dtrace: enable uv's probes if enabled
[platform/upstream/nodejs.git] / configure
1 #!/usr/bin/env python
2 import optparse
3 import os
4 import pprint
5 import re
6 import shlex
7 import subprocess
8 import sys
9
10 CC = os.environ.get('CC', 'cc')
11
12 root_dir = os.path.dirname(__file__)
13 sys.path.insert(0, os.path.join(root_dir, 'deps', 'v8', 'tools'))
14
15 # parse our options
16 parser = optparse.OptionParser()
17
18 parser.add_option("--debug",
19     action="store_true",
20     dest="debug",
21     help="Also build debug build")
22
23 parser.add_option("--prefix",
24     action="store",
25     dest="prefix",
26     help="Select the install prefix (defaults to /usr/local)")
27
28 parser.add_option("--without-npm",
29     action="store_true",
30     dest="without_npm",
31     help="Don\'t install the bundled npm package manager")
32
33 parser.add_option("--without-ssl",
34     action="store_true",
35     dest="without_ssl",
36     help="Build without SSL")
37
38 parser.add_option("--without-snapshot",
39     action="store_true",
40     dest="without_snapshot",
41     help="Build without snapshotting V8 libraries. You might want to set"
42          " this for cross-compiling. [Default: False]")
43
44 parser.add_option("--shared-v8",
45     action="store_true",
46     dest="shared_v8",
47     help="Link to a shared V8 DLL instead of static linking")
48
49 parser.add_option("--shared-v8-includes",
50     action="store",
51     dest="shared_v8_includes",
52     help="Directory containing V8 header files")
53
54 parser.add_option("--shared-v8-libpath",
55     action="store",
56     dest="shared_v8_libpath",
57     help="A directory to search for the shared V8 DLL")
58
59 parser.add_option("--shared-v8-libname",
60     action="store",
61     dest="shared_v8_libname",
62     help="Alternative lib name to link to (default: 'v8')")
63
64 parser.add_option("--shared-openssl",
65     action="store_true",
66     dest="shared_openssl",
67     help="Link to a shared OpenSSl DLL instead of static linking")
68
69 parser.add_option("--shared-openssl-includes",
70     action="store",
71     dest="shared_openssl_includes",
72     help="Directory containing OpenSSL header files")
73
74 parser.add_option("--shared-openssl-libpath",
75     action="store",
76     dest="shared_openssl_libpath",
77     help="A directory to search for the shared OpenSSL DLLs")
78
79 parser.add_option("--shared-openssl-libname",
80     action="store",
81     dest="shared_openssl_libname",
82     help="Alternative lib name to link to (default: 'crypto,ssl')")
83
84 # deprecated
85 parser.add_option("--openssl-use-sys",
86     action="store_true",
87     dest="shared_openssl",
88     help=optparse.SUPPRESS_HELP)
89
90 # deprecated
91 parser.add_option("--openssl-includes",
92     action="store",
93     dest="shared_openssl_includes",
94     help=optparse.SUPPRESS_HELP)
95
96 # deprecated
97 parser.add_option("--openssl-libpath",
98     action="store",
99     dest="shared_openssl_libpath",
100     help=optparse.SUPPRESS_HELP)
101
102 # TODO document when we've decided on what the tracing API and its options will
103 # look like
104 parser.add_option("--systemtap-includes",
105     action="store",
106     dest="systemtap_includes",
107     help=optparse.SUPPRESS_HELP)
108
109 parser.add_option("--no-ssl2",
110     action="store_true",
111     dest="no_ssl2",
112     help="Disable OpenSSL v2")
113
114 parser.add_option("--shared-zlib",
115     action="store_true",
116     dest="shared_zlib",
117     help="Link to a shared zlib DLL instead of static linking")
118
119 parser.add_option("--shared-zlib-includes",
120     action="store",
121     dest="shared_zlib_includes",
122     help="Directory containing zlib header files")
123
124 parser.add_option("--shared-zlib-libpath",
125     action="store",
126     dest="shared_zlib_libpath",
127     help="A directory to search for the shared zlib DLL")
128
129 parser.add_option("--shared-zlib-libname",
130     action="store",
131     dest="shared_zlib_libname",
132     help="Alternative lib name to link to (default: 'z')")
133
134 parser.add_option("--shared-http-parser",
135     action="store_true",
136     dest="shared_http_parser",
137     help="Link to a shared http_parser DLL instead of static linking")
138
139 parser.add_option("--shared-http-parser-includes",
140     action="store",
141     dest="shared_http_parser_includes",
142     help="Directory containing http_parser header files")
143
144 parser.add_option("--shared-http-parser-libpath",
145     action="store",
146     dest="shared_http_parser_libpath",
147     help="A directory to search for the shared http_parser DLL")
148
149 parser.add_option("--shared-http-parser-libname",
150     action="store",
151     dest="shared_http_parser_libname",
152     help="Alternative lib name to link to (default: 'http_parser')")
153
154 parser.add_option("--shared-cares",
155     action="store_true",
156     dest="shared_cares",
157     help="Link to a shared cares DLL instead of static linking")
158
159 parser.add_option("--shared-cares-includes",
160     action="store",
161     dest="shared_cares_includes",
162     help="Directory containing cares header files")
163
164 parser.add_option("--shared-cares-libpath",
165     action="store",
166     dest="shared_cares_libpath",
167     help="A directory to search for the shared cares DLL")
168
169 parser.add_option("--shared-cares-libname",
170     action="store",
171     dest="shared_cares_libname",
172     help="Alternative lib name to link to (default: 'cares')")
173
174 parser.add_option("--shared-libuv",
175     action="store_true",
176     dest="shared_libuv",
177     help="Link to a shared libuv DLL instead of static linking")
178
179 parser.add_option("--shared-libuv-includes",
180     action="store",
181     dest="shared_libuv_includes",
182     help="Directory containing libuv header files")
183
184 parser.add_option("--shared-libuv-libpath",
185     action="store",
186     dest="shared_libuv_libpath",
187     help="A directory to search for the shared libuv DLL")
188
189 parser.add_option("--shared-libuv-libname",
190     action="store",
191     dest="shared_libuv_libname",
192     help="Alternative lib name to link to (default: 'uv')")
193
194 parser.add_option("--with-dtrace",
195     action="store_true",
196     dest="with_dtrace",
197     help="Build with DTrace (default is true on sunos)")
198
199 parser.add_option("--without-dtrace",
200     action="store_true",
201     dest="without_dtrace",
202     help="Build without DTrace")
203
204 parser.add_option("--with-etw",
205     action="store_true",
206     dest="with_etw",
207     help="Build with ETW (default is true on Windows)")
208
209 parser.add_option("--without-etw",
210     action="store_true",
211     dest="without_etw",
212     help="Build without ETW")
213
214 parser.add_option("--with-perfctr",
215     action="store_true",
216     dest="with_perfctr",
217     help="Build with performance counters (default is true on Windows)")
218
219 parser.add_option("--without-perfctr",
220     action="store_true",
221     dest="without_perfctr",
222     help="Build without performance counters")
223
224 # CHECKME does this still work with recent releases of V8?
225 parser.add_option("--gdb",
226     action="store_true",
227     dest="gdb",
228     help="add gdb support")
229
230 parser.add_option("--dest-cpu",
231     action="store",
232     dest="dest_cpu",
233     help="CPU architecture to build for. Valid values are: arm, ia32, x64")
234
235 parser.add_option("--dest-os",
236     action="store",
237     dest="dest_os",
238     help="Operating system to build for. Valid values are: "
239          "win, mac, solaris, freebsd, linux")
240
241 parser.add_option("--no-ifaddrs",
242     action="store_true",
243     dest="no_ifaddrs",
244     help="Use on deprecated SunOS systems that do not support ifaddrs.h")
245
246 parser.add_option("--with-arm-float-abi",
247     action="store",
248     dest="arm_float_abi",
249     help="Specifies which floating-point ABI to use. Valid values are: "
250          "soft, softfp, hard")
251
252 parser.add_option("--ninja",
253     action="store_true",
254     dest="use_ninja",
255     help="Generate files for the ninja build system")
256
257 # Using --unsafe-optimizations voids your warranty.
258 parser.add_option("--unsafe-optimizations",
259     action="store_true",
260     dest="unsafe_optimizations",
261     help=optparse.SUPPRESS_HELP)
262
263 parser.add_option("--xcode",
264     action="store_true",
265     dest="use_xcode",
266     help="Generate build files for use with xcode")
267
268 parser.add_option("--tag",
269     action="store",
270     dest="tag",
271     help="Custom build tag")
272
273 (options, args) = parser.parse_args()
274
275
276 def b(value):
277   """Returns the string 'true' if value is truthy, 'false' otherwise."""
278   if value:
279     return 'true'
280   else:
281     return 'false'
282
283
284 def pkg_config(pkg):
285   cmd = os.popen('pkg-config --libs %s' % pkg, 'r')
286   libs = cmd.readline().strip()
287   ret = cmd.close()
288   if (ret): return None
289
290   cmd = os.popen('pkg-config --cflags %s' % pkg, 'r')
291   cflags = cmd.readline().strip()
292   ret = cmd.close()
293   if (ret): return None
294
295   return (libs, cflags)
296
297
298 def cc_macros():
299   """Checks predefined macros using the CC command."""
300
301   try:
302     p = subprocess.Popen(shlex.split(CC) + ['-dM', '-E', '-'],
303                          stdin=subprocess.PIPE,
304                          stdout=subprocess.PIPE,
305                          stderr=subprocess.PIPE)
306   except OSError:
307     print '''Node.js configure error: No acceptable C compiler found!
308
309         Please make sure you have a C compiler installed on your system and/or
310         consider adjusting the CC environment variable if you installed
311         it in a non-standard prefix.
312         '''
313     sys.exit()
314
315   p.stdin.write('\n')
316   out = p.communicate()[0]
317
318   out = str(out).split('\n')
319
320   k = {}
321   for line in out:
322     lst = shlex.split(line)
323     if len(lst) > 2:
324       key = lst[1]
325       val = lst[2]
326       k[key] = val
327   return k
328
329
330 def is_arch_armv7():
331   """Check for ARMv7 instructions"""
332   cc_macros_cache = cc_macros()
333   return ('__ARM_ARCH_7__' in cc_macros_cache or
334           '__ARM_ARCH_7A__' in cc_macros_cache or
335           '__ARM_ARCH_7R__' in cc_macros_cache or
336           '__ARM_ARCH_7M__' in cc_macros_cache)
337
338
339 def is_arm_neon():
340   """Check for ARM NEON support"""
341   return '__ARM_NEON__' in cc_macros()
342
343
344 def is_arm_hard_float_abi():
345   """Check for hardfloat or softfloat eabi on ARM"""
346   # GCC versions 4.6 and above define __ARM_PCS or __ARM_PCS_VFP to specify
347   # the Floating Point ABI used (PCS stands for Procedure Call Standard).
348   # We use these as well as a couple of other defines to statically determine
349   # what FP ABI used.
350   # GCC versions 4.4 and below don't support hard-fp.
351   # GCC versions 4.5 may support hard-fp without defining __ARM_PCS or
352   # __ARM_PCS_VFP.
353
354   if compiler_version() >= (4, 6, 0):
355     return '__ARM_PCS_VFP' in cc_macros()
356   elif compiler_version() < (4, 5, 0):
357     return False
358   elif '__ARM_PCS_VFP' in cc_macros():
359     return True
360   elif ('__ARM_PCS' in cc_macros() or
361         '__SOFTFP' in cc_macros() or
362         not '__VFP_FP__' in cc_macros()):
363     return False
364   else:
365     print '''Node.js configure error: Your version of GCC does not report
366       the Floating-Point ABI to compile for your hardware
367
368       Please manually specify which floating-point ABI to use with the
369       --with-arm-float-abi option.
370       '''
371     sys.exit()
372
373
374 def host_arch_cc():
375   """Host architecture check using the CC command."""
376
377   k = cc_macros()
378
379   matchup = {
380     '__x86_64__'  : 'x64',
381     '__i386__'    : 'ia32',
382     '__arm__'     : 'arm',
383   }
384
385   rtn = 'ia32' # default
386
387   for i in matchup:
388     if i in k and k[i] != '0':
389       rtn = matchup[i]
390       break
391
392   return rtn
393
394
395 def host_arch_win():
396   """Host architecture check using environ vars (better way to do this?)"""
397
398   arch = os.environ.get('PROCESSOR_ARCHITECTURE', 'x86')
399
400   matchup = {
401     'AMD64'  : 'x64',
402     'x86'    : 'ia32',
403     'arm'    : 'arm',
404   }
405
406   return matchup.get(arch, 'ia32')
407
408
409 def compiler_version():
410   try:
411     proc = subprocess.Popen(shlex.split(CC) + ['--version'], stdout=subprocess.PIPE)
412   except WindowsError:
413     return (0, False)
414
415   is_clang = 'clang' in proc.communicate()[0].split('\n')[0]
416
417   proc = subprocess.Popen(shlex.split(CC) + ['-dumpversion'], stdout=subprocess.PIPE)
418   version = tuple(map(int, proc.communicate()[0].split('.')))
419
420   return (version, is_clang)
421
422
423 def configure_arm(o):
424   if options.arm_float_abi:
425     arm_float_abi = options.arm_float_abi
426   else:
427     arm_float_abi = 'hard' if is_arm_hard_float_abi() else 'default'
428   o['variables']['armv7'] = int(is_arch_armv7())
429   o['variables']['arm_fpu'] = 'vfpv3'  # V8 3.18 no longer supports VFP2.
430   o['variables']['arm_neon'] = int(is_arm_neon())
431   o['variables']['arm_thumb'] = 0      # -marm
432   o['variables']['arm_float_abi'] = arm_float_abi
433
434
435 def configure_node(o):
436   o['variables']['v8_enable_gdbjit'] = 1 if options.gdb else 0
437   o['variables']['v8_no_strict_aliasing'] = 1 # work around compiler bugs
438   o['variables']['node_prefix'] = os.path.expanduser(options.prefix or '')
439   o['variables']['node_install_npm'] = b(not options.without_npm)
440   o['variables']['node_unsafe_optimizations'] = (
441     1 if options.unsafe_optimizations else 0)
442   o['default_configuration'] = 'Debug' if options.debug else 'Release'
443
444   host_arch = host_arch_win() if os.name == 'nt' else host_arch_cc()
445   target_arch = options.dest_cpu or host_arch
446   o['variables']['host_arch'] = host_arch
447   o['variables']['target_arch'] = target_arch
448
449   if target_arch == 'arm':
450     configure_arm(o)
451
452   cc_version, is_clang = compiler_version()
453   o['variables']['clang'] = 1 if is_clang else 0
454
455   if not is_clang and cc_version != 0:
456     o['variables']['gcc_version'] = 10 * cc_version[0] + cc_version[1]
457
458   # clang has always supported -fvisibility=hidden, right?
459   if not is_clang and cc_version < (4,0,0):
460     o['variables']['visibility'] = ''
461
462   # By default, enable DTrace on SunOS systems. Don't allow it on other
463   # systems, since it won't work.  (The MacOS build process is different than
464   # SunOS, and we haven't implemented it.)
465   if sys.platform.startswith('sunos') or sys.platform.startswith('darwin'):
466     o['variables']['node_use_dtrace'] = b(not options.without_dtrace)
467     o['variables']['uv_use_dtrace'] = o['variables']['node_use_dtrace']
468     o['variables']['uv_parent_path'] = '/deps/uv/'
469   elif sys.platform.startswith('linux'):
470     o['variables']['node_use_dtrace'] = 'false'
471     o['variables']['node_use_systemtap'] = b(options.with_dtrace)
472     if options.systemtap_includes:
473       o['include_dirs'] += [options.systemtap_includes]
474   elif options.with_dtrace:
475     raise Exception(
476        'DTrace is currently only supported on SunOS or Linux systems.')
477   else:
478     o['variables']['node_use_dtrace'] = 'false'
479     o['variables']['node_use_systemtap'] = 'false'
480
481   if options.no_ifaddrs:
482     o['defines'] += ['SUNOS_NO_IFADDRS']
483
484   # By default, enable ETW on Windows.
485   if sys.platform.startswith('win32'):
486     o['variables']['node_use_etw'] = b(not options.without_etw);
487   elif options.with_etw:
488     raise Exception('ETW is only supported on Windows.')
489   else:
490     o['variables']['node_use_etw'] = 'false'
491
492   # By default, enable Performance counters on Windows.
493   if sys.platform.startswith('win32'):
494     o['variables']['node_use_perfctr'] = b(not options.without_perfctr);
495   elif options.with_perfctr:
496     raise Exception('Performance counter is only supported on Windows.')
497   else:
498     o['variables']['node_use_perfctr'] = 'false'
499
500   if options.tag:
501     o['variables']['node_tag'] = '-' + options.tag
502   else:
503     o['variables']['node_tag'] = ''
504
505
506 def configure_libz(o):
507   o['variables']['node_shared_zlib'] = b(options.shared_zlib)
508
509   # assume shared_zlib if one of these is set?
510   if options.shared_zlib_libpath:
511     o['libraries'] += ['-L%s' % options.shared_zlib_libpath]
512   if options.shared_zlib_libname:
513     o['libraries'] += ['-l%s' % options.shared_zlib_libname]
514   elif options.shared_zlib:
515     o['libraries'] += ['-lz']
516   if options.shared_zlib_includes:
517     o['include_dirs'] += [options.shared_zlib_includes]
518
519
520 def configure_http_parser(o):
521     o['variables']['node_shared_http_parser'] = b(options.shared_http_parser)
522
523     # assume shared http_parser if one of these is set?
524     if options.shared_http_parser_libpath:
525         o['libraries'] += ['-L%s' % options.shared_http_parser_libpath]
526     if options.shared_http_parser_libname:
527         o['libraries'] += ['-l%s' % options.shared_http_parser_libname]
528     elif options.shared_http_parser:
529         o['libraries'] += ['-lhttp_parser']
530     if options.shared_http_parser_includes:
531         o['include_dirs'] += [options.shared_http_parser_includes]
532
533
534 def configure_cares(o):
535     o['variables']['node_shared_cares'] = b(options.shared_cares)
536
537     # assume shared cares if one of these is set?
538     if options.shared_cares_libpath:
539         o['libraries'] += ['-L%s' % options.shared_cares_libpath]
540     if options.shared_cares_libname:
541         o['libraries'] += ['-l%s' % options.shared_cares_libname]
542     elif options.shared_cares:
543         o['libraries'] += ['-lcares']
544     if options.shared_cares_includes:
545         o['include_dirs'] += [options.shared_cares_includes]
546
547
548 def configure_libuv(o):
549   o['variables']['node_shared_libuv'] = b(options.shared_libuv)
550
551   # assume shared libuv if one of these is set?
552   if options.shared_libuv_libpath:
553     o['libraries'] += ['-L%s' % options.shared_libuv_libpath]
554   if options.shared_libuv_libname:
555     o['libraries'] += ['-l%s' % options.shared_libuv_libname]
556   elif options.shared_libuv:
557     o['libraries'] += ['-luv']
558   if options.shared_libuv_includes:
559     o['include_dirs'] += [options.shared_libuv_includes]
560
561
562 def configure_v8(o):
563   o['variables']['v8_use_snapshot'] = b(not options.without_snapshot)
564   o['variables']['node_shared_v8'] = b(options.shared_v8)
565
566   # assume shared_v8 if one of these is set?
567   if options.shared_v8_libpath:
568     o['libraries'] += ['-L%s' % options.shared_v8_libpath]
569   if options.shared_v8_libname:
570     o['libraries'] += ['-l%s' % options.shared_v8_libname]
571   elif options.shared_v8:
572     o['libraries'] += ['-lv8']
573   if options.shared_v8_includes:
574     o['include_dirs'] += [options.shared_v8_includes]
575
576
577 def configure_openssl(o):
578   o['variables']['node_use_openssl'] = b(not options.without_ssl)
579   o['variables']['node_shared_openssl'] = b(options.shared_openssl)
580
581   if options.without_ssl:
582     return
583
584   if options.no_ssl2:
585     o['defines'] += ['OPENSSL_NO_SSL2=1']
586
587   if options.shared_openssl:
588     (libs, cflags) = pkg_config('openssl') or ('-lssl -lcrypto', '')
589
590     if options.shared_openssl_libpath:
591       o['libraries'] += ['-L%s' % options.shared_openssl_libpath]
592
593     if options.shared_openssl_libname:
594       libnames = options.shared_openssl_libname.split(',')
595       o['libraries'] += ['-l%s' % s for s in libnames]
596     else:
597       o['libraries'] += libs.split()
598
599     if options.shared_openssl_includes:
600       o['include_dirs'] += [options.shared_openssl_includes]
601     else:
602       o['cflags'] += cflags.split()
603
604
605 def configure_winsdk(o):
606   if not sys.platform.startswith('win32'):
607     return
608
609   winsdk_dir = os.environ.get("WindowsSdkDir")
610
611   if winsdk_dir and os.path.isfile(winsdk_dir + '\\bin\\ctrpp.exe'):
612     print "Found ctrpp in WinSDK--will build generated files into tools/msvs/genfiles."
613     o['variables']['node_has_winsdk'] = 'true'
614     return
615
616   print "ctrpp not found in WinSDK path--using pre-gen files from tools/msvs/genfiles."
617
618
619 output = {
620   'variables': { 'python': sys.executable },
621   'include_dirs': [],
622   'libraries': [],
623   'defines': [],
624   'cflags': [],
625 }
626
627 configure_node(output)
628 configure_libz(output)
629 configure_http_parser(output)
630 configure_cares(output)
631 configure_libuv(output)
632 configure_v8(output)
633 configure_openssl(output)
634 configure_winsdk(output)
635
636 # variables should be a root level element,
637 # move everything else to target_defaults
638 variables = output['variables']
639 del output['variables']
640 output = {
641   'variables': variables,
642   'target_defaults': output
643 }
644 pprint.pprint(output, indent=2)
645
646 def write(filename, data):
647   filename = os.path.join(root_dir, filename)
648   print "creating ", filename
649   f = open(filename, 'w+')
650   f.write(data)
651
652 write('config.gypi', "# Do not edit. Generated by the configure script.\n" +
653   pprint.pformat(output, indent=2) + "\n")
654
655 config = {
656   'BUILDTYPE': 'Debug' if options.debug else 'Release',
657   'USE_NINJA': str(int(options.use_ninja or 0)),
658   'USE_XCODE': str(int(options.use_xcode or 0)),
659   'PYTHON': sys.executable,
660 }
661
662 if options.prefix:
663   config['PREFIX'] = options.prefix
664
665 config = '\n'.join(map('='.join, config.iteritems())) + '\n'
666
667 write('config.mk',
668       '# Do not edit. Generated by the configure script.\n' + config)
669
670 if options.use_ninja:
671   gyp_args = ['-f', 'ninja']
672 elif options.use_xcode:
673   gyp_args = ['-f', 'xcode']
674 elif os.name == 'nt':
675   gyp_args = ['-f', 'msvs', '-G', 'msvs_version=auto']
676 elif options.dest_os:
677   gyp_args = ['-f', 'make-' + options.dest_os]
678 else:
679   gyp_args = ['-f', 'make']
680
681 subprocess.call([sys.executable, 'tools/gyp_node'] + gyp_args)