mirror of
https://github.com/nodejs/node.git
synced 2024-12-01 16:10:02 +01:00
35a1421e96
This commit enables ETW events to be fired on Windows for existing DTrace probes. ETW instrumentation is enabled by default. It is possible to build node.exe without ETW instrumentation by using --without-etw option with configure script.
394 lines
11 KiB
Python
Executable File
394 lines
11 KiB
Python
Executable File
#!/usr/bin/env python
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import optparse
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import os
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import pprint
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import re
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import subprocess
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import sys
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CC = os.environ.get('CC', 'cc')
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root_dir = os.path.dirname(__file__)
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sys.path.insert(0, os.path.join(root_dir, 'deps', 'v8', 'tools'))
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# parse our options
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parser = optparse.OptionParser()
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parser.add_option("--debug",
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action="store_true",
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dest="debug",
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help="Also build debug build")
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parser.add_option("--prefix",
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action="store",
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dest="prefix",
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help="Select the install prefix (defaults to /usr/local)")
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parser.add_option("--without-npm",
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action="store_true",
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dest="without_npm",
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help="Don\'t install the bundled npm package manager")
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parser.add_option("--without-waf",
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action="store_true",
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dest="without_waf",
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help="Don\'t install node-waf")
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parser.add_option("--without-ssl",
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action="store_true",
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dest="without_ssl",
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help="Build without SSL")
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parser.add_option("--without-snapshot",
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action="store_true",
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dest="without_snapshot",
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help="Build without snapshotting V8 libraries. You might want to set"
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" this for cross-compiling. [Default: False]")
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parser.add_option("--shared-v8",
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action="store_true",
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dest="shared_v8",
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help="Link to a shared V8 DLL instead of static linking")
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parser.add_option("--shared-v8-includes",
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action="store",
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dest="shared_v8_includes",
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help="Directory containing V8 header files")
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parser.add_option("--shared-v8-libpath",
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action="store",
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dest="shared_v8_libpath",
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help="A directory to search for the shared V8 DLL")
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parser.add_option("--shared-v8-libname",
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action="store",
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dest="shared_v8_libname",
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help="Alternative lib name to link to (default: 'v8')")
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parser.add_option("--openssl-use-sys",
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action="store_true",
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dest="openssl_use_sys",
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help="Use the system OpenSSL instead of one included with Node")
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parser.add_option("--openssl-includes",
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action="store",
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dest="openssl_includes",
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help="A directory to search for the OpenSSL includes")
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parser.add_option("--openssl-libpath",
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action="store",
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dest="openssl_libpath",
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help="A directory to search for the OpenSSL libraries")
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parser.add_option("--no-ssl2",
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action="store_true",
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dest="no_ssl2",
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help="Disable OpenSSL v2")
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parser.add_option("--shared-zlib",
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action="store_true",
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dest="shared_zlib",
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help="Link to a shared zlib DLL instead of static linking")
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parser.add_option("--shared-zlib-includes",
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action="store",
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dest="shared_zlib_includes",
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help="Directory containing zlib header files")
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parser.add_option("--shared-zlib-libpath",
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action="store",
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dest="shared_zlib_libpath",
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help="A directory to search for the shared zlib DLL")
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parser.add_option("--shared-zlib-libname",
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action="store",
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dest="shared_zlib_libname",
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help="Alternative lib name to link to (default: 'z')")
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parser.add_option("--with-dtrace",
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action="store_true",
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dest="with_dtrace",
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help="Build with DTrace (default is true on supported systems)")
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parser.add_option("--without-dtrace",
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action="store_true",
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dest="without_dtrace",
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help="Build without DTrace")
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parser.add_option("--with-etw",
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action="store_true",
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dest="with_etw",
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help="Build with ETW (default is true on Windows)")
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parser.add_option("--without-etw",
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action="store_true",
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dest="without_etw",
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help="Build without ETW")
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# CHECKME does this still work with recent releases of V8?
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parser.add_option("--gdb",
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action="store_true",
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dest="gdb",
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help="add gdb support")
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parser.add_option("--dest-cpu",
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action="store",
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dest="dest_cpu",
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help="CPU architecture to build for. Valid values are: arm, ia32, x64")
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(options, args) = parser.parse_args()
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def b(value):
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"""Returns the string 'true' if value is truthy, 'false' otherwise."""
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if value:
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return 'true'
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else:
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return 'false'
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def pkg_config(pkg):
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cmd = os.popen('pkg-config --libs %s' % pkg, 'r')
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libs = cmd.readline().strip()
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ret = cmd.close()
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if (ret): return None
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cmd = os.popen('pkg-config --cflags %s' % pkg, 'r')
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cflags = cmd.readline().strip()
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ret = cmd.close()
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if (ret): return None
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return (libs, cflags)
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def host_arch_cc():
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"""Host architecture check using the CC command."""
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try:
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p = subprocess.Popen(CC.split() + ['-dM', '-E', '-'],
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stdin=subprocess.PIPE,
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stdout=subprocess.PIPE,
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stderr=subprocess.PIPE)
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except OSError:
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print '''Node.js configure error: No acceptable C compiler found!
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Please make sure you have a C compiler installed on your system and/or
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consider adjusting the CC environment variable if you installed
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it in a non-standard prefix.
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'''
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sys.exit()
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p.stdin.write('\n')
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out = p.communicate()[0]
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out = str(out).split('\n')
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k = {}
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for line in out:
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import shlex
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lst = shlex.split(line)
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if len(lst) > 2:
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key = lst[1]
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val = lst[2]
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k[key] = val
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matchup = {
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'__x86_64__' : 'x64',
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'__i386__' : 'ia32',
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'__arm__' : 'arm',
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}
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rtn = 'ia32' # default
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for i in matchup:
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if i in k and k[i] != '0':
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rtn = matchup[i]
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break
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return rtn
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def host_arch_win():
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"""Host architecture check using environ vars (better way to do this?)"""
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arch = os.environ.get('PROCESSOR_ARCHITECTURE', 'x86')
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matchup = {
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'AMD64' : 'x64',
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'x86' : 'ia32',
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'arm' : 'arm',
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}
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return matchup.get(arch, 'ia32')
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def host_arch():
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"""Host architecture. One of arm, ia32 or x64."""
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if os.name == 'nt':
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arch = host_arch_win()
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else:
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arch = host_arch_cc()
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return arch
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def target_arch():
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return host_arch()
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def cc_version():
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try:
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proc = subprocess.Popen([CC, '-v'], stderr=subprocess.PIPE)
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except OSError:
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return None
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lines = proc.communicate()[1].split('\n')
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version_line = None
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for i, line in enumerate(lines):
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if 'version' in line:
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version_line = line
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if not version_line:
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return None
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version = version_line.split("version")[1].strip().split()[0].split(".")
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if not version:
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return None
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return ['LLVM' in version_line] + version
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def configure_node(o):
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# TODO add gdb
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o['variables']['node_prefix'] = options.prefix if options.prefix else ''
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o['variables']['node_install_npm'] = b(not options.without_npm)
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o['variables']['node_install_waf'] = b(not options.without_waf)
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o['variables']['host_arch'] = host_arch()
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o['variables']['target_arch'] = options.dest_cpu or target_arch()
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o['default_configuration'] = 'Debug' if options.debug else 'Release'
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# turn off strict aliasing if gcc < 4.6.0 unless it's llvm-gcc
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# see http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45883
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# see http://code.google.com/p/v8/issues/detail?id=884
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o['variables']['strict_aliasing'] = b(
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'clang' in CC or cc_version() >= [False, 4, 6, 0])
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# clang has always supported -fvisibility=hidden, right?
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if 'clang' not in CC and cc_version() < [False, 4, 0, 0]:
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o['variables']['visibility'] = ''
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# By default, enable DTrace on SunOS systems. Don't allow it on other
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# systems, since it won't work. (The MacOS build process is different than
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# SunOS, and we haven't implemented it.)
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if sys.platform.startswith('sunos'):
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o['variables']['node_use_dtrace'] = b(not options.without_dtrace);
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# Strict aliasing causes problems with the V8 snapshots on SunOS
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o['variables']['strict_aliasing'] = b(False);
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elif b(options.with_dtrace) == 'true':
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raise Exception('DTrace is currently only supported on SunOS systems.')
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else:
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o['variables']['node_use_dtrace'] = 'false'
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# By default, enable ETW on Windows.
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if sys.platform.startswith('win32'):
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o['variables']['node_use_etw'] = b(not options.without_etw);
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elif b(options.with_etw) == 'true':
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raise Exception('ETW is only supported on Windows.')
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else:
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o['variables']['node_use_etw'] = 'false'
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def configure_libz(o):
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o['variables']['node_shared_zlib'] = b(options.shared_zlib)
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# assume shared_zlib if one of these is set?
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if options.shared_zlib_libpath:
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o['libraries'] += ['-L%s' % options.shared_zlib_libpath]
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if options.shared_zlib_libname:
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o['libraries'] += ['-l%s' % options.shared_zlib_libname]
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elif options.shared_zlib:
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o['libraries'] += ['-lz']
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if options.shared_zlib_includes:
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o['include_dirs'] += [options.shared_zlib_includes]
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def configure_v8(o):
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o['variables']['v8_use_snapshot'] = b(not options.without_snapshot)
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o['variables']['node_shared_v8'] = b(options.shared_v8)
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# assume shared_v8 if one of these is set?
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if options.shared_v8_libpath:
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o['libraries'] += ['-L%s' % options.shared_v8_libpath]
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if options.shared_v8_libname:
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o['libraries'] += ['-l%s' % options.shared_v8_libname]
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elif options.shared_v8:
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o['libraries'] += ['-lv8']
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if options.shared_v8_includes:
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o['include_dirs'] += [options.shared_v8_includes]
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o['variables']['node_shared_v8_includes'] = options.shared_v8_includes
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def configure_openssl(o):
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o['variables']['node_use_openssl'] = b(not options.without_ssl)
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if options.without_ssl:
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return
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if options.no_ssl2:
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o['defines'] += ['OPENSSL_NO_SSL2=1']
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if not options.openssl_use_sys:
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o['variables']['node_use_system_openssl'] = b(False)
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else:
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out = pkg_config('openssl')
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(libs, cflags) = out if out else ('', '')
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if options.openssl_libpath:
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o['libraries'] += ['-L%s' % options.openssl_libpath, '-lssl', '-lcrypto']
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else:
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o['libraries'] += libs.split()
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if options.openssl_includes:
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o['include_dirs'] += [options.openssl_includes]
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else:
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o['cflags'] += cflags.split()
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o['variables']['node_use_system_openssl'] = b(
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libs or cflags or options.openssl_libpath or options.openssl_includes)
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output = {
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'variables': {},
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'include_dirs': [],
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'libraries': [],
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'defines': [],
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'cflags': [],
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}
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configure_node(output)
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configure_libz(output)
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configure_v8(output)
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configure_openssl(output)
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# variables should be a root level element,
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# move everything else to target_defaults
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variables = output['variables']
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del output['variables']
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output = {
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'variables': variables,
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'target_defaults': output
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}
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pprint.pprint(output, indent=2)
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def write(filename, data):
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filename = os.path.join(root_dir, filename)
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print "creating ", filename
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f = open(filename, 'w+')
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f.write(data)
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write('config.gypi', "# Do not edit. Generated by the configure script.\n" +
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pprint.pformat(output, indent=2) + "\n")
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write('config.mk', "# Do not edit. Generated by the configure script.\n" +
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("BUILDTYPE=%s\n" % ('Debug' if options.debug else 'Release')))
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if os.name == 'nt':
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subprocess.call(['python', 'tools/gyp_node', '-f', 'msvs',
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'-G', 'msvs_version=2010'])
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else:
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subprocess.call(['tools/gyp_node', '-f', 'make'])
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