ebc4de6719
Change-Id: I3bf5fcb210c181c3f7131304e41027ba081e3c0e Reviewed-on: https://boringssl-review.googlesource.com/16145 Reviewed-by: Steven Valdez <svaldez@google.com>
72 lines
2.5 KiB
Python
72 lines
2.5 KiB
Python
# Copyright (c) 2015, Google Inc.
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#
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# Permission to use, copy, modify, and/or distribute this software for any
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# purpose with or without fee is hereby granted, provided that the above
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# copyright notice and this permission notice appear in all copies.
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#
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# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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# SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
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# OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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# CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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import os.path
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import shutil
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import sys
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import tarfile
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import tempfile
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import urllib
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# CLANG_REVISION and CLANG_SUB_REVISION determine the build of clang
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# to use. These should be synced with tools/clang/scripts/update.py in
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# Chromium.
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CLANG_REVISION = "300839"
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CLANG_SUB_REVISION = "1"
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PACKAGE_VERSION = "%s-%s" % (CLANG_REVISION, CLANG_SUB_REVISION)
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LLVM_BUILD_DIR = os.path.join(os.path.dirname(__file__), "llvm-build")
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STAMP_FILE = os.path.join(LLVM_BUILD_DIR, "cr_build_revision")
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CDS_URL = "https://commondatastorage.googleapis.com/chromium-browser-clang"
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def DownloadFile(url, path):
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"""DownloadFile fetches |url| to |path|."""
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last_progress = [0]
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def report(a, b, c):
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progress = int(a * b * 100.0 / c)
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if progress != last_progress[0]:
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print >> sys.stderr, "Downloading... %d%%" % progress
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last_progress[0] = progress
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urllib.urlretrieve(url, path, reporthook=report)
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def main(args):
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# For now, only download clang on Linux.
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if not sys.platform.startswith("linux"):
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return 0
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if os.path.exists(STAMP_FILE):
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with open(STAMP_FILE) as f:
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if f.read().strip() == PACKAGE_VERSION:
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print >> sys.stderr, "Clang already at %s" % (PACKAGE_VERSION,)
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return 0
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if os.path.exists(LLVM_BUILD_DIR):
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shutil.rmtree(LLVM_BUILD_DIR)
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print >> sys.stderr, "Downloading Clang %s" % (PACKAGE_VERSION,)
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cds_full_url = "%s/Linux_x64/clang-%s.tgz" % (CDS_URL, PACKAGE_VERSION)
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with tempfile.NamedTemporaryFile() as temp:
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DownloadFile(cds_full_url, temp.name)
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with tarfile.open(temp.name, "r:gz") as tar_file:
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tar_file.extractall(LLVM_BUILD_DIR)
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with open(STAMP_FILE, "wb") as stamp_file:
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stamp_file.write(PACKAGE_VERSION)
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return 0
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if __name__ == "__main__":
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sys.exit(main(sys.argv[1:]))
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