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Merge pull request #91 from bjackman/kernelversion-fixup

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Fixup KernelVersion API
This commit is contained in:
setrofim 2017-02-21 08:05:03 +00:00 committed by GitHub
commit 23087d14f5
1 changed files with 38 additions and 6 deletions
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42
devlib/target.py
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@ -27,7 +27,7 @@ ANDROID_SCREEN_RESOLUTION_REGEX = re.compile(r'mUnrestrictedScreen=\(\d+,\d+\)'
DEFAULT_SHELL_PROMPT = re.compile(r'^.*(shell|root)@.*:/\S* [#$] ',
re.MULTILINE)
KVERSION_REGEX =re.compile(
r'(?P<version>\d+)(\.(?P<major>\d+)(\.(?P<minor>\d+)(-(rc)?(?P<rc>\d+))?)?)?(.*-g(?P<sha1>[0-9a-fA-F]{7,}))?'
r'(?P<version>\d+)(\.(?P<major>\d+)(\.(?P<minor>\d+)(-rc(?P<rc>\d+))?)?)?(.*-g(?P<sha1>[0-9a-fA-F]{7,}))?'
)
@ -1189,7 +1189,33 @@ class Cpuinfo(object):
class KernelVersion(object):
"""
Class representing the version of a target kernel
Not expected to work for very old (pre-3.0) kernel version numbers.
:ivar release: Version number/revision string. Typical output of
``uname -r``
:type release: str
:ivar version: Extra version info (aside from ``release``) reported by
``uname``
:type version: str
:ivar version_number: Main version number (e.g. 3 for Linux 3.18)
:type version_number: int
:ivar major: Major version number (e.g. 18 for Linux 3.18)
:type major: int
:ivar minor: Minor version number for stable kernels (e.g. 9 for 4.9.9). May
be None
:type minor: int
:ivar rc: Release candidate number (e.g. 3 for Linux 4.9-rc3). May be None.
:type rc: int
:ivar sha1: Kernel git revision hash, if available (otherwise None)
:type sha1: str
:ivar parts: Tuple of version number components. Can be used for
lexicographically comparing kernel versions.
:type parts: tuple(int)
"""
def __init__(self, version_string):
if ' #' in version_string:
release, version = version_string.split(' #')
@ -1209,11 +1235,17 @@ class KernelVersion(object):
self.rc = None
match = KVERSION_REGEX.match(version_string)
if match:
self.version_number = match.group('version')
self.major = match.group('major')
self.minor = match.group('minor')
groups = match.groupdict()
self.version_number = int(groups['version'])
self.major = int(groups['major'])
if groups['minor'] is not None:
self.minor = int(groups['minor'])
if groups['rc'] is not None:
self.rc = int(groups['rc'])
if groups['sha1'] is not None:
self.sha1 = match.group('sha1')
self.rc = match.group('rc')
self.parts = (self.version_number, self.major, self.minor)
def __str__(self):
return '{} {}'.format(self.release, self.version)