20 lines
503 B
Bash
20 lines
503 B
Bash
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#!/bin/bash
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#Based on http://unix.stackexchange.com/questions/175146/apt-get-update-exit-status
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#And http://unix.stackexchange.com/questions/19470/list-available-updates-but-do-not-install-them
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if ! { apt-get update 2>&1 || echo E: update failed ;} | grep -q '^[WE]:';then
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echo update success
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else
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echo update failure
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exit 1
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fi
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if [ $(aptitude search '~U' | wc -l) -gt 0 ];then
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echo Need-to-update
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exit 1
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else
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echo No-Need-to-update
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exit 0
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fi
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