generic-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

47 lines
1,009 B
Python
Executable file

#!/usr/bin/env python
#
# gen-lockedsig-cache <locked-sigs.inc> <input-cachedir> <output-cachedir>
#
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)