Olli Graf
12 months ago
5 changed files with 63 additions and 3 deletions
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#! /usr/bin/python3 |
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# encoding:utf-8 |
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import signal |
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import time |
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def handle_alarm(signum, frame): |
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print(f'Alarm ausgelöst bei {time.ctime()}') |
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signal.signal(signal.SIGALRM,handle_alarm) |
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signal.alarm(3) |
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print(f'aktuelle Zeit Start: {time.ctime()}') |
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time.sleep(13) |
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print(f'aktuelle Zeit Ende: {time.ctime()}') |
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#! /usr/bin/python3 |
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import time |
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import signal |
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import sys |
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#Behandlung von SIGINT (CTRL-C) |
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def handle_sigint(signum, frame) : |
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print(f'Handling signal {signum} ({signal.Signals(signum).name}).') |
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if signum == signal.SIGINT: |
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print(f'SIGINT wird behandelt. {frame}') |
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time.sleep(1) |
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sys.exit(0) |
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#Behandlung von SIGTSTP (CTRL-Z) |
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def handle_sigtstp(signum,frame): |
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print(f'Behandle signal {signum} ({signal.Signals(signum).name}).') |
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print('Programm in Hintergrund') |
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# Behandlung von SiGCONT |
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def handle_sigcont(signum,frame): |
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print(f'Behandle signal {signum} ({signal.Signals(signum).name}).') |
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print('Programm im Vordergrund') |
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if __name__ == '__main__': |
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# Interrupt Handler registrieren |
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signal.signal(signal.SIGINT, handle_sigint) |
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signal.signal(signal.SIGTSTP, handle_sigtstp) |
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signal.signal(signal.SIGCONT, handle_sigcont) |
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for i in range(0,10000000): |
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print(f'Schleife: {i}') |
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time.sleep(0.5) |
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print('Schleifenende') |
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