10 CC = os.environ.get('CC', 'cc')
12 root_dir = os.path.dirname(__file__)
13 sys.path.insert(0, os.path.join(root_dir, 'deps', 'v8', 'tools'))
16 parser = optparse.OptionParser()
18 parser.add_option("--debug",
21 help="Also build debug build")
23 parser.add_option("--prefix",
26 help="Select the install prefix (defaults to /usr/local)")
28 parser.add_option("--without-npm",
31 help="Don\'t install the bundled npm package manager")
33 parser.add_option("--without-ssl",
36 help="Build without SSL")
38 parser.add_option("--without-snapshot",
40 dest="without_snapshot",
41 help="Build without snapshotting V8 libraries. You might want to set"
42 " this for cross-compiling. [Default: False]")
44 parser.add_option("--shared-v8",
47 help="Link to a shared V8 DLL instead of static linking")
49 parser.add_option("--shared-v8-includes",
51 dest="shared_v8_includes",
52 help="Directory containing V8 header files")
54 parser.add_option("--shared-v8-libpath",
56 dest="shared_v8_libpath",
57 help="A directory to search for the shared V8 DLL")
59 parser.add_option("--shared-v8-libname",
61 dest="shared_v8_libname",
62 help="Alternative lib name to link to (default: 'v8')")
64 parser.add_option("--shared-openssl",
66 dest="shared_openssl",
67 help="Link to a shared OpenSSl DLL instead of static linking")
69 parser.add_option("--shared-openssl-includes",
71 dest="shared_openssl_includes",
72 help="Directory containing OpenSSL header files")
74 parser.add_option("--shared-openssl-libpath",
76 dest="shared_openssl_libpath",
77 help="A directory to search for the shared OpenSSL DLLs")
79 parser.add_option("--shared-openssl-libname",
81 dest="shared_openssl_libname",
82 help="Alternative lib name to link to (default: 'crypto,ssl')")
85 parser.add_option("--openssl-use-sys",
87 dest="shared_openssl",
88 help=optparse.SUPPRESS_HELP)
91 parser.add_option("--openssl-includes",
93 dest="shared_openssl_includes",
94 help=optparse.SUPPRESS_HELP)
97 parser.add_option("--openssl-libpath",
99 dest="shared_openssl_libpath",
100 help=optparse.SUPPRESS_HELP)
102 # TODO document when we've decided on what the tracing API and its options will
104 parser.add_option("--systemtap-includes",
106 dest="systemtap_includes",
107 help=optparse.SUPPRESS_HELP)
109 parser.add_option("--no-ssl2",
112 help="Disable OpenSSL v2")
114 parser.add_option("--shared-zlib",
117 help="Link to a shared zlib DLL instead of static linking")
119 parser.add_option("--shared-zlib-includes",
121 dest="shared_zlib_includes",
122 help="Directory containing zlib header files")
124 parser.add_option("--shared-zlib-libpath",
126 dest="shared_zlib_libpath",
127 help="A directory to search for the shared zlib DLL")
129 parser.add_option("--shared-zlib-libname",
131 dest="shared_zlib_libname",
132 help="Alternative lib name to link to (default: 'z')")
134 parser.add_option("--shared-http-parser",
136 dest="shared_http_parser",
137 help="Link to a shared http_parser DLL instead of static linking")
139 parser.add_option("--shared-http-parser-includes",
141 dest="shared_http_parser_includes",
142 help="Directory containing http_parser header files")
144 parser.add_option("--shared-http-parser-libpath",
146 dest="shared_http_parser_libpath",
147 help="A directory to search for the shared http_parser DLL")
149 parser.add_option("--shared-http-parser-libname",
151 dest="shared_http_parser_libname",
152 help="Alternative lib name to link to (default: 'http_parser')")
154 parser.add_option("--shared-cares",
157 help="Link to a shared cares DLL instead of static linking")
159 parser.add_option("--shared-cares-includes",
161 dest="shared_cares_includes",
162 help="Directory containing cares header files")
164 parser.add_option("--shared-cares-libpath",
166 dest="shared_cares_libpath",
167 help="A directory to search for the shared cares DLL")
169 parser.add_option("--shared-cares-libname",
171 dest="shared_cares_libname",
172 help="Alternative lib name to link to (default: 'cares')")
174 parser.add_option("--shared-libuv",
177 help="Link to a shared libuv DLL instead of static linking")
179 parser.add_option("--shared-libuv-includes",
181 dest="shared_libuv_includes",
182 help="Directory containing libuv header files")
184 parser.add_option("--shared-libuv-libpath",
186 dest="shared_libuv_libpath",
187 help="A directory to search for the shared libuv DLL")
189 parser.add_option("--shared-libuv-libname",
191 dest="shared_libuv_libname",
192 help="Alternative lib name to link to (default: 'uv')")
194 parser.add_option("--with-dtrace",
197 help="Build with DTrace (default is true on sunos)")
199 parser.add_option("--without-dtrace",
201 dest="without_dtrace",
202 help="Build without DTrace")
204 parser.add_option("--with-etw",
207 help="Build with ETW (default is true on Windows)")
209 parser.add_option("--without-etw",
212 help="Build without ETW")
214 # CHECKME does this still work with recent releases of V8?
215 parser.add_option("--gdb",
218 help="add gdb support")
220 parser.add_option("--dest-cpu",
223 help="CPU architecture to build for. Valid values are: arm, ia32, x64")
225 parser.add_option("--dest-os",
228 help="Operating system to build for. Valid values are: "
229 "win, mac, solaris, freebsd, linux")
231 parser.add_option("--no-ifaddrs",
234 help="Use on deprecated SunOS systems that do not support ifaddrs.h")
236 parser.add_option("--with-arm-float-abi",
238 dest="arm_float_abi",
239 help="Specifies which floating-point ABI to use. Valid values are: "
240 "soft, softfp, hard")
242 parser.add_option("--ninja",
245 help="Generate files for the ninja build system")
247 # Using --unsafe-optimizations voids your warranty.
248 parser.add_option("--unsafe-optimizations",
250 dest="unsafe_optimizations",
251 help=optparse.SUPPRESS_HELP)
253 parser.add_option("--xcode",
256 help="Generate build files for use with xcode")
258 (options, args) = parser.parse_args()
262 """Returns the string 'true' if value is truthy, 'false' otherwise."""
270 cmd = os.popen('pkg-config --libs %s' % pkg, 'r')
271 libs = cmd.readline().strip()
273 if (ret): return None
275 cmd = os.popen('pkg-config --cflags %s' % pkg, 'r')
276 cflags = cmd.readline().strip()
278 if (ret): return None
280 return (libs, cflags)
284 """Checks predefined macros using the CC command."""
287 p = subprocess.Popen(shlex.split(CC) + ['-dM', '-E', '-'],
288 stdin=subprocess.PIPE,
289 stdout=subprocess.PIPE,
290 stderr=subprocess.PIPE)
292 print '''Node.js configure error: No acceptable C compiler found!
294 Please make sure you have a C compiler installed on your system and/or
295 consider adjusting the CC environment variable if you installed
296 it in a non-standard prefix.
301 out = p.communicate()[0]
303 out = str(out).split('\n')
307 lst = shlex.split(line)
316 """Check for ARMv7 instructions"""
317 cc_macros_cache = cc_macros()
318 return ('__ARM_ARCH_7__' in cc_macros_cache or
319 '__ARM_ARCH_7A__' in cc_macros_cache or
320 '__ARM_ARCH_7R__' in cc_macros_cache or
321 '__ARM_ARCH_7M__' in cc_macros_cache)
324 def arm_hard_float_abi():
325 """Check for hardfloat or softfloat eabi on ARM"""
326 # GCC versions 4.6 and above define __ARM_PCS or __ARM_PCS_VFP to specify
327 # the Floating Point ABI used (PCS stands for Procedure Call Standard).
328 # We use these as well as a couple of other defines to statically determine
330 # GCC versions 4.4 and below don't support hard-fp.
331 # GCC versions 4.5 may support hard-fp without defining __ARM_PCS or
334 if compiler_version() >= (4, 6, 0):
335 return '__ARM_PCS_VFP' in cc_macros()
336 elif compiler_version() < (4, 5, 0):
338 elif '__ARM_PCS_VFP' in cc_macros():
340 elif ('__ARM_PCS' in cc_macros() or
341 '__SOFTFP' in cc_macros() or
342 not '__VFP_FP__' in cc_macros()):
345 print '''Node.js configure error: Your version of GCC does not report
346 the Floating-Point ABI to compile for your hardware
348 Please manually specify which floating-point ABI to use with the
349 --with-arm-float-abi option.
355 """Host architecture check using the CC command."""
360 '__x86_64__' : 'x64',
365 rtn = 'ia32' # default
368 if i in k and k[i] != '0':
376 """Host architecture check using environ vars (better way to do this?)"""
378 arch = os.environ.get('PROCESSOR_ARCHITECTURE', 'x86')
386 return matchup.get(arch, 'ia32')
389 def compiler_version():
391 proc = subprocess.Popen(shlex.split(CC) + ['--version'], stdout=subprocess.PIPE)
395 is_clang = 'clang' in proc.communicate()[0].split('\n')[0]
397 proc = subprocess.Popen(shlex.split(CC) + ['-dumpversion'], stdout=subprocess.PIPE)
398 version = tuple(map(int, proc.communicate()[0].split('.')))
400 return (version, is_clang)
403 def configure_arm(o):
404 # V8 on ARM requires that armv7 is set. CPU Model detected by
405 # the presence of __ARM_ARCH_7__ and the like defines in compiler
406 if options.arm_float_abi:
407 hard_float = options.arm_float_abi == 'hard'
409 hard_float = arm_hard_float_abi()
410 o['variables']['v8_use_arm_eabi_hardfloat'] = b(hard_float)
412 armv7 = is_arch_armv7()
414 # CHECKME VFPv3 implies ARMv7+ but is the reverse true as well?
415 o['variables']['arm_fpu'] = 'vfpv3'
416 o['variables']['arm_neon'] = 0
417 o['variables']['armv7'] = int(armv7)
420 def configure_node(o):
421 o['variables']['v8_enable_gdbjit'] = 1 if options.gdb else 0
422 o['variables']['v8_no_strict_aliasing'] = 1 # work around compiler bugs
423 o['variables']['node_prefix'] = os.path.expanduser(options.prefix or '')
424 o['variables']['node_install_npm'] = b(not options.without_npm)
425 o['variables']['node_unsafe_optimizations'] = (
426 1 if options.unsafe_optimizations else 0)
427 o['default_configuration'] = 'Debug' if options.debug else 'Release'
429 host_arch = host_arch_win() if os.name == 'nt' else host_arch_cc()
430 target_arch = options.dest_cpu or host_arch
431 o['variables']['host_arch'] = host_arch
432 o['variables']['target_arch'] = target_arch
434 if target_arch == 'arm':
437 cc_version, is_clang = compiler_version()
438 o['variables']['clang'] = 1 if is_clang else 0
440 if not is_clang and cc_version != 0:
441 o['variables']['gcc_version'] = 10 * cc_version[0] + cc_version[1]
443 # clang has always supported -fvisibility=hidden, right?
444 if not is_clang and cc_version < (4,0,0):
445 o['variables']['visibility'] = ''
447 # By default, enable DTrace on SunOS systems. Don't allow it on other
448 # systems, since it won't work. (The MacOS build process is different than
449 # SunOS, and we haven't implemented it.)
450 if sys.platform.startswith('sunos'):
451 o['variables']['node_use_dtrace'] = b(not options.without_dtrace)
452 elif sys.platform.startswith('linux'):
453 o['variables']['node_use_dtrace'] = 'false'
454 o['variables']['node_use_systemtap'] = b(options.with_dtrace)
455 if options.systemtap_includes:
456 o['include_dirs'] += [options.systemtap_includes]
457 elif b(options.with_dtrace) == 'true':
459 'DTrace is currently only supported on SunOS or Linux systems.')
461 o['variables']['node_use_dtrace'] = 'false'
462 o['variables']['node_use_systemtap'] = 'false'
464 if options.no_ifaddrs:
465 o['defines'] += ['SUNOS_NO_IFADDRS']
467 # By default, enable ETW on Windows.
468 if sys.platform.startswith('win32'):
469 o['variables']['node_use_etw'] = b(not options.without_etw);
470 elif b(options.with_etw) == 'true':
471 raise Exception('ETW is only supported on Windows.')
473 o['variables']['node_use_etw'] = 'false'
476 def configure_libz(o):
477 o['variables']['node_shared_zlib'] = b(options.shared_zlib)
479 # assume shared_zlib if one of these is set?
480 if options.shared_zlib_libpath:
481 o['libraries'] += ['-L%s' % options.shared_zlib_libpath]
482 if options.shared_zlib_libname:
483 o['libraries'] += ['-l%s' % options.shared_zlib_libname]
484 elif options.shared_zlib:
485 o['libraries'] += ['-lz']
486 if options.shared_zlib_includes:
487 o['include_dirs'] += [options.shared_zlib_includes]
490 def configure_http_parser(o):
491 o['variables']['node_shared_http_parser'] = b(options.shared_http_parser)
493 # assume shared http_parser if one of these is set?
494 if options.shared_http_parser_libpath:
495 o['libraries'] += ['-L%s' % options.shared_http_parser_libpath]
496 if options.shared_http_parser_libname:
497 o['libraries'] += ['-l%s' % options.shared_http_parser_libname]
498 elif options.shared_http_parser:
499 o['libraries'] += ['-lhttp_parser']
500 if options.shared_http_parser_includes:
501 o['include_dirs'] += [options.shared_http_parser_includes]
504 def configure_cares(o):
505 o['variables']['node_shared_cares'] = b(options.shared_cares)
507 # assume shared cares if one of these is set?
508 if options.shared_cares_libpath:
509 o['libraries'] += ['-L%s' % options.shared_cares_libpath]
510 if options.shared_cares_libname:
511 o['libraries'] += ['-l%s' % options.shared_cares_libname]
512 elif options.shared_cares:
513 o['libraries'] += ['-lcares']
514 if options.shared_cares_includes:
515 o['include_dirs'] += [options.shared_cares_includes]
518 def configure_libuv(o):
519 o['variables']['node_shared_libuv'] = b(options.shared_libuv)
521 # assume shared libuv if one of these is set?
522 if options.shared_libuv_libpath:
523 o['libraries'] += ['-L%s' % options.shared_libuv_libpath]
524 if options.shared_libuv_libname:
525 o['libraries'] += ['-l%s' % options.shared_libuv_libname]
526 elif options.shared_libuv:
527 o['libraries'] += ['-luv']
528 if options.shared_libuv_includes:
529 o['include_dirs'] += [options.shared_libuv_includes]
533 o['variables']['v8_use_snapshot'] = b(not options.without_snapshot)
534 o['variables']['node_shared_v8'] = b(options.shared_v8)
536 # assume shared_v8 if one of these is set?
537 if options.shared_v8_libpath:
538 o['libraries'] += ['-L%s' % options.shared_v8_libpath]
539 if options.shared_v8_libname:
540 o['libraries'] += ['-l%s' % options.shared_v8_libname]
541 elif options.shared_v8:
542 o['libraries'] += ['-lv8']
543 if options.shared_v8_includes:
544 o['include_dirs'] += [options.shared_v8_includes]
547 def configure_openssl(o):
548 o['variables']['node_use_openssl'] = b(not options.without_ssl)
549 o['variables']['node_shared_openssl'] = b(options.shared_openssl)
551 if options.without_ssl:
555 o['defines'] += ['OPENSSL_NO_SSL2=1']
557 if options.shared_openssl:
558 (libs, cflags) = pkg_config('openssl') or ('-lssl -lcrypto', '')
560 if options.shared_openssl_libpath:
561 o['libraries'] += ['-L%s' % options.shared_openssl_libpath]
563 if options.shared_openssl_libname:
564 libnames = options.shared_openssl_libname.split(',')
565 o['libraries'] += ['-l%s' % s for s in libnames]
567 o['libraries'] += libs.split()
569 if options.shared_openssl_includes:
570 o['include_dirs'] += [options.shared_openssl_includes]
572 o['cflags'] += cflags.split()
576 'variables': { 'python': sys.executable },
583 configure_node(output)
584 configure_libz(output)
585 configure_http_parser(output)
586 configure_cares(output)
587 configure_libuv(output)
589 configure_openssl(output)
591 # variables should be a root level element,
592 # move everything else to target_defaults
593 variables = output['variables']
594 del output['variables']
596 'variables': variables,
597 'target_defaults': output
599 pprint.pprint(output, indent=2)
601 def write(filename, data):
602 filename = os.path.join(root_dir, filename)
603 print "creating ", filename
604 f = open(filename, 'w+')
607 write('config.gypi', "# Do not edit. Generated by the configure script.\n" +
608 pprint.pformat(output, indent=2) + "\n")
611 'BUILDTYPE': 'Debug' if options.debug else 'Release',
612 'USE_NINJA': str(int(options.use_ninja or 0)),
613 'USE_XCODE': str(int(options.use_xcode or 0)),
614 'PYTHON': sys.executable,
616 config = '\n'.join(map('='.join, config.iteritems())) + '\n'
619 '# Do not edit. Generated by the configure script.\n' + config)
621 if options.use_ninja:
622 gyp_args = ['-f', 'ninja']
623 elif options.use_xcode:
624 gyp_args = ['-f', 'xcode']
625 elif os.name == 'nt':
626 gyp_args = ['-f', 'msvs', '-G', 'msvs_version=auto']
627 elif options.dest_os:
628 gyp_args = ['-f', 'make-' + options.dest_os]
630 gyp_args = ['-f', 'make']
632 subprocess.call([sys.executable, 'tools/gyp_node'] + gyp_args)