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33 lines
700 B
33 lines
700 B
4 years ago
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#!/bin/bash
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function log () {
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# if argument is given, echo argument, if stream is piped, echo each line of stream
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if [ "$verbosity" != 'VERBOSE' ] ; then return 0; fi
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if [ -n "$1" ]; then
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echo "$1"
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else
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while read line
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do
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if [ -n "$line" ]; then
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echo "$line"
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fi
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done
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fi
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}
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function error () {
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# if argument is given, echo argument to stderr, if stream is piped, echo each line of stream to stderr
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if [ "$verbosity" = 'SILENT' ]; then return 0; fi
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if [ -n "$1" ]; then
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echo "$1" >&2
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else
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while read line
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do
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if [ -n "$line" ]; then
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echo "$line" >&2
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fi
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done
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fi
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}
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