mirror of
https://github.com/elliotnunn/supermario.git
synced 2024-06-25 15:29:41 +00:00
74 lines
3.0 KiB
Python
Executable File
74 lines
3.0 KiB
Python
Executable File
#!/usr/bin/env python3
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import argparse
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from os import path, makedirs, walk, listdir, remove
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from shutil import copy, rmtree
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from subprocess import run
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def folder(default_search, user_input):
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if path.sep in user_input:
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return user_input
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else:
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the_path = path.dirname(path.dirname(path.abspath(__file__)))
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the_path = path.join(the_path, default_search, user_input)
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return the_path
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parser = argparse.ArgumentParser(description='''
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Expand a patchset into a git repository (based on git-am)
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''')
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parser.add_argument('patchset', metavar='PATCHSET', action='store', type=lambda x: folder('patchset', x), help='Patchset (assumed in ../patchset/)')
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parser.add_argument('worktree', metavar='WORKTREE', action='store', type=lambda x: folder('worktree', x), help='Destination worktree (assumed in ../worktree/)')
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group = parser.add_mutually_exclusive_group()
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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/)')
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group.add_argument('--base-commit', metavar='REV', action='store', help='Base commit')
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parser.add_argument('--branch', metavar='BRANCH', action='store', default='master', help='Destination branch')
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args = parser.parse_args()
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assert path.exists(args.patchset)
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assert not path.exists(path.join(args.patchset, '.git')) # protect against argument swap
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horst = ['-c', 'user.name=Horst Beepmanh', '-c', 'user.email=<>']
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makedirs(args.worktree, exist_ok=True)
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run(['git', 'init'], cwd=args.worktree, check=True)
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run(['git', 'checkout', '--orphan', args.branch], cwd=args.worktree, check=True)
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# This cleans the working directory, because the manpage's suggestion `git rm -rf .` does not work
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run(['git', 'reset'], cwd=args.worktree, check=True)
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for do_delete in listdir(args.worktree):
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if do_delete != '.git':
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do_delete = path.join(args.worktree, do_delete)
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try:
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rmtree(do_delete)
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except NotADirectoryError:
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remove(do_delete)
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if args.base_commit is not None:
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run(['git', 'reset', '--hard', args.base_commit], cwd=args.worktree, check=True)
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else:
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for walk_base, walk_dirs, walk_files in walk(args.base):
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walk_dirs[:] = [x for x in walk_dirs if not x.startswith('.')]
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walk_files[:] = [x for x in walk_files if not x.startswith('.')]
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other_dir = path.join(args.worktree, path.relpath(walk_base, args.base))
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makedirs(other_dir, exist_ok=True)
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for this_file in walk_files:
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copy(path.join(walk_base, this_file), other_dir)
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run(['git', 'add', '.'], cwd=args.worktree, check=True)
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run(['git', *horst, 'commit', '-m', path.basename(args.base)], cwd=args.worktree, check=True)
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run(['git', 'tag', args.branch+'-patchset-base'], cwd=args.worktree, check=True)
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patchfiles = [path.join(args.patchset, x) for x in sorted(listdir(args.patchset)) if path.splitext(x)[1].lower() == '.patch']
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run(['git', *horst, 'am', *patchfiles], cwd=args.worktree, check=True)
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