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poky/scripts/gen-lockedsig-cache
Randy Witt 67c1d2eeb7 gen-lockedsig-cache: Allow cross-filesystem copies. 
Since this previously always tried to use hardlinks you couldn't have
the source and destination be on different devices. This change allows
for that and also prevents failure in situations where the files already
existed.

(From OE-Core rev: cf675896340ebed7c4830b93d791ddb08999031f)

Signed-off-by: Randy Witt <randy.e.witt@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
2015-02-24 17:41:42 +00:00

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#!/usr/bin/env python

gen-lockedsig-cache <locked-sigs.inc>

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) < 3: print("Incorrect number of arguments specified") sys.exit(1)

sigs = [] with open(sys.argv[1]) as f: for l in f.readlines(): if ":" in l: sigs.append(l.split(":")[2].split()[0])

files = set() for s in sigs: p = sys.argv[2] + "/" + s[:2] + "/" + s + "" files |= set(glob.glob(p)) p = sys.argv[2] + "//" + s[:2] + "/" + s + "*" files |= set(glob.glob(p))

for f in files: dst = f.replace(sys.argv[2], sys.argv[3]) destdir = os.path.dirname(dst) mkdir(destdir)

if os.path.exists(dst):
    os.remove(dst)
if (os.stat(f).st_dev == os.stat(destdir).st_dev):
    os.link(f, dst)
else:
    shutil.copyfile(f, dst)