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Merge "extract_kernel.py: add support to output compiler information" am: b83c9d0461 am: 3667804395 am: 413d074ab6 am: 516ec1733f 

Original change: https://android-review.googlesource.com/c/platform/build/+/1393369

Change-Id: Ib35776c95d6e01cdff445e7fb78ef9c164592923
This commit is contained in:
Treehugger Robot 2020-08-11 03:45:14 +00:00 committed by Automerger Merge Worker
parent 81c1443ca5 516ec1733f
commit 05c0c876f7
1 changed files with 20 additions and 1 deletions
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21
tools/extract_kernel.py
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@ -40,7 +40,7 @@ COMPRESSION_ALGO = (
# LINUX_COMPILE_HOST ") (" LINUX_COMPILER ") " UTS_VERSION "\n"; # LINUX_COMPILE_HOST ") (" LINUX_COMPILER ") " UTS_VERSION "\n";
LINUX_BANNER_PREFIX = b'Linux version ' LINUX_BANNER_PREFIX = b'Linux version '
LINUX_BANNER_REGEX = LINUX_BANNER_PREFIX + \ LINUX_BANNER_REGEX = LINUX_BANNER_PREFIX + \
r'(?P<release>(?P<version>[0-9]+[.][0-9]+[.][0-9]+).*) \(.*@.*\) \(.*\) .*\n' r'(?P<release>(?P<version>[0-9]+[.][0-9]+[.][0-9]+).*) \(.*@.*\) \((?P<compiler>.*)\) .*\n'
def get_from_release(input_bytes, start_idx, key): def get_from_release(input_bytes, start_idx, key):
@ -82,6 +82,14 @@ def dump_version(input_bytes):
return dump_from_release(input_bytes, "version") return dump_from_release(input_bytes, "version")
def dump_compiler(input_bytes):
"""
Dump kernel version, w.x.y, from input_bytes. Search for the string
"Linux version " and do pattern matching after it. See LINUX_BANNER_REGEX.
"""
return dump_from_release(input_bytes, "compiler")
def dump_release(input_bytes): def dump_release(input_bytes):
""" """
Dump kernel release, w.x.y-..., from input_bytes. Search for the string Dump kernel release, w.x.y-..., from input_bytes. Search for the string
@ -208,6 +216,13 @@ def main():
nargs='?', nargs='?',
type=argparse.FileType('wb'), type=argparse.FileType('wb'),
const=sys.stdout) const=sys.stdout)
parser.add_argument('--output-compiler',
help='If specified, write the compiler information. Use stdout if no file '
'is specified.',
metavar='FILE',
nargs='?',
type=argparse.FileType('wb'),
const=sys.stdout)
parser.add_argument('--tools', parser.add_argument('--tools',
help='Decompression tools to use. If not specified, PATH ' help='Decompression tools to use. If not specified, PATH '
'is searched.', 'is searched.',
@ -234,6 +249,10 @@ def main():
"kernel release in {}".format(args.input.name)): "kernel release in {}".format(args.input.name)):
ret = 1 ret = 1
if not dump_to_file(args.output_compiler, dump_compiler, input_bytes,
"kernel compiler in {}".format(args.input.name)):
ret = 1
return ret return ret