2024-07-11 13:37:35 +03:00
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#!/bin/sh
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set -f
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sed -znE '/^([^=]+)=.*$/s,,\1,p' /proc/self/environ \
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| sed -zE \
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-e '/^_$/d;/^ENVSUBST_/d;' \
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2024-07-23 00:03:46 +03:00
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-e '/^__IEP_/d;/^IEP_$/d' \
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2024-07-11 13:37:35 +03:00
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| {
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if [ -n "${ENVSUBST_EXCLUDE_REGEX:-}" ] ; then
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grep -zEv -e "${ENVSUBST_EXCLUDE_REGEX}"
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else
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if [ -n "${ENVSUBST_INCLUDE_REGEX:-}" ] ; then
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grep -zE -e "${ENVSUBST_INCLUDE_REGEX}"
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else
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cat
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fi
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fi
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} \
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| sort -zV \
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| xargs -0 -r printf '${%s} ' \
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| sed -zE 's/ $//'
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