)

opt.add_option( '--without-ssl'

, action='store_true'

, default=False

, help='Build without SSL'

, dest='without_ssl'

)

opt.add_option('--shared-v8'

, action='store_true'

, default=False

, help='Link to a shared V8 DLL instead of static linking'

, dest='shared_v8'

)

opt.add_option( '--shared-v8-includes'

, action='store'

, default=False

, help='Directory containing V8 header files'

, dest='shared_v8_includes'

)

opt.add_option( '--shared-v8-libpath'

, action='store'

, default=False

, help='A directory to search for the shared V8 DLL'

, dest='shared_v8_libpath'

)

opt.add_option( '--shared-v8-libname'

, action='store'

, default=False

, help="Alternative lib name to link to (default: 'v8')"

, dest='shared_v8_libname'

)

opt.add_option( '--oprofile'

, action='store_true'

, default=False

, help="add oprofile support"

, dest='use_oprofile'

)

opt.add_option('--shared-cares'

, action='store_true'

, default=False

, help='Link to a shared C-Ares DLL instead of static linking'

, dest='shared_cares'

)

opt.add_option( '--shared-cares-includes'

, action='store'

, default=False

, help='Directory containing C-Ares header files'

, dest='shared_cares_includes'

)

opt.add_option( '--shared-cares-libpath'

, action='store'

, default=False

, help='A directory to search for the shared C-Ares DLL'

, dest='shared_cares_libpath'

)

opt.add_option('--shared-libev'

, action='store_true'

, default=False

, help='Link to a shared libev DLL instead of static linking'

, dest='shared_libev'

)

opt.add_option( '--shared-libev-includes'

, action='store'

, default=False

, help='Directory containing libev header files'

, dest='shared_libev_includes'

)

opt.add_option( '--shared-libev-libpath'

, action='store'

, default=False

, help='A directory to search for the shared libev DLL'

, dest='shared_libev_libpath'

)

opt.add_option( '--product-type'

, action='store'

, default='program'

, help='What kind of product to produce (program, cstaticlib '\

'or cshlib) [default: %default]'

, dest='product_type'

)

opt.add_option( '--dest-cpu'

, action='store'

, default=None

, help='CPU architecture to build for. Valid values are: '+\

', '.join(supported_archs)

, dest='dest_cpu'

)

def configure(conf):

conf.check_tool('compiler_cxx')

if not conf.env.CXX: conf.fatal('c++ compiler not found')

conf.check_tool('compiler_cc')

if not conf.env.CC: conf.fatal('c compiler not found')

o = Options.options

conf.env["USE_DEBUG"] = o.debug

conf.env["SNAPSHOT_V8"] = not o.without_snapshot

if sys.platform.startswith("sunos"):

conf.env["SNAPSHOT_V8"] = False

conf.env["USE_PROFILING"] = o.profile

conf.env["USE_SHARED_V8"] = o.shared_v8 or o.shared_v8_includes or o.shared_v8_libpath or o.shared_v8_libname

conf.env["USE_SHARED_CARES"] = o.shared_cares or o.shared_cares_includes or o.shared_cares_libpath

conf.env["USE_SHARED_LIBEV"] = o.shared_libev or o.shared_libev_includes or o.shared_libev_libpath

conf.env["USE_OPROFILE"] = o.use_oprofile

if o.use_oprofile:

conf.check(lib=['bfd', 'opagent'], uselib_store="OPROFILE")

conf.check(lib='dl', uselib_store='DL')

if not sys.platform.startswith("sunos") and not sys.platform.startswith("cygwin"):

conf.env.append_value("CCFLAGS", "-rdynamic")

conf.env.append_value("LINKFLAGS_DL", "-rdynamic")

if sys.platform.startswith("freebsd") or sys.platform.startswith("openbsd"):

conf.check(lib='kvm', uselib_store='KVM')

#if Options.options.debug:

# conf.check(lib='profiler', uselib_store='PROFILER')

if Options.options.efence:

conf.check(lib='efence', libpath=['/usr/lib', '/usr/local/lib'], uselib_store='EFENCE')

if sys.platform.startswith("freebsd"):

if not conf.check(lib="execinfo",

includes=['/usr/include', '/usr/local/include'],

libpath=['/usr/lib', '/usr/local/lib'],

uselib_store="EXECINFO"):

conf.fatal("Install the libexecinfo port from /usr/ports/devel/libexecinfo.")

if not Options.options.without_ssl:

if conf.check_cfg(package='openssl',

args='--cflags --libs',

uselib_store='OPENSSL'):

Options.options.use_openssl = conf.env["USE_OPENSSL"] = True

conf.env.append_value("CPPFLAGS", "-DHAVE_OPENSSL=1")

else:

libssl = conf.check_cc(lib=['ssl', 'crypto'],

header_name='openssl/ssl.h',

function_name='SSL_library_init',

libpath=['/usr/lib', '/usr/local/lib', '/opt/local/lib', '/usr/sfw/lib'],

uselib_store='OPENSSL')

libcrypto = conf.check_cc(lib='crypto',

header_name='openssl/crypto.h',

uselib_store='OPENSSL')

if libcrypto and libssl:

conf.env["USE_OPENSSL"] = Options.options.use_openssl = True

conf.env.append_value("CPPFLAGS", "-DHAVE_OPENSSL=1")

else:

conf.fatal("Could not autodetect OpenSSL support. " +

"Make sure OpenSSL development packages are installed. " +

"Use configure --without-ssl to disable this message.")

else:

Options.options.use_openssl = conf.env["USE_OPENSSL"] = False

conf.check(lib='util', libpath=['/usr/lib', '/usr/local/lib'],

uselib_store='UTIL')

# normalize DEST_CPU from --dest-cpu, DEST_CPU or built-in value

if Options.options.dest_cpu and Options.options.dest_cpu:

conf.env['DEST_CPU'] = canonical_cpu_type(Options.options.dest_cpu)

elif 'DEST_CPU' in os.environ and os.environ['DEST_CPU']:

conf.env['DEST_CPU'] = canonical_cpu_type(os.environ['DEST_CPU'])

elif 'DEST_CPU' in conf.env and conf.env['DEST_CPU']:

conf.env['DEST_CPU'] = canonical_cpu_type(conf.env['DEST_CPU'])

conf.check(lib='rt', uselib_store='RT')

if sys.platform.startswith("sunos"):

if not conf.check(lib='socket', uselib_store="SOCKET"):

conf.fatal("Cannot find socket library")

if not conf.check(lib='nsl', uselib_store="NSL"):

conf.fatal("Cannot find nsl library")

conf.sub_config('deps/libeio')

if conf.env['USE_SHARED_V8']:

v8_includes = [];

if o.shared_v8_includes: v8_includes.append(o.shared_v8_includes);

v8_libpath = [];

if o.shared_v8_libpath: v8_libpath.append(o.shared_v8_libpath);

if not o.shared_v8_libname: o.shared_v8_libname = 'v8'

if not conf.check_cxx(lib=o.shared_v8_libname, header_name='v8.h',

uselib_store='V8',

includes=v8_includes,

libpath=v8_libpath):

conf.fatal("Cannot find v8")

if o.debug:

if not conf.check_cxx(lib=o.shared_v8_libname + '_g', header_name='v8.h',

uselib_store='V8_G',

includes=v8_includes,

libpath=v8_libpath):

conf.fatal("Cannot find v8_g")

if conf.env['USE_SHARED_CARES']:

cares_includes = [];

if o.shared_cares_includes: cares_includes.append(o.shared_cares_includes);

cares_libpath = [];

if o.shared_cares_libpath: cares_libpath.append(o.shared_cares_libpath);

if not conf.check_cxx(lib='cares',

header_name='ares.h',

uselib_store='CARES',

includes=cares_includes,

libpath=cares_libpath):

conf.fatal("Cannot find c-ares")

else:

conf.sub_config('deps/c-ares')

if conf.env['USE_SHARED_LIBEV']:

libev_includes = [];

if o.shared_libev_includes: libev_includes.append(o.shared_libev_includes);

libev_libpath = [];

if o.shared_libev_libpath: libev_libpath.append(o.shared_libev_libpath);

if not conf.check_cxx(lib='ev', header_name='ev.h',

uselib_store='EV',

includes=libev_includes,

libpath=libev_libpath):

conf.fatal("Cannot find libev")

else:

conf.sub_config('deps/libev')

conf.define("HAVE_CONFIG_H", 1)

if sys.platform.startswith("sunos"):

conf.env.append_value ('CCFLAGS', '-threads')

conf.env.append_value ('CXXFLAGS', '-threads')

#conf.env.append_value ('LINKFLAGS', ' -threads')

elif not sys.platform.startswith("cygwin"):

threadflags='-pthread'

conf.env.append_value ('CCFLAGS', threadflags)

conf.env.append_value ('CXXFLAGS', threadflags)

conf.env.append_value ('LINKFLAGS', threadflags)

if sys.platform.startswith("darwin"):

# used by platform_darwin_*.cc

conf.env.append_value('LINKFLAGS', ['-framework','Carbon'])

# cross compile for architecture specified by DEST_CPU

if 'DEST_CPU' in conf.env:

arch = conf.env['DEST_CPU']

# map supported_archs to GCC names:

arch_mappings = {'ia32': 'i386', 'x64': 'x86_64'}

if arch in arch_mappings:

arch = arch_mappings[arch]

flags = ['-arch', arch]

conf.env.append_value('CCFLAGS', flags)

conf.env.append_value('CXXFLAGS', flags)

conf.env.append_value('LINKFLAGS', flags)

if 'DEST_CPU' in conf.env:

arch = conf.env['DEST_CPU']

# TODO: -m32 is only available on 64 bit machines, so check host type

flags = None

if arch == 'ia32':

flags = '-m32'

if flags:

conf.env.append_value('CCFLAGS', flags)

conf.env.append_value('CXXFLAGS', flags)

conf.env.append_value('LINKFLAGS', flags)

# Needed for getaddrinfo in libeio

conf.env.append_value("CPPFLAGS", "-DX_STACKSIZE=%d" % (1024*64))

# LFS

conf.env.append_value('CPPFLAGS', '-D_LARGEFILE_SOURCE')

conf.env.append_value('CPPFLAGS', '-D_FILE_OFFSET_BITS=64')

conf.env.append_value('CPPFLAGS', '-DEV_MULTIPLICITY=0')

## needed for node_file.cc fdatasync

## Strangely on OSX 10.6 the g++ doesn't see fdatasync but gcc does?

code = """

#include <unistd.h>

int main(void)

{

int fd = 0;

fdatasync (fd);

return 0;

}

"""

if conf.check_cxx(msg="Checking for fdatasync(2) with c++", fragment=code):

conf.env.append_value('CPPFLAGS', '-DHAVE_FDATASYNC=1')

else:

conf.env.append_value('CPPFLAGS', '-DHAVE_FDATASYNC=0')

# platform

conf.env.append_value('CPPFLAGS', '-DPLATFORM="' + conf.env['DEST_OS'] + '"')

# posix?

if not sys.platform.startswith('win'):

conf.env.append_value('CPPFLAGS', '-D__POSIX__=1')

platform_file = "src/platform_%s.cc" % conf.env['DEST_OS']

if os.path.exists(join(cwd, platform_file)):

Options.options.platform_file = True

conf.env["PLATFORM_FILE"] = platform_file

else:

Options.options.platform_file = False

conf.env["PLATFORM_FILE"] = "src/platform_none.cc"

if conf.env['USE_PROFILING'] == True:

conf.env.append_value('CPPFLAGS', '-pg')

conf.env.append_value('LINKFLAGS', '-pg')

conf.env.append_value('CPPFLAGS', '-Wno-unused-parameter');

conf.env.append_value('CPPFLAGS', '-D_FORTIFY_SOURCE=2');

# Split off debug variant before adding variant specific defines

debug_env = conf.env.copy()

conf.set_env_name('debug', debug_env)

# Configure debug variant

conf.setenv('debug')

debug_env.set_variant('debug')

debug_env.append_value('CPPFLAGS', '-DDEBUG')

debug_compile_flags = ['-g', '-O0', '-Wall', '-Wextra']

debug_env.append_value('CCFLAGS', debug_compile_flags)

debug_env.append_value('CXXFLAGS', debug_compile_flags)

conf.write_config_header("config.h")

# Configure default variant

conf.setenv('default')

conf.env.append_value('CPPFLAGS', '-DNDEBUG')

default_compile_flags = ['-g', '-O3']

conf.env.append_value('CCFLAGS', default_compile_flags)

conf.env.append_value('CXXFLAGS', default_compile_flags)

conf.write_config_header("config.h")

def v8_cmd(bld, variant):

scons = join(cwd, 'tools/scons/scons.py')

deps_src = join(bld.path.abspath(),"deps")

v8dir_src = join(deps_src,"v8")

# NOTE: We want to compile V8 to export its symbols. I.E. Do not want

# -fvisibility=hidden. When using dlopen() it seems that the loaded DSO

# cannot see symbols in the executable which are hidden, even if the

# executable is statically linked together...

# XXX Change this when v8 defaults x86_64 to native builds

# Possible values are (arm, ia32, x64, mips).

arch = ""

if bld.env['DEST_CPU']:

arch = "arch="+bld.env['DEST_CPU']

if variant == "default":

mode = "release"

else:

mode = "debug"

if bld.env["SNAPSHOT_V8"]:

snapshot = "snapshot=on"

else:

snapshot = ""

if bld.env["USE_OPROFILE"]:

profile = "prof=oprofile"

else:

profile = ""

cmd_R = sys.executable + ' "%s" -j %d -C "%s" -Y "%s" visibility=default mode=%s %s library=static %s %s'

cmd = cmd_R % ( scons

, Options.options.jobs

, bld.srcnode.abspath(bld.env_of_name(variant))

, v8dir_src

, mode

, arch

, snapshot

, profile

)

if sys.platform.startswith("sunos"): cmd += ' toolchain=gcc'

return ("echo '%s' && " % cmd) + cmd

def build_v8(bld):

v8 = bld.new_task_gen(

source = 'deps/v8/SConstruct '

+ bld.path.ant_glob('v8/include/*')

+ bld.path.ant_glob('v8/src/*'),

target = bld.env["staticlib_PATTERN"] % "v8",

rule = v8_cmd(bld, "default"),

before = "cxx",

install_path = None)

v8.uselib = "EXECINFO"

bld.env["CPPPATH_V8"] = "deps/v8/include"

t = join(bld.srcnode.abspath(bld.env_of_name("default")), v8.target)

bld.env_of_name('default').append_value("LINKFLAGS_V8", t)

### v8 debug

if bld.env["USE_DEBUG"]:

v8_debug = v8.clone("debug")

v8_debug.rule = v8_cmd(bld, "debug")

v8_debug.target = bld.env["staticlib_PATTERN"] % "v8_g"

v8_debug.uselib = "EXECINFO"

bld.env["CPPPATH_V8_G"] = "deps/v8/include"

t = join(bld.srcnode.abspath(bld.env_of_name("debug")), v8_debug.target)

bld.env_of_name('debug').append_value("LINKFLAGS_V8_G", t)

bld.install_files('${PREFIX}/include/node/', 'deps/v8/include/*.h')

def build(bld):

## This snippet is to show full commands as WAF executes

import Build

old = Build.BuildContext.exec_command

def exec_command(self, cmd, **kw):

if isinstance(cmd, list): print(" ".join(cmd))

return old(self, cmd, **kw)

Build.BuildContext.exec_command = exec_command

Options.options.jobs=jobs

product_type = Options.options.product_type

product_type_is_lib = product_type != 'program'

print "DEST_OS: " + bld.env['DEST_OS']

print "DEST_CPU: " + bld.env['DEST_CPU']

print "Parallel Jobs: " + str(Options.options.jobs)

print "Product type: " + product_type

bld.add_subdirs('deps/libeio')

if not bld.env['USE_SHARED_V8']: build_v8(bld)

if not bld.env['USE_SHARED_LIBEV']: bld.add_subdirs('deps/libev')

if not bld.env['USE_SHARED_CARES']: bld.add_subdirs('deps/c-ares')

### http_parser

http_parser = bld.new_task_gen("cc")

http_parser.source = "deps/http_parser/http_parser.c"

http_parser.includes = "deps/http_parser/"

http_parser.name = "http_parser"

http_parser.target = "http_parser"

http_parser.install_path = None

if bld.env["USE_DEBUG"]:

http_parser.clone("debug")

### src/native.cc

def make_macros(loc, content):

f = open(loc, 'w')

f.write(content)

f.close

macros_loc_debug = join(

bld.srcnode.abspath(bld.env_of_name("debug")),

"macros.py"

)

macros_loc_default = join(

bld.srcnode.abspath(bld.env_of_name("default")),

"macros.py"

)

make_macros(macros_loc_debug, "") # leave debug(x) as is in debug build

# replace debug(x) with nothing in release build

make_macros(macros_loc_default, "macro debug(x) = ;\n")

def javascript_in_c(task):

env = task.env

source = map(lambda x: x.srcpath(env), task.inputs)

targets = map(lambda x: x.srcpath(env), task.outputs)

source.append(macros_loc_default)

js2c.JS2C(source, targets)

def javascript_in_c_debug(task):

env = task.env

source = map(lambda x: x.srcpath(env), task.inputs)

targets = map(lambda x: x.srcpath(env), task.outputs)

source.append(macros_loc_debug)

js2c.JS2C(source, targets)

native_cc = bld.new_task_gen(

source='src/node.js ' + bld.path.ant_glob('lib/*.js'),

target="src/node_natives.h",

before="cxx",

install_path=None

)

# Add the rule /after/ cloning the debug

# This is a work around for an error had in python 2.4.3 (I'll paste the

# error that was had into the git commit meessage. git-blame to find out

# where.)

if bld.env["USE_DEBUG"]:

native_cc_debug = native_cc.clone("debug")

native_cc_debug.rule = javascript_in_c_debug

native_cc.rule = javascript_in_c

### node lib

node = bld.new_task_gen("cxx", product_type)

node.name = "node"

node.target = "node"

node.uselib = 'RT EV OPENSSL CARES EXECINFO DL KVM SOCKET NSL UTIL OPROFILE'

node.add_objects = 'eio http_parser'

if product_type_is_lib:

node.install_path = '${PREFIX}/lib'

else:

node.install_path = '${PREFIX}/bin'

node.chmod = 0755

node.source = """

src/node.cc

src/node_buffer.cc

src/node_javascript.cc

src/node_extensions.cc

src/node_http_parser.cc

src/node_net.cc

src/node_io_watcher.cc

src/node_child_process.cc

src/node_constants.cc

src/node_cares.cc

src/node_events.cc

src/node_file.cc

src/node_signal_watcher.cc

src/node_stat_watcher.cc

src/node_stdio.cc

src/node_timer.cc

src/node_script.cc

src/node_os.cc

"""

node.source += bld.env["PLATFORM_FILE"]

if not product_type_is_lib:

node.source = 'src/node_main.cc '+node.source

if bld.env["USE_OPENSSL"]: node.source += " src/node_crypto.cc "

node.includes = """

src/

deps/libeio

deps/http_parser

"""

if not bld.env["USE_SHARED_V8"]: node.includes += ' deps/v8/include '

if not bld.env["USE_SHARED_LIBEV"]:

node.add_objects += ' ev '

node.includes += ' deps/libev '

if not bld.env["USE_SHARED_CARES"]:

node.add_objects += ' cares '

node.includes += ' deps/c-ares deps/c-ares/' + bld.env['DEST_OS'] + '-' + bld.env['DEST_CPU']

if sys.platform.startswith('cygwin'):

bld.env.append_value('LINKFLAGS', '-Wl,--export-all-symbols')

bld.env.append_value('LINKFLAGS', '-Wl,--out-implib,default/libnode.dll.a')

bld.env.append_value('LINKFLAGS', '-Wl,--output-def,default/libnode.def')

bld.install_files('${PREFIX}/lib', "build/default/libnode.*")

def subflags(program):

x = { 'CCFLAGS' : " ".join(program.env["CCFLAGS"]).replace('"', '\\"')

, 'CPPFLAGS' : " ".join(program.env["CPPFLAGS"]).replace('"', '\\"')

, 'LIBFLAGS' : " ".join(program.env["LIBFLAGS"]).replace('"', '\\"')

, 'PREFIX' : program.env["PREFIX"]

, 'VERSION' : '0.3.2' # FIXME should not be hard-coded, see NODE_VERSION_STRING in src/node_version.

}

return x

# process file.pc.in -> file.pc

node_conf = bld.new_task_gen('subst', before="cxx")

node_conf.source = 'src/node_config.h.in'

node_conf.target = 'src/node_config.h'

node_conf.dict = subflags(node)

node_conf.install_path = '${PREFIX}/include/node'

if bld.env["USE_DEBUG"]:

node_g = node.clone("debug")

node_g.target = "node_g"

node_g.uselib += ' V8_G'

node_conf_g = node_conf.clone("debug")

node_conf_g.dict = subflags(node_g)

node_conf_g.install_path = None

# After creating the debug clone, append the V8 dep

node.uselib += ' V8'

bld.install_files('${PREFIX}/include/node/', """

config.h

src/node.h

src/node_object_wrap.h

src/node_buffer.h

src/node_events.h

src/node_version.h

""")

# Only install the man page if it exists.

# Do 'make doc install' to build and install it.

if os.path.exists('doc/node.1'):

bld.install_files('${PREFIX}/share/man/man1/', 'doc/node.1')

bld.install_files('${PREFIX}/bin/', 'tools/node-waf', chmod=0755)

bld.install_files('${PREFIX}/lib/node/wafadmin', 'tools/wafadmin/*.py')

bld.install_files('${PREFIX}/lib/node/wafadmin/Tools', 'tools/wafadmin/Tools/*.py')

# create a pkg-config(1) file

node_conf = bld.new_task_gen('subst', before="cxx")

node_conf.source = 'tools/nodejs.pc.in'

node_conf.target = 'tools/nodejs.pc'

node_conf.dict = subflags(node)

bld.install_files('${PREFIX}/lib/pkgconfig', 'tools/nodejs.pc')

def shutdown():

Options.options.debug

# HACK to get binding.node out of build directory.

# better way to do this?

if Options.commands['configure']:

if not Options.options.use_openssl:

print "WARNING WARNING WARNING"

print "OpenSSL not found. Will compile Node without crypto support!"

if not Options.options.platform_file:

print "WARNING: Platform not fully supported. Using src/platform_none.cc"

elif not Options.commands['clean']:

if os.path.exists('build/default/node') and not os.path.exists('node'):

os.symlink('build/default/node', 'node')

if os.path.exists('build/debug/node_g') and not os.path.exists('node_g'):

os.symlink('build/debug/node_g', 'node_g')

else:

if os.path.exists('node'): os.unlink('node')

if os.path.exists('node_g'): os.unlink('node_g')

node/wscript at debugger · Nase/node · GitHub

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