16 lines
393 B
Bash
16 lines
393 B
Bash
#!/usr/bin/env bash
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# Extract the OS ID from /etc/os-release
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OS_ID=$(grep '^ID=' /etc/os-release | cut -d= -f2 | sed -e 's/"//g')
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# Run the grep command with the OS ID incorporated
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grep -Eis "(\\v|\\r|\\m|\\s|$OS_ID)" /etc/motd
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# Check the exit code of the grep command
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if [ $? -ne 0 ]; then
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# Grep did not find any matches, return 0
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exit 0
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else
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# Grep found matches, return 1
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exit 1
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fi
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