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1 #!/usr/bin/env python | 1 #!/usr/bin/env python |
2 # Copyright (c) 2012 The Chromium Authors. All rights reserved. | 2 # Copyright (c) 2012 The Chromium Authors. All rights reserved. |
3 # Use of this source code is governed by a BSD-style license that can be | 3 # Use of this source code is governed by a BSD-style license that can be |
4 # found in the LICENSE file. | 4 # found in the LICENSE file. |
5 | 5 |
6 """Utility for checking and processing licensing information in third_party | 6 """Utility for checking and processing licensing information in third_party |
7 directories. | 7 directories. |
8 | 8 |
9 Usage: licenses.py <command> | 9 Usage: licenses.py <command> |
10 | 10 |
11 Commands: | 11 Commands: |
12 scan scan third_party directories, verifying that we have licensing info | 12 scan scan third_party directories, verifying that we have licensing info |
13 credits generate about:credits on stdout | 13 credits generate about:credits on stdout |
14 | 14 |
15 (You can also import this as a module.) | 15 (You can also import this as a module.) |
16 """ | 16 """ |
17 | 17 |
18 import argparse | 18 import argparse |
19 import cgi | 19 import cgi |
20 import os | 20 import os |
21 import shutil | 21 import shutil |
| 22 import re |
22 import subprocess | 23 import subprocess |
23 import sys | 24 import sys |
24 import tempfile | 25 import tempfile |
25 | 26 |
26 # TODO(agrieve): Move build_utils.WriteDepFile into a non-android directory. | 27 # TODO(agrieve): Move build_utils.WriteDepFile into a non-android directory. |
27 _REPOSITORY_ROOT = os.path.dirname(os.path.dirname(__file__)) | 28 _REPOSITORY_ROOT = os.path.dirname(os.path.dirname(__file__)) |
28 sys.path.append(os.path.join(_REPOSITORY_ROOT, 'build/android/gyp/util')) | 29 sys.path.append(os.path.join(_REPOSITORY_ROOT, 'build/android/gyp/util')) |
29 import build_utils | 30 import build_utils |
30 | 31 |
31 | 32 |
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473 elif sys.platform == 'darwin': | 474 elif sys.platform == 'darwin': |
474 subdir = 'mac' | 475 subdir = 'mac' |
475 elif sys.platform == 'win32': | 476 elif sys.platform == 'win32': |
476 subdir, exe = 'win', 'gn.exe' | 477 subdir, exe = 'win', 'gn.exe' |
477 else: | 478 else: |
478 raise RuntimeError("Unsupported platform '%s'." % sys.platform) | 479 raise RuntimeError("Unsupported platform '%s'." % sys.platform) |
479 | 480 |
480 return os.path.join(_REPOSITORY_ROOT, 'buildtools', subdir, exe) | 481 return os.path.join(_REPOSITORY_ROOT, 'buildtools', subdir, exe) |
481 | 482 |
482 | 483 |
| 484 def GetThirdPartyDepsFromGNDepsOutput(gn_deps): |
| 485 """Returns third_party/foo directories given the output of "gn desc deps". |
| 486 |
| 487 Note that it always returns the direct sub-directory of third_party |
| 488 where README.chromium and LICENSE files are, so that it can be passed to |
| 489 ParseDir(). e.g.: |
| 490 .../third_party/cld_3/src/src/BUILD.gn -> .../third_party/cld_3 |
| 491 """ |
| 492 third_party_deps = set() |
| 493 for build_dep in gn_deps.split(): |
| 494 m = re.search(r'^(.+/third_party/[^/]+)/(.+/)?BUILD\.gn$', build_dep) |
| 495 if m: |
| 496 third_party_deps.add(m.group(1)) |
| 497 return third_party_deps |
| 498 |
| 499 |
483 def FindThirdPartyDeps(gn_out_dir, gn_target): | 500 def FindThirdPartyDeps(gn_out_dir, gn_target): |
484 if not gn_out_dir: | 501 if not gn_out_dir: |
485 raise RuntimeError("--gn-out-dir is required if --gn-target is used.") | 502 raise RuntimeError("--gn-out-dir is required if --gn-target is used.") |
486 | 503 |
487 # Generate gn project in temp directory and use it to find dependencies. | 504 # Generate gn project in temp directory and use it to find dependencies. |
488 # Current gn directory cannot be used when we run this script in a gn action | 505 # Current gn directory cannot be used when we run this script in a gn action |
489 # rule, because gn doesn't allow recursive invocations due to potential side | 506 # rule, because gn doesn't allow recursive invocations due to potential side |
490 # effects. | 507 # effects. |
491 tmp_dir = None | 508 tmp_dir = None |
492 try: | 509 try: |
493 tmp_dir = tempfile.mkdtemp(dir = gn_out_dir) | 510 tmp_dir = tempfile.mkdtemp(dir = gn_out_dir) |
494 shutil.copy(os.path.join(gn_out_dir, "args.gn"), tmp_dir) | 511 shutil.copy(os.path.join(gn_out_dir, "args.gn"), tmp_dir) |
495 subprocess.check_output([_GnBinary(), "gen", tmp_dir]) | 512 subprocess.check_output([_GnBinary(), "gen", tmp_dir]) |
496 gn_deps = subprocess.check_output([ | 513 gn_deps = subprocess.check_output([ |
497 _GnBinary(), "desc", tmp_dir, gn_target, | 514 _GnBinary(), "desc", tmp_dir, gn_target, |
498 "deps", "--as=buildfile", "--all"]) | 515 "deps", "--as=buildfile", "--all"]) |
499 finally: | 516 finally: |
500 if tmp_dir and os.path.exists(tmp_dir): | 517 if tmp_dir and os.path.exists(tmp_dir): |
501 shutil.rmtree(tmp_dir) | 518 shutil.rmtree(tmp_dir) |
502 | 519 |
503 third_party_deps = set() | 520 return GetThirdPartyDepsFromGNDepsOutput(gn_deps) |
504 for build_dep in gn_deps.split(): | |
505 if ("third_party" in build_dep and | |
506 os.path.basename(build_dep) == "BUILD.gn"): | |
507 third_party_deps.add(os.path.dirname(build_dep)) | |
508 return third_party_deps | |
509 | 521 |
510 | 522 |
511 def ScanThirdPartyDirs(root=None): | 523 def ScanThirdPartyDirs(root=None): |
512 """Scan a list of directories and report on any problems we find.""" | 524 """Scan a list of directories and report on any problems we find.""" |
513 if root is None: | 525 if root is None: |
514 root = os.getcwd() | 526 root = os.getcwd() |
515 third_party_dirs = FindThirdPartyDirsWithFiles(root) | 527 third_party_dirs = FindThirdPartyDirsWithFiles(root) |
516 | 528 |
517 errors = [] | 529 errors = [] |
518 for path in sorted(third_party_dirs): | 530 for path in sorted(third_party_dirs): |
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706 if not GenerateLicenseFile( | 718 if not GenerateLicenseFile( |
707 args.output_file, args.gn_out_dir, args.gn_target): | 719 args.output_file, args.gn_out_dir, args.gn_target): |
708 return 1 | 720 return 1 |
709 else: | 721 else: |
710 print __doc__ | 722 print __doc__ |
711 return 1 | 723 return 1 |
712 | 724 |
713 | 725 |
714 if __name__ == '__main__': | 726 if __name__ == '__main__': |
715 sys.exit(main()) | 727 sys.exit(main()) |
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