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copy_buildsystem.py: Add methods to copy shared state. 

Added the helper functions necessary to copy the sstate from the
current build, and generate the file to "lock" it.

(From OE-Core rev: f704b0ad26bbca868c4ac40addb92dcd212f586f)

Signed-off-by: Randy Witt <randy.e.witt@linux.intel.com>
Signed-off-by: Paul Eggleton <paul.eggleton@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Randy Witt 2015-02-23 17:00:38 +00:00 committed by Richard Purdie
parent d5d4b70a5d
commit 1118c12bdf
1 changed files with 32 additions and 0 deletions
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32
meta/lib/oe/copy_buildsystem.py
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@ -68,3 +68,35 @@ class BuildSystem(object):
_smart_copy(layer, layerdestpath)
return layers_copied
def generate_locked_sigs(sigfile, d):
bb.utils.mkdirhier(os.path.dirname(sigfile))
depd = d.getVar('BB_TASKDEPDATA', True)
tasks = ['%s.%s' % (v[2], v[1]) for v in depd.itervalues()]
bb.parse.siggen.dump_lockedsigs(sigfile, tasks)
def prune_lockedsigs(allowed_tasks, excluded_targets, lockedsigs, pruned_output):
with open(lockedsigs, 'r') as infile:
bb.utils.mkdirhier(os.path.dirname(pruned_output))
with open(pruned_output, 'w') as f:
invalue = False
for line in infile:
if invalue:
if line.endswith('\\\n'):
splitval = line.strip().split(':')
if splitval[1] in allowed_tasks and not splitval[0] in excluded_targets:
f.write(line)
else:
f.write(line)
invalue = False
elif line.startswith('SIGGEN_LOCKEDSIGS'):
invalue = True
f.write(line)
def create_locked_sstate_cache(lockedsigs, input_sstate_cache, output_sstate_cache, d, fixedlsbstring=""):
bb.note('Generating sstate-cache...')
bb.process.run("gen-lockedsig-cache %s %s %s" % (lockedsigs, input_sstate_cache, output_sstate_cache))
if fixedlsbstring:
os.rename(output_sstate_cache + '/' + d.getVar('NATIVELSBSTRING', True),
output_sstate_cache + '/' + fixedlsbstring)