35 lines
948 B
Plaintext
35 lines
948 B
Plaintext
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#!/bin/bash
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# Copyright 2017 Matthew Thode
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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if [[ "${DIB_DEBUG_TRACE:-0}" -gt 0 ]]; then
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set -x
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fi
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set -eu
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set -o pipefail
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# unmount tmpfs
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# care about anything still using it
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[[ ! -e /run/lock/shm_fixed ]] && exit 0 # shm hasn't been modified
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umount /dev/shm
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if fuser /dev/shm; then
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rmdir /dev/shm
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fi
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if [[ -e /dev/shm.orig ]]; then
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mv /dev/shm.orig /dev/shm
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fi
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rm /run/lock/shm_fixed
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