projects / mirror_frr.git / blame
| Commit | Line | Data |
|---|---|---|
| dceb5f8a DL |
1 | #!/usr/bin/env python |
| 2 | # -*- coding: utf-8 -*- | |
| 3 | ||
| 4 | import sys, os | |
| 5 | import subprocess, argparse, tempfile | |
| 6 | import indent | |
| 7 | ||
| 8 | def run(cmd): | |
| 9 | proc = subprocess.Popen(cmd, stdout = subprocess.PIPE) | |
| 10 | rv = proc.communicate('')[0].decode('UTF-8') | |
| 11 | proc.wait() | |
| 12 | return rv | |
| 13 | ||
| 14 | argp = argparse.ArgumentParser(description = 'git whitespace-fixing tool') | |
| 15 | argp.add_argument('branch', metavar='BRANCH', type = str, nargs = '?', default = 'HEAD') | |
| 16 | args = argp.parse_args() | |
| 17 | ||
| 18 | branch = args.branch | |
| 19 | commit = run(['git', 'rev-list', '-n', '1', branch, '--']).strip() | |
| 20 | beforeid = run(['git', 'rev-list', '-n', '1', 'reindent-master-before', '--']).strip() | |
| 21 | afterid = run(['git', 'rev-list', '-n', '1', 'reindent-master-after', '--']).strip() | |
| 22 | ||
| 23 | beforebase = run(['git', 'merge-base', commit, beforeid]).strip() | |
| 24 | afterbase = run(['git', 'merge-base', commit, afterid]).strip() | |
| 25 | ||
| 26 | if afterbase == afterid: | |
| 27 | sys.stderr.write('this branch was already rebased\n') | |
| 28 | sys.exit(1) | |
| 29 | ||
| 30 | if beforebase != beforeid: | |
| 31 | sys.stderr.write('you need to rebase your branch onto the tag "reindent-master-before"\n') | |
| 32 | sys.exit(1) | |
| 33 | ||
| 34 | revs = run(['git', 'rev-list', 'reindent-master-before..%s' % commit]).strip().split('\n') | |
| 92690ee6 | 35 | revs.reverse() |
| dceb5f8a DL |
36 | |
| 37 | srcdir = os.getcwd() | |
| 38 | tmpdir = tempfile.mkdtemp('frrindent') | |
| 39 | os.chdir(tmpdir) | |
| 40 | ||
| 41 | sys.stderr.write('using temporary directory %s; %d revisions\n' % (tmpdir, len(revs))) | |
| 42 | run(['git', 'clone', '-s', '-b', 'reindent-master-after', srcdir, 'repo']) | |
| 43 | os.chdir('repo') | |
| 44 | ||
| 45 | prev = beforeid | |
| 46 | for rev in revs: | |
| 47 | filestat = run(['git', 'diff', '-z', '--name-status', prev, rev]).rstrip('\0').split('\0') | |
| 48 | changes = zip(filestat[0::2], filestat[1::2]) | |
| 49 | sys.stderr.write('%s: %d files\n' % (rev, len(changes))) | |
| 50 | ||
| 51 | for typ, name in changes: | |
| 52 | if typ == 'D': | |
| 53 | run(['git', 'rm', name]) | |
| 54 | elif typ in ['A', 'M']: | |
| 55 | run(['git', 'checkout', rev, '--', name]) | |
| 56 | if name.endswith('.c') or name.endswith('.h'): | |
| 57 | for d in ['babeld/', 'ldpd/', 'nhrpd/']: | |
| 58 | if name.startswith(d): | |
| 59 | break | |
| 60 | else: | |
| 61 | sys.stderr.write('\t%s\n' % name) | |
| 62 | indent.wrap_file(name) | |
| 63 | run(['git', 'add', name]) | |
| 64 | ||
| 65 | run(['git', 'commit', '-C', rev]) | |
| 66 | prev = rev | |
| 67 | ||
| 68 | run(['git', 'push', 'origin', 'HEAD:refs/heads/reindented-branch']) | |
| 69 | sys.stderr.write('\n\n"reindented-branch" should now be OK.\n') | |
| 70 | sys.stderr.write('you could use "git reset --hard reindented-branch" to set your current branch to the reindented output\n') | |
| 71 | sys.stderr.write('\033[31;1mplease always double-check the output\033[m\n') | |
| 72 |