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- #!/usr/bin/env python3
- #
- # SPDX-License-Identifier: GPL-2.0-only
- #
- import os
- import sys
- import glob
- import shutil
- import errno
- def mkdir(d):
- try:
- os.makedirs(d)
- except OSError as e:
- if e.errno != errno.EEXIST:
- raise e
- if len(sys.argv) < 5:
- print("Incorrect number of arguments specified")
- print("syntax: gen-lockedsig-cache <locked-sigs.inc> <input-cachedir> <output-cachedir> <nativelsbstring> [filterfile]")
- sys.exit(1)
- filterlist = []
- if len(sys.argv) > 5:
- print('Reading filter file %s' % sys.argv[5])
- with open(sys.argv[5]) as f:
- for l in f.readlines():
- if ":" in l:
- filterlist.append(l.rstrip())
- print('Reading %s' % sys.argv[1])
- sigs = []
- with open(sys.argv[1]) as f:
- for l in f.readlines():
- if ":" in l:
- task, sig = l.split()[0].rsplit(':', 1)
- if filterlist and not task in filterlist:
- print('Filtering out %s' % task)
- else:
- sigs.append(sig)
- print('Gathering file list')
- files = set()
- for s in sigs:
- p = sys.argv[2] + "/" + s[:2] + "/*" + s + "*"
- files |= set(glob.glob(p))
- p = sys.argv[2] + "/%s/" % sys.argv[4] + s[:2] + "/*" + s + "*"
- files |= set(glob.glob(p))
- print('Processing files')
- for f in files:
- sys.stdout.write('Processing %s... ' % f)
- _, ext = os.path.splitext(f)
- if not ext in ['.tgz', '.siginfo', '.sig']:
- # Most likely a temp file, skip it
- print('skipping')
- continue
- dst = os.path.join(sys.argv[3], os.path.relpath(f, sys.argv[2]))
- destdir = os.path.dirname(dst)
- mkdir(destdir)
- src = os.path.realpath(f)
- if os.path.exists(dst):
- os.remove(dst)
- if (os.stat(src).st_dev == os.stat(destdir).st_dev):
- print('linking')
- try:
- os.link(src, dst)
- except OSError as e:
- print('hard linking failed, copying')
- shutil.copyfile(src, dst)
- else:
- print('copying')
- shutil.copyfile(src, dst)
- print('Done!')
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