47 lines
1.1 KiB
Bash
47 lines
1.1 KiB
Bash
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#!/bin/bash
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; version 2 of the License.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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error_function() {
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if [[ -p $logpipe ]]; then
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rm "$logpipe"
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fi
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# first exit all subshells, then print the error
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if (( ! BASH_SUBSHELL )); then
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error "A failure occurred in %s()." "$1"
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plain "Aborting..."
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fi
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exit 2
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}
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run_safe() {
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local restoretrap
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set -e
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set -E
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restoretrap=$(trap -p ERR)
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trap 'error_function $1' ERR
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run_log "$1"
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eval $restoretrap
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set +E
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set +e
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}
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# $1: function
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run_log(){
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local logfile=${work_dir}/${imgname}.log
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logpipe=$(mktemp -u "/tmp/logpipe.XXXXXXXX")
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mkfifo "$logpipe"
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tee "$logfile" < "$logpipe" &
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local teepid=$!
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$1 &> "$logpipe"
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wait $teepid
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rm "$logpipe"
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}
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