72 lines
2.3 KiB
Python
Executable file
72 lines
2.3 KiB
Python
Executable file
#!/usr/bin/env python3
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#
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# MMGen Wallet, a terminal-based cryptocurrency wallet
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# Copyright (C)2013-2025 The MMGen Project <mmgen@tuta.io>
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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"""
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main: Script launcher for the MMGen Project
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"""
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import sys, os
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def launch(*, mod=None, func=None, fqmod=None, package='mmgen'):
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if sys.platform in ('linux', 'darwin') and sys.stdin.isatty():
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import termios, atexit
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fd = sys.stdin.fileno()
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old = termios.tcgetattr(fd)
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atexit.register(lambda: termios.tcsetattr(fd, termios.TCSADRAIN, old))
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try:
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__import__(f'{package}.main_{mod}') if mod else func() if func else __import__(fqmod)
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except KeyboardInterrupt:
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from .color import yellow
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sys.stderr.write(yellow('\nUser interrupt\n'))
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sys.exit(1)
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except EOFError:
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from .color import yellow
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sys.stderr.write(yellow('\nEnd of file\n'))
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sys.exit(1)
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except Exception as e:
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try:
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errmsg = str(e.args[0])
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except:
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errmsg = repr(e.args[0]) if e.args else repr(e)
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from collections import namedtuple
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from .color import nocolor, yellow, red
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_o = namedtuple('exit_data', ['color', 'exit_val', 'fs'])
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d = {
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0: _o(nocolor, 0, '{message}'),
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1: _o(nocolor, 1, '{message}'),
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2: _o(yellow, 2, '{message}'),
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3: _o(yellow, 3, '\nMMGen Error ({name}):\n{message}'),
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4: _o(red, 4, '\nMMGen Fatal Error ({name}):\n{message}'),
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'x': _o(yellow, 5, '\nMMGen Python Exception ({name}): {e}'),
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}[getattr(e, 'mmcode', 'x')]
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(sys.stdout if getattr(e, 'stdout', None) else sys.stderr).write(
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d.color(d.fs.format(
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name = type(e).__name__,
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message = errmsg.strip() or e,
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e = e))
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+ '\n')
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if os.getenv('MMGEN_EXEC_WRAPPER') or os.getenv('MMGEN_TRACEBACK'):
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raise
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sys.exit(d.exit_val)
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