35 lines
920 B
Python
35 lines
920 B
Python
import os
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import re
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import signal
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import readline # 用于支持历史记录
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# 标志位，用于处理信号
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interrupted = False
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def signal_handler(signal, frame):
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global interrupted
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interrupted = True # 设置标志位
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signal.signal(signal.SIGINT, signal_handler)
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os.system('clear')
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def shell():
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dir = os.getcwd()
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if dir == '/':
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CmdDir = '/'
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elif re.match(dir, "/home/*"): # 用户目录下的任意文件夹
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CmdDir = '~'
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else:
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CmdDir = dir.split('/')[-1]
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print(f'20250910553@何相龙 {CmdDir} % ', end='')
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cmd = input().strip() # 去除输入中的多余空白字符，包括换行符
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if cmd: # 如果输入不为空，保存到历史记录
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readline.add_history(cmd)
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os.system(cmd)
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while True:
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if interrupted:
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print("\nSignal received. Type 'exit' to quit.")
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interrupted = False # 重置标志位
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shell() |