33 lines
587 B
Bash
33 lines
587 B
Bash
#!/bin/bash
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# Copyright (c) 2015 - 2016 DisplayLink (UK) Ltd.
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suspend_dlm()
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{
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#flush any bytes in pipe
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while read -n 1 -t 1 SUSPEND_RESULT < /tmp/PmMessagesPort_out; do : ; done;
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#suspend DisplayLinkManager
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echo "S" > /tmp/PmMessagesPort_in
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if [ -f /tmp/PmMessagesPort_out ]; then
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#wait until suspend of DisplayLinkManager finish
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read -n 1 -t 10 SUSPEND_RESULT < /tmp/PmMessagesPort_out
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fi
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}
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resume_dlm()
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{
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#resume DisplayLinkManager
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echo "R" > /tmp/PmMessagesPort_in
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}
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case "\$1/\$2" in
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pre/*)
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suspend_dlm
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;;
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post/*)
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resume_dlm
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;;
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esac
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