Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 1 | # Copyright (c) 2015, Google Inc. |
| 2 | # |
| 3 | # Permission to use, copy, modify, and/or distribute this software for any |
| 4 | # purpose with or without fee is hereby granted, provided that the above |
| 5 | # copyright notice and this permission notice appear in all copies. |
| 6 | # |
| 7 | # THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
| 8 | # WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
| 9 | # MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY |
| 10 | # SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| 11 | # WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION |
| 12 | # OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN |
| 13 | # CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| 14 | |
| 15 | import os.path |
| 16 | import shutil |
| 17 | import sys |
| 18 | import tarfile |
| 19 | import tempfile |
| 20 | import urllib |
| 21 | |
| 22 | # CLANG_REVISION and CLANG_SUB_REVISION determine the build of clang |
Adam Langley | 4139edb | 2016-01-13 15:00:54 -0800 | [diff] [blame] | 23 | # to use. These should be synced with tools/clang/scripts/update.py in |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 24 | # Chromium. |
Robert Sloan | 7d422bc | 2017-03-06 10:04:29 -0800 | [diff] [blame] | 25 | CLANG_REVISION = "296320" |
Adam Langley | e9ada86 | 2015-05-11 17:20:37 -0700 | [diff] [blame] | 26 | CLANG_SUB_REVISION = "1" |
| 27 | |
| 28 | PACKAGE_VERSION = "%s-%s" % (CLANG_REVISION, CLANG_SUB_REVISION) |
| 29 | LLVM_BUILD_DIR = os.path.join(os.path.dirname(__file__), "llvm-build") |
| 30 | STAMP_FILE = os.path.join(LLVM_BUILD_DIR, "cr_build_revision") |
| 31 | |
| 32 | CDS_URL = "https://commondatastorage.googleapis.com/chromium-browser-clang" |
| 33 | |
| 34 | def DownloadFile(url, path): |
| 35 | """DownloadFile fetches |url| to |path|.""" |
| 36 | last_progress = [0] |
| 37 | def report(a, b, c): |
| 38 | progress = int(a * b * 100.0 / c) |
| 39 | if progress != last_progress[0]: |
| 40 | print >> sys.stderr, "Downloading... %d%%" % progress |
| 41 | last_progress[0] = progress |
| 42 | urllib.urlretrieve(url, path, reporthook=report) |
| 43 | |
| 44 | def main(args): |
| 45 | # For now, only download clang on Linux. |
| 46 | if not sys.platform.startswith("linux"): |
| 47 | return 0 |
| 48 | |
| 49 | if os.path.exists(STAMP_FILE): |
| 50 | with open(STAMP_FILE) as f: |
| 51 | if f.read().strip() == PACKAGE_VERSION: |
| 52 | print >> sys.stderr, "Clang already at %s" % (PACKAGE_VERSION,) |
| 53 | return 0 |
| 54 | |
| 55 | if os.path.exists(LLVM_BUILD_DIR): |
| 56 | shutil.rmtree(LLVM_BUILD_DIR) |
| 57 | |
| 58 | print >> sys.stderr, "Downloading Clang %s" % (PACKAGE_VERSION,) |
| 59 | cds_full_url = "%s/Linux_x64/clang-%s.tgz" % (CDS_URL, PACKAGE_VERSION) |
| 60 | with tempfile.NamedTemporaryFile() as temp: |
| 61 | DownloadFile(cds_full_url, temp.name) |
| 62 | with tarfile.open(temp.name, "r:gz") as tar_file: |
| 63 | tar_file.extractall(LLVM_BUILD_DIR) |
| 64 | |
| 65 | with open(STAMP_FILE, "wb") as stamp_file: |
| 66 | stamp_file.write(PACKAGE_VERSION) |
| 67 | |
| 68 | return 0 |
| 69 | |
| 70 | if __name__ == "__main__": |
| 71 | sys.exit(main(sys.argv[1:])) |