9 lines
298 B
Bash
9 lines
298 B
Bash
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#!/bin/bash
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configFile=/etc/default/grub;
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pattern="^\\(GRUB_CMDLINE_LINUX_DEFAULT=\".*\\)\\([[:space:]]quiet\\|quiet[[:space:]]\\)\\(.*\".*\\)$";
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if grep "$pattern" "$configFile" > /dev/null
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then
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sudo sed -i "/$pattern/{ h; s/^\\(.*\\)$/#\\1/; p; x; s/$pattern/\\1\\3/; };" "$configFile";
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fi;
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