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utils.py
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utils.py
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#! /usr/bin/python
# -*- Python -*-
import os
import sys
import config
def package(repo):
if repo == 'alsa-python':
return 'pyalsa'
return repo
def tmpdir(extra=''):
if not os.path.exists(config.TMPDIR):
os.mkdir(config.TMPDIR)
if extra and extra[0] != '/':
extra = '/' + extra
if extra and not os.path.exists(config.TMPDIR + extra):
os.mkdir(config.TMPDIR + extra)
return os.path.abspath(config.TMPDIR + extra)
def tmpfile(file, extra=''):
return tmpdir(extra) + '/' + file
def eprint(msg):
sys.stderr.write(msg + '\n')
def is_alsa_file(file):
for i in config.NOT_ALSA_FILES:
if file.startswith(i):
return False
for i in config.ALSA_FILES:
if file.startswith(i):
return True
return False
def to_alsa_file(gitfile, prefix=''):
if gitfile == '/dev/null':
return '/dev/null'
return prefix + gitfile
def to_kernel_file(gitfile, prefix=''):
if gitfile == '/dev/null':
return '/dev/null'
if prefix and gitfile.startswith(prefix):
return gitfile
return prefix + gitfile
def git_repo(repo):
if repo == '.':
return os.path.abspath(repo)
if repo[0] != '/':
repo = config.ROOT + '/' + repo
return os.path.abspath(repo)
def git(repo):
repo = git_repo(repo)
return "LANG=C git --work-tree=%s --git-dir=%s" % (repo, repo + '/.git')
def git_popen(repo, cmd):
if config.GIT_DEBUG:
print "%s %s" % (git(repo), cmd)
return os.popen("%s %s" % (git(repo), cmd))
def git_system(repo, cmd, exports=None):
if exports is None:
exports = ''
else:
exports += ' ; '
if config.GIT_DEBUG:
print "%s%s %s" % (exports, git(repo), cmd)
return os.system("%s%s %s" % (exports, git(repo), cmd))
def git_read_commits(repo, old, head, kernel_tree=False, reverse=False):
def check_files():
commit['comment'] = commit['comment'].strip()
if not kernel_tree:
return True
for file in commit['files']:
if is_alsa_file(file):
return True
return False
reverse = reverse and " --reverse" or ""
curdir = os.getcwd()
os.chdir(git_repo(repo))
if old.startswith('__'):
a, b = old[2:], head
if a != b:
a += ' ' + b
fp = git_popen(repo, "log --name-only --pretty=fuller --date=iso%s %s" % (reverse, a))
else:
a, b = old, head
if a != b:
a += '..' + b
print 'Analyzing %s %s:' % (repo, a)
fp = git_popen(repo, "log --name-only --pretty=fuller --date=iso%s %s" % (reverse, a))
res = []
commit = None
while 1:
line = fp.readline()
if not line:
break
if line.startswith('commit '):
if commit is not None and check_files():
res.append(commit)
commit = {'comment':'', 'files':[]}
commit['ref'] = line[7:].strip()
elif line.startswith('Author:') or line.startswith('AuthorDate:') or \
line.startswith('Commit:') or line.startswith('CommitDate:') or \
line.startswith('Merge:'):
line = line.replace('Signed-off-by:', '')
a = line.split(': ')
commit[a[0].strip()] = a[-1].strip()
elif line.startswith(' '):
commit['comment'] += line[4:].strip() + '\n'
else:
line = line.strip()
if line:
commit['files'].append(line)
if commit is not None and check_files():
res.append(commit)
fp.close()
if not old.startswith('__'):
print ' %s commits read' % len(res)
os.chdir(curdir)
return res
def diff_compare2(diff1, diff2):
if len(diff1) != len(diff2):
return False
for idx in range(0, len(diff1)-1):
if diff1[idx].startswith('index ') and diff2[idx].startswith('index '):
continue
elif diff1[idx].startswith('@@ ') and diff2[idx].startswith('@@ '):
a = diff1[idx].split(' ')
b = diff2[idx].split(' ')
a1 = a[1].split(',')
a2 = a[2].split(',')
b1 = b[1].split(',')
b2 = b[2].split(',')
if len(a1) < 2:
a1.append('XXX')
if len(b1) < 2:
b1.append('XXX')
if a1[1] != b1[1] or a2[1] != b2[1]:
return False
elif diff1[idx] != diff2[idx]:
return False
return True
def diff_compare(repo1, commit1, repo2, commit2):
diff1 = git_popen(repo1, "diff %s~1..%s" % (commit1, commit1)).readlines()
diff2 = git_popen(repo2, "diff %s~1..%s" % (commit2, commit2)).readlines()
return diff_compare2(diff1, diff2)
def raw_subject(str):
strings = ['ALSA:', 'SOUND:', 'ASOC:', '[ALSA]', '[SOUND]', '[ASOC]']
up = str.upper()
for s in strings:
if up.startswith(s):
return raw_subject(str[len(s):].strip())
return str