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Simplify deepen/flatten scripts

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They no longer try and fail to work with existing git repositories. If
an existing one gets in the way, it gets trashed and reinitialized.
This commit is contained in:
Elliot Nunn 2019-06-29 22:13:18 +08:00
parent 5f460e9e1b
commit 36a2454343
2 changed files with 28 additions and 38 deletions
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64
bin/deepen
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@ -23,8 +23,6 @@ parser.add_argument('patchset', metavar='PATCHSET', action='store', type=lambda
parser.add_argument('worktree', metavar='WORKTREE', action='store', type=lambda x: folder('worktree', x), help='Destination worktree (assumed in ../worktree/)') parser.add_argument('worktree', metavar='WORKTREE', action='store', type=lambda x: folder('worktree', x), help='Destination worktree (assumed in ../worktree/)')
group = parser.add_mutually_exclusive_group() group = parser.add_mutually_exclusive_group()
group.add_argument('--base', metavar='SRC', action='store', default='SuperMarioProj.1994-02-09', type=lambda x: folder('base', x), help='Base source tree (default=SuperMarioProj.1994-02-09, assumed in ../base/)') group.add_argument('--base', metavar='SRC', action='store', default='SuperMarioProj.1994-02-09', type=lambda x: folder('base', x), help='Base source tree (default=SuperMarioProj.1994-02-09, assumed in ../base/)')
group.add_argument('--base-commit', metavar='REV', action='store', help='Base commit')
parser.add_argument('--branch', metavar='BRANCH', action='store', default='master', help='Destination branch')
args = parser.parse_args() args = parser.parse_args()
@ -34,45 +32,37 @@ assert not path.exists(path.join(args.patchset, '.git')) # protect against argum
horst = ['-c', 'user.name=Horst Beepmanh', '-c', 'user.email=<>'] horst = ['-c', 'user.name=Horst Beepmanh', '-c', 'user.email=<>']
def git(*gitargs):
run(['git', *horst, *gitargs], cwd=args.worktree, check=True)
makedirs(args.worktree, exist_ok=True) try:
run(['git', 'init'], cwd=args.worktree, check=True) rmtree(args.worktree)
run(['git', 'checkout', '--orphan', args.branch], cwd=args.worktree, check=True) except FileNotFoundError:
pass
# This cleans the working directory, because the manpage's suggestion `git rm -rf .` does not work makedirs(args.worktree)
run(['git', 'reset'], cwd=args.worktree, check=True)
for do_delete in listdir(args.worktree):
if do_delete != '.git':
do_delete = path.join(args.worktree, do_delete)
try:
rmtree(do_delete)
except NotADirectoryError:
remove(do_delete)
if args.base_commit is not None:
run(['git', 'reset', '--hard', args.base_commit], cwd=args.worktree, check=True)
else:
for walk_base, walk_dirs, walk_files in walk(args.base):
walk_dirs[:] = [x for x in walk_dirs if not x.startswith('.')]
walk_files[:] = [x for x in walk_files if not x.startswith('.')]
other_dir = path.join(args.worktree, path.relpath(walk_base, args.base))
makedirs(other_dir, exist_ok=True)
for this_file in walk_files:
copy(path.join(walk_base, this_file), other_dir)
run(['git', 'add', '.'], cwd=args.worktree, check=True)
run(['git', *horst, 'commit', '-m', path.basename(args.base)], cwd=args.worktree, check=True)
with open(path.join(args.worktree, '.gitignore'), 'a') as f: with open(path.join(args.worktree, '.gitignore'), 'a') as f:
f.write('Build*\n') f.write('.*\n*.dmg\nBuild*/\n')
run(['git', 'add', '.gitignore'], cwd=args.worktree, check=True)
run(['git', *horst, 'commit', '-m', 'auto-gitignore (do not rebase)'], cwd=args.worktree, check=True)
run(['git', 'tag', args.branch+'-patchset-base'], cwd=args.worktree, check=True) git('init')
git('add', '-f', '.gitignore')
git('commit', '-m', 'Useful non-source things')
for walk_base, walk_dirs, walk_files in walk(args.base):
walk_dirs[:] = [x for x in walk_dirs if not x.startswith('.')]
walk_files[:] = [x for x in walk_files if not x.startswith('.')]
other_dir = path.join(args.worktree, path.relpath(walk_base, args.base))
makedirs(other_dir, exist_ok=True)
for this_file in walk_files:
copy(path.join(walk_base, this_file), other_dir)
git('add', '.')
git('commit', '-m', path.basename(args.base))
git('tag', 'patchset-base')
patchfiles = [path.join(args.patchset, x) for x in sorted(listdir(args.patchset)) if path.splitext(x)[1].lower() == '.patch'] patchfiles = [path.join(args.patchset, x) for x in sorted(listdir(args.patchset)) if path.splitext(x)[1].lower() == '.patch']
run(['git', *horst, 'am', *patchfiles], cwd=args.worktree, check=True) git('am', *patchfiles)

2
bin/flatten
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@ -40,7 +40,7 @@ for do_delete in listdir(args.patchset):
remove(do_delete) remove(do_delete)
run(['git', 'format-patch', '-o', args.patchset, '--anchored=;', 'master-patchset-base'], stdout=DEVNULL, cwd=args.worktree, check=True) run(['git', 'format-patch', '-o', args.patchset, '--anchored=;', 'patchset-base'], stdout=DEVNULL, cwd=args.worktree, check=True)
if args.raw: exit() if args.raw: exit()