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8d2f9e83a4
nodejs/wscript
Ryan Dahl 8d2f9e83a4 Add process.watchFile() process.unwatchFile() 
This is an interface to libev's ev_stat watcher.
2009-11-17 14:07:48 +01:00

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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()
VERSION="0.1.17"
APPNAME="node.js"
import js2c
srcdir = '.'
blddir = 'build'
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( '--efence'
, action='store_true'
, default=False
, help='Build with -lefence for debugging [Default: False]'
, dest='efence'
)
def mkdir_p(dir):
if not os.path.exists (dir):
os.makedirs (dir)
# Copied from Python 2.6 because 2.4.4 at least is broken by not using
# mkdirs
# http://mail.python.org/pipermail/python-bugs-list/2005-January/027118.html
def copytree(src, dst, symlinks=False, ignore=None):
names = os.listdir(src)
if ignore is not None:
ignored_names = ignore(src, names)
else:
ignored_names = set()
os.makedirs(dst)
errors = []
for name in names:
if name in ignored_names:
continue
srcname = join(src, name)
dstname = join(dst, name)
try:
if symlinks and os.path.islink(srcname):
linkto = os.readlink(srcname)
os.symlink(linkto, dstname)
elif os.path.isdir(srcname):
copytree(srcname, dstname, symlinks, ignore)
else:
shutil.copy2(srcname, dstname)
# XXX What about devices, sockets etc.?
except (IOError, os.error), why:
errors.append((srcname, dstname, str(why)))
# catch the Error from the recursive copytree so that we can
# continue with other files
except Error, err:
errors.extend(err.args[0])
try:
shutil.copystat(src, dst)
except OSError, why:
if WindowsError is not None and isinstance(why, WindowsError):
# Copying file access times may fail on Windows
pass
else:
errors.extend((src, dst, str(why)))
if errors:
raise Error, errors
def conf_subproject (conf, subdir, command=None):
print("---- %s ----" % subdir)
src = join(conf.srcdir, subdir)
if not os.path.exists (src): fatal("no such subproject " + subdir)
default_tgt = join(conf.blddir, "default", subdir)
if not os.path.exists(default_tgt):
copytree(src, default_tgt, True)
if command:
if os.system("cd %s && %s" % (default_tgt, command)) != 0:
fatal("Configuring %s failed." % (subdir))
debug_tgt = join(conf.blddir, "debug", subdir)
if not os.path.exists(debug_tgt):
copytree(default_tgt, debug_tgt, True)
def configure(conf):
conf.check_tool('compiler_cxx')
conf.check_tool('compiler_cc')
conf.env["USE_DEBUG"] = Options.options.debug
conf.check(lib='dl', uselib_store='DL')
conf.env.append_value("CCFLAGS", "-rdynamic")
conf.env.append_value("LINKFLAGS_DL", "-rdynamic")
#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 not conf.check(lib="execinfo", libpath=['/usr/lib', '/usr/local/lib'], uselib_store="EXECINFO"):
if sys.platform.startswith("freebsd"):
fatal("Install the libexecinfo port from /usr/ports/devel/libexecinfo.")
conf.sub_config('deps/libeio')
conf.sub_config('deps/libev')
conf_subproject(conf, 'deps/udns', './configure')
# Not using TLS yet
# if conf.check_cfg(package='gnutls', args='--cflags --libs', uselib_store="GNUTLS"):
# conf.define("HAVE_GNUTLS", 1)
conf.define("HAVE_CONFIG_H", 1)
conf.env.append_value("CCFLAGS", "-DX_STACKSIZE=%d" % (1024*64))
# LFS
conf.env.append_value('CCFLAGS', '-D_LARGEFILE_SOURCE')
conf.env.append_value('CXXFLAGS', '-D_LARGEFILE_SOURCE')
conf.env.append_value('CCFLAGS', '-D_FILE_OFFSET_BITS=64')
conf.env.append_value('CXXFLAGS', '-D_FILE_OFFSET_BITS=64')
# platform
platform_def = '-DPLATFORM=' + sys.platform
conf.env.append_value('CCFLAGS', platform_def)
conf.env.append_value('CXXFLAGS', platform_def)
# 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('CCFLAGS', ['-DDEBUG', '-g', '-O0', '-Wall', '-Wextra'])
debug_env.append_value('CXXFLAGS', ['-DDEBUG', '-g', '-O0', '-Wall', '-Wextra'])
conf.write_config_header("config.h")
# Configure default variant
conf.setenv('default')
conf.env.append_value('CCFLAGS', ['-DNDEBUG', '-O3'])
conf.env.append_value('CXXFLAGS', ['-DNDEBUG', '-O3'])
conf.write_config_header("config.h")
def build_udns(bld):
default_build_dir = bld.srcnode.abspath(bld.env_of_name("default"))
default_dir = join(default_build_dir, "deps/udns")
static_lib = bld.env["staticlib_PATTERN"] % "udns"
rule = 'cd %s && make'
default = bld.new_task_gen(
target= join("deps/udns", static_lib),
rule= rule % default_dir,
before= "cxx",
install_path= None
)
bld.env["CPPPATH_UDNS"] = "deps/udns"
t = join(bld.srcnode.abspath(bld.env_of_name("default")), default.target)
bld.env_of_name('default')["LINKFLAGS_UDNS"] = [t]
if bld.env["USE_DEBUG"]:
debug_build_dir = bld.srcnode.abspath(bld.env_of_name("debug"))
debug_dir = join(debug_build_dir, "deps/udns")
debug = default.clone("debug")
debug.rule = rule % debug_dir
t = join(bld.srcnode.abspath(bld.env_of_name("debug")), debug.target)
bld.env_of_name('debug')["LINKFLAGS_UDNS"] = [t]
bld.install_files('${PREFIX}/include/node/', 'deps/udns/udns.h')
def v8_cmd(bld, variant):
scons = join(cwd, 'tools/scons/scons.py')
deps_src = join(bld.path.abspath(),"deps")
v8dir_src = join(deps_src,"v8")
# NOTE: We want to compile V8 to export its symbols. I.E. Do not want
# -fvisibility=hidden. When using dlopen() it seems that the loaded DSO
# cannot see symbols in the executable which are hidden, even if the
# executable is statically linked together...
# XXX Remove this when v8 defaults x86_64 to native builds
arch = ""
if bld.env['DEST_CPU'] == 'x86_64':
arch = "arch=x64"
if variant == "default":
mode = "release"
else:
mode = "debug"
cmd_R = 'python %s -C %s -Y %s visibility=default mode=%s %s library=static snapshot=on'
cmd = cmd_R % ( scons
, bld.srcnode.abspath(bld.env_of_name(variant))
, v8dir_src
, mode
, arch
)
return cmd
def build_v8(bld):
v8 = bld.new_task_gen(
source = 'deps/v8/SConstruct '
+ bld.path.ant_glob('v8/include/*')
+ bld.path.ant_glob('v8/src/*'),
target = bld.env["staticlib_PATTERN"] % "v8",
rule = v8_cmd(bld, "default"),
before = "cxx",
install_path = None
)
v8.uselib = "EXECINFO"
bld.env["CPPPATH_V8"] = "deps/v8/include"
t = join(bld.srcnode.abspath(bld.env_of_name("default")), v8.target)
bld.env_of_name('default')["LINKFLAGS_V8"] = ["-pthread", t]
### v8 debug
if bld.env["USE_DEBUG"]:
v8_debug = v8.clone("debug")
v8_debug.rule = v8_cmd(bld, "debug")
v8_debug.target = bld.env["staticlib_PATTERN"] % "v8_g"
v8_debug.uselib = "EXECINFO"
t = join(bld.srcnode.abspath(bld.env_of_name("debug")), v8_debug.target)
bld.env_of_name('debug')["LINKFLAGS_V8"] = ["-pthread", t]
bld.install_files('${PREFIX}/include/node/', 'deps/v8/include/*.h')
def build(bld):
bld.add_subdirs('deps/libeio deps/libev')
build_udns(bld)
build_v8(bld)
### evcom
evcom = bld.new_task_gen("cc")
evcom.source = "deps/evcom/evcom.c"
evcom.includes = "deps/evcom/ deps/libev/"
evcom.name = "evcom"
evcom.target = "evcom"
# evcom.uselib = "GNUTLS"
evcom.install_path = None
if bld.env["USE_DEBUG"]:
evcom.clone("debug")
bld.install_files('${PREFIX}/include/node/', 'deps/evcom/evcom.h')
### http_parser
http_parser = bld.new_task_gen("cc")
http_parser.source = "deps/http_parser/http_parser.c"
http_parser.includes = "deps/http_parser/"
http_parser.name = "http_parser"
http_parser.target = "http_parser"
http_parser.install_path = None
if bld.env["USE_DEBUG"]:
http_parser.clone("debug")
### coupling
coupling = bld.new_task_gen("cc")
coupling.source = "deps/coupling/coupling.c"
coupling.includes = "deps/coupling/"
coupling.name = "coupling"
coupling.target = "coupling"
coupling.install_path = None
if bld.env["USE_DEBUG"]:
coupling.clone("debug")
### src/native.cc
def javascript_in_c(task):
env = task.env
source = map(lambda x: x.srcpath(env), task.inputs)
targets = map(lambda x: x.srcpath(env), task.outputs)
js2c.JS2C(source, targets)
native_cc = bld.new_task_gen(
source='src/node.js',
target="src/node_natives.h",
before="cxx"
)
native_cc.install_path = None
# Add the rule /after/ cloning the debug
# This is a work around for an error had in python 2.4.3 (I'll paste the
# error that was had into the git commit meessage. git-blame to find out
# where.)
if bld.env["USE_DEBUG"]:
native_cc_debug = native_cc.clone("debug")
native_cc_debug.rule = javascript_in_c
native_cc.rule = javascript_in_c
### node lib
node = bld.new_task_gen("cxx", "program")
node.name = "node"
node.target = "node"
node.source = """
src/node.cc
src/node_child_process.cc
src/node_constants.cc
src/node_dns.cc
src/node_events.cc
src/node_file.cc
src/node_http.cc
src/node_net.cc
src/node_signal_handler.cc
src/node_stat.cc
src/node_stdio.cc
src/node_timer.cc
"""
node.includes = """
src/
deps/v8/include
deps/libev
deps/udns
deps/libeio
deps/evcom
deps/http_parser
deps/coupling
"""
node.add_objects = 'ev eio evcom http_parser coupling'
node.uselib_local = ''
node.uselib = 'UDNS V8 EXECINFO DL'
node.install_path = '${PREFIX}/lib'
node.install_path = '${PREFIX}/bin'
node.chmod = 0755
def subflags(program):
if os.path.exists(join(cwd, ".git")):
actual_version=cmd_output("git describe").strip()
else:
actual_version=VERSION
x = { 'CCFLAGS' : " ".join(program.env["CCFLAGS"])
, 'CPPFLAGS' : " ".join(program.env["CPPFLAGS"])
, 'LIBFLAGS' : " ".join(program.env["LIBFLAGS"])
, 'VERSION' : actual_version
, 'PREFIX' : program.env["PREFIX"]
}
return x
# process file.pc.in -> file.pc
node_version = bld.new_task_gen('subst', before="cxx")
node_version.source = 'src/node_version.h.in'
node_version.target = 'src/node_version.h'
node_version.dict = subflags(node)
node_version.install_path = '${PREFIX}/include/node'
if bld.env["USE_DEBUG"]:
node_g = node.clone("debug")
node_g.target = "node_g"
node_version_g = node_version.clone("debug")
node_version_g.dict = subflags(node_g)
node_version_g.install_path = None
bld.install_files('${PREFIX}/include/node/', """
config.h
src/node.h
src/node_object_wrap.h
src/node_events.h
src/node_net.h
""")
# Only install the man page if it exists.
# Do 'make doc install' to build and install it.
if os.path.exists('doc/node.1'):
bld.install_files('${PREFIX}/share/man/man1/', 'doc/node.1')
bld.install_files('${PREFIX}/bin/', 'bin/*', chmod=0755)
# Why am I using two lines? Because WAF SUCKS.
bld.install_files('${PREFIX}/lib/node/wafadmin', 'tools/wafadmin/*.py')
bld.install_files('${PREFIX}/lib/node/wafadmin/Tools', 'tools/wafadmin/Tools/*.py')
bld.install_files('${PREFIX}/lib/node/libraries/', 'lib/*.js')
def shutdown():
Options.options.debug
# HACK to get binding.node out of build directory.
# better way to do this?
if 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')
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