2019-04-23 14:23:33 +00:00
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#!/usr/bin/env bash
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2013-01-18 08:41:41 +00:00
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# Usage: pyenv version-file-read <file>
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2012-08-31 06:23:41 +00:00
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set -e
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[ -n "$PYENV_DEBUG" ] && set -x
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VERSION_FILE="$1"
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2022-05-06 16:51:51 +00:00
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if [ -s "$VERSION_FILE" ]; then
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2013-01-18 09:57:08 +00:00
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# Read the first non-whitespace word from the specified version file.
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# Be careful not to load it whole in case there's something crazy in it.
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2014-03-24 09:15:40 +00:00
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IFS="${IFS}"$'\r'
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2022-05-06 16:51:51 +00:00
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sep=
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while read -n 1024 -r version _ || [[ $version ]]; do
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[[ -z $version || $version == \#* ]] && continue
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printf "%s%s" "$sep" "$version"
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sep=:
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done <"$VERSION_FILE"
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[[ $sep ]] && { echo; exit; }
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2012-08-31 06:23:41 +00:00
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fi
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exit 1
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