mirror of
https://git.proxmox.com/git/mirror_frr
synced 2025-10-31 20:23:36 +00:00
90 lines
3.1 KiB
Python
90 lines
3.1 KiB
Python
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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import sys, os
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import subprocess, argparse, tempfile
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import indent
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def run(cmd):
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proc = subprocess.Popen(cmd, stdout = subprocess.PIPE)
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rv = proc.communicate('')[0].decode('UTF-8')
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proc.wait()
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return rv
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clangfmt = run(['git', 'show', 'master:.clang-format'])
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argp = argparse.ArgumentParser(description = 'git whitespace-fixing tool')
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argp.add_argument('branch', metavar='BRANCH', type = str, nargs = '?', default = 'HEAD')
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args = argp.parse_args()
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branch = args.branch
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commit = run(['git', 'rev-list', '-n', '1', branch, '--']).strip()
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# frr-3.1-dev = first commit that is on master but not on stable/3.0
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masterid = run(['git', 'rev-list', '-n', '1', 'frr-3.1-dev', '--']).strip()
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masterbase = run(['git', 'merge-base', commit, masterid]).strip()
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if masterbase == masterid:
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refbranch = 'master'
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else:
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refbranch = '3.0'
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sys.stderr.write('autodetected base: %s (can be 3.0 or master)\n' % refbranch)
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beforeid = run(['git', 'rev-list', '-n', '1', 'reindent-%s-before' % refbranch, '--']).strip()
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afterid = run(['git', 'rev-list', '-n', '1', 'reindent-%s-after' % refbranch, '--']).strip()
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beforebase = run(['git', 'merge-base', commit, beforeid]).strip()
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afterbase = run(['git', 'merge-base', commit, afterid]).strip()
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if afterbase == afterid:
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sys.stderr.write('this branch was already rebased\n')
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sys.exit(1)
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if beforebase != beforeid:
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sys.stderr.write('you need to rebase your branch onto the tag "reindent-%s-before"\n' % refbranch)
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sys.exit(1)
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revs = run(['git', 'rev-list', 'reindent-%s-before..%s' % (refbranch, commit)]).strip().split('\n')
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revs.reverse()
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srcdir = os.getcwd()
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tmpdir = tempfile.mkdtemp('frrindent')
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os.chdir(tmpdir)
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sys.stderr.write('using temporary directory %s; %d revisions\n' % (tmpdir, len(revs)))
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run(['git', 'clone', '-s', '-b', 'reindent-%s-after' % refbranch, srcdir, 'repo'])
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os.chdir('repo')
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with open('.clang-format', 'w') as fd:
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fd.write(clangfmt)
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prev = beforeid
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for rev in revs:
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filestat = run(['git', 'diff', '-z', '--name-status', prev, rev]).rstrip('\0').split('\0')
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changes = zip(filestat[0::2], filestat[1::2])
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sys.stderr.write('%s: %d files\n' % (rev, len(changes)))
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for typ, name in changes:
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if typ == 'D':
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run(['git', 'rm', name])
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elif typ in ['A', 'M']:
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run(['git', 'checkout', rev, '--', name])
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if name.endswith('.c') or name.endswith('.h'):
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for d in ['babeld/', 'ldpd/', 'nhrpd/']:
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if name.startswith(d):
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break
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else:
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sys.stderr.write('\t%s\n' % name)
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indent.wrap_file(name)
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run(['git', 'add', name])
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run(['git', 'commit', '-C', rev])
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prev = rev
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run(['git', 'push', 'origin', 'HEAD:refs/heads/reindented-branch'])
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sys.stderr.write('\n\n"reindented-branch" should now be OK.\n')
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sys.stderr.write('you could use "git reset --hard reindented-branch" to set your current branch to the reindented output\n')
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sys.stderr.write('\033[31;1mplease always double-check the output\033[m\n')
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